dnl $Id: configure.ac 82250 2008-07-03 21:49:43Z jtc $ dnl An autoconf script to automatically configure ACE. dnl Process this file with autoconf to produce a configure script. dnl Statically (i.e. at autoconf-time) determine the version of ACE. dnl This is necessary since the version argument to AC_INIT is dnl supposed to be a static value, not a dynamic one (e.g. a shell dnl variable). dnl dnl Note that this macro removes the newline output by the M4 dnl "esyscmd" built-in. Unless you understand what you're doing, dnl particularly with M4, do not modify this macro definition. define([ACE_VERSION], patsubst(esyscmd(grep ACE_VERSION ace/Version.h | sed 's/.*\" *\(.*\)\".*/\1/'), [ ]))dnl remove newline ending every `esyscmd' answer AC_INIT([ACE], ACE_VERSION, [ace-bugs@cs.wustl.edu], [ace]) AC_REVISION([$Id: configure.ac 82250 2008-07-03 21:49:43Z jtc $]) AC_COPYRIGHT([ACE(TM), TAO(TM), CIAO(TM), and CoSMIC(TM) (henceforth referred to as "DOC software") are copyrighted by Douglas C. Schmidt and his research group at Washington University, University of California, Irvine, and Vanderbilt University, Copyright (c) 1993-2005, all rights reserved. Since DOC software is open-source, free software, you are free to use, modify, copy, and distribute--perpetually and irrevocably--the DOC software source code and object code produced from the source, as well as copy and distribute modified versions of this software. You must, however, include this copyright statement along with code built using DOC software. Please see the file `COPYING' in the top level ACE directory for additional details.]) dnl Require GNU Autoconf 2.58 or better. Previous versions did not dnl correctly support HP-UX. AC_PREREQ([2.58]) dnl Autoconf explicitly forbids patterns containing "_AC_". This causes dnl a problem when using MPC to generate the Automake ".am" files since dnl the "AC_CLD" project in ACE_wrappers/examples/C++NPv2 ends up having dnl a Makefile containing "NPv2_AC_CLD" in it, triggering the forbidden dnl "_AC_" pattern. Explicitly allow our pattern. m4_pattern_allow([NPv2_AC_CLD]) AC_CONFIG_SRCDIR([ace/ACE.cpp]) AC_CONFIG_AUX_DIR([aux_config]) AC_CONFIG_MACRO_DIR([m4]) dnl Check what platform we are running on. AC_CANONICAL_TARGET([]) dnl Initialize GNU Automake, and require Automake 1.9.6 or better. AM_INIT_AUTOMAKE([1.9.6 foreign no-define nostdinc]) dnl Add maintainer mode option to the option list. dnl AM_MAINTAINER_MODE dnl The maintainer of this configure script. ACE_CONFIGURE_MAINTAINER='ace-users@cs.wustl.edu' dnl Until autoconf support in ACE is complete, prevent this script dnl from running unless the user explictly forces the configure script dnl to run using the "--enable-maintainer-mode" configure script dnl option. dnl if test $USE_MAINTAINER_MODE != yes; then dnl AC_MSG_ERROR([ dnl ACE autoconf support is currently disabled by default since it is dnl still under development. Please use the stock ACE build procedure dnl detailed in the file \`ACE-INSTALL.html'. dnl dnl If you wish to experiment with ACE's autoconf support then use the dnl \"--enable-maintainer-mode\" configure script option to enable dnl autoconf support. For more details see the file dnl \`ACE-configuration.txt'.]) dnl fi dnl test $USE_MAINTAINER_MODE != yes dnl Should we use "egrep" or "grep -E"? This sets the "$EGREP" shell dnl variable. AC_PROG_EGREP dnl If we are configuring in a CVS controlled directory then don't dnl continue any further. The idea is to prevent automatically dnl generated files from being checked into the repository. This dnl will prevent accidental overwrites of ACE's current Makefiles by dnl the automatically generated ones, for example. dnl ACE_CHECK_FOR_CVS_DIR dnl Prevent the configure script from continuing any further if dnl configuration is being performed in the top-level directory. The dnl idea is to prevent files generated during configuration and build dnl from overwriting the stock files of the same name. ACE_CHECK_TOP_SRCDIR dnl Prepare the `ace/config.h.in' header template. ACE_PREP_CONFIG_HEADER dnl Allow the standard program name transformations. dnl We probably don't need AC_ARG_PROGRAM any longer since AM_INIT_AUTOMAKE dnl handles this functionality. -- Ossama dnl AC_ARG_PROGRAM dnl Generate a header file with all settings. AC_CONFIG_HEADERS([ace/config.h]) dnl Move before the AC_ARG_ENABLE stuff to prevent autoconf complaints. dnl This is a bit messy but it makes life easier for me. dnl -Ossama dnl dnl SECTION: checks for programs dnl dnl Check if system supports "#! /bin/sh" line in scripts AC_SYS_INTERPRETER dnl Check the C compiler and preprocessor. dnl AC_PROG_CC dnl AC_PROG_CPP dnl AC_PROG_CC_C_O dnl Check the C++ compiler and preprocessor. AC_PROG_CXX AC_PROG_CXXCPP dnl Set the test language as C++ AC_LANG([C++]) dnl If we are cross compiling disable certain things in the Makefiles. AM_CONDITIONAL([ACE_CROSS_COMPILED], [test X$cross_compiling = Xyes]) dnl Look for the best awk-style program available. AC_PROG_AWK dnl Parse the version information argument. dnl Note that "ACE_VERSION" is an m4 macro. ace_version_temp=ACE_VERSION ace_save_ifs="$IFS"; IFS='.' set dummy $ace_version_temp 0 0 0 IFS="$ace_save_ifs" ACE_MAJOR=$2 ACE_MINOR=$3 ACE_BETA=$4 ACE_VERSION_NAME=ACE_VERSION AC_SUBST([ACE_MAJOR]) AC_SUBST([ACE_MINOR]) AC_SUBST([ACE_BETA]) AC_SUBST([ACE_VERSION_NAME]) dnl Do the usual install settings; don't forget to include a dnl `install-sh' script, in case there is no BSD compatible `install' dnl installed (no pun intended) in your machine. dnl We don't need this anymore since AM_INIT_AUTOMAKE calls AC_PROG_INSTALL. dnl -- Ossama dnl AC_PROG_INSTALL dnl Special handling for some UNIX variants and Cygwin32 dnl AC_AIX dnl AC_MINIX case $host_os in *cygwin* ) CYGWIN=yes;; * ) CYGWIN=no;; esac dnl Check if we support symbolic links AC_PROG_LN_S dnl Check if a lexical analyzer exists (lex, flex, etc.) AM_PROG_LEX dnl Check if some implementation of YACC exists (yacc, byacc, bison, etc.) AC_PROG_YACC dnl if test -z "$YACC"; then dnl ./missing yacc dnl fi dnl Check for perfect hash function generator AC_CHECK_PROG([GPERF],[gperf],[gperf]) dnl Check for profiling progam AC_CHECK_PROGS([PROF],[gprof prof],) dnl The user's/default C++ flags are stored in "CXXFLAGS." We use dnl the variable "ACE_CXXFLAGS" to set the C++ flags we want. At the end dnl of the configuration process we combine ACE_CXXFLAGS and CXXFLAGS dnl into CXXFLAGS (e.g., CXXFLAGS="$ACE_CXXFLAGS $CXXFLAGS"). CXXFLAGS dnl goes after ACE_CXXFLAGS so that the user's C++ flag command line dnl choices always override the configure script's choices. ACE_CXXFLAGS="" ACE_CFLAGS="" dnl SECTION 2: Configure script command line options dnl Determine which subsets to build dnl This is done using the autoconf "--enable-foobar" mechanism. ACE_CHECK_SUBSETS dnl Some of the third party libraries (X11, openssl, etc.) depend on dnl other libraries. Check for those before the processing --enable dnl options. dnl Check if the socket library is available AC_SEARCH_LIBS([socket],[socket],,,[-lnsl]) dnl Check for gethostbyname in -lnsl since some platforms (e.g. Solaris) dnl put it there. AC_SEARCH_LIBS([gethostbyname],[nsl],,) dnl Add --{enable,disable,with,without}-feature options. ACE_CONFIGURATION_OPTIONS ACE_COMPILATION_OPTIONS # Autoconf's AC_OBJEXT and AC_EXEEXT macros only works for C compilers! # Libtool's setup macro calls AC_OBJEXT and AC_EXEEXT without setting # the test language to C. We do it before any libtool setup macros are # called so that the proper values are cached beforehand. We also do # it before any linker flags (LDFLAGS) are set so that C++ specific # ones don't break the tests. dnl AC_LANG_PUSH([C]) dnl AC_OBJEXT dnl AC_EXEEXT dnl AC_LANG_POP([C]) dnl Call ACE_SET_COMPILER_FLAGS before AC_PROG_LIBTOOL and after the dnl AC_ARG_ENABLE and AC_ARG_WITH calls. ACE_SET_COMPILER_FLAGS dnl SECTION 3: check for programs <--- moved before section 2 (Ossama) dnl Platform specific libraries needed for ACE's autoconf tests dnl that currently do not have tests themselves. dnl Platform specific flags case "$host" in *osf3.2*) LIBS="$LIBS -lmach -lsys5 -lcxx -lc" ;; *osf4.0* | *osf5.0*) LIBS="$LIBS -lmach" ;; *psos*) LIBS="$LIBS -lm" ;; esac dnl SECTION 4: checks for libraries dnl Additional X library checks dnl We only check for these libraries if the user has dnl enabled XtReactor support. xt_reactor_go=no if test "$ace_user_enable_xt_reactor" = yes; then XTREACTOR_TEST_XLIBS="" dnl Check for Motif if we have X T_LDFLAGS="$LDFLAGS" LDFLAGS="$LDFLAGS $X_LIBS" dnl Note that ACE currently only needs -lX11 and -lXt for the XtReactor dnl so we define another library variable that contains additional dnl libraries for the XtReactor test since it needs either Motif or the dnl Athena widget set. AC_CHECK_LIB([Xm],[XmCreateRowColumn], [ AC_DEFINE([ACE_HAS_XT]) XTREACTOR_TEST_XLIBS="-lXm" xt_reactor_go=yes ], [ AC_DEFINE([ACE_LACKS_MOTIF]) AC_CHECK_LIB([Xaw],[XawInitializeWidgetSet], [ AC_DEFINE([ACE_HAS_XT]) XTREACTOR_TEST_XLIBS="-lXaw -lXmu" xt_reactor_go=yes ], [ xt_reactor_go=no AC_MSG_WARN([No usable X widget libraries were found.]) AC_MSG_WARN([XtReactor support will be disabled.]) ],[-lXmu]) ],[-lXt]) AC_SUBST([XTREACTOR_TEST_XLIBS]) dnl Restore pre-test linker flags LDFLAGS="$T_LDFLAGS" fi dnl test "$ace_user_enable_xt_reactor"= yes AM_CONDITIONAL([COMPILE_XTREACTOR_TEST],[test X$xt_reactor_go = Xyes]) dnl End additional X library checks dnl Some platforms do not have a dynamic linking library, however the dnl dlopen, dlclose, etc., functions may exist in the C library. dnl (e.g. Digital UNIX) dnl Check for dynamic linking library AC_SEARCH_LIBS([dlopen],[dl svld],[ace_has_svr4_dynamic_linking=yes], [ ace_has_svr4_dynamic_linking=no AC_CHECK_LIB([dld],[shl_get],,) ]) dnl Check for getservbyname in -lxnet since some platforms (e.g. Solaris) dnl may put it there. AC_SEARCH_LIBS([getservbyname],[socket xnet],,[AC_DEFINE([ACE_LACKS_GETSERVBYNAME])],[-lnsl]) dnl Check for compile() regex function in -lgen. Solaris, for example, dnl may put it there. AC_SEARCH_LIBS([compile],[gen],,) dnl Check for exception handling library (e.g. for Digital UNIX) AC_SEARCH_LIBS([exc_continue],[exc],,) dnl Check for ctime_r in -lc_r. Some platforms, such as Digital UNIX, dnl put reentrant functions such as asctime_r, ctime_r, gmtime_r, and dnl localtime_r in -lc_r. AC_SEARCH_LIBS([ctime_r],[c_r],,) dnl XTI/TLI check. Check for XTI first, since it's preferred. If there's dnl no XTI, try for TLI. t_getprotaddr() is only in XTI. AC_SEARCH_LIBS([t_getprotaddr],[xti nsl], [ace_has_xti_funcs=yes],[ace_has_xti_funcs=no]) AS_IF([test "$ace_has_xti_funcs" = no], [ AC_SEARCH_LIBS([t_accept],[tli_r tli nsl], [ace_has_tli_funcs=yes],[ace_has_tli_funcs=no]) ],[]) dnl Check for all of the things we need to compile and link threads dnl properly. AS_IF([test "$ace_user_enable_threads" = yes], [ ACE_CHECK_THREADS ],[]) dnl Setup Libtool dnl This should be done in the "programs" section of this file but dnl libtool may then be unaware of compiler flags set during the dnl thread checks. dnl Disable building of static libraries by default AC_DISABLE_STATIC dnl Enable Libtool module support AC_LIBTOOL_DLOPEN dnl Enable support for "clean" DLLs. AC_LIBTOOL_WIN32_DLL dnl dnl ###### Relies on the as of yet unreleased Libtool 1.6 distribuion ### dnl dnl Only enable C++ libtool support. Support for other languages is dnl unnecessary. dnl AC_LIBTOOL_TAGS([CXX]) dnl FIXME: Temporary hack to make libtool work with g++. dnl Shared library support will only work with GNU g++ and GNU ld dnl right now. dnl save_CC="$CC" dnl CC="$CXX" dnl Check for libtool and turn on Automake processing for Libtool AC_PROG_LIBTOOL dnl Enable C++ support in libtool dnl AC_LIBTOOL_CXX dnl Temporary hack until I get integrate libtool's new tag support dnl into automake. dnl This hack forces libtool to always use the C++ tag. dnl LIBTOOL="$LIBTOOL --tag=CXX" dnl Check for sched_yield() in posix4 library. dnl Some platforms, such as Solaris, may define sched_yield() there. dnl Later we run AC_CHECK_FUNC(sched_yield), which is redundant in this case dnl but is needed if sched_yield() is defined in one of the other libraries dnl we check for. AC_SEARCH_LIBS([sched_yield],[rt posix4],[ace_has_sched_yield=yes],) dnl Check for asynchronous IO calls (perform check *after* thread check!) ACE_CHECK_ASYNCH_IO dnl Additional `-lposix4' library check since it may not be added by the dnl above checks on some platforms that may need it dnl AC_SEARCH_LIBS([clock_gettime], dnl [rt posix4],[AC_DEFINE(ACE_HAS_CLOCK_GETTIME)],) dnl This check was added to work around a system-supplied header dnl (/usr/include/netinet/ip.h) that won't compile with Visual Age C++ dnl unless the _NO_BITFIELDS preprocessor macro is defined. The comments dnl there recommend use of _NO_BITFIELDS (and recode where needed to allow dnl that), but we won't just turn it on. Check to see if it's needed. Note dnl that this check is related to headers but done before we really know if dnl the header is present. Thus, if the bare compile fails, but succeeds dnl with _NO_BITFIELDS, set the flag, else leave things alone. AC_CACHE_CHECK([to see if _NO_BITFIELDS needed to compile netinet/ip.h], [ac_cv_needs_no_bitfields], [ ace_save_CXXFLAGS="$CXXFLAGS" dnl Try compiling without any flags first. AC_COMPILE_IFELSE([ AC_LANG_PROGRAM([ #include ], [ return 0; ]) ], [ ac_cv_needs_no_bitfields=no ], [ CXXFLAGS="$CXXFLAGS -D_NO_BITFIELDS" AC_COMPILE_IFELSE([ AC_LANG_PROGRAM([ #include ], [ return 0; ]) ], [ ac_cv_needs_no_bitfields=yes ], [ ac_cv_needs_no_bitfields=no CXXFLAGS="$ace_save_CXXFLAGS" ]) ]) ]) dnl SECTION 5: checks for header files dnl Set known platform specific flags ACE_SET_PLATFORM_MACROS dnl Check for dirent headers AC_HEADER_DIRENT AS_IF([test "$ac_cv_header_dirent_dirent_h" = yes || test "$ac_cv_header_dirent_sys_ndir_h" = yes || test "$ac_cv_header_dirent_sys_dir_h" = yes || test "$ac_cv_header_dirent_ndir_h" = yes], [ AC_DEFINE([ACE_HAS_DIRENT]) ],[]) dnl Check for sys/wait.h Posix.1 compliance AC_HEADER_SYS_WAIT AC_CHECK_HEADER([dlfcn.h], [ dnl We already checked for dlopen in the previous library checks however, dnl it is possible that ac_cv_func_dlopen=yes if dlopen wasn't found before dnl the library test. Hence we cannot use AC_CHECK_FUNC(dlopen) here dnl the previously cached value may prevent ACE_HAS_SVR4_DYNAMIC_LINKING dnl from being defined. dnl -Ossama AS_IF([test "$ace_has_svr4_dynamic_linking" = yes], [ AC_DEFINE([ACE_HAS_SVR4_DYNAMIC_LINKING]) case "$host_os" in darwin*) AC_DEFINE([ACE_LD_SEARCH_PATH], [ACE_LIB_TEXT ("DYLD_LIBRARY_PATH")], [Define to environment variable used for DLL search path]) AC_DEFINE([ACE_DLL_SUFFIX], [ACE_LIB_TEXT (".dylib")], [Define to DLL file suffix]) ;; esac ],[]) ],) ACE_CHECK_LACKS_HEADERS(inttypes.h malloc.h memory.h stdint.h) ACE_CHECK_HAS_HEADERS(bytesex.h) AC_CHECK_HEADER([sys/msg.h], [ ACE_CACHE_CHECK([if _KERNEL is needed for msg prototypes], [ace_cv_lib_broken_msg_h], [ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #ifdef UNIXWARE_7_1 # define _KMEMUSER #endif #include ]],[[ struct msg ace_msg; ]])],[ ace_cv_lib_broken_msg_h=no ],[ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #ifndef _KERNEL # define _KERNEL # ifdef UNIXWARE_7_1 # define _KMEMUSER # endif #endif #include ]], [[ struct msg ace_msg; ]])], [ ace_cv_lib_broken_msg_h=yes ], [ dnl If we get here, then we have no idea if it is broken or not. ace_cv_lib_broken_msg_h=no ]) ]) ], [ AC_DEFINE([ACE_HAS_BROKEN_MSG_H]) ],) ], [AC_DEFINE([ACE_LACKS_SYS_MSG_H])]) AC_CHECK_HEADER([sys/sem.h],,) AC_CHECK_HEADER([sys/shm.h],,) ACE_CHECK_LACKS_HEADERS(sys/param.h) AC_CHECK_HEADER([sys/priocntl.h],[],[]) dnl Check for _before_ ACE_CHECK_LACKS_HEADERS(ucontext.h) AC_CHECK_HEADER([sys/procfs.h], [ dnl Check if conflicts with dnl Some (early?) versions of glibc2.1 define the same variables dnl in and . ACE_CACHE_CHECK([if sys/procfs.h conflicts with ucontext.h], [ace_has_procfs_conflict], [ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #ifndef ACE_LACKS_UCONTEXT_H # include #endif #include ]],[[ int a = 0; ]])],[ ace_has_procfs_conflict=no ],[ ace_has_procfs_conflict=yes ]) ], [ ], [ dnl If ace_has_procfs_conflict = no then define ACE_HAS_PROC_FS. AC_DEFINE([ACE_HAS_PROC_FS]) ]) ],) ACE_CHECK_LACKS_HEADERS(arpa/inet.h) ACE_CHECK_HAS_HEADERS(byteswap.h) ACE_CHECK_LACKS_HEADERS(dirent.h) ACE_CHECK_LACKS_HEADERS(dlfcn.h) ACE_CHECK_LACKS_HEADERS(errno.h) ACE_CHECK_LACKS_HEADERS(execinfo.h) ACE_CHECK_LACKS_HEADERS(fcntl.h) ACE_CHECK_HAS_HEADERS(pdh.h) ACE_CHECK_HAS_HEADERS(pthread_np.h) ACE_CHECK_LACKS_HEADERS(sched.h) ACE_CHECK_LACKS_HEADERS(search.h) ACE_CHECK_HAS_HEADERS(select.h) ACE_CHECK_LACKS_HEADERS(semaphore.h) ACE_CHECK_LACKS_HEADERS(signal.h) ACE_CHECK_LACKS_HEADERS(stdlib.h) ACE_CHECK_LACKS_HEADERS(string.h) ACE_CHECK_LACKS_HEADERS(strings.h) ACE_CHECK_LACKS_HEADERS(netdb.h) ACE_CHECK_LACKS_HEADERS(netinet/in.h) ACE_CHECK_LACKS_HEADERS(netinet/tcp.h) ACE_CHECK_LACKS_HEADERS(sys/socket.h) ACE_CHECK_LACKS_HEADERS(net/if.h, [], [], [ #ifndef ACE_LACKS_SYS_TYPES_H # include #endif #ifndef ACE_LACKS_SYS_SOCKET_H # include # endif ]) ACE_CHECK_HAS_HEADERS(sys/filio.h) ACE_CHECK_HAS_HEADERS(intrin.h) ACE_CHECK_HAS_HEADERS(ia64intrin.h) ACE_CHECK_HAS_HEADERS(ia32intrin.h) ACE_CHECK_LACKS_HEADERS(sys/ioctl.h) ACE_CHECK_LACKS_HEADERS(sys/ipc.h) ACE_CHECK_HAS_HEADERS(sys/loadavg.h) ACE_CHECK_LACKS_HEADERS(sys/mman.h) ACE_CHECK_HAS_HEADERS(sys/pstat.h) ACE_CHECK_LACKS_HEADERS(sys/resource.h) ACE_CHECK_LACKS_HEADERS(sys/sem.h) ACE_CHECK_LACKS_HEADERS(sys/shm.h) ACE_CHECK_LACKS_HEADERS(sys/select.h) ACE_CHECK_HAS_HEADERS(sys/sockio.h) ACE_CHECK_LACKS_HEADERS(sys/stat.h) dnl Test for out of alphabetical order, since it must dnl be (conditionally) #included in other feature tests. ACE_CHECK_LACKS_HEADERS(sys/types.h) ACE_CHECK_LACKS_HEADERS(sys/sysctl.h, [], [], [ #ifndef ACE_LACKS_SYS_TYPES_H # include #endif #ifndef ACE_LACKS_SYS_PARAM_H # include #endif ]) ACE_CHECK_HAS_HEADERS(sys/sysinfo.h) ACE_CHECK_HAS_HEADERS(sys/systeminfo.h) ACE_CHECK_LACKS_HEADERS(sys/time.h) ACE_CHECK_LACKS_HEADERS(sys/uio.h) ACE_CHECK_LACKS_HEADERS(sys/un.h) ACE_CHECK_LACKS_HEADERS(sys/wait.h) ACE_CHECK_HAS_HEADERS(sysent.h) ACE_CHECK_LACKS_HEADERS(time.h) ACE_CHECK_LACKS_HEADERS(termio.h termios.h) ACE_CHECK_LACKS_HEADERS(wctype.h) AC_CHECK_HEADER([sys/systeminfo.h],[],[]) AC_CHECK_TYPE([struct termio], [AC_DEFINE([ACE_HAS_TERMIO], 1, [Define to 1 if system supports SysV tty API.])], [], [ #ifndef ACE_LACKS_TERMIO_H #include #endif ]) AC_CHECK_TYPE([struct termios], [AC_DEFINE([ACE_HAS_TERMIOS], 1, [Define to 1 if system supports POSIX tty API.])], [], [ #ifndef ACE_LACKS_TERMIOS_H #include #endif ]) dnl If the platform has XTI, don't bother with the TLI checks as XTI is dnl preferred. AS_IF([test "$ace_has_xti_funcs" = yes], [ AC_CHECK_HEADER([xti.h], [ ace_has_xti=yes AC_DEFINE([ACE_HAS_XTI]) ],) AC_CHECK_HEADER([sys/xti.h], [ ace_has_xti=yes AC_DEFINE([ACE_HAS_SYS_XTI_H]) AC_DEFINE([ACE_HAS_XTI]) ],) AC_CHECK_HEADER([sys/timod.h], [ AC_DEFINE([ACE_HAS_TIMOD_H]) ],) dnl Check if XTI headers define TCP macros that conflict with netinet/tcp.h's ACE_CACHE_CHECK([if TCP macros in sys/xti.h conflict with netinet/tcp.h], [ace_cv_lib_has_conflicting_xti_macros], [ ACE_CONVERT_WARNINGS_TO_ERRORS([ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ # if defined (ACE_HAS_XTI) # include # if defined (ACE_HAS_SYS_XTI_H) # include /**/ # else # include /**/ # endif /* ACE_HAS_SYS_XTI_H */ # else # if defined (ACE_HAS_TIUSER_H) # include /**/ # endif # endif /* ACE_HAS_XTI */ # if !defined (ACE_LACKS_NETINET_TCP_H) # include /**/ # endif /* !ACE_LACKS_NETIINET_TCP_H */ ]],[[ int a = 0; ]])],[ ace_cv_lib_has_conflicting_xti_macros=no ],[ ace_cv_lib_has_conflicting_xti_macros=yes ]) ]) ], [ AC_DEFINE([ACE_HAS_CONFLICTING_XTI_MACROS]) ],) ],[]) AS_IF([test "$ace_has_tli_funcs" = yes], [ AC_CHECK_HEADER([tiuser.h], [ ace_has_tli=yes AC_DEFINE([ACE_HAS_TIUSER_H]) AC_DEFINE([ACE_HAS_TLI]) ],) AC_CHECK_HEADER([sys/timod.h], [ AC_DEFINE([ACE_HAS_TIMOD_H]) ], [ AC_CHECK_HEADER([tli/timod.h], [ AC_DEFINE([ACE_HAS_OSF_TIMOD_H]) ],) ]) AC_CHECK_FUNC([t_getname], [AC_DEFINE([ACE_HAS_SVR4_TLI])],) if test "$ac_cv_header_tiuser_h" = yes; then ACE_CACHE_CHECK([if tiuser.h is protected by extern "C"], [ace_cv_lib_tiuser_with_extern_c],[ AC_EGREP_HEADER([extern \"C\"],[tiuser.h], [ ace_cv_lib_tiuser_with_extern_c=yes ], [ ace_cv_lib_tiuser_with_extern_c=no ]) ],,[AC_DEFINE([ACE_HAS_TIUSER_H_BROKEN_EXTERN_C])]) fi dnl test "$ac_cv_header_tiuser_h" = yes AC_CHECK_HEADER([xliuser.h], [ ace_has_tli=yes AC_DEFINE([ACE_HAS_XLI]) AC_DEFINE([ACE_HAS_TLI]) ],) dnl Check for TLI prototypes. if test "$ace_has_tli" = yes; then ACE_CACHE_CHECK([for TLI prototypes], [ace_cv_lib_tli_prototypes], [ dnl We only check for t_accept. This should hopefully be enough. AC_EGREP_CPP([t_accept], [ #ifndef ACE_LACKS_SYS_TYPES_H # include #endif #if defined (ACE_HAS_TIMOD_H) # include #endif #if defined (ACE_HAS_OSF_TIMOD_H) # include #endif #if defined (ACE_HAS_TIUSER_H) # include /**/ #endif /* ACE_HAS_TIUSER_H */ #if defined (ACE_HAS_XLI) # include #endif ], [ ace_cv_lib_tli_prototypes=yes ], [ ace_cv_lib_tli_prototypes=no ]) ],[AC_DEFINE([ACE_HAS_TLI_PROTOTYPES])],) dnl Check for t_errno type in TLI headers ACE_CACHE_CHECK([for t_errno in TLI headers], [ace_cv_lib_has_t_errno], [ dnl Check if t_errno is declared in the TLI headers AC_EGREP_CPP([t_errno], [ #ifndef ACE_LACKS_SYS_TYPES_H # include #endif #if defined (ACE_HAS_TIMOD_H) # include #endif #if defined (ACE_HAS_OSF_TIMOD_H) # include #endif #if defined (ACE_HAS_TIUSER_H) # include /**/ #endif /* ACE_HAS_TIUSER_H */ #if defined (ACE_HAS_XLI) # include #endif ], [ ace_cv_lib_has_t_errno=yes ], [ ace_cv_lib_has_t_errno=no ]) ],,[AC_DEFINE([ACE_LACKS_T_ERRNO])]) fi dnl test "$ace_has_tli_funcs" = yes ],[]) dnl These checks are needed for both XTI and TLI. AS_IF([test "$ace_has_xti" = yes || test "$ace_has_tli" = yes], [ dnl Check if t_error incorrectly accepts char * ACE_CONVERT_WARNINGS_TO_ERRORS([ ACE_CACHE_CHECK([if t_error incorrectly accepts char *], [ace_cv_lib_has_broken_t_error], [ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #ifndef ACE_LACKS_SYS_TYPES_H # include #endif #if defined (ACE_HAS_XTI) # if defined (ACE_HAS_SYS_XTI_H) # include # else # include # endif /* ACE_HAS_SYS_XTI_H */ #elif defined (ACE_HAS_TIUSER_H) # include /**/ #endif /* ACE_HAS_TIUSER_H */ #if defined (ACE_HAS_XLI) # include #endif ]],[[ const char *ace_errmsg = "FOO"; t_error (ace_errmsg); ]])],[ ace_cv_lib_has_broken_t_error=no ],[ ace_cv_lib_has_broken_t_error=yes ]) ], [ AC_DEFINE([ACE_HAS_BROKEN_T_ERROR]) ],) ]) dnl ACE_CONVERT_WARNINGS_TO_ERRORS ],[]) dnl See the notes about ACE_LACKS_MMAP in the functions section of this dnl configure script. dnl -Ossama AC_CHECK_HEADER([sys/mman.h], [ AC_EGREP_HEADER([extern \"C\"],[sys/mman.h], , [ AC_DEFINE([ACE_HAS_BROKEN_MMAP_H]) ]) ], [ AC_DEFINE([ACE_LACKS_MMAP]) ]) dnl Check for bzero() prototype if bstring.h exists. AC_CHECK_HEADER([bstring.h], [ AC_EGREP_HEADER([bzero],[bstring.h], [ AC_DEFINE([ACE_HAS_BSTRING]) ],) ],) AC_CHECK_HEADER([strings.h], [ AC_EGREP_HEADER([bzero],[strings.h], [ AC_DEFINE([ACE_HAS_STRINGS]) ],) ],) ACE_CHECK_HAS_HEADERS(sys/syscall.h) AC_CHECK_HEADER([poll.h], [AC_DEFINE([ACE_HAS_POLL])],) ACE_CHECK_LACKS_HEADERS(pwd.h) AC_CHECK_HEADER([regexpr.h], [AC_DEFINE([ACE_HAS_REGEX])],) AC_CHECK_HEADER([stropts.h], [AC_DEFINE([ACE_HAS_STREAMS])], [AC_DEFINE([ACE_LACKS_STROPTS_H])]) ACE_CHECK_LACKS_HEADERS(siginfo.h) ACE_CHECK_LACKS_HEADERS(unistd.h) ACE_CHECK_LACKS_HEADERS(utime.h) ACE_CHECK_LACKS_HEADERS(wchar.h) AC_CHECK_HEADER([wchar.h], [AC_DEFINE([ACE_HAS_WCHAR])],) AC_CHECK_HEADER([new], [AC_DEFINE([ACE_HAS_NEW_NO_H])], [ ACE_CHECK_HAS_HEADERS([new.h]) ]) dnl ace/OS.i can #include ,not #include dnl "cstring" is the correct form. dnl TODO: Double check the above comment. AC_CHECK_HEADER([cstring], [AC_DEFINE([ACE_HAS_GNU_CSTRING_H])],) AC_CHECK_HEADER([memory],,) dnl Check for availablity of "new style" C++ stream headers AC_CHECK_HEADERS([iomanip ios iostream istream ostream fstream streambuf], , [AC_CHECK_HEADERS([iostream.h fstream.h], [AC_DEFINE([ACE_USES_OLD_IOSTREAMS])], [AC_DEFINE([ACE_LACKS_IOSTREAM_TOTALLY])])]) dnl Check if platform needs to #include for dnl regular expression support ACE_CACHE_CHECK([regexpr.h for regular expression support], [ace_cv_needs_regexpr_h], [ AC_EGREP_HEADER([compile],[regexpr.h], [ ace_cv_needs_regexpr_h=yes ], [ AC_EGREP_HEADER([step],[regexpr.h], [ ace_cv_needs_regexpr_h=yes ], [ ace_cv_needs_regexpr_h=no ]) ]) ],[AC_DEFINE([ACE_NEEDS_REGEXPR_H])],) dnl Check for old malloc() prototype. ACE_CONVERT_WARNINGS_TO_ERRORS([ ACE_CACHE_CHECK([for old malloc() prototype], [ace_cv_lib_old_malloc_proto], [ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include #ifndef ACE_LACKS_MALLOC_H # include #endif ]],[[ char *s = 0; s = malloc(sizeof(int)); ]])],[ ace_cv_lib_old_malloc_proto=yes ],[ ace_cv_lib_old_malloc_proto=no ]) ],[AC_DEFINE([ACE_HAS_OLD_MALLOC])],) ]) dnl ACE_CONVERT_WARNINGS_TO_ERRORS dnl Check for *_timedwait() prototypes dnl TODO: We only check for one of the *_timedwait() prototypes. dnl Is this enough? AC_CHECK_DECL([recv_timedwait], [], [AC_DEFINE([ACE_LACKS_TIMEDWAIT_PROTOTYPES], 1, [Define to 1 if platform lacks the declarations of recv_timedwait, send_timedwait, etc.])], [#include #include ]) dnl Check for {get,set}rlimit prototypes AC_CHECK_DECL([getrlimit],[],[],[#include ]) AC_CHECK_DECL([setrlimit],[],[],[#include ]) if test "$ac_cv_have_decl_getrlimit" != yes || test "$ac_cv_have_decl_setrlimit" != yes; then AC_DEFINE([ACE_LACKS_RLIMIT_PROTOTYPE], 1, [Define to 1 if platform lacks the declaration of {get,set}rlimit().]) fi dnl Check for platforms that don't declare dl* functions dnl as extern "C" in dlfcn.h. dnl TODO: This check looks feeble to me... dnl NOTE: Linux header files ARE protected with extern "C" by the dnl __BEGIN_DECLS macro, so don't be surprised! ACE_CACHE_CHECK([if dlfcn.h is protected by extern "C"], [ace_cv_lib_dlfcn_with_extern_c],[ AC_EGREP_HEADER([extern \"C\"],[dlfcn.h], [ ace_cv_lib_dlfcn_with_extern_c=yes ], [ ace_cv_lib_dlfcn_with_extern_c=no ]) ],,[AC_DEFINE([ACE_HAS_DLFCN_H_BROKEN_EXTERN_C])]) dnl SECTION 6: Checks for typedefs dnl dnl Standard typedef checks (All of them may not be needed) dnl AC_TYPE_UID_T dnl AC_TYPE_MODE_T dnl AC_TYPE_OFF_T dnl AC_TYPE_PID_T dnl AC_TYPE_SIZE_T dnl AC_CHECK_TYPE([off64_t],[long long]) dnl Specific typedef checks dnl TODO: Check whether these typedefs can be defined somewhere else. AC_CHECK_TYPE([cpu_set_t], [AC_DEFINE([ACE_HAS_CPU_SET_T], 1, [Define to 1 if the system has the type `cpu_set_t'.])], [], [ #if !defined(ACE_LACKS_SCHED_H) #include #endif ]) AC_CHECK_TYPE([idtype_t], [AC_DEFINE([ACE_HAS_IDTYPE_T], 1, [Define to 1 if the system has the type `idtype_t'.])], [], [#include ]) AC_CHECK_TYPE([key_t], [], [AC_DEFINE([ACE_LACKS_KEY_T], 1, [Define to 1 if the system lacks the type `key_t'.])], [#include ]) ACE_CHECK_TYPE([sem_t],[semaphore.h],,) AC_CHECK_TYPE([pri_t], [], [AC_DEFINE([ACE_LACKS_PRI_T], 1, [Define to 1 if the system lacks the type 'pri_t'.])], [#include ]) AC_CHECK_TYPE([sig_atomic_t], [AC_DEFINE([ACE_HAS_SIG_ATOMIC_T], 1, [Define to 1 if the system has the type 'sig_atomic_t'.])], [], [#include ]) AC_CHECK_TYPE([sigval_t], [], [], [#include ]) if test "$ac_cv_type_sigval_t" = yes; then dnl Depending on the system, the field names of union sigval have dnl either a sival_ (POSIX) or sigval_ (older versions of FreeBSD) dnl prefix. Define ACE_HAS_SIGVAL_SIGVAL_INT accordingly. AC_CHECK_MEMBER([sigval_t.sigval_int], [AC_DEFINE([ACE_HAS_SIGVAL_SIGVAL_INT], 1, [Define to 1 if `sigval_int' is a member of `sigval_t'.])], [], [#include ]) dnl Depending on the system, the field names of union sigval have dnl either a sival_ (POSIX) or sigval_ (older versions of FreeBSD) dnl prefix. Define ACE_HAS_SIGVAL_SIGVAL_PTR accordingly. AC_CHECK_MEMBER([sigval_t.sigval_ptr], [AC_DEFINE([ACE_HAS_SIGVAL_SIGVAL_PTR], 1, [Define to 1 if `sigval_ptr' is a member of `sigval_t'.])], [], [#include ]) fi AC_CHECK_TYPE([ssize_t], [AC_DEFINE([ACE_HAS_SSIZE_T], 1, [Define to 1 if the system has the type `ssize_t'.])], [], [#include ]) AC_CHECK_TYPE([suseconds_t], [], [AC_DEFINE([ACE_LACKS_SUSECONDS_T], 1, [Define to 1 if the system lacks the type 'suseconds_t'.])], [#include ]) AC_CHECK_TYPE([useconds_t], [], [AC_DEFINE([ACE_LACKS_USECONDS_T], 1, [Define to 1 if the system lacks the type 'useconds_t'.])], [#include ]) dnl Some platforms define ucontext_t in , but ACE dnl doesn't explicitly include that header. However, it is very dnl likely that does, either directly or indirectly. AC_CHECK_TYPE([ucontext_t], [AC_DEFINE([ACE_HAS_UCONTEXT_T], 1, [Define to 1 if the system has the type `ucontext_t'.])], [], [#include #ifndef ACE_LACKS_UCONTEXT_H # include #endif ]) AC_CHECK_TYPE([u_longlong_t], [], [AC_DEFINE([ACE_LACKS_U_LONGLONG_T], 1, [Define to 1 if the system lacks the type `u_long_long_t'.])], [#include ]) AC_CHECK_TYPE([wchar_t], [], [AC_DEFINE([ACE_LACKS_WCHAR_T], 1, [Define to 1 if the system lacks the type `wchar_t'.])], [#include #include ]) AC_CHECK_TYPE([socklen_t], [AC_DEFINE([ACE_HAS_SOCKLEN_T], 1, [Define to 1 if the system has the type `socklen_t'.])], [], [ #ifndef ACE_LACKS_SYS_TYPES_H #include #endif #ifndef ACE_LACKS_SYS_SOCKET_H #include #endif ]) if test $ac_cv_type_socklen_t = no; then dnl The compiler in linux just issues a warning, and the test dnl passes!!! dnl FIXED by adding "-Werror" to compiler flags when using GNU C++ dnl -Ossama ACE_CONVERT_WARNINGS_TO_ERRORS( [ dnl Check if socket size is denoted by size_t ACE_CACHE_CHECK([if socket size is denoted by size_t], [ace_cv_lib_posix_socket_len_size_t],[ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #ifndef ACE_LACKS_SYS_TYPES_H # include #endif #ifndef ACE_LACKS_SYS_SOCKET_H # include #endif ]],[[ int s = 0; struct sockaddr* addr = 0; int* addrlen = 0; accept(s, addr, addrlen); ]])],[ ace_cv_lib_posix_socket_len_size_t=no ],[ dnl Now see if it really does take a size_t socket size AC_COMPILE_IFELSE([AC_LANG_PROGRAM( [[ #ifndef ACE_LACKS_SYS_TYPES_H # include #endif #ifndef ACE_LACKS_SYS_SOCKET_H # include #endif ]], [[ int s = 0; struct sockaddr* addr = 0; size_t* addrlen = 0; accept(s, addr, addrlen); ]])], [ ace_cv_lib_posix_socket_len_size_t=yes ], [ ace_cv_lib_posix_socket_len_size_t=no ]) ]) ],[AC_DEFINE([ACE_HAS_SIZET_SOCKET_LEN])],) ]) fi dnl SECTION 7: checks for structures dnl TODO: Check whether these structures can be defined somewhere else. ACE_CHECK_STRUCT([dirent],[dirent.h],,[AC_DEFINE([ACE_LACKS_STRUCT_DIR])]) ACE_CHECK_STRUCT([flock],[fcntl.h],,[AC_DEFINE([ACE_LACKS_FILELOCKS])]) ACE_CHECK_STRUCT([rwlock_t],[synch.h],,[AC_DEFINE([ACE_LACKS_RWLOCK_T])]) ACE_CHECK_STRUCT([strbuf],[stropts.h],[AC_DEFINE([ACE_HAS_STRBUF_T])],) case "$host" in *irix*) dnl IRIX prusage fields don't match what ACE currently supports. ;; *) ACE_CHECK_STRUCT([prusage_t],[sys/procfs.h],[AC_DEFINE([ACE_HAS_PRUSAGE_T])],) ;; esac ACE_CHECK_STRUCT([strrecvfd],[stropts.h],,[AC_DEFINE([ACE_LACKS_STRRECVFD])]) ACE_CHECK_STRUCT([sigaction],[signal.h],,[AC_DEFINE([ACE_LACKS_SIGACTION])]) ACE_CHECK_STRUCT([sigset_t],[signal.h],,[AC_DEFINE([ACE_LACKS_SIGSET])]) ACE_CHECK_STRUCT([utsname],[sys/utsname.h],,[AC_DEFINE([ACE_LACKS_UTSNAME_T])]) ACE_CACHE_CHECK([for struct sembuf],[ace_cv_struct_sembuf], [ dnl Some platforms may need to include some headers before . AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #ifndef ACE_LACKS_SYS_TYPES_H # include #endif #include #include ]],[[ struct sembuf ace_sembuf; ]])],[ ace_cv_struct_sembuf=yes ],[ dnl Some compilers don't like the "struct" but we need the struct for dnl some platforms to resolve ambiguities between functions and dnl structures with with the same name. So, we try the same test but dnl without "struct" if the above test with "struct" fails. If both dnl tests fail, then we can be reasonably sure that we don't have the dnl structure we are testing for. AC_COMPILE_IFELSE([AC_LANG_PROGRAM( [[ #ifndef ACE_LACKS_SYS_TYPES_H # include #endif #include #include ]], [[ sembuf ace_sembuf; ]])], [ ace_cv_struct_sembuf=yes ], [ ace_cv_struct_sembuf=no ]) ]) ],,[AC_DEFINE([ACE_LACKS_SEMBUF_T])]) dnl Thanks to Konstantinos Margaritis for pointing out dnl that struct siginfo_t may also be defined in signal.h AC_CHECK_TYPE([siginfo_t], [AC_DEFINE([ACE_HAS_SIGINFO_T], 1, [Define to 1 if the system has the type `siginfo_t'.])], [], [#include #ifndef ACE_LACKS_SIGINFO_H #include #endif]) if test "$ac_cv_type_siginfo_t" = yes; then AC_CHECK_MEMBER([siginfo_t.si_addr], [], [AC_DEFINE([ACE_LACKS_SI_ADDR], 1, [Define to 1 if `si_addr' is not a member of `siginfo_t'.])], [#include #ifndef ACE_LACKS_SIGINFO_H #include #endif]) fi dnl Some platforms need to include sys/types.h before sys/socket.h dnl in order for struct msghdr to work. dnl Check for msghdr structure. ACE_CACHE_CHECK([for struct msghdr],[ace_cv_struct_msghdr], [ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #ifndef ACE_LACKS_SYS_TYPES_H # include #endif #include ]],[[ struct msghdr ace_msghdr; ]])],[ ace_cv_struct_msghdr=yes ],[ ace_cv_struct_msghdr=no ]) ], [AC_DEFINE([ACE_HAS_MSG])],) ACE_CACHE_CHECK([for condition variable support],[ace_cv_struct_cond_t], [ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include ]],[[ pthread_cond_t ace_pthread_cond_t; ]])],[ ace_cv_struct_cond_t=yes ],[ AC_COMPILE_IFELSE([AC_LANG_PROGRAM( [[ #include ]], [[ cond_t ace_cond_t; ]])], [ ace_cv_struct_cond_t=yes ], [ ace_cv_struct_cond_t=no ]) ]) ],,[AC_DEFINE([ACE_LACKS_COND_T])]) dnl Check for struct timespec ACE_CACHE_CHECK([for POSIX timer structure], [ace_cv_lib_posix_timer_struct], [ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #if !defined(ACE_LACKS_SYS_TIME_H) # include #endif #include ]],[[ timespec sr; ]])],[ ace_cv_lib_posix_timer_struct=yes ],[ dnl Check if platform uses struct timestruc_t for POSIX timers dnl instead of struct timespec. AC_COMPILE_IFELSE([AC_LANG_PROGRAM( [[ #include ]], [[ timestruc_t sr; ]])], [ ace_cv_lib_posix_timer_struct=yes dnl Check for struct timespec in ACE_CACHE_CHECK([for struct timespec in sys/timers.h], [ace_cv_lib_posix_struct_timespec_broken],[ AC_COMPILE_IFELSE([AC_LANG_PROGRAM( [[ #include ]], [[ timespec sr; ]])], [ ace_cv_lib_posix_struct_timespec_broken=yes ], [ ace_cv_lib_posix_struct_timespec_broken=no ]) ],,) ], [ ace_cv_lib_posix_timer_struct=no ]) ]) ], [ AC_DEFINE([ACE_HAS_POSIX_TIME]) if test "$ace_cv_lib_posix_struct_timespec_broken" = yes; then AC_DEFINE([ACE_HAS_BROKEN_POSIX_TIME]) fi ], [ dnl Check for struct timespec in ACE_CACHE_CHECK([for struct timespec in sys/timers.h], [ace_cv_lib_posix_struct_timespec_broken],[ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include ]],[[ timespec sr; ]])],[ ace_cv_lib_posix_struct_timespec_broken=yes ],[ ace_cv_lib_posix_struct_timespec_broken=no ]) ],[AC_DEFINE([ACE_HAS_BROKEN_POSIX_TIME])],) ]) dnl Check for typedef timespec_t dnl TODO: Check whether this typedef can be defined somewhere else. ACE_CACHE_CHECK([for timespec_t], [ace_cv_lib_posix_timespec_t],[ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include ]],[[ timespec_t tt; ]])],[ ace_cv_lib_posix_timespec_t=yes ],[ ace_cv_lib_posix_timespec_t=no ]) ],,[AC_DEFINE([ACE_LACKS_TIMESPEC_T])]) dnl Check for union semun ACE_CACHE_CHECK([for union semun], [ace_cv_lib_posix_defines_union_semun],[ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #ifndef ACE_LACKS_SYS_TYPES_H # include #endif #include ]],[[ /* We could also check if the macro _SEM_SEMUN_UNDEFINED is defined. No big deal. */ semun us; ]])],[ ace_cv_lib_posix_defines_union_semun=yes ],[ ace_cv_lib_posix_defines_union_semun=no ]) ],[AC_DEFINE([ACE_HAS_SEMUN])],) dnl SECTION 8: checks for variables dnl Check for more than two fields in struct rusage ACE_CACHE_CHECK([for limited struct rusage], [ace_cv_lib_limited_rusage],[ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include #include ]],[[ rusage ace_rusage; /* We just pick three (i.e. > 2) of the fields that ACE uses to see if we have a struct rusage that has more than two fields. */ ace_rusage.ru_ixrss = 0; ace_rusage.ru_idrss = 0; ace_rusage.ru_isrss = 0; ]])],[ ace_cv_lib_limited_rusage=no ],[ ace_cv_lib_limited_rusage=yes ]) ],[AC_DEFINE([ACE_HAS_LIMITED_RUSAGE_T])],) if test "$ace_cv_struct_siginfo_t" = yes; then dnl Check for si_addr member in struct siginfo_t ACE_CACHE_CHECK([for si_addr member in struct siginfo_t], [ace_cv_lib_posix_si_addr],[ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #ifndef ACE_LACKS_SIGINFO_H # include #endif #include ]],[[ siginfo_t acesig; acesig.si_addr = 0; ]])],[ ace_cv_lib_posix_si_addr=yes ],[ ace_cv_lib_posix_si_addr=no ]) ],,[AC_DEFINE([ACE_LACKS_SI_ADDR])]) fi dnl test "$ace_cv_struct_siginfo_t" = yes dnl Check for sin_len member in struct sockaddr_in AC_CHECK_MEMBER([struct sockaddr_in.sin_len], [AC_DEFINE([ACE_HAS_SOCKADDR_IN_SIN_LEN], 1, [Define to 1 if `sin_len' is a member of `sockaddr_in'.])], [], [ #ifndef ACE_LACKS_SYS_TYPES_H # include #endif #include #include ]) dnl Check for sin6_len member in struct sockaddr_in6 AC_CHECK_MEMBER([struct sockaddr_in6.sin6_len], [AC_DEFINE([ACE_HAS_SOCKADDR_IN6_SIN6_LEN], 1, [Define to 1 if `sin6_len' is a member of `sockaddr_in6'.])], [], [ #ifndef ACE_LACKS_SYS_TYPES_H # include #endif #include #include ]) dnl Check for sys_siglist dnl TODO: Check whether this variable can be defined somewhere else. dnl [OSSAMA: Should we use autoconf's AC_CHECK_DECLS([sys_siglist]) dnl test instead?] ACE_CACHE_CHECK([for sys_siglist], [ace_cv_lib_posix_sys_siglist],[ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #ifndef ACE_LACKS_UNISTD_H # include #endif #include #if !defined (_sys_siglist) # define _sys_siglist sys_siglist #endif ]],[[ void* vp = (void*) &_sys_siglist; ]])],[ ace_cv_lib_posix_sys_siglist=yes ],[ ace_cv_lib_posix_sys_siglist=no ]) ],[AC_DEFINE([ACE_HAS_SYS_SIGLIST])],) dnl Check for sys_errlist dnl TODO: Check whether this variable can be defined somewhere else. ACE_CACHE_CHECK([for sys_errlist], [ace_cv_lib_posix_sys_errlist],[ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include #include #if !defined (_sys_errlist) # define _sys_errlist sys_errlist #endif ]],[[ void* vp = (void*) &_sys_errlist; ]])],[ ace_cv_lib_posix_sys_errlist=yes ],[ dnl Check if sys_errlist is a global variable in a library AC_LINK_IFELSE([AC_LANG_PROGRAM( [[ #include #include #if !defined (_sys_errlist) # define _sys_errlist sys_errlist #endif extern const char * const _sys_errlist[]; ]], [[ void* vp = (void*) &_sys_errlist; ]])], [ ace_cv_lib_posix_sys_errlist=yes ], [ ace_cv_lib_posix_sys_errlist=no ]) ]) ],[AC_DEFINE([ACE_HAS_SYS_ERRLIST])],) dnl Save the cache for debugging purposes AC_CACHE_SAVE dnl SECTION 9: checks for compiler characteristics dnl Check if compiler accepts "#pragma once" directive ACE_CONVERT_WARNINGS_TO_ERRORS([ ACE_CACHE_CHECK([if compiler accepts "pragma once" directive], [ace_cv_has_pragma_once], [ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #pragma once ]],[[ int a = 0; /* Put this here so we don't have an empty main(). */ ]])],[ ace_cv_has_pragma_once=yes ],[ ace_cv_has_pragma_once=no ]) ],,[AC_DEFINE([ACE_LACKS_PRAGMA_ONCE])]) ]) dnl ACE_CONVERT_WARNINGS_TO_ERRORS dnl If we are using GNU C++, see if it accepts the -pipe compiler flag. dnl "-pipe" on cygwin32 doesn't seem to work, for example. if test "$GXX" = yes; then PREPIPECXXFLAGS="$CXXFLAGS" CXXFLAGS="$CXXFLAGS -pipe" PREPIPECFLAGS="$CFLAGS" CFLAGS="$CFLAGS -pipe" ACE_CACHE_CHECK([if "-pipe" compiler flag is supported], [ace_cv_feature_gxx_has_pipe], [ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]],[[int a = 0;]])],[ ace_cv_feature_gxx_has_pipe=yes ],[ ace_cv_feature_gxx_has_pipe=no ]) ], [ dnl We don't need to add "-pipe" here since it was already added dnl for the test. dnl CXXFLAGS="$PREPIPECXXFLAGS -pipe" dnl CFLAGS="$PREPIPECFLAGS -pipe" ], [ CXXFLAGS="$PREPIPECXXFLAGS" CFLAGS="$PREPIPECFLAGS" ]) fi dnl Check to see if we are running on a big endian platform dnl "ace/Basic_Types.h" should perhaps be modified to take advantage dnl of the results of this test. dnl Do not run this test if we are using a cross-compiler. AS_IF([test "$cross_compiling" != yes], [ AC_C_BIGENDIAN ],[]) dnl Check type sizes dnl If we get a size of zero, then the type is unknown to the compiler. dnl We don't need to check for sizeof(char) right now. Also conflicts with dnl ACE definition in Basic_Types.h, so we leave the test out. if test "$cross_compiling" != yes; then AC_CHECK_SIZEOF([wchar_t]) if test "$ac_cv_sizeof_wchar_t" != 0; then AC_DEFINE_UNQUOTED([ACE_SIZEOF_WCHAR],[$ac_cv_sizeof_wchar_t], [Size of the native "wchar_t" type]) fi AC_CHECK_SIZEOF([short]) if test "$ac_cv_sizeof_short" != 0; then AC_DEFINE_UNQUOTED([ACE_SIZEOF_SHORT],[$ac_cv_sizeof_short], [Size of the native "short" type]) fi AC_CHECK_SIZEOF([int]) if test $ac_cv_sizeof_int != 0; then AC_DEFINE_UNQUOTED([ACE_SIZEOF_INT],[$ac_cv_sizeof_int], [Size of the native "int" type]) fi AC_CHECK_SIZEOF([long]) if test $ac_cv_sizeof_long != 0; then AC_DEFINE_UNQUOTED([ACE_SIZEOF_LONG],[$ac_cv_sizeof_long], [Size of the native "long" type]) fi AC_CHECK_SIZEOF([long long]) if test $ac_cv_sizeof_long_long != 0; then AC_DEFINE_UNQUOTED([ACE_SIZEOF_LONG_LONG],[$ac_cv_sizeof_long_long], [Size of the native "long long" type]) else AC_DEFINE([ACE_LACKS_LONGLONG_T]) fi AC_CHECK_SIZEOF([void *]) if test $ac_cv_sizeof_void_p != 0; then AC_DEFINE_UNQUOTED([ACE_SIZEOF_VOID_P],[$ac_cv_sizeof_void_p], [Size of the native "pointer to void" type]) fi AC_CHECK_SIZEOF([float]) if test $ac_cv_sizeof_float != 0; then AC_DEFINE_UNQUOTED([ACE_SIZEOF_FLOAT],[$ac_cv_sizeof_float], [Size of the native "float" type]) fi AC_CHECK_SIZEOF([double]) if test $ac_cv_sizeof_double != 0; then AC_DEFINE_UNQUOTED([ACE_SIZEOF_DOUBLE],[$ac_cv_sizeof_double], [Size of the native "double" type]) fi AC_CHECK_SIZEOF([long double]) if test $ac_cv_sizeof_long_double != 0; then AC_DEFINE_UNQUOTED([ACE_SIZEOF_LONG_DOUBLE],[$ac_cv_sizeof_long_double], [Size of the native "long double" type]) fi dnl Set the 64 bit typedefs ACE_INT64="" ACE_UINT64="" dnl if test "$ace_cv_type_u_longlong_t" = yes; then dnl This doesn't work: AC_CHECK_SIZEOF([u_longlong_t],[8]) dnl if test $ac_cv_sizeof_u_longlong_t = 8; then dnl ACE_UINT64="u_longlong_t" dnl ace_u_long_long_typedef_set=yes dnl fi dnl elif test $ac_cv_sizeof_long = 8; then if test $ac_cv_sizeof_long = 8; then ACE_INT64="signed long" ACE_UINT64="unsigned long" ace_u_long_long_typedef_set=yes elif test $ac_cv_sizeof_long_long = 8; then ACE_INT64="signed long long" ACE_UINT64="unsigned long long" ace_u_long_long_typedef_set=yes else ace_u_long_long_typedef_set=no fi dnl Check for broken "signed char" dnl If AC_CHECK_SIZEOF(signed char) returns zero then "signed char" dnl is broken. AC_CHECK_SIZEOF([signed char],[1]) if test $ac_cv_sizeof_signed_char = 0; then AC_DEFINE([ACE_LACKS_SIGNED_CHAR]) fi else ace_u_long_long_typedef_set=no fi dnl test "$cross_compiling" != yes AC_CHECK_TYPE([intmax_t], [], [AC_DEFINE([ACE_LACKS_INTMAX_T], 1, [Define to 1 if the system lacks the type `intmax_t'.])], [ #ifndef ACE_LACKS_STDINT_H #include #endif #ifndef ACE_LACKS_INTTYPES_H #include #endif]) AC_CHECK_TYPE([uintmax_t], [], [AC_DEFINE([ACE_LACKS_UINTMAX_T], 1, [Define to 1 if the system lacks the type `uintmax_t'.])], [ #ifndef ACE_LACKS_STDINT_H #include #endif #ifndef ACE_LACKS_INTTYPES_H #include #endif]) AC_CHECK_TYPE([intptr_t], [], [AC_DEFINE([ACE_LACKS_INTPTR_T], 1, [Define to 1 if the system lacks the type `intptr_t'.])], [ #ifndef ACE_LACKS_STDINT_H #include #endif #ifndef ACE_LACKS_INTTYPES_H #include #endif]) AC_CHECK_TYPE([uintptr_t], [], [AC_DEFINE([ACE_LACKS_UINTPTR_T], 1, [Define to 1 if the system lacks the type `uintptr_t'.])], [ #ifndef ACE_LACKS_STDINT_H #include #endif #ifndef ACE_LACKS_INTTYPES_H #include #endif]) AC_CHECK_TYPE([int8_t], [AC_DEFINE([ACE_HAS_INT8_T], 1, [Define to 1 if the system has the type `int8_t'.])], [], [ #ifndef ACE_LACKS_STDINT_H #include #endif #ifndef ACE_LACKS_INTTYPES_H #include #endif]) AC_CHECK_TYPE([uint8_t], [AC_DEFINE([ACE_HAS_UINT8_T], 1, [Define to 1 if the system has the type `uint8_t'.])], [], [ #ifndef ACE_LACKS_STDINT_H #include #endif #ifndef ACE_LACKS_INTTYPES_H #include #endif]) AC_CHECK_TYPE([int16_t], [AC_DEFINE([ACE_HAS_INT16_T], 1, [Define to 1 if the system has the type `int16_t'.])], [], [ #ifndef ACE_LACKS_STDINT_H #include #endif #ifndef ACE_LACKS_INTTYPES_H #include #endif]) AC_CHECK_TYPE([uint16_t], [AC_DEFINE([ACE_HAS_UINT16_T], 1, [Define to 1 if the system has the type `uint16_t'.])], [], [ #ifndef ACE_LACKS_STDINT_H #include #endif #ifndef ACE_LACKS_INTTYPES_H #include #endif]) AC_CHECK_TYPE([int32_t], [AC_DEFINE([ACE_HAS_INT32_T], 1, [Define to 1 if the system has the type `int32_t'.])], [], [ #ifndef ACE_LACKS_STDINT_H #include #endif #ifndef ACE_LACKS_INTTYPES_H #include #endif]) AC_CHECK_TYPE([uint32_t], [AC_DEFINE([ACE_HAS_UINT32_T], 1, [Define to 1 if the system has the type `uint32_t'.])], [], [ #ifndef ACE_LACKS_STDINT_H #include #endif #ifndef ACE_LACKS_INTTYPES_H #include #endif]) AC_CHECK_TYPE([int64_t], [AC_DEFINE([ACE_HAS_INT64_T], 1, [Define to 1 if the system has the type `int64_t'.])], [], [ #ifndef ACE_LACKS_STDINT_H #include #endif #ifndef ACE_LACKS_INTTYPES_H #include #endif]) AC_CHECK_TYPE([uint64_t], [AC_DEFINE([ACE_HAS_UINT64_T], 1, [Define to 1 if the system has the type `uint64_t'.])], [], [ #ifndef ACE_LACKS_STDINT_H #include #endif #ifndef ACE_LACKS_INTTYPES_H #include #endif]) ACE_CACHE_CHECK([for std::numeric_limits<>], [ace_cv_func_numeric_limits], [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include ], [return std::numeric_limits::max();])], [ace_cv_func_numeric_limits=yes], [ace_cv_func_numeric_limits=no]) ],,[AC_DEFINE([ACE_LACKS_NUMERIC_LIMITS])]) dnl Other checks ACE_VAR_TIMEZONE dnl Check for istream operator>> for char, unsigned char and signed char ACE_CACHE_CHECK([for istream operator>> for char types], [ace_cv_feature_char_right_shifts], [ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include ]],[[ unsigned char a = 0; cin >> a; #ifndef ACE_LACKS_SIGNED_CHAR signed char b = 0; cin >> b; #endif ]])],[ ace_cv_feature_char_right_shifts=yes ],[ ace_cv_feature_char_right_shifts=no ]) ],,[AC_DEFINE([ACE_LACKS_CHAR_RIGHT_SHIFTS])]) dnl Check for istream operator>> for char *, unsigned char * and signed char * ACE_CACHE_CHECK([for istream operator>> for char * types], [ace_cv_feature_char_ptr_right_shifts], [ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include ]],[[ unsigned char * a = 0; cin >> a; #ifndef ACE_LACKS_SIGNED_CHAR signed char * b = 0; cin >> b; #endif ]])],[ ace_cv_feature_char_ptr_right_shifts=yes ],[ ace_cv_feature_char_ptr_right_shifts=no ]) ],,[AC_DEFINE([ACE_LACKS_CHAR_STAR_RIGHT_SHIFTS])]) dnl Check to see how to call the explicit destructor on a template. dnl There are a few different possibilities: dnl ACE_HAS_WORKING_EXPLICIT_TEMPLATE_DESTRUCTOR (two cases): dnl ACE_EXPLICIT_TEMPLATE_DESTRUCTOR_TAKES_ARGS: ~CLASS() dnl (no other settings): ~CLASS() dnl w/o ACE_HAS_WORKING_EXPLICIT_TEMPLATE_DESTRUCTOR: dnl CLASS::~CLASS() dnl dnl The first seems to be the most widely used form, although very few dnl hand-made configs have it set. Many compilers take all three forms. dnl The only one that seems to be less-used is #2 above, ~CLASS(). dnl So, we check for the first two cases, and if neither of them work, dnl we assume the third (no config macros). ACE_CACHE_CHECK([to see if template destructor call takes template args], [ace_cv_feature_explicit_template_des_takes_args], [ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ class dyn { public: dyn () { } ~dyn () { } }; template class Base { public: Base () { } virtual void f (void) { } ~Base () { } }; template class Derived { public: Derived () { x_ = new Base (); } virtual void f (void) { } ~Derived () { x_->~Base (); } private: Base *x_; T t_; }; ]],[[ Derived *x = new Derived (); x->f (); delete x; return 0; ]])],[ ace_cv_feature_explicit_template_des_takes_args=yes ],[ ace_cv_feature_explicit_template_des_takes_args=no ]) ],[ AC_DEFINE([ACE_EXPLICIT_TEMPLATE_DESTRUCTOR_TAKES_ARGS]) AC_DEFINE([ACE_HAS_WORKING_EXPLICIT_TEMPLATE_DESTRUCTOR]) ], ) dnl Check for the second form of C++ explicit template destructors dnl Thanks to Nanbor Wang for providing this test. if test "$ace_cv_feature_explicit_template_des_takes_args" = no; then ACE_CACHE_CHECK([for working C++ explicit template destructors], [ace_cv_feature_working_explicit_des], [ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ class dyn { public: dyn () { } ~dyn () { } }; template class Base { public: Base () { } virtual void f (void) { } ~Base () { } }; template class Derived { public: Derived () { x_ = new Base (); } virtual void f (void) { } ~Derived () { x_->~Base (); } private: Base *x_; T t_; }; ]],[[ Derived *x = new Derived (); x->f (); delete x; return 0; ]])],[ ace_cv_feature_working_explicit_des=yes ],[ ace_cv_feature_working_explicit_des=no ]) ],[AC_DEFINE([ACE_HAS_WORKING_EXPLICIT_TEMPLATE_DESTRUCTOR])],) fi dnl Check for C++ "std" namespace ACE_CACHE_CHECK([for C++ "std" namespace], [ace_cv_feature_posix_uses_std_namespace],[ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #if defined (ACE_USES_OLD_IOSTREAMS) # include #else # include #endif ]],[[ std::cout << "FOO" << std::endl; ]])],[ ace_cv_feature_posix_uses_std_namespace=yes ],[ ace_cv_feature_posix_uses_std_namespace=no ]) ],[AC_DEFINE([ACE_USES_STD_NAMESPACE_FOR_STDCPP_LIB])],) dnl Check for new style C++ include file support ACE_CACHE_CHECK([for new style C++ include file support], [ace_cv_lib_posix_standard_includes],[ ace_cv_lib_posix_standard_includes=no if test "$ace_cv_feature_posix_uses_std_namespace" = yes; then AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include ]],[[ #ifdef ACE_USES_STD_NAMESPACE_FOR_STDCPP_LIB std::string str; #else string str; #endif /* ACE_USES_STD_NAMESPACE_FOR_STDCPP_LIB */ ]])],[ace_cv_lib_posix_standard_includes=yes],[]) fi ], [ AC_DEFINE([ACE_HAS_STDCPP_STL_INCLUDES]) AC_DEFINE([ACE_HAS_STRING_CLASS]) ],) AC_CHECK_HEADER([map], [ AC_CHECK_HEADER([net/if.h], [ ACE_CACHE_CHECK([if STL map class conflicts with map struct], [ace_cv_header_stl_map_conflict], [ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #ifndef ACE_LACKS_SYS_TYPES_H # include #endif #include #include ]],[[ #ifdef ACE_USES_STD_NAMESPACE_FOR_STDCPP_LIB std::map ace_map; #else map ace_map; #endif /* ACE_USES_STD_NAMESPACE_FOR_STDCPP_LIB */ ]])],[ ace_cv_header_stl_map_conflict=no ],[ ace_cv_header_stl_map_conflict=yes ]) ],[AC_DEFINE([ACE_HAS_STL_MAP_CONFLICT])],) ],) ],) AC_CHECK_HEADER([queue], [ AC_CHECK_HEADER([netinet/in.h], [ ACE_CACHE_CHECK([if STL queue class conflicts with queue struct], [ace_cv_header_stl_queue_conflict], [ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #ifndef ACE_LACKS_SYS_TYPES_H # include #endif #include #include ]],[[ #ifdef ACE_USES_STD_NAMESPACE_FOR_STDCPP_LIB std::queue ace_queue; #else queue ace_queue; #endif /* ACE_USES_STD_NAMESPACE_FOR_STDCPP_LIB */ ]])],[ ace_cv_header_stl_queue_conflict=no ],[ ace_cv_header_stl_queue_conflict=yes ]) ],[AC_DEFINE([ACE_HAS_STL_QUEUE_CONFLICT])],) ],) ],) dnl Check whether platform supports the standard C++ library dnl TODO: For now, check whether headers , dnl and exist; is there a better way? if test "$ac_cv_header_new" = yes && test "$ac_cv_header_iomanip" = yes && test "$ac_cv_header_memory" = yes; then dnl Check for auto_ptr class ACE_CACHE_CHECK([for C++ auto_ptr class], [ace_cv_lib_auto_ptr_class], [ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include ]],[[ int *foo = new int; #ifdef ACE_USES_STD_NAMESPACE_FOR_STDCPP_LIB std::auto_ptr safe (foo); #else auto_ptr safe (foo); #endif foo = safe.release (); delete foo; ]])],[ ace_cv_lib_auto_ptr_class=yes ],[ ace_cv_lib_auto_ptr_class=no ]) ], [ AC_DEFINE([ACE_HAS_STANDARD_CPP_LIBRARY]) ], [ AC_DEFINE([ACE_LACKS_AUTO_PTR]) ]) fi if test "$ace_cv_lib_auto_ptr_class" = yes; then dnl Check for auto_ptr reset method ACE_CACHE_CHECK([for C++ auto_ptr reset method], [ace_cv_lib_auto_ptr_reset], [ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include ]],[[ int *foo = new int; #ifdef ACE_USES_STD_NAMESPACE_FOR_STDCPP_LIB std::auto_ptr safe (foo); #else auto_ptr safe (foo); #endif int *bar = new int; safe.reset (bar); foo = safe.release (); ]])],[ ace_cv_lib_auto_ptr_reset=yes ],[ ace_cv_lib_auto_ptr_reset=no ]) ],,[AC_DEFINE([ACE_AUTO_PTR_LACKS_RESET])]) fi dnl test $ace_cv_lib_auto_ptr_class=yes dnl Check if platform supports placement new operator ACE_CACHE_CHECK([for C++ placement new operator], [ace_cv_feature_placement_new],[ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #if defined (ACE_HAS_NEW_NO_H) # include #elif defined (ACE_HAS_NEW_H) # include #endif class foo { public: void *operator new (size_t, void *p) { return p; } }; ]],[[ int *x = 0; foo *f = new (x) foo; ]])],[ ace_cv_feature_placement_new=yes ],[ ace_cv_feature_placement_new=no ]) ],,[AC_DEFINE([ACE_LACKS_PLACEMENT_OPERATOR_NEW])]) dnl Check if platform supports placement delete operator ACE_CACHE_CHECK([for C++ placement delete operator], [ace_cv_feature_placement_delete],[ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #if defined (ACE_HAS_NEW_NO_H) # include #elif defined (ACE_HAS_NEW_H) # include #endif class foo { public: void *operator new (size_t, void *p) { return p; } void operator delete (void *p, void *) {} }; ]],[[ int *x = 0; foo *f = new (x) foo; // delete f; // Don't call delete for this test! ]])],[ ace_cv_feature_placement_delete=yes ],[ ace_cv_feature_placement_delete=no ]) ],,[AC_DEFINE([ACE_LACKS_PLACEMENT_OPERATOR_DELETE])]) dnl Check if templates require source on platform dnl dnl FIXME: This test may be broken. dnl dnl FIXME: This test contains vestigial bits of tests for explicit dnl template instantiation feature macros, even though support for dnl the same has been removed. dnl dnl A rewrite to test only whether ACE_TEMPLATES_REQUIRE_SOURCE or dnl ACE_TEMPLATES_REQUIRE_PRAGMA is clearly needed. dnl ACE_CACHE_CHECK([if templates require source], [ace_cv_feature_templates_require_source], [ dnl Create the common header file cat > ace_test.h < class Foo { public: Foo (T val); private: T value_; }; template class Bar { public: Bar (Foo *); private: Foo *foo_ptr; }; #endif /* FOO_H */ EOF dnl Create template source test file cat > ace_test.$ac_ext < Foo::Foo (T val) : value_ (val) { // Nothing else to do. } template Bar::Bar (Foo *val) : foo_ptr (val) { // Nothing else to do. } #endif /* FOO_CXX */ EOF dnl Add the ACE-specific compiler flags to the compiler flags for dnl the duration of this test. ace_cxx_template_save_CXXFLAGS="$CXXFLAGS" ace_cxx_template_save_CPPFLAGS="$CPPFLAGS" ace_cxx_template_save_LDFLAGS="$LDFLAGS" CXXFLAGS="$ACE_CXXFLAGS $CXXFLAGS" CPPFLAGS="$ACE_CPPFLAGS $CPPFLAGS" LDFLAGS="$ACE_LDFLAGS $LDFLAGS" dnl Remove any template repositories. rm -rf Templates.DB SunWS_cache ptrepository *.rpo dnl First try without explicit template instantiation. AC_LINK_IFELSE([AC_LANG_PROGRAM([[ #include "ace_test.h" ]],[[ Foo foo (15); Bar bar (0); ]])],[ dnl Template source is not required. ace_cv_feature_templates_require_source=no dnl Template source does not require pragma. AC_CACHE_VAL([ace_cv_feature_templates_require_pragma], [ace_cv_feature_templates_require_pragma=no]) dnl Explicit template instantiation is not required. AC_CACHE_VAL([ace_cv_feature_explicit_template_instantiation], [ace_cv_feature_explicit_template_instantiation=no]) dnl Pragma template instantiation is not required. AC_CACHE_VAL([ace_cv_feature_pragma_template_instantiation], [ace_cv_feature_pragma_template_instantiation=no]) ],[ dnl Remove any template repositories. rm -rf Templates.DB SunWS_cache ptrepository *.rpo dnl Now try including the template source. AC_LINK_IFELSE([AC_LANG_PROGRAM( [[ #include "ace_test.h" #include "ace_test.$ac_ext" ]], [[ Foo foo (15); Bar bar (0); ]])], [ dnl Template source is required! ace_cv_feature_templates_require_source=yes dnl Template source does not require pragma. AC_CACHE_VAL([ace_cv_feature_templates_require_pragma], [ace_cv_feature_templates_require_pragma=no]) dnl Explicit template instantiation is not required. AC_CACHE_VAL([ace_cv_feature_explicit_template_instantiation], [ace_cv_feature_explicit_template_instantiation=no]) dnl Pragma template instantiation is not required. AC_CACHE_VAL([ace_cv_feature_pragma_template_instantiation], [ace_cv_feature_pragma_template_instantiation=no]) ], [ dnl BEGIN OUTER REQUIRE SOURCE ######################################### dnl Remove any generated template repositories. rm -rf Templates.DB SunWS_cache ptrepository *.rpo dnl Now try with explicit template instantiation. AC_LINK_IFELSE([AC_LANG_PROGRAM( [[ #include "ace_test.h" template class Foo; template class Bar; ]], [[ Foo foo (15); Bar bar (0); ]])], [ dnl Template source is not required. ace_cv_feature_templates_require_source=no dnl Template source does not require pragma. AC_CACHE_VAL([ace_cv_feature_templates_require_pragma], [ace_cv_feature_templates_require_pragma=no]) dnl Explicit template instantiation is required. AC_CACHE_VAL([ace_cv_feature_explicit_template_instantiation], [ace_cv_feature_explicit_template_instantiation=yes]) dnl Pragma template instantiation is not required. AC_CACHE_VAL([ace_cv_feature_pragma_template_instantiation], [ace_cv_feature_pragma_template_instantiation=no]) ], [ dnl Remove any generated template repositories. rm -rf Templates.DB SunWS_cache ptrepository *.rpo dnl Don't set dnl ace_cv_feature_pragma_template_instantiation dnl to "no" here. It should only be set to "no" if dnl explicit template instantiation works. dnl Now try including the template source. AC_LINK_IFELSE([AC_LANG_PROGRAM( [[ #include "ace_test.h" #include "ace_test.$ac_ext" template class Foo; template class Bar; ]], [[ Foo foo (15); Bar bar (0); ]])], [ dnl Template source is required! ace_cv_feature_templates_require_source=yes dnl Template source does not require pragma. AC_CACHE_VAL([ace_cv_feature_templates_require_pragma], [ace_cv_feature_templates_require_pragma=no]) dnl Explicit template instantiation is required. AC_CACHE_VAL( [ace_cv_feature_explicit_template_instantiation], [ace_cv_feature_explicit_template_instantiation=yes]) dnl Pragma template instantiation is not required. AC_CACHE_VAL( [ace_cv_feature_pragma_template_instantiation], [ace_cv_feature_pragma_template_instantiation=no]) ], [ dnl BEGIN INNER REQUIRE SOURCE ######################################### dnl Remove any generated template repositories. rm -rf Templates.DB SunWS_cache ptrepository *.rpo dnl Don't set dnl ace_cv_feature_explicit_template_instantiation dnl to "no" here. It should only be set to "no" if dnl pragma template instantiation works. dnl Now try with pragma template instantiation. AC_LINK_IFELSE([AC_LANG_PROGRAM( [[ #include "ace_test.h" #pragma instantiate Foo #pragma instantiate Bar ]], [[ Foo foo (15); Bar bar (0); ]])], [ dnl Template source is not required. ace_cv_feature_templates_require_source=no dnl Template source does not require pragma. AC_CACHE_VAL( [ace_cv_feature_templates_require_pragma], [ace_cv_feature_templates_require_pragma=no]) dnl Explicit template instantiation is not required. AC_CACHE_VAL( [ace_cv_feature_explicit_template_instantiation], [ace_cv_feature_explicit_template_instantiation=no]) dnl Pragma template instantiation is required. AC_CACHE_VAL( [ace_cv_feature_pragma_template_instantiation], [ace_cv_feature_pragma_template_instantiation=yes]) ], [ dnl Remove any generated template repositories. rm -rf Templates.DB SunWS_cache ptrepository *.rpo dnl Don't set dnl ace_cv_feature_explicit_template_instantiation dnl to "no" here. It should only be set to "no" if dnl pragma template instantiation works. dnl Now try including the template source. AC_LINK_IFELSE([AC_LANG_PROGRAM( [[ #include "ace_test.h" #include "ace_test.$ac_ext" #pragma instantiate Foo #pragma instantiate Bar ]], [[ Foo foo (15); Bar bar (0); ]])], [ dnl Template source is required! ace_cv_feature_templates_require_source=yes dnl Template source does not require pragma. AC_CACHE_VAL( [ace_cv_feature_templates_require_pragma], [ace_cv_feature_templates_require_pragma=no]) dnl Explicit template instantiation is not required. AC_CACHE_VAL( [ace_cv_feature_explicit_template_instantiation], [ace_cv_feature_explicit_template_instantiation=no]) dnl Pragma template instantiation is required. AC_CACHE_VAL( [ace_cv_feature_pragma_template_instantiation], [ace_cv_feature_pragma_template_instantiation=yes]) ], [ dnl If we get here, then we have no idea what is needed! ace_cv_feature_templates_require_source=no ]) ]) dnl END INNER REQUIRE SOURCE ######################################### ]) ]) dnl END OUTER REQUIRE SOURCE ######################################### ]) ]) dnl Remove any generated template repositories. rm -rf Templates.DB SunWS_cache ptrepository *.rpo dnl Remove the test additional test files. rm -f ace_test* dnl Restore the compiler flags CXXFLAGS="$ace_cxx_template_save_CXXFLAGS" CPPFLAGS="$ace_cxx_template_save_CPPFLAGS" LDFLAGS="$ace_cxx_template_save_LDFLAGS" ], [ AC_DEFINE([ACE_TEMPLATES_REQUIRE_SOURCE]) ], [ dnl Check if templates require pragma. ACE_CACHE_CHECK([if templates require pragma], [ace_cv_feature_templates_require_pragma], [ dnl Create the common header file cat > ace_test.h < class Foo { public: Foo (T val); private: T value_; }; template class Bar { public: Bar (Foo *); private: Foo *foo_ptr; }; #endif /* FOO_H */ EOF dnl Create template source test file cat > ace_test.$ac_ext < Foo::Foo (T val) : value_ (val) { // Nothing else to do. } template Bar::Bar (Foo *val) : foo_ptr (val) { // Nothing else to do. } #endif /* FOO_CXX */ EOF dnl Add the ACE-specific compiler flags to the compiler flags for dnl the duration of this test. ace_cxx_template_save_CXXFLAGS="$CXXFLAGS" ace_cxx_template_save_CPPFLAGS="$CPPFLAGS" ace_cxx_template_save_LDFLAGS="$LDFLAGS" CXXFLAGS="$ACE_CXXFLAGS $CXXFLAGS" CPPFLAGS="$ACE_CPPFLAGS $CPPFLAGS" LDFLAGS="$ACE_LDFLAGS $LDFLAGS" dnl Remove any template repositories. rm -rf Templates.DB SunWS_cache ptrepository *.rpo dnl We already know that the simplest case doesn't work so go dnl straight to the "require pragma" test. dnl Now try including the template pragma. AC_LINK_IFELSE([AC_LANG_PROGRAM([[ #include "ace_test.h" #pragma implementation ("ace_test.$ac_ext") ]],[[ Foo foo (15); Bar bar (0); ]])],[ dnl Template source is required! ace_cv_feature_templates_require_pragma=yes ],[ dnl BEGIN OUTER REQUIRE PRAGMA ######################################### dnl Remove any generated template repositories. rm -rf Templates.DB SunWS_cache ptrepository *.rpo dnl Now try with explicit template instantiation. AC_LINK_IFELSE([AC_LANG_PROGRAM( [[ #include "ace_test.h" #pragma implementation ("ace_test.$ac_ext") template class Foo; template class Bar; ]], [[ Foo foo (15); Bar bar (0); ]])], [ dnl Template pragma is required! ace_cv_feature_templates_require_pragma=yes dnl Explicit template instantiation is required. AC_CACHE_VAL( [ace_cv_feature_explicit_template_instantiation], [ace_cv_feature_explicit_template_instantiation=yes]) dnl Pragma template instantiation is not required. AC_CACHE_VAL( [ace_cv_feature_pragma_template_instantiation], [ace_cv_feature_pragma_template_instantiation=no]) ], [ dnl BEGIN INNER REQUIRE PRAGMA ######################################### dnl Remove any generated template repositories. rm -rf Templates.DB SunWS_cache ptrepository *.rpo dnl Now try with pragma template instantiation. AC_LINK_IFELSE([AC_LANG_PROGRAM( [[ #include "ace_test.h" #pragma implementation ("ace_test.$ac_ext") #pragma instantiate Foo #pragma instantiate Bar ]], [[ Foo foo (15); Bar bar (0); ]])], [ dnl Template pragma is required! ace_cv_feature_templates_require_pragma=yes dnl Explicit template instantiation is not required. AC_CACHE_VAL( [ace_cv_feature_explicit_template_instantiation], [ace_cv_feature_explicit_template_instantiation=no]) dnl Pragma template instantiation is required. AC_CACHE_VAL( [ace_cv_feature_pragma_template_instantiation], [ace_cv_feature_pragma_template_instantiation=yes]) ], [ dnl If we get here, then we have no idea what is needed! ace_cv_feature_templates_require_pragma=no ]) dnl END INNER REQUIRE PRAGMA ######################################### ]) dnl END OUTER REQUIRE PRAGMA ######################################### ]) dnl Remove any generated template repositories. rm -rf Templates.DB SunWS_cache ptrepository *.rpo dnl Remove the additional test files. rm -f ace_test* dnl Restore the compiler flags CXXFLAGS="$ace_cxx_template_save_CXXFLAGS" CPPFLAGS="$ace_cxx_template_save_CPPFLAGS" LDFLAGS="$ace_cxx_template_save_LDFLAGS" ], [ AC_DEFINE([ACE_TEMPLATES_REQUIRE_PRAGMA]) ], [ dnl Do nothing. ]) ]) dnl Check if platform supports template typedefs ACE_CACHE_CHECK([for template typedefs], [ace_cv_feature_posix_template_typedefs],[ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ class Bar { public: typedef int Y; Bar(int bar) : bar_(bar) {} int value() const { return bar_; } private: int bar_; }; template class Foo { public: typedef typename T::Y Y; Foo(T* foo) : foo_(foo) {} void print(Y); private: T* foo_; }; template void Foo::print(typename T::Y) { } ]],[[ Bar bar(15); Foo foo(&bar); foo.print(11); ]])],[ ace_cv_feature_posix_template_typedefs=yes ],[ ace_cv_feature_posix_template_typedefs=no ]) ],[AC_DEFINE([ACE_HAS_TEMPLATE_TYPEDEFS])],) dnl Check if platform supports static data member templates ACE_CACHE_CHECK([for static data member templates], [ace_cv_feature_posix_static_data_member_templates],[ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ template class Foo { public: static T* sdm; }; template T* Foo::sdm = 0; ]],[[ /* No body */ ]])],[ ace_cv_feature_posix_static_data_member_templates=yes ],[ ace_cv_feature_posix_static_data_member_templates=no ]) ],,[AC_DEFINE([ACE_LACKS_STATIC_DATA_MEMBER_TEMPLATES])]) dnl Check if compiler needs definitions for hidden functions ACE_CACHE_CHECK([if definition is needed for hidden functions], [ace_cv_feature_need_func_def], [ AC_LINK_IFELSE([AC_LANG_PROGRAM([[ class Foo { public: Foo (void) { a_ = 0; } private: Foo (const Foo &); void operator= (const Foo &); int a_; }; ]],[[ Foo Bar; ]])],[ ace_cv_feature_need_func_def=no ],[ AC_LINK_IFELSE([AC_LANG_PROGRAM( [[ class Foo { public: Foo (void) { a_ = 0; } private: Foo (const Foo &); const Foo & operator= (const Foo &); int a_; }; Foo::Foo (const Foo &) { a_ = 0; } const Foo & Foo::operator= (const Foo &) { a_ = 0; return *this; } ]], [[ Foo Bar; ]])], [ ace_cv_feature_need_func_def=yes ], [ dnl If we get here then we don't know what is needed! ace_cv_feature_need_func_def=no ]) ]) ], [ AC_DEFINE([ACE_NEEDS_FUNC_DEFINITIONS]) ],) dnl Check if platform supports C++ exceptions if test "$ace_user_enable_exceptions" = yes; then ACE_CACHE_CHECK([for C++ exceptions], [ace_cv_feature_posix_exceptions],[ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]],[[ int ret = 0; class ACE {}; try { throw ACE(); } catch (ACE) { ret = 1; } ]])],[ ace_cv_feature_posix_exceptions=yes ],[ ace_cv_feature_posix_exceptions=no ]) ],[AC_DEFINE([ACE_HAS_EXCEPTIONS])],[ace_user_enable_exceptions=no]) fi dnl test "$ace_user_enable_exceptions" = yes dnl Check if we need a non-static object manager dnl TODO / FIXME dnl ACE_CACHE_CHECK([if we need a non-static object manager], dnl [ace_cv_feature_nonstatic_object_manager],[ dnl ace_cv_feature_nonstatic_object_manager=yes dnl TODO: Should we check for this thing (and HOW), or dnl should it be the user's choice? dnl For now, we will leave it as a user's choice. dnl -Ossama dnl ], dnl [ dnl Don't define anything until we have a test for this. dnl AC_DEFINE([ACE_HAS_NONSTATIC_OBJECT_MANAGER]) dnl ],) dnl Save the cache for debugging purposes AC_CACHE_SAVE dnl SECTION 10: checks for library functions ACE_FUNC_STRCASECMP ACE_FUNC_STRNCASECMP ACE_FUNC_STRDUP ACE_FUNC_WCSCASECMP ACE_FUNC_WCSNCASECMP ACE_FUNC_WCSDUP if test "$ace_user_enable_alloca" = yes; then AC_FUNC_ALLOCA if test "$ac_cv_header_alloca_h" = yes; then AC_DEFINE([ACE_HAS_ALLOCA_H]) fi if test "$ac_cv_func_alloca_works" = yes; then AC_DEFINE([ACE_HAS_ALLOCA]) fi fi dnl ACE should really have something for both the sys/mman.h header dnl and the mmap function since we need sys/mman.h for functions like dnl mprotect and msync, but don't want to use mmap if it doesn't work. dnl For now, we just check for the sys/mman.h header earlier in this dnl configure script. dnl AC_FUNC_MMAP dnl if test "$ac_cv_func_mmap_fixed_mapped" = no; then dnl Even if we have mmap, do not use if broken! dnl AC_DEFINE(ACE_LACKS_MMAP) dnl fi dnl Check if closedir() returns a meaningful value AC_FUNC_CLOSEDIR_VOID dnl Check for PWD functions AC_CHECK_FUNC([getpwnam],,) AC_CHECK_FUNC([setpwent],,) AC_CHECK_FUNC([endpwent],,) AC_CHECK_FUNC([getpwent],,) AC_CHECK_FUNC([getpwuid],,) if test "$ac_cv_func_getpwnam" != yes || test "$ac_cv_func_setpwent" != yes || test "$ac_cv_func_endpwent" != yes || test "$ac_cv_func_getpwent" != yes || test "$ac_cv_func_getpwuid" != yes; then AC_DEFINE([ACE_LACKS_PWD_FUNCTIONS]) else dnl The password file related functions above are required for ACE's dnl alternate implementation. ACE_CONVERT_WARNINGS_TO_ERRORS([ dnl Check for functions necessary for ACE's alternate implementation dnl of the now obsolete cuserid() function. ACE_CACHE_CHECK([checking if ACE cuserid() implementation should be used], [ace_cv_lib_use_alt_cuserid], [ AC_LINK_IFELSE([AC_LANG_PROGRAM([[ /* Undefine _XOPEN_SOURCE since it may make the cuserid() prototype visible. ACE should not rely on such feature test macros. */ #undef _XOPEN_SOURCE #ifndef ACE_LACKS_UNISTD_H # include #else # error No unistd.h header. Need header where cuserid() is located. #endif /* ACE_LACKS_UNISTD_H */ ]],[[ char * foo = cuserid ((char *)0); ]])],[ dnl If successful then use the system cuserid() implementation, dnl despite the fact that ACE's implementation may be safer. ace_cv_lib_use_alt_cuserid=no ],[ AC_LINK_IFELSE([AC_LANG_PROGRAM( [[ #ifndef ACE_LACKS_SYS_TYPES_H # include #endif #undef _XOPEN_SOURCE #ifndef ACE_LACKS_UNISTD_H # include #else # error No unistd.h header. Need header where geteuid() is located. #endif ]], [[ uid_t foo = geteuid (); ]])], [ dnl All of the functions necessary for ACE's cuserid() dnl implementation exist. ace_cv_lib_use_alt_cuserid=yes ], [ dnl If we get here, we're hosed! ace_cv_lib_use_alt_cuserid=no ]) ]) ], [ AC_DEFINE([ACE_HAS_ALT_CUSERID]) ],) ]) fi dnl Check for `strftime' in the `intl' library, for SCO UNIX AC_FUNC_STRFTIME case "$host_os" in *win32*) AC_CHECK_FUNC([CancelIO], [AC_DEFINE([ACE_HAS_CANCEL_IO])],) AC_CHECK_FUNC([SignalObjectAndWait], [AC_DEFINE([ACE_HAS_SIGNAL_OBJECT_AND_WAIT])],) AC_CHECK_FUNC([TryEnterCriticalSection], [AC_DEFINE([ACE_HAS_WIN32_TRYLOCK])],) ;; *) ;; esac ACE_CHECK_HAS_FUNCS(_InterlockedIncrement _InterlockedDecrement _InterlockedExchangeAdd) if test "$ac_cv_func__InterlockedIncrement" == yes && test "$ac_cv_func__InterlockedDecrement" == yes && test "$ac_cv_func__InterlockedExchangeAdd" == yes; then AC_DEFINE([ACE_HAS_INTRINSIC_INTERLOCKED]) fi ACE_CHECK_LACKS_FUNCS(access) ACE_CHECK_LACKS_FUNCS(alphasort) ACE_CHECK_LACKS_FUNCS(asctime) ACE_CHECK_LACKS_FUNCS(asctime_r) ACE_CHECK_LACKS_FUNCS(alarm) ACE_CHECK_LACKS_FUNCS(bsearch) ACE_CHECK_HAS_DEFINES([bswap16]) if test "$ace_cv_defined_bswap16" = no; then ACE_CHECK_HAS_DEFINES([bswap_16],[],[],[ #if ACE_HAS_BYTESWAP_H #include #endif]) fi ACE_CHECK_HAS_DEFINES([bswap32]) if test "$ace_cv_defined_bswap32" = no; then ACE_CHECK_HAS_DEFINES([bswap_32],[],[],[ #if ACE_HAS_BYTESWAP_H #include #endif]) fi ACE_CHECK_HAS_DEFINES([bswap64]) if test "$ace_cv_defined_bswap64" = no; then ACE_CHECK_HAS_DEFINES([bswap_64],[],[],[ #if ACE_HAS_BYTESWAP_H #include #endif]) fi ACE_CHECK_LACKS_FUNCS(chdir) ACE_CHECK_HAS_FUNCS(clock_gettime clock_settime nanosleep) ACE_CHECK_LACKS_FUNCS(difftime) ACE_CHECK_LACKS_FUNCS(dup) ACE_CHECK_LACKS_FUNCS(dup2) dnl ACE uses execv, execvp and execve, so we don't bother to check dnl for the others (e.g. execl, execlp, execle) AC_CHECK_FUNC(execv) AC_CHECK_FUNC(execvp) AC_CHECK_FUNC(execve) if test "$ac_cv_func_execv" != yes && test "$ac_cv_func_execvp" != yes && test "$ac_cv_func_execve" != yes; then AC_DEFINE([ACE_LACKS_EXEC]) fi ACE_CHECK_LACKS_FUNCS(fgetwc fcntl fork fsync) ACE_CHECK_LACKS_FUNCS(getcwd) ACE_CHECK_LACKS_FUNCS(gethostent) ACE_CHECK_LACKS_FUNCS(getipnodebyaddr) ACE_CHECK_LACKS_FUNCS(getipnodebyname) ACE_CHECK_HAS_FUNCS(getifaddrs) ACE_CHECK_LACKS_FUNCS(getegid geteuid getgid) ACE_CHECK_LACKS_FUNCS(getopt) if test $ac_cv_func_getopt = yes; then AC_CHECK_DECL([getopt], [], [AC_DEFINE([ACE_LACKS_GETOPT_PROTOTYPE], 1, [Define to 1 if platform lacks the declaration of getopt().])], [#include #ifndef ACE_LACKS_UNISTD_H # include #endif]) fi AC_CHECK_FUNC([getpagesize], [AC_DEFINE([ACE_HAS_GETPAGESIZE])], [AC_DEFINE([ACE_PAGE_SIZE], [4096])]) ACE_CHECK_LACKS_FUNCS(getpid) ACE_CHECK_LACKS_FUNCS([getpgid]) if test "$ac_cv_func_getpgid" = yes; then dnl Check if _XOPEN_SOURCE and _XOPEN_SOURCE_EXTENDED macros are dnl needed to make the getpgid() prototype visible. ACE_CACHE_CHECK([for getpgid prototype], [ace_cv_lib_has_getpgid_prototype], [ ace_save_CPPFLAGS="$CPPFLAGS" ace_no_xopen="-U_XOPEN_SOURCE -U_XOPEN_SOURCE_EXTENDED" CPPFLAGS="$CPPFLAGS $ace_no_xopen" AC_EGREP_HEADER([[^_]+getpgid], [unistd.h], [ ace_cv_lib_has_getpgid_prototype=yes ], [ ace_cv_lib_has_getpgid_prototype=no ]) dnl Reset the compiler flags CPPFLAGS="$ace_save_CPPFLAGS" ],, [AC_DEFINE([ACE_LACKS_GETPGID_PROTOTYPE])]) AH_TEMPLATE([ACE_LACKS_GETPGID_PROTOTYPE], [Define to 1 if platform lacks getpgid() declaration in .]) fi ACE_CHECK_LACKS_FUNCS(getppid) ACE_CHECK_HAS_FUNCS(getprogname) ACE_CHECK_HAS_FUNCS(getrusage) if test $ac_cv_func_getrusage = yes; then AC_CHECK_DECL([getrusage], [AC_DEFINE([ACE_HAS_GETRUSAGE_PROTOTYPE], 1, [Define to 1 if platform has the declaration of getrusage().])], [], [#include ]) fi ACE_CHECK_LACKS_FUNCS(getuid) ACE_CHECK_LACKS_FUNCS(gmtime) ACE_CHECK_LACKS_FUNCS(gmtime_r) ACE_CHECK_LACKS_FUNCS(inet_aton) ACE_CHECK_LACKS_FUNCS(isatty) AC_CHECK_FUNC(isastream) if test $ac_cv_func_isastream = yes; then AC_CHECK_DECL([isastream], [AC_DEFINE([ACE_HAS_ISASTREAM_PROTOTYPE], 1, [Define to 1 if platform has the declaration of isastream().])], [], [#include ]) fi ACE_CHECK_HAS_FUNCS(itoa) dnl Check for 64 bit llseek() or lseek64() case "$host" in *UnixWare7*) dnl Skip the check ;; *) ACE_CHECK_LSEEK64 ;; esac ACE_CHECK_LACKS_FUNCS(kill) ACE_CHECK_LACKS_FUNCS(localtime) ACE_CHECK_LACKS_FUNCS(log2) ACE_CHECK_LACKS_FUNCS(lstat) ACE_CHECK_LACKS_FUNCS(madvise) if test $ac_cv_func_madvise = yes; then AC_CHECK_DECL([madvise], [], [AC_DEFINE([ACE_LACKS_MADVISE_PROTOTYPE], 1, [Define to 1 if platform lacks the declaration of madvise().])], [ #if !defined(ACE_LACKS_SYS_TYPES_H) # include #endif #include ]) fi ACE_CHECK_HAS_FUNCS(mkdir) if test "$ac_cv_func_mkdir" = yes; then dnl The mkdir() function has only one argument on Windows and VxWorks AC_MSG_CHECKING([for 1- or 2-param mkdir]) AC_LINK_IFELSE([AC_LANG_PROGRAM( [[ #include ]], [[ const char path[] = "mypath"; int result = mkdir (path); ]])], [ AC_DEFINE([ACE_MKDIR_LACKS_MODE], 1, [Define to 1 if platform has 1 parameter mkdir()]) AC_MSG_RESULT([1]) ], [ AC_MSG_RESULT([2]) ]) fi dnl test "$ac_cv_func_mkdir" = yes ACE_CHECK_HAS_FUNCS(memchr) ACE_CHECK_LACKS_FUNCS(mkfifo) ACE_CHECK_LACKS_FUNCS(mkstemp) if test $ac_cv_func_mkstemp = yes; then AC_CHECK_DECL([mkstemp], [], [AC_DEFINE([ACE_LACKS_MKSTEMP_PROTOTYPE], 1, [Define to 1 if platform lacks the declaration of mkstemp().])], [#include ]) fi ACE_CHECK_LACKS_FUNCS(mktemp) if test $ac_cv_func_mktemp = yes; then AC_CHECK_DECL([mktemp], [], [AC_DEFINE([ACE_LACKS_MKTEMP_PROTOTYPE], 1, [Define to 1 if platform lacks the declaration of mktemp().])], [#include ]) fi ACE_CHECK_LACKS_FUNCS(msync mprotect) ACE_CHECK_LACKS_FUNCS(pipe) ACE_CHECK_LACKS_FUNCS(qsort) ACE_CHECK_LACKS_FUNCS(realpath) ACE_CHECK_LACKS_FUNCS(setegid seteuid setgid) ACE_CHECK_LACKS_FUNCS([setpgid]) if test "$ac_cv_func_setpgid" = yes; then dnl Check if _XOPEN_SOURCE and _XOPEN_SOURCE_EXTENDED macros are dnl needed to make the setpgid() prototype visible. ACE_CACHE_CHECK([for setpgid prototype], [ace_cv_lib_has_setpgid_prototype], [ ace_save_CPPFLAGS="$CPPFLAGS" ace_no_xopen="-U_XOPEN_SOURCE -U_XOPEN_SOURCE_EXTENDED" CPPFLAGS="$CPPFLAGS $ace_no_xopen" AC_EGREP_HEADER([[^_]+setpgid], [unistd.h], [ ace_cv_lib_has_setpgid_prototype=yes ], [ ace_cv_lib_has_setpgid_prototype=no ]) dnl Reset the compiler flags CPPFLAGS="$ace_save_CPPFLAGS" ],, [AC_DEFINE([ACE_LACKS_SETPGID_PROTOTYPE])]) AH_TEMPLATE([ACE_LACKS_SETPGID_PROTOTYPE], [Define to 1 if platform lacks setpgid() declaration in .]) fi ACE_CHECK_HAS_FUNCS([setprogname]) ACE_CHECK_LACKS_FUNCS([setregid]) if test "$ac_cv_func_setregid" = yes; then dnl Check if _XOPEN_SOURCE and _XOPEN_SOURCE_EXTENDED macros are dnl needed to make the setregid() prototype visible. ACE_CACHE_CHECK([for setregid prototype], [ace_cv_lib_has_setregid_prototype], [ ace_save_CPPFLAGS="$CPPFLAGS" ace_no_xopen="-U_BSD_SOURCE -U_XOPEN_SOURCE -U_XOPEN_SOURCE_EXTENDED" CPPFLAGS="$CPPFLAGS $ace_no_xopen" AC_EGREP_HEADER([[^_]+setregid], [unistd.h], [ ace_cv_lib_has_setregid_prototype=yes ], [ ace_cv_lib_has_setregid_prototype=no ]) dnl Reset the compiler flags CPPFLAGS="$ace_save_CPPFLAGS" ],, [AC_DEFINE([ACE_LACKS_SETREGID_PROTOTYPE])]) AH_TEMPLATE([ACE_LACKS_SETREGID_PROTOTYPE], [Define to 1 if platform lacks setregid() declaration in .]) fi ACE_CHECK_LACKS_FUNCS([setreuid]) if test "$ac_cv_func_setreuid" = yes; then dnl Check if _XOPEN_SOURCE and _XOPEN_SOURCE_EXTENDED macros are dnl needed to make the setreuid() prototype visible. ACE_CACHE_CHECK([for setreuid prototype], [ace_cv_lib_has_setreuid_prototype], [ ace_save_CPPFLAGS="$CPPFLAGS" ace_no_xopen="-U_BSD_SOURCE -U_XOPEN_SOURCE -U_XOPEN_SOURCE_EXTENDED" CPPFLAGS="$CPPFLAGS $ace_no_xopen" AC_EGREP_HEADER([[^_]+setreuid], [unistd.h], [ ace_cv_lib_has_setreuid_prototype=yes ], [ ace_cv_lib_has_setreuid_prototype=no ]) dnl Reset the compiler flags CPPFLAGS="$ace_save_CPPFLAGS" ],, [AC_DEFINE([ACE_LACKS_SETREUID_PROTOTYPE])]) AH_TEMPLATE([ACE_LACKS_SETREUID_PROTOTYPE], [Define to 1 if platform lacks setreuid() declaration in .]) fi ACE_CHECK_LACKS_FUNCS(setsid setuid) ACE_CHECK_LACKS_FUNCS(sigaction) ACE_CHECK_HAS_FUNCS(strnlen) if test "$ac_cv_func_strnlen" = yes; then AC_CHECK_DECL([strnlen], [], [AC_DEFINE([ACE_LACKS_STRNLEN_PROTOTYPE], 1, [Define to 1 if platform lacks the declaration of strnlen().])], [#include ]) fi ACE_CHECK_LACKS_FUNCS(strchr) # believe it or not, both ACE_LACKS_STRERROR and ACE_HAS_STRERROR # feature test macros are currently used. ACE_CHECK_HAS_FUNCS(strerror) ACE_CHECK_LACKS_FUNCS(strerror) ACE_CHECK_LACKS_FUNCS(strftime) ACE_CHECK_LACKS_FUNCS(strpbrk) ACE_CHECK_LACKS_FUNCS(strrchr) ACE_CHECK_LACKS_FUNCS(strspn) ACE_CHECK_LACKS_FUNCS(strtod) ACE_CHECK_LACKS_FUNCS(strtol) ACE_CHECK_LACKS_FUNCS(strtoul) ACE_CHECK_LACKS_FUNCS(strtoull) # swab() comes in a number of forms: # swab (const void*, void*, size_t) is POSIX, XPG4, SUS, SUSv2 standard. # swab (const char*, char*, size_t) is SVID third edition. # swab (char*, char*, size_t) is on some odd platforms like Windows. # So, if swab() is available, figure out which of the three variants it is. # The second and third have ACE config settings. ACE_CHECK_LACKS_FUNCS([swab], [ AC_LINK_IFELSE([ AC_LANG_PROGRAM([ #include #include ], [ // If this compiles, we have the POSIX, XPG4, etc. standard. const char src[2] = {'a', 'b'}; char dst[2]; const void *vsrc = src; void *vdst = dst; swab (vsrc, vdst, 2); ]) ], [ ace_cv_std_swab=yes ], [ AC_LINK_IFELSE([ AC_LANG_PROGRAM([ #include #include ], [ // If this compiles, we have the SVID3 version, else it's the odd, // non-const one. const char src[2] = {'a', 'b'}; char dst[2]; swab (src, dst, 2); ]) ], [ AC_DEFINE([ACE_HAS_CONST_CHAR_SWAB]) ], [ AC_DEFINE([ACE_HAS_NONCONST_SWAB]) ]) ]) ], ) ACE_CHECK_LACKS_FUNCS(sysconf) ACE_CHECK_HAS_FUNCS(sysctl) AC_CHECK_FUNC([sysinfo], [ if test "$ac_cv_header_sys_systeminfo_h" = yes; then AC_DEFINE([ACE_HAS_SYSINFO]) fi ],) ACE_CHECK_LACKS_FUNCS(system) AC_CHECK_FUNC([getmsg], [ AC_RUN_IFELSE([AC_LANG_SOURCE([[ #ifndef ACE_LACKS_UNISTD_H # include #endif /* !ACE_LACKS_UNISTD_H */ #ifndef ACE_LACKS_SYS_IOCTL_H # include #endif /* ACE_LACKS_SYS_IOCTL_H */ #ifdef ACE_HAS_STREAMS # include #endif /* ACE_HAS_STREAMS */ int main () { int fds[2]; if (pipe (fds) != 0) return -1; /* * Verify that we can actually set a STREAM option that ACE uses. * This is particularly necessary for platforms where compiling and * linking succeed but fail at run-time due to a missing actual * STREAMS implementation. For example, Linux/glibc requires a * STREAMS patch/add-on. */ int arg = RMSGN; if (ioctl (fds[0], I_SRDOPT, (void *) arg) != 0) return -1; return 0; } ]])],[ AC_DEFINE([ACE_HAS_STREAM_PIPES]) ],[],[ dnl action if cross-compiling AC_DEFINE([ACE_HAS_STREAM_PIPES]) ]) ],) AC_CHECK_FUNC([gethostbyaddr],,) AC_CHECK_FUNC([bind], [ ACE_CACHE_CHECK([if bind() will select the port if it is zero], [ace_cv_have_wildcard_bind], [ AC_RUN_IFELSE([AC_LANG_SOURCE([[ #ifndef ACE_LACKS_SYS_TYPES_H # include #endif #include #include #include /* for memset() */ int main () { int sockfd = socket(AF_INET, SOCK_STREAM, 0); sockaddr_in serv_addr; (void) memset ((void *) &serv_addr, 0, sizeof(serv_addr)); serv_addr.sin_family = AF_INET; serv_addr.sin_addr.s_addr = htonl(INADDR_ANY); serv_addr.sin_port = 0; return bind (sockfd, (struct sockaddr *) &serv_addr, sizeof(serv_addr)); } ]])],[ ace_cv_have_wildcard_bind=yes ],[ ace_cv_have_wildcard_bind=no ],[ dnl action if cross-compiling ace_cv_have_wildcard_bind=yes ]) ],,[AC_DEFINE([ACE_LACKS_WILDCARD_BIND])]) ],) case "$host" in *linux*) dnl Linux Event Poll ACE_CACHE_CHECK([for epoll_create], [ace_cv_linux_event_poll], [ AC_RUN_IFELSE([ AC_LANG_PROGRAM([ #include ], [ int const ACE_NUM_DESCRIPTORS = 10; return epoll_create (ACE_NUM_DESCRIPTORS) == -1 ? -1 : 0; ]) ], [ ace_cv_linux_event_poll=yes ], [ ace_cv_linux_event_poll=no ]) ], [ AC_DEFINE([ACE_HAS_EVENT_POLL]) ], []) ;; *) dnl Check if /dev/poll character device file exists and is dnl useable. Just because /dev/poll is present doesn't mean its dnl useable - this is the case on HP-UX 11. /dev/poll is there, but dnl getting it to work requires a set of patches. AC_RUN_IFELSE([ AC_LANG_SOURCE([[ #include #include int main () { int fd = open ("/dev/poll", O_RDWR); close (fd); return fd == -1 ? -1 : 0; } ]])], [ AC_DEFINE([ACE_HAS_DEV_POLL]) ], [], []) ;; esac AC_CHECK_FUNC([gethrtime], [ ACE_CHECK_TYPE([hrtime_t],[sys/time.h],[AC_DEFINE([ACE_HAS_HI_RES_TIMER])],) ],) AC_CHECK_FUNC([pread], [AC_CHECK_FUNC([pwrite], [ AC_DEFINE([ACE_HAS_P_READ_WRITE]) dnl Check if _XOPEN_SOURCE=500 macro is needed to make the pread() and dnl pwrite() prototypes visible. ACE_CACHE_CHECK([for pread prototype], [ace_cv_lib_has_pread_prototype], [ ace_save_CPPFLAGS="$CPPFLAGS" ace_no_xopen="-U_XOPEN_SOURCE" CPPFLAGS="$CPPFLAGS $ace_no_xopen" AC_EGREP_HEADER([[^_]+pread], [unistd.h], [ ace_cv_lib_has_pread_prototype=yes ], [ ace_cv_lib_has_pread_prototype=no ]) dnl Reset the compiler flags CPPFLAGS="$ace_save_CPPFLAGS" ],,[AC_DEFINE([ACE_LACKS_PREAD_PROTOTYPE])]) ],)],) ACE_CHECK_LACKS_FUNCS(readv writev) ACE_CHECK_HAS_FUNCS(set_t_errno) ACE_CHECK_HAS_FUNCS(sigsuspend sigtimedwait) ACE_CHECK_LACKS_FUNCS(socketpair) AC_CHECK_FUNC(strptime) if test "$ac_cv_func_strptime" == yes; then dnl strptime() is available, but its prototype is not always visible to dnl the compiler. Check if _XOPEN_SOURCE macro is needed to make the dnl strptime() prototype visible. ace_save_CPPFLAGS="$CPPFLAGS" ace_no_xopen="-U_XOPEN_SOURCE" CPPFLAGS="$CPPFLAGS $ace_no_xopen" AC_CHECK_DECL([strptime], [], [AC_DEFINE([ACE_LACKS_STRPTIME_PROTOTYPE], 1, [Define to 1 if platform lacks the declaration of strptime().])], [#include ]) dnl Reset the compiler flags CPPFLAGS="$ace_save_CPPFLAGS" else AC_DEFINE([ACE_LACKS_STRPTIME], 1, [Define to 1 if platform lacks strptime().]) fi if test "$ac_cv_type_wchar_t" = yes; then AC_CHECK_FUNC([wcslen], [AC_DEFINE([ACE_HAS_XPG4_MULTIBYTE_CHAR])],) fi ACE_CHECK_LACKS_FUNCS(syscall) AC_CHECK_FUNC([alarm],,) AC_CHECK_FUNC([signal],,) if test "$ac_cv_func_alarm" != yes && test "$ac_cv_func_signal" != yes; then AC_DEFINE([ACE_LACKS_UNIX_SIGNALS]) fi AC_CHECK_FUNC([getrlimit]) AC_CHECK_FUNC([setrlimit]) if test "$ac_cv_func_getrlimit" != yes || test "$ac_cv_func_setrlimit" != yes; then AC_DEFINE([ACE_LACKS_RLIMIT]) fi ACE_CHECK_LACKS_FUNCS(readlink rename recvmsg sendmsg) if test "$ac_cv_header_sys_priocntl_h" = yes; then AC_CHECK_FUNC([priocntl], [AC_DEFINE([ACE_HAS_PRIOCNTL])],) dnl Some platforms define priocntl as a macro! if test "$ac_cv_func_priocntl" = no; then ACE_CACHE_CHECK([for priocntl macro], [ace_cv_lib_has_priocntl_macro], [ AC_EGREP_CPP([ACE_PRIOCNTL_MACRO], [ #include #if defined (priocntl) ACE_PRIOCNTL_MACRO #endif ], [ ace_cv_lib_has_priocntl_macro=yes ], [ ace_cv_lib_has_priocntl_macro=no ]) ], [AC_DEFINE([ACE_HAS_PRIOCNTL])],) fi dnl test "$ac_cv_func_priocntl" = no fi dnl test "$ac_cv_header_sys_priocntl_h" = yes dnl FIXME: How do we check for a working sbrk()? Do we need to? ACE_CHECK_LACKS_FUNCS(sbrk) ACE_CHECK_HAS_FUNCS(ualarm) if test $ac_cv_func_ualarm = yes; then AC_CHECK_DECL([ualarm], [], [AC_DEFINE([ACE_LACKS_UALARM_PROTOTYPE], 1, [Define to 1 if platform lacks the declaration of ualarm().])], [#include ]) fi ACE_CHECK_LACKS_FUNCS(umask) ACE_CHECK_LACKS_FUNCS(uname) ACE_CHECK_LACKS_FUNCS(unlink) ACE_CHECK_HAS_FUNCS(vasprintf vaswprintf vfwprintf vswprintf) ACE_CHECK_HAS_FUNCS(wcsnlen) ACE_CHECK_LACKS_FUNCS(fgetws fputws itow towlower towupper wcscat wcschr wcscmp wcscpy wcscspn wcslen wcsncat wcsncmp wcsncpy wcsnicmp wcspbrk wcsrchr wcsspn wcsstr wcstod wcstok wcstol wcstoul wcstoull) if test "$ac_cv_func_wcstok" = yes; then dnl The wcstok() function varies with standards. Check which one we have. AC_MSG_CHECKING([for 2- or 3-param wcstok]) AC_LINK_IFELSE([AC_LANG_PROGRAM( [[ #include ]], [[ wchar_t str[] = L"junk"; const wchar_t delim[] = L"\t\n"; wchar_t *ptr; wchar_t *p = wcstok (str, delim, &ptr); ]])], [ AC_DEFINE([ACE_HAS_3_PARAM_WCSTOK], 1, [Define to 1 if platform has 3 parameter wcstok()]) AC_MSG_RESULT([3]) ], [ AC_MSG_RESULT([2]) ]) fi dnl test "$ac_cv_func_wcstok" = yes dnl Check for SYSV IPC functions dnl dnl Although Darwin/OS X does not implement any of the SysV IPC API, dnl its C library contains stubs for all the system calls (probably dnl left over from the BSD libc). This causes false positives from dnl AC_CHECK_FUNC which results in configure reporting that SysV IPC dnl is supported. We avoid this problem by avoiding the function dnl checks if the cooresponding headers were not detected earlier. dnl if test "$ac_cv_header_sys_msg_h" = yes; then AC_CHECK_FUNC([msgctl],,) AC_CHECK_FUNC([msgget],,) AC_CHECK_FUNC([msgrcv],,) fi dnl test "$ac_cv_header_sys_msg_h" = yes if test "$ac_cv_header_sys_sem_h" = yes; then AC_CHECK_FUNC([semctl],,) AC_CHECK_FUNC([semget],,) AC_CHECK_FUNC([semop],,) fi dnl test "$ac_cv_header_sys_sem_h" = yes if test "$ac_cv_header_sys_shm_h" = yes; then AC_CHECK_FUNC([shmat],,) AC_CHECK_FUNC([shmctl],,) AC_CHECK_FUNC([shmdt],,) AC_CHECK_FUNC([shmget],,) fi dnl test "$ac_cv_header_sys_shm_h" = yes dnl End check for SYSV IPC functions AC_CHECK_FUNC([read_real_time], [AC_DEFINE([ACE_HAS_AIX_HI_RES_TIMER])],) dnl See shm_open() test after this one ... dnl AC_CHECK_FUNC([shm_open], [AC_DEFINE([ACE_HAS_SHM_OPEN])],) dnl Use a more comprehensive test for shm_open() since the prototype dnl may not be visible on all platforms without enabling POSIX.1b dnl support (e.g. when the user defines _POSIX_C_SOURCE > 2). AC_MSG_CHECKING([for shm_open]) AC_LINK_IFELSE([AC_LANG_PROGRAM( [[ #ifndef ACE_LACKS_SYS_TYPES_H # include #endif #include #include #include ]], [[ const char name[] = "Foo"; const int oflag = O_RDONLY; const mode_t mode = 0400; /* Whatever */ const int fd = shm_open (name, oflag, mode); ]])], [ AC_DEFINE([ACE_HAS_SHM_OPEN]) AC_MSG_RESULT([yes]) dnl Now see if running it requires a leading slash. ACE_CACHE_CHECK([if shm_open requires one slash], [ace_cv_shm_open_requires_one_slash], [ AC_RUN_IFELSE([AC_LANG_SOURCE([[ #ifndef ACE_LACKS_SYS_TYPES_H # include #endif #include #include #include #include int main (int argc, char *argv[]) { const char name[] = "ACE_Foo"; const char name2[] = "/ACE_Foo"; const int oflag = O_RDWR | O_CREAT; const mode_t mode = 0400; /* Whatever */ int fd = shm_open (name, oflag, mode); if (fd != -1) { close (fd); shm_unlink (name); return 1; /* Don't need the slash */ } fd = shm_open (name2, oflag, mode); if (fd != -1) { close (fd); shm_unlink (name2); return 0; } return 1; /* Nothing worked, so say 'no' */ } ]])],[ ace_cv_shm_open_requires_one_slash=yes ],[ ace_cv_shm_open_requires_one_slash=no ],[ dnl action if cross-compiling ace_cv_shm_open_requires_one_slash=no ]) ],AC_DEFINE([ACE_SHM_OPEN_REQUIRES_ONE_SLASH]),) ], [ AC_MSG_RESULT([no]) ]) dnl if test "$ace_cv_shm_open_requires_one_slash" = yes; then dnl AC_DEFINE([ACE_SHM_OPEN_REQUIRES_ONE_SLASH]) dnl fi ACE_CHECK_HAS_FUNCS(snprintf) ACE_CHECK_LACKS_FUNCS(tempnam truncate) dnl Save the cache for debugging purposes AC_CACHE_SAVE dnl Check for POSIX Semaphore functions dnl We only check for a few of them since some platforms don't have these. dnl On some platforms, a separate library is required, so use AC_SEARCH_LIBS dnl instead of AC_CHECK_FUNC. This will add any needed library to LIBS. AC_SEARCH_LIBS([sem_init],rt,[ace_cv_func_sem_init=yes],,) AC_SEARCH_LIBS([sem_destroy],rt,[ace_cv_func_sem_destroy=yes],,) if test "$ace_cv_func_sem_init" = yes && test "$ace_cv_func_sem_destroy" = yes && test "$ace_cv_type_sem_t" = yes; then dnl Only enable POSIX semaphore support if process shared semaphores dnl are supported. Presumably process shared semaphores are only dnl available if the _POSIX_THREAD_PROCESS_SHARED macro is defined by dnl the platform. AC_EGREP_CPP([WE_HAVE_SHARED_POSIX_SEMAPHORES], [ #ifndef _REENTRANT #define _REENTRANT #endif #ifndef _THREAD_SAFE #define _THREAD_SAFE #endif #ifndef ACE_LACKS_UNISTD_H # include /* needed for _POSIX_THREAD_PROCESS_SHARED */ #endif #include #include #if defined (_POSIX_THREAD_PROCESS_SHARED) WE_HAVE_SHARED_POSIX_SEMAPHORES #endif ], [ AC_DEFINE([ACE_HAS_POSIX_SEM]) AC_CHECK_FUNC([sem_open]) AC_CHECK_FUNC([sem_close]) AC_CHECK_FUNC([sem_unlink]) if test "$ac_cv_func_sem_open" = no || test "$ac_cv_func_sem_close" = no || test "$ac_cv_func_sem_unlink" = no; then AC_DEFINE([ACE_LACKS_NAMED_POSIX_SEM]) else dnl Check if it works! For example, in glibc 2.x sem_open exists dnl but it appears to be a stub. However, it isn't listed as a dnl stub in so the configure script thinks it is dnl implemented! ACE_CACHE_CHECK([if sem_open works], [ace_cv_sem_open_works], [ AC_RUN_IFELSE([AC_LANG_SOURCE([[ #ifndef ACE_LACKS_SYS_TYPES_H #include #endif #include #include #include /* for definition of "NULL" */ #include #ifndef SEM_FAILED # define SEM_FAILED ((sem_t *) -1) #endif int main () { sem_t *s = 0; s = sem_open ("ace_semaphore_foo", O_CREAT | O_EXCL, 0600, 1); if (s == SEM_FAILED) return -1; /* FAILURE */ sem_unlink ("ace_semaphore_foo"); if (sem_close (s) != 0) return -1; /* Something went wrong! */ return 0; } ]])],[ ace_cv_sem_open_works=yes ],[ ace_cv_sem_open_works=no ],[ dnl action if cross-compiling ace_cv_sem_open_works=yes ]) ],, [AC_DEFINE([ACE_LACKS_NAMED_POSIX_SEM])]) fi ],) fi dnl check for POSIX Semaphore functions dnl If we have POSIX semaphores available, check to see if we also have dnl the timed wait capability. if test "$ac_cv_func_sem_open" = yes && test "$ac_cv_func_sem_close" = yes && test "$ac_cv_func_sem_unlink" = yes; then dnl Check if sem_timedwait() works - often it compiles and will run dnl but if called return ENOTSUP. In that case, we don't want it. ACE_CACHE_CHECK([if sem_timedwait works], [ace_cv_sem_timedwait_works], [ AC_RUN_IFELSE([AC_LANG_SOURCE([[ #ifndef ACE_LACKS_SYS_TYPES_H #include #endif #include #include #include #include /* for definition of "NULL" */ #if !defined (ACE_LACKS_ERRNO_H) # include #endif #include #ifndef SEM_FAILED # define SEM_FAILED ((sem_t *) -1) #endif int main () { sem_t *s = 0; struct timespec tmo; int status = 0; s = sem_open ("ace_semaphore_foo", O_CREAT, 0600, 1); if (s == SEM_FAILED) return -1; /* FAILURE */ /* Don't care about the time, only whether the call works */ tmo.tv_sec = 0; tmo.tv_nsec = 0; if (sem_timedwait (s, &tmo) == -1) { if (errno == ENOTSUP) status = -1; } else sem_post (s); sem_unlink ("ace_semaphore_foo"); sem_close (s); return status; } ]])],[ ace_cv_sem_timedwait_works=yes ],[ ace_cv_sem_timedwait_works=no ],[ dnl action if cross-compiling ace_cv_sem_timedwait_works=yes ]) ], [AC_DEFINE([ACE_HAS_POSIX_SEM_TIMEOUT])],) fi dnl The following tests are performed only when the user has enabled dnl support for threads. dnl NOTE: Make sure the thread library is in "LIBS" dnl (e.g.: LIBS="$LIBS -lpthread") dnl otherwise the below thread "CHECK_FUNCs" dnl will not work correctly. if test "$ace_user_enable_threads" = yes; then if test "$ace_has_pthreads" = yes; then dnl Digital UNIX 4.0 "mangles" the following pthread functions: dnl pthread_attr_getguardsize_np dnl pthread_attr_getinheritsched dnl pthread_attr_getstacksize dnl pthread_attr_setguardsize_np dnl pthread_attr_setinheritsched dnl pthread_attr_setstacksize dnl pthread_cancel dnl pthread_cond_broadcast dnl pthread_cond_destroy dnl pthread_cond_init dnl pthread_cond_sig_preempt_int_np dnl pthread_cond_signal dnl pthread_cond_signal_int_np dnl pthread_cond_timedwait dnl pthread_cond_wait dnl pthread_create dnl pthread_delay_np dnl pthread_detach dnl pthread_equal dnl pthread_exit dnl pthread_get_expiration_np dnl pthread_getspecific dnl pthread_join dnl pthread_lock_global_np dnl pthread_mutex_destroy dnl pthread_mutex_init dnl pthread_mutex_lock dnl pthread_mutex_trylock dnl pthread_mutex_unlock dnl pthread_once dnl pthread_self dnl pthread_setspecific dnl pthread_testcancel dnl pthread_unlock_global_np dnl These functions have a double underscore "__" prepended to maintain dnl backwards compatibility with Pthread Draft 4 functions of the same dnl name. ACE_CHECK_LACKS_FUNCS(pthread_sigmask) if test $ac_cv_func_pthread_sigmask = yes; then AC_CHECK_DECL([pthread_sigmask], [AC_DEFINE([ACE_HAS_PTHREAD_SIGMASK_PROTOTYPE], 1, [Define to 1 if platform has the declaration of pthread_sigmask().])], [], [#include #include ]) fi AC_CHECK_FUNC([pthread_key_create], [AC_DEFINE([ACE_HAS_THREAD_SPECIFIC_STORAGE])], [ AC_CHECK_FUNC([pthread_keycreate], [AC_DEFINE(ACE_HAS_THREAD_SPECIFIC_STORAGE)], [AC_DEFINE(ACE_HAS_TSS_EMULATION)]) ]) ACE_CHECK_HAS_FUNCS(pthread_condattr_setkind_np) ACE_CHECK_HAS_FUNCS(pthread_mutexattr_setkind_np) dnl Can't use ACE_CHECK_LACKS_FUNCS because the macro doesn't match the dnl tested function name. AC_CHECK_FUNC([pthread_condattr_setpshared], , [AC_DEFINE([ACE_LACKS_CONDATTR_PSHARED])]) dnl ACE_CHECK_LACKS_FUNCS(pthread_attr_setstack) dnl Can't use ACE_CHECK_LACKS_FUNCS because the lower-down AC macros build dnl a program with a stubbed-out pthread_attr_setstack(), avoiding the need dnl to see pthread_attr_setstack() in pthreads.h. This is usually not a dnl problem since the link will fail. However, on HP-UX 11iv2 there is a dnl pthread_attr_setstack() in libpthread, but not in the header. Thus, dnl the test passes, but ACE build fails. Don't hack in use of this until dnl HP sees fit to include it in pthread.h (which it does at 11iv3). AC_MSG_CHECKING([for pthread_attr_setstack]) AH_TEMPLATE([ACE_LACKS_PTHREAD_ATTR_SETSTACK], [Define to 1 if platform lacks pthread_attr_setstack()]) AC_LINK_IFELSE([AC_LANG_PROGRAM( [[ #include ]], [[ pthread_attr_t attr; void *stack; size_t size; pthread_attr_setstack (&attr, stack, size); ]])], [ AC_MSG_RESULT([yes]) ], [ AC_MSG_RESULT([no]) AC_DEFINE([ACE_LACKS_PTHREAD_ATTR_SETSTACK]) ]) ACE_CHECK_LACKS_FUNCS(pthread_attr_setstackaddr) ACE_CHECK_LACKS_FUNCS(pthread_attr_setstacksize) ACE_CHECK_FUNC([pthread_cancel], [pthread.h], [ dnl Make sure the prototype actually exists. Some platforms, dnl such as FreeBSD 4, appear to have a missing prototype. If dnl the prototype is missing, then don't use pthread_cancel. dnl Creating a prototype for it in ACE is probably a bad idea. ace_save_CPPFLAGS="$CPPFLAGS" CPPFLAGS="$CPPFLAGS $ACE_THR_CPPFLAGS" AC_EGREP_HEADER([pthread_cancel], [pthread.h],, [ AC_DEFINE([ACE_LACKS_PTHREAD_CANCEL]) ]) dnl Reset the preprocessor flags CPPFLAGS="$ace_save_CPPFLAGS" ], [ AC_DEFINE([ACE_LACKS_PTHREAD_CANCEL]) ]) ACE_CHECK_LACKS_FUNCS(pthread_yield) ACE_CHECK_LACKS_FUNCS(pthread_thr_sigsetmask) AC_CHECK_FUNC([pthread_attr_setdetachstate], , [AC_DEFINE([ACE_LACKS_SETDETACH])]) dnl ACE currently doesn't provide enough fine grained control over dnl these functions so both must be present in order to prevent dnl ACE_LACKS_SETSCHED from being defined. AC_CHECK_FUNC([sched_setscheduler], [ AC_CHECK_FUNC([pthread_attr_setschedpolicy],, [AC_CHECK_FUNC([pthread_attr_setsched],, [AC_DEFINE([ACE_LACKS_SETSCHED])])]) ], [ AC_DEFINE([ACE_LACKS_SETSCHED]) ]) AC_CHECK_FUNC([pthread_attr_setscope], , [AC_DEFINE([ACE_LACKS_THREAD_PROCESS_SCOPING])]) AC_CHECK_FUNC([pthread_mutexattr_setpshared], , [AC_DEFINE([ACE_LACKS_MUTEXATTR_PSHARED])]) dnl Check for POSIX Threads Draft 4 functions AC_CHECK_FUNC([pthread_mutexattr_create],,) AC_CHECK_FUNC([pthread_mutexattr_delete],,) AC_CHECK_FUNC([pthread_condattr_delete],,) AC_CHECK_FUNC([pthread_condattr_create],,) AC_CHECK_FUNC([pthread_setprio],,) AC_CHECK_FUNC([pthread_getprio],,) AC_CHECK_FUNC([pthread_setcancel],,) AC_CHECK_FUNC([pthread_setasynccancel],,) AC_CHECK_FUNC([pthread_kill],,) dnl Check for POSIX Threads Draft 6 functions AC_CHECK_FUNC([pthread_attr_setprio],,) AC_CHECK_FUNC([pthread_attr_getprio],,) AC_CHECK_FUNC([pthread_setintr],,) AC_CHECK_FUNC([pthread_setintrtype],,) dnl Check for POSIX threads Draft 6, 7 and Standard common functions AC_CHECK_FUNC([pthread_mutexattr_init],,) AC_CHECK_FUNC([pthread_mutexattr_destroy],,) AC_CHECK_FUNC([pthread_condattr_init],,) AC_CHECK_FUNC([pthread_condattr_destroy],,) dnl Check for POSIX Threads Draft 7 and Draft Standard common functions AC_CHECK_FUNC([pthread_setschedparam],,) AC_CHECK_FUNC([pthread_getschedparam],,) AC_CHECK_FUNC([pthread_setcancelstate],,) AC_CHECK_FUNC([pthread_setcanceltype],,) dnl Check for POSIX Threads Draft Standard functions dnl sched_yield() is in the C library or perhaps in "-lposix4." dnl We need to add other library checks in this script's "check libraries" dnl section if it is in another library. dnl AC_CHECK_FUNC(sched_yield,,) dnl We already check for this during the library checks. dnl Check for Unix98 pthreads extensions ACE_CACHE_CHECK([for struct pthread_rwlock_t], [ace_cv_struct_pthread_rwlock_t], [ dnl Since we are checking for pthread_rwlock_t in more than one header dnl we can't use the ACE_CHECK_STRUCT macro so we have to do things dnl manually. ACE_TRY_COMPILE_STRUCT([pthread_rwlock_t], [pthread.h], [ ace_cv_struct_pthread_rwlock_t=yes ], [ ACE_TRY_COMPILE_STRUCT([pthread_rwlock_t], [sys/types.h], [ ace_cv_struct_pthread_rwlock_t=yes ], [ ace_cv_struct_pthread_rwlock_t=no ]) ]) ],,) ACE_CACHE_CHECK([for struct pthread_rwlockattr_t], [ace_cv_struct_pthread_rwlockattr_t], [ dnl Since we are checking for pthread_rwlockattr_t in more than one dnl header, we can't use the ACE_CHECK_STRUCT macro so we have to do dnl things manually. ACE_TRY_COMPILE_STRUCT([pthread_rwlockattr_t], [pthread.h], [ ace_cv_struct_pthread_rwlockattr_t=yes ], [ ACE_TRY_COMPILE_STRUCT([pthread_rwlockattr_t], [sys/types.h], [ ace_cv_struct_pthread_rwlockattr_t=yes ], [ ace_cv_struct_pthread_rwlockattr_t=no ]) ]) ],,) ACE_CHECK_HAS_FUNCS(pthread_continue pthread_continue_np pthread_resume_np pthread_suspend pthread_suspend_np) ACE_CHECK_HAS_FUNCS(pthread_getconcurrency pthread_setconcurrency) ACE_CHECK_HAS_FUNCS(pthread_attr_setcreatesuspend_np) dnl Don't test for pthread_getaffinity_np() or pthread_setaffinity_np() dnl if the system doesn't also have cpu_set_t. The functions are almost dnl certainly incompatible with our wrapper facade, as we use a "dummy" dnl cpu_set_t defined in ace/os_include/os_sched.h. if test "$ac_cv_type_cpu_set_t" = yes; then ACE_CHECK_HAS_FUNCS(pthread_getaffinity_np pthread_setaffinity_np) fi dnl Linux's sched_{set,get}affinity interface has changed three times: dnl dnl In glibc 2.3.2, it was: dnl dnl int sched_setaffinity(pid_t __pid, dnl unsigned int __len, unsigned long * __mask); dnl dnl In glibc 2.3.3, it was changed to: dnl dnl int sched_setaffinity(pid_t __pid, const cpu_set_t* __mask); dnl dnl And in glibc ?.?.?, it was changed again to: dnl dnl int sched_setaffinity(pid_t __pid, size_t __cpusetsize, dnl const cpu_set_t* __cpuset); dnl dnl The following feature tests attempt to determine which (if any) dnl version is supported by the system. A further complication is dnl that the C library may support one version, the kernel may not, dnl and vice versa. dnl dnl As of this writing, ACE's ACE_OS::sched_setaffinity() wrapper dnl facade implementation only supports the latter two varients. So dnl if the system doesn't define cpu_set_t, we simply avoid checking dnl for sched_setaffinity(). No attempt is made to verify C library / dnl kernel consistency. dnl dnl The "right" thing to do is to implement something similar to the dnl PLPA (Portable Linux Processor Affinity) Library, converting the dnl arguments and invoking the syscall directly (instead of calling dnl the C library wrapper). dnl if test "$ac_cv_type_cpu_set_t" = yes; then ACE_CHECK_HAS_FUNCS(sched_getaffinity) if test "$ac_cv_func_sched_getaffinity" = yes; then dnl The sched_getaffinity() function varies between linux versions dnl Check which one we have. AC_MSG_CHECKING([for 2- or 3-param sched_getaffinity]) AC_LINK_IFELSE([AC_LANG_PROGRAM( [[ #if !defined(ACE_LACKS_SYS_TYPES_H) #include #endif #if !defined(ACE_LACKS_SCHED_H) #include #endif ]], [[ pid_t pid; cpu_set_t cpuset; sched_getaffinity(pid, sizeof(cpuset), &cpuset); ]])], [ AC_MSG_RESULT([3]) ], [ AC_MSG_RESULT([2]) AC_DEFINE([ACE_HAS_2_PARAM_SCHED_GETAFFINITY], 1, [Define to 1 if platform has 2 parameter sched_getaffinity()]) ]) fi dnl test "$ac_cv_func_sched_getaffinity" = yes ACE_CHECK_HAS_FUNCS(sched_setaffinity) if test "$ac_cv_func_sched_setaffinity" = yes; then dnl The sched_setaffinity() function varies between linux versions dnl Check which one we have. AC_MSG_CHECKING([for 2- or 3-param sched_setaffinity]) AC_LINK_IFELSE([AC_LANG_PROGRAM( [[ #if !defined(ACE_LACKS_SYS_TYPES_H) #include #endif #if !defined(ACE_LACKS_SCHED_H) #include #endif ]], [[ pid_t pid; cpu_set_t cpuset; sched_setaffinity(pid, sizeof(cpuset), &cpuset); ]])], [ AC_MSG_RESULT([3]) ], [ AC_MSG_RESULT([2]) AC_DEFINE([ACE_HAS_2_PARAM_SCHED_SETAFFINITY], 1, [Define to 1 if platform has 2 parameter sched_setaffinity()]) ]) fi dnl test "$ac_cv_func_sched_setaffinity" = yes fi dnl test "$ac_cv_type_cpu_set_t" = yes AC_CHECK_FUNC([pthread_rwlock_init],,) AC_CHECK_FUNC([pthread_rwlock_destroy],,) AC_CHECK_FUNC([pthread_rwlock_rdlock],,) AC_CHECK_FUNC([pthread_rwlock_wrlock],,) AC_CHECK_FUNC([pthread_rwlock_unlock],,) AC_CHECK_FUNC([pthread_rwlock_tryrdlock],,) AC_CHECK_FUNC([pthread_rwlock_trywrlock],,) AC_CHECK_FUNC([pthread_rwlockattr_init],,) AC_CHECK_FUNC([pthread_rwlockattr_destroy],,) AC_CHECK_FUNC([pthread_rwlockattr_setpshared], , [AC_DEFINE([ACE_LACKS_RWLOCKATTR_PSHARED])]) if test "$ace_cv_struct_pthread_rwlock_t" = yes && test "$ace_cv_struct_pthread_rwlockattr_t" = yes && test "$ac_cv_func_pthread_rwlock_init" = yes && test "$ac_cv_func_pthread_rwlock_destroy" = yes && test "$ac_cv_func_pthread_rwlock_rdlock" = yes && test "$ac_cv_func_pthread_rwlock_wrlock" = yes && test "$ac_cv_func_pthread_rwlock_unlock" = yes && test "$ac_cv_func_pthread_rwlock_tryrdlock" = yes && test "$ac_cv_func_pthread_rwlock_trywrlock" = yes && test "$ac_cv_func_pthread_rwlockattr_init" = yes && test "$ac_cv_func_pthread_rwlockattr_destroy" = yes; then AC_DEFINE([ACE_HAS_PTHREADS_UNIX98_EXT]) fi dnl Unix98 pthreads extensions dnl Check if platform has thread_self() rather than pthread_self() ACE_CHECK_FUNC([pthread_self], [pthread.h], , [ AC_CHECK_FUNC([thread_self], [ AC_DEFINE([ACE_HAS_THREAD_SELF]) ],) ]) dnl Check if pthread.h declares an enum with PTHREAD_PROCESS_PRIVATE and dnl PTHREAD_PROCESS_SHARED values. ACE_CACHE_CHECK([for PTHREAD_PROCESS_* enumeration in pthread.h], [ace_cv_lib_pthread_process_enum], [ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include ]], [[ /* Undefine PTHREAD_PROCESS_SHARED in case some platforms #define it */ #undef PTHREAD_PROCESS_SHARED int foo = PTHREAD_PROCESS_SHARED; ]])],[ ace_cv_lib_pthread_process_enum=yes ],[ ace_cv_lib_pthread_process_enum=no ]) ], [ AC_DEFINE([ACE_HAS_PTHREAD_PROCESS_ENUM]) ],) dnl Check if pthread_create requires an extern "C" start routine ACE_CONVERT_WARNINGS_TO_ERRORS( [ ACE_CACHE_CHECK([if pthread_create requires an extern "C" start routine], [ace_cv_lib_pthread_c_func],[ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include void *ace_start_routine(void *); ]], [[ pthread_create(0, 0, ace_start_routine, 0); ]])],[ ace_cv_lib_pthread_c_func=no ],[ dnl Check if extern "C" start routine is required. AC_COMPILE_IFELSE([AC_LANG_PROGRAM( [[ #include extern "C" void *ace_start_routine(void *); ]], [[ pthread_create(0, 0, ace_start_routine, 0); ]])], [ ace_cv_lib_pthread_c_func=yes ], [ ace_cv_lib_pthread_c_func=no ]) ]) ], [ AC_DEFINE([ACE_HAS_THR_C_FUNC]) ],) ]) dnl ACE_CONVERT_WARNINGS_TO_ERRORS dnl Check if pthread_key_create has a standard arg thread destructor ACE_CACHE_CHECK([if pthread_key_create has std arg thread destructor], [ace_cv_lib_pthread_stdarg_dest],[ if test "$ac_cv_func_pthread_key_create" = yes; then ace_pthread_key_create=pthread_key_create else ace_pthread_key_create=pthread_keycreate fi AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include void ace_destructor(void *); ]], [[ ${ace_pthread_key_create}(0, ace_destructor); ]])],[ ace_cv_lib_pthread_stdarg_dest=no ],[ AC_COMPILE_IFELSE([AC_LANG_PROGRAM( [[ #include void ace_destructor(...); ]], [[ ${ace_pthread_key_create}(0, ace_destructor); ]])], [ ace_cv_lib_pthread_stdarg_dest=yes ], [ ace_cv_lib_pthread_stdarg_dest=no ]) ]) ], [ AC_DEFINE([ACE_HAS_STDARG_THR_DEST]) ],) dnl Check if pthread_key_create requires an extern "C" start routine ACE_CONVERT_WARNINGS_TO_ERRORS([ ACE_CACHE_CHECK([if pthread_key_create requires an extern "C" start routine], [ace_cv_lib_pthread_c_dest],[ if test "$ac_cv_func_pthread_key_create" = yes; then ace_pthread_key_create=pthread_key_create else ace_pthread_key_create=pthread_keycreate fi AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include void ace_destructor(void *); ]], [[ ${ace_pthread_key_create}(0, ace_destructor); ]])],[ ace_cv_lib_pthread_c_dest=no ],[ dnl Check if extern "C" start routine is required. AC_COMPILE_IFELSE([AC_LANG_PROGRAM( [[ #include extern "C" void ace_destructor(void *); ]], [[ ${ace_pthread_key_create}(0, ace_destructor); ]])], [ ace_cv_lib_pthread_c_dest=yes ], [ ace_cv_lib_pthread_c_dest=no ]) ]) ], [ AC_DEFINE([ACE_HAS_THR_C_DEST]) ],) ]) dnl ACE_CONVERT_WARNINGS_TO_ERRORS AC_CHECK_FUNC([sched_get_priority_min],, [ dnl Check if the PTHREAD_MIN_PRIORITY constant exists. AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include ]], [[ int p = (int) PTHREAD_MIN_PRIORITY; ]]) ], [ dnl Since we have PTHREAD_MIN_PRIORITY, denote that PX_PRIO_MIN dnl should not be used. ace_has_px_prio_min=no ], [ dnl PTHREAD_MIN_PRIORITY doesn't appear to be defined, so dnl check if the platform defines PX_PRIO_MIN, instead. AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include ]], [[ int p = (int) PX_PRIO_MIN; ]])], [ ace_has_px_prio_min=yes ], [ ace_has_px_prio_min=no ]) ]) ]) if test "$ace_has_px_prio_min" = yes; then AC_DEFINE([PTHREAD_MIN_PRIORITY], [PX_PRIO_MIN], [Minimum thread priority]) fi AC_CHECK_FUNC([sched_get_priority_max],, [ dnl Check if the PTHREAD_MAX_PRIORITY constant exists. AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include ]], [[ int p = (int) PTHREAD_MAX_PRIORITY; ]]) ], [ dnl Since we have PTHREAD_MAX_PRIORITY, denote that PX_PRIO_MAX dnl should not be used. ace_has_px_prio_max=no ], [ dnl PTHREAD_MAX_PRIORITY doesn't appear to be defined, so dnl check if the platform defines PX_PRIO_MAX, instead. AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include ]], [[ int p = (int) PX_PRIO_MAX; ]])], [ ace_has_px_prio_max=yes ], [ ace_has_px_prio_max=no ]) ]) ]) if test "$ace_has_px_prio_max" = yes; then AC_DEFINE([PTHREAD_MAX_PRIORITY], [PX_PRIO_MAX], [Maximum thread priority]) fi fi dnl test "$ace_has_pthreads" = yes if test "$ace_has_sthreads" = yes; then dnl Only check for these functions if we have the UNIX International dnl Threads library "thread." AC_CHECK_FUNC([thr_keycreate], [AC_DEFINE([ACE_HAS_THREAD_SPECIFIC_STORAGE])], [AC_DEFINE([ACE_HAS_TSS_EMULATION])]) AC_CHECK_FUNC([thr_yield], [AC_DEFINE([ACE_HAS_THR_YIELD])],