diff options
Diffstat (limited to 'libs/libevent/docs/configure.ac')
| -rw-r--r-- | libs/libevent/docs/configure.ac | 919 |
1 files changed, 0 insertions, 919 deletions
diff --git a/libs/libevent/docs/configure.ac b/libs/libevent/docs/configure.ac deleted file mode 100644 index 6a669fb701..0000000000 --- a/libs/libevent/docs/configure.ac +++ /dev/null @@ -1,919 +0,0 @@ -dnl Copyright 2000-2007 Niels Provos -dnl Copyright 2007-2012 Niels Provos and Nick Mathewson -dnl -dnl See LICENSE for copying information. -dnl -dnl Original version Dug Song <dugsong@monkey.org> - -AC_INIT(libevent,2.1.5-beta) -AC_PREREQ(2.59) -AC_CONFIG_SRCDIR(event.c) - -AC_CONFIG_MACRO_DIR([m4]) -AM_INIT_AUTOMAKE -dnl AM_SILENT_RULES req. automake 1.11. [no] defaults V=1 -m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])]) -AC_CONFIG_HEADERS(config.h evconfig-private.h:evconfig-private.h.in) -AC_DEFINE(NUMERIC_VERSION, 0x02010500, [Numeric representation of the version]) - -dnl Initialize prefix. -if test "$prefix" = "NONE"; then - prefix="/usr/local" -fi - -dnl Try and get a full POSIX environment on obscure systems -ifdef([AC_USE_SYSTEM_EXTENSIONS], [ -AC_USE_SYSTEM_EXTENSIONS -], [ -AC_AIX -AC_GNU_SOURCE -AC_MINIX -]) - -AC_CANONICAL_BUILD -AC_CANONICAL_HOST -dnl the 'build' machine is where we run configure and compile -dnl the 'host' machine is where the resulting stuff runs. - -#case "$host_os" in -# -# osf5*) -# CFLAGS="$CFLAGS -D_OSF_SOURCE" -# ;; -#esac - -dnl Checks for programs. -AM_PROG_CC_C_O -AC_PROG_INSTALL -AC_PROG_LN_S -# AC_PROG_MKDIR_P - $(MKDIR_P) should be defined by AM_INIT_AUTOMAKE - -# AC_PROG_SED is only available in Autoconf >= 2.59b; workaround for older -# versions -ifdef([AC_PROG_SED], [AC_PROG_SED], [ -AC_CHECK_PROGS(SED, [gsed sed]) -]) - -AC_PROG_GCC_TRADITIONAL - -# We need to test for at least gcc 2.95 here, because older versions don't -# have -fno-strict-aliasing -AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [ -#if !defined(__GNUC__) || (__GNUC__ < 2) || (__GNUC__ == 2 && __GNUC_MINOR__ < 95) -#error -#endif])], have_gcc295=yes, have_gcc295=no) - -if test "$GCC" = "yes" ; then - # Enable many gcc warnings by default... - CFLAGS="$CFLAGS -Wall" - # And disable the strict-aliasing optimization, since it breaks - # our sockaddr-handling code in strange ways. - if test x$have_gcc295 = xyes; then - CFLAGS="$CFLAGS -fno-strict-aliasing" - fi -fi - -# OS X Lion started deprecating the system openssl. Let's just disable -# all deprecation warnings on OS X. -case "$host_os" in - - darwin*) - CFLAGS="$CFLAGS -Wno-deprecated-declarations" - ;; -esac - -AC_ARG_ENABLE(gcc-warnings, - AS_HELP_STRING(--disable-gcc-warnings, disable verbose warnings with GCC)) - -AC_ARG_ENABLE(gcc-hardening, - AS_HELP_STRING(--enable-gcc-hardening, enable compiler security checks), -[if test x$enableval = xyes; then - CFLAGS="$CFLAGS -D_FORTIFY_SOURCE=2 -fstack-protector-all" - CFLAGS="$CFLAGS -fwrapv -fPIE -Wstack-protector" - CFLAGS="$CFLAGS --param ssp-buffer-size=1" -fi]) - -AC_ARG_ENABLE(thread-support, - AS_HELP_STRING(--disable-thread-support, disable support for threading), - [], [enable_thread_support=yes]) -AC_ARG_ENABLE(malloc-replacement, - AS_HELP_STRING(--disable-malloc-replacement, disable support for replacing the memory mgt functions), - [], [enable_malloc_replacement=yes]) -AC_ARG_ENABLE(openssl, - AS_HELP_STRING(--disable-openssl, disable support for openssl encryption), - [], [enable_openssl=yes]) -AC_ARG_ENABLE(debug-mode, - AS_HELP_STRING(--disable-debug-mode, disable support for running in debug mode), - [], [enable_debug_mode=yes]) -AC_ARG_ENABLE([libevent-install], - AS_HELP_STRING([--disable-libevent-install, disable installation of libevent]), - [], [enable_libevent_install=yes]) -AC_ARG_ENABLE([libevent-regress], - AS_HELP_STRING([--disable-libevent-regress, skip regress in make check]), - [], [enable_libevent_regress=yes]) -AC_ARG_ENABLE([samples], - AS_HELP_STRING([--disable-samples, skip building of sample programs]), - [], [enable_samples=yes]) -AC_ARG_ENABLE([function-sections], - AS_HELP_STRING([--enable-function-sections, make static library allow smaller binaries with --gc-sections]), - [], [enable_function_sections=no]) -AC_ARG_ENABLE([verbose-debug], - AS_HELP_STRING([--enable-verbose-debug, verbose debug logging]), - [], [enable_verbose_debug=no]) - - -AC_PROG_LIBTOOL - -dnl Uncomment "AC_DISABLE_SHARED" to make shared libraries not get -dnl built by default. You can also turn shared libs on and off from -dnl the command line with --enable-shared and --disable-shared. -dnl AC_DISABLE_SHARED -AC_SUBST(LIBTOOL_DEPS) - -AM_CONDITIONAL([BUILD_SAMPLES], [test "$enable_samples" = "yes"]) -AM_CONDITIONAL([BUILD_REGRESS], [test "$enable_libevent_regress" = "yes"]) - -dnl Checks for libraries. -AC_SEARCH_LIBS([inet_ntoa], [nsl]) -AC_SEARCH_LIBS([socket], [socket]) -AC_SEARCH_LIBS([inet_aton], [resolv]) -AC_SEARCH_LIBS([clock_gettime], [rt]) -AC_SEARCH_LIBS([sendfile], [sendfile]) - -dnl - check if the macro _WIN32 is defined on this compiler. -dnl - (this is how we check for a windows compiler) -AC_MSG_CHECKING(for WIN32) -AC_TRY_COMPILE(, - [ -#ifndef _WIN32 -die horribly -#endif - ], - bwin32=true; AC_MSG_RESULT(yes), - bwin32=false; AC_MSG_RESULT(no), -) - -dnl - check if the macro __CYGWIN__ is defined on this compiler. -dnl - (this is how we check for a cygwin version of GCC) -AC_MSG_CHECKING(for CYGWIN) -AC_TRY_COMPILE(, - [ -#ifndef __CYGWIN__ -die horribly -#endif - ], - cygwin=true; AC_MSG_RESULT(yes), - cygwin=false; AC_MSG_RESULT(no), -) - -AC_CHECK_HEADERS([zlib.h]) - -if test "x$ac_cv_header_zlib_h" = "xyes"; then -dnl Determine if we have zlib for regression tests -dnl Don't put this one in LIBS -save_LIBS="$LIBS" -LIBS="" -ZLIB_LIBS="" -have_zlib=no -AC_SEARCH_LIBS([inflateEnd], [z], - [have_zlib=yes - ZLIB_LIBS="$LIBS" - AC_DEFINE(HAVE_LIBZ, 1, [Define if the system has zlib])]) -LIBS="$save_LIBS" -AC_SUBST(ZLIB_LIBS) -fi -AM_CONDITIONAL(ZLIB_REGRESS, [test "$have_zlib" = "yes"]) - -dnl See if we have openssl. This doesn't go in LIBS either. -if test "$bwin32" = true; then - EV_LIB_WS32=-lws2_32 - EV_LIB_GDI=-lgdi32 -else - EV_LIB_WS32= - EV_LIB_GDI= -fi -AC_SUBST(EV_LIB_WS32) -AC_SUBST(EV_LIB_GDI) -AC_SUBST(OPENSSL_LIBADD) - -AC_SYS_LARGEFILE - -LIBEVENT_OPENSSL - -dnl Checks for header files. -AC_CHECK_HEADERS([ \ - arpa/inet.h \ - fcntl.h \ - ifaddrs.h \ - mach/mach_time.h \ - netdb.h \ - netinet/in.h \ - netinet/in6.h \ - netinet/tcp.h \ - poll.h \ - port.h \ - stdarg.h \ - stddef.h \ - sys/devpoll.h \ - sys/epoll.h \ - sys/event.h \ - sys/eventfd.h \ - sys/ioctl.h \ - sys/mman.h \ - sys/param.h \ - sys/queue.h \ - sys/resource.h \ - sys/select.h \ - sys/sendfile.h \ - sys/socket.h \ - sys/stat.h \ - sys/time.h \ - sys/timerfd.h \ - sys/uio.h \ - sys/wait.h \ -]) - -AC_CHECK_HEADERS(sys/sysctl.h, [], [], [ -#ifdef HAVE_SYS_PARAM_H -#include <sys/param.h> -#endif -]) -if test "x$ac_cv_header_sys_queue_h" = "xyes"; then - AC_MSG_CHECKING(for TAILQ_FOREACH in sys/queue.h) - AC_EGREP_CPP(yes, -[ -#include <sys/queue.h> -#ifdef TAILQ_FOREACH - yes -#endif -], [AC_MSG_RESULT(yes) - AC_DEFINE(HAVE_TAILQFOREACH, 1, - [Define if TAILQ_FOREACH is defined in <sys/queue.h>])], - AC_MSG_RESULT(no) - ) -fi - -if test "x$ac_cv_header_sys_time_h" = "xyes"; then - AC_MSG_CHECKING(for timeradd in sys/time.h) - AC_EGREP_CPP(yes, -[ -#include <sys/time.h> -#ifdef timeradd - yes -#endif -], [ AC_DEFINE(HAVE_TIMERADD, 1, - [Define if timeradd is defined in <sys/time.h>]) - AC_MSG_RESULT(yes)] ,AC_MSG_RESULT(no) -) -fi - -if test "x$ac_cv_header_sys_time_h" = "xyes"; then - AC_MSG_CHECKING(for timercmp in sys/time.h) - AC_EGREP_CPP(yes, -[ -#include <sys/time.h> -#ifdef timercmp - yes -#endif -], [ AC_DEFINE(HAVE_TIMERCMP, 1, - [Define if timercmp is defined in <sys/time.h>]) - AC_MSG_RESULT(yes)] ,AC_MSG_RESULT(no) -) -fi - -if test "x$ac_cv_header_sys_time_h" = "xyes"; then - AC_MSG_CHECKING(for timerclear in sys/time.h) - AC_EGREP_CPP(yes, -[ -#include <sys/time.h> -#ifdef timerclear - yes -#endif -], [ AC_DEFINE(HAVE_TIMERCLEAR, 1, - [Define if timerclear is defined in <sys/time.h>]) - AC_MSG_RESULT(yes)] ,AC_MSG_RESULT(no) -) -fi - -if test "x$ac_cv_header_sys_time_h" = "xyes"; then - AC_MSG_CHECKING(for timerisset in sys/time.h) - AC_EGREP_CPP(yes, -[ -#include <sys/time.h> -#ifdef timerisset - yes -#endif -], [ AC_DEFINE(HAVE_TIMERISSET, 1, - [Define if timerisset is defined in <sys/time.h>]) - AC_MSG_RESULT(yes)] ,AC_MSG_RESULT(no) -) -fi - -if test "x$ac_cv_header_sys_sysctl_h" = "xyes"; then - AC_CHECK_DECLS([CTL_KERN, KERN_RANDOM, RANDOM_UUID, KERN_ARND], [], [], - [[#include <sys/types.h> - #include <sys/sysctl.h>]] - ) -fi - -AM_CONDITIONAL(BUILD_WIN32, test x$bwin32 = xtrue) -AM_CONDITIONAL(BUILD_CYGWIN, test x$cygwin = xtrue) -AM_CONDITIONAL(BUILD_WITH_NO_UNDEFINED, test x$bwin32 = xtrue || test x$cygwin = xtrue) - -if test x$bwin32 = xtrue; then - AC_SEARCH_LIBS([getservbyname],[ws2_32]) -fi - -dnl Checks for typedefs, structures, and compiler characteristics. -AC_C_CONST -AC_C_INLINE -AC_HEADER_TIME - -dnl Checks for library functions. -AC_CHECK_FUNCS([ \ - accept4 \ - arc4random \ - arc4random_buf \ - clock_gettime \ - eventfd \ - epoll_create1 \ - fcntl \ - getegid \ - geteuid \ - getifaddrs \ - getnameinfo \ - getprotobynumber \ - gettimeofday \ - inet_ntop \ - inet_pton \ - issetugid \ - mach_absolute_time \ - mmap \ - nanosleep \ - pipe \ - pipe2 \ - putenv \ - sendfile \ - setenv \ - setrlimit \ - sigaction \ - signal \ - splice \ - strlcpy \ - strsep \ - strtok_r \ - strtoll \ - sysctl \ - timerfd_create \ - umask \ - unsetenv \ - usleep \ - vasprintf \ - getservbyname \ -]) -AM_CONDITIONAL(STRLCPY_IMPL, [test x"$ac_cv_func_strlcpy" = xno]) - -AC_CACHE_CHECK( - [for getaddrinfo], - [libevent_cv_getaddrinfo], - [AC_LINK_IFELSE( - [AC_LANG_PROGRAM( - [[ - #ifdef HAVE_NETDB_H - #include <netdb.h> - #endif - ]], - [[ - getaddrinfo; - ]] - )], - [libevent_cv_getaddrinfo=yes], - [libevent_cv_getaddrinfo=no] - )] -) -if test "$libevent_cv_getaddrinfo" = "yes" ; then - AC_DEFINE([HAVE_GETADDRINFO], [1], [Do we have getaddrinfo()?]) -else - -# Check for gethostbyname_r in all its glorious incompatible versions. -# (This is cut-and-pasted from Tor, which based its logic on -# Python's configure.in.) -AH_TEMPLATE(HAVE_GETHOSTBYNAME_R, - [Define this if you have any gethostbyname_r()]) - -AC_CHECK_FUNC(gethostbyname_r, [ - AC_MSG_CHECKING([how many arguments gethostbyname_r() wants]) - OLD_CFLAGS=$CFLAGS - CFLAGS="$CFLAGS $MY_CPPFLAGS $MY_THREAD_CPPFLAGS $MY_CFLAGS" - AC_COMPILE_IFELSE([AC_LANG_PROGRAM([ -#include <netdb.h> - ], [[ - char *cp1, *cp2; - struct hostent *h1, *h2; - int i1, i2; - (void)gethostbyname_r(cp1,h1,cp2,i1,&h2,&i2); - ]])],[ - AC_DEFINE(HAVE_GETHOSTBYNAME_R) - AC_DEFINE(HAVE_GETHOSTBYNAME_R_6_ARG, 1, - [Define this if gethostbyname_r takes 6 arguments]) - AC_MSG_RESULT(6) - ], [ - AC_TRY_COMPILE([ -#include <netdb.h> - ], [ - char *cp1, *cp2; - struct hostent *h1; - int i1, i2; - (void)gethostbyname_r(cp1,h1,cp2,i1,&i2); - ], [ - AC_DEFINE(HAVE_GETHOSTBYNAME_R) - AC_DEFINE(HAVE_GETHOSTBYNAME_R_5_ARG, 1, - [Define this if gethostbyname_r takes 5 arguments]) - AC_MSG_RESULT(5) - ], [ - AC_TRY_COMPILE([ -#include <netdb.h> - ], [ - char *cp1; - struct hostent *h1; - struct hostent_data hd; - (void) gethostbyname_r(cp1,h1,&hd); - ], [ - AC_DEFINE(HAVE_GETHOSTBYNAME_R) - AC_DEFINE(HAVE_GETHOSTBYNAME_R_3_ARG, 1, - [Define this if gethostbyname_r takes 3 arguments]) - AC_MSG_RESULT(3) - ], [ - AC_MSG_RESULT(0) - ]) - ]) - ]) - CFLAGS=$OLD_CFLAGS -]) - -fi - -AC_MSG_CHECKING(for F_SETFD in fcntl.h) -AC_EGREP_CPP(yes, -[ -#define _GNU_SOURCE -#include <fcntl.h> -#ifdef F_SETFD -yes -#endif -], [ AC_DEFINE(HAVE_SETFD, 1, - [Define if F_SETFD is defined in <fcntl.h>]) - AC_MSG_RESULT(yes) ], AC_MSG_RESULT(no)) - -needsignal=no -haveselect=no -if test x$bwin32 != xtrue; then - AC_CHECK_FUNCS(select, [haveselect=yes], ) - if test "x$haveselect" = "xyes" ; then - needsignal=yes - fi -fi -AM_CONDITIONAL(SELECT_BACKEND, [test "x$haveselect" = "xyes"]) - -havepoll=no -AC_CHECK_FUNCS(poll, [havepoll=yes], ) -if test "x$havepoll" = "xyes" ; then - needsignal=yes -fi -AM_CONDITIONAL(POLL_BACKEND, [test "x$havepoll" = "xyes"]) - -havedevpoll=no -if test "x$ac_cv_header_sys_devpoll_h" = "xyes"; then - AC_DEFINE(HAVE_DEVPOLL, 1, - [Define if /dev/poll is available]) -fi -AM_CONDITIONAL(DEVPOLL_BACKEND, [test "x$ac_cv_header_sys_devpoll_h" = "xyes"]) - -havekqueue=no -if test "x$ac_cv_header_sys_event_h" = "xyes"; then - AC_CHECK_FUNCS(kqueue, [havekqueue=yes], ) - if test "x$havekqueue" = "xyes" ; then - AC_MSG_CHECKING(for working kqueue) - AC_TRY_RUN( -#include <sys/types.h> -#include <sys/time.h> -#include <sys/event.h> -#include <stdio.h> -#include <unistd.h> -#include <fcntl.h> - -int -main(int argc, char **argv) -{ - int kq; - int n; - int fd[[2]]; - struct kevent ev; - struct timespec ts; - char buf[[8000]]; - - if (pipe(fd) == -1) - exit(1); - if (fcntl(fd[[1]], F_SETFL, O_NONBLOCK) == -1) - exit(1); - - while ((n = write(fd[[1]], buf, sizeof(buf))) == sizeof(buf)) - ; - - if ((kq = kqueue()) == -1) - exit(1); - - memset(&ev, 0, sizeof(ev)); - ev.ident = fd[[1]]; - ev.filter = EVFILT_WRITE; - ev.flags = EV_ADD | EV_ENABLE; - n = kevent(kq, &ev, 1, NULL, 0, NULL); - if (n == -1) - exit(1); - - read(fd[[0]], buf, sizeof(buf)); - - ts.tv_sec = 0; - ts.tv_nsec = 0; - n = kevent(kq, NULL, 0, &ev, 1, &ts); - if (n == -1 || n == 0) - exit(1); - - exit(0); -}, [AC_MSG_RESULT(yes) - AC_DEFINE(HAVE_WORKING_KQUEUE, 1, - [Define if kqueue works correctly with pipes]) - havekqueue=yes - ], AC_MSG_RESULT(no), AC_MSG_RESULT(no)) - fi -fi -AM_CONDITIONAL(KQUEUE_BACKEND, [test "x$havekqueue" = "xyes"]) - -haveepollsyscall=no -haveepoll=no -AC_CHECK_FUNCS(epoll_ctl, [haveepoll=yes], ) -if test "x$haveepoll" = "xyes" ; then - AC_DEFINE(HAVE_EPOLL, 1, - [Define if your system supports the epoll system calls]) - needsignal=yes -fi -if test "x$ac_cv_header_sys_epoll_h" = "xyes"; then - if test "x$haveepoll" = "xno" ; then - AC_MSG_CHECKING(for epoll system call) - AC_TRY_RUN( -#include <stdint.h> -#include <sys/param.h> -#include <sys/types.h> -#include <sys/syscall.h> -#include <sys/epoll.h> -#include <unistd.h> - -int -epoll_create(int size) -{ - return (syscall(__NR_epoll_create, size)); -} - -int -main(int argc, char **argv) -{ - int epfd; - - epfd = epoll_create(256); - exit (epfd == -1 ? 1 : 0); -}, [AC_MSG_RESULT(yes) - AC_DEFINE(HAVE_EPOLL, 1, - [Define if your system supports the epoll system calls]) - needsignal=yes - have_epoll=yes - AC_LIBOBJ(epoll_sub) - ], AC_MSG_RESULT(no), AC_MSG_RESULT(no)) - fi -fi -AM_CONDITIONAL(EPOLL_BACKEND, [test "x$haveepoll" = "xyes"]) - -haveeventports=no -AC_CHECK_FUNCS(port_create, [haveeventports=yes], ) -if test "x$haveeventports" = "xyes" ; then - AC_DEFINE(HAVE_EVENT_PORTS, 1, - [Define if your system supports event ports]) - needsignal=yes -fi -AM_CONDITIONAL(EVPORT_BACKEND, [test "x$haveeventports" = "xyes"]) - -if test "x$bwin32" = "xtrue"; then - needsignal=yes -fi - -AM_CONDITIONAL(SIGNAL_SUPPORT, [test "x$needsignal" = "xyes"]) - -AC_TYPE_PID_T -AC_TYPE_SIZE_T -AC_TYPE_SSIZE_T - -AC_CHECK_TYPES([uint64_t, uint32_t, uint16_t, uint8_t, uintptr_t], , , -[#ifdef HAVE_STDINT_H -#include <stdint.h> -#elif defined(HAVE_INTTYPES_H) -#include <inttypes.h> -#endif -#ifdef HAVE_SYS_TYPES_H -#include <sys/types.h> -#endif]) - -AC_CHECK_TYPES([fd_mask], , , -[#ifdef HAVE_SYS_TYPES_H -#include <sys/types.h> -#endif -#ifdef HAVE_SYS_SELECT_H -#include <sys/select.h> -#endif]) - -AC_CHECK_SIZEOF(long long) -AC_CHECK_SIZEOF(long) -AC_CHECK_SIZEOF(int) -AC_CHECK_SIZEOF(short) -AC_CHECK_SIZEOF(size_t) -AC_CHECK_SIZEOF(void *) -AC_CHECK_SIZEOF(off_t) - -AC_CHECK_TYPES([struct in6_addr, struct sockaddr_in6, sa_family_t, struct addrinfo, struct sockaddr_storage], , , -[#define _GNU_SOURCE -#include <sys/types.h> -#ifdef HAVE_NETINET_IN_H -#include <netinet/in.h> -#endif -#ifdef HAVE_NETINET_IN6_H -#include <netinet/in6.h> -#endif -#ifdef HAVE_SYS_SOCKET_H -#include <sys/socket.h> -#endif -#ifdef HAVE_NETDB_H -#include <netdb.h> -#endif -#ifdef _WIN32 -#define WIN32_WINNT 0x400 -#define _WIN32_WINNT 0x400 -#define WIN32_LEAN_AND_MEAN -#if defined(_MSC_VER) && (_MSC_VER < 1300) -#include <winsock.h> -#else -#include <winsock2.h> -#include <ws2tcpip.h> -#endif -#endif -]) -AC_CHECK_MEMBERS([struct in6_addr.s6_addr32, struct in6_addr.s6_addr16, struct sockaddr_in.sin_len, struct sockaddr_in6.sin6_len, struct sockaddr_storage.ss_family, struct sockaddr_storage.__ss_family], , , -[#include <sys/types.h> -#ifdef HAVE_NETINET_IN_H -#include <netinet/in.h> -#endif -#ifdef HAVE_NETINET_IN6_H -#include <netinet/in6.h> -#endif -#ifdef HAVE_SYS_SOCKET_H -#include <sys/socket.h> -#endif -#ifdef _WIN32 -#define WIN32_WINNT 0x400 -#define _WIN32_WINNT 0x400 -#define WIN32_LEAN_AND_MEAN -#if defined(_MSC_VER) && (_MSC_VER < 1300) -#include <winsock.h> -#else -#include <winsock2.h> -#include <ws2tcpip.h> -#endif -#endif -]) - -AC_CHECK_TYPES([struct so_linger], -[#define HAVE_SO_LINGER], , -[ -#ifdef HAVE_SYS_SOCKET_H -#include <sys/socket.h> -#endif -]) - -AC_MSG_CHECKING([for socklen_t]) -AC_TRY_COMPILE([ - #include <sys/types.h> - #include <sys/socket.h>], - [socklen_t x;], - AC_MSG_RESULT([yes]), - [AC_MSG_RESULT([no]) - AC_DEFINE(socklen_t, unsigned int, - [Define to unsigned int if you dont have it])] -) - -AC_MSG_CHECKING([whether our compiler supports __func__]) -AC_TRY_COMPILE([], - [ const char *cp = __func__; ], - AC_MSG_RESULT([yes]), - AC_MSG_RESULT([no]) - AC_MSG_CHECKING([whether our compiler supports __FUNCTION__]) - AC_TRY_COMPILE([], - [ const char *cp = __FUNCTION__; ], - AC_MSG_RESULT([yes]) - AC_DEFINE(__func__, __FUNCTION__, - [Define to appropriate substitue if compiler doesnt have __func__]), - AC_MSG_RESULT([no]) - AC_DEFINE(__func__, __FILE__, - [Define to appropriate substitue if compiler doesnt have __func__]))) - - -# check if we can compile with pthreads -have_pthreads=no -if test x$bwin32 != xtrue && test "$enable_thread_support" != "no"; then - ACX_PTHREAD([ - AC_DEFINE(HAVE_PTHREADS, 1, - [Define if we have pthreads on this system]) - have_pthreads=yes]) - CFLAGS="$CFLAGS $PTHREAD_CFLAGS" - AC_CHECK_SIZEOF(pthread_t, , - [AC_INCLUDES_DEFAULT() - #include <pthread.h> ] - ) -fi -AM_CONDITIONAL(PTHREADS, [test "$have_pthreads" != "no" && test "$enable_thread_support" != "no"]) - -# check if we should compile locking into the library -if test x$enable_thread_support = xno; then - AC_DEFINE(DISABLE_THREAD_SUPPORT, 1, - [Define if libevent should not be compiled with thread support]) -fi - -# check if we should hard-code the mm functions. -if test x$enable_malloc_replacement = xno; then - AC_DEFINE(DISABLE_MM_REPLACEMENT, 1, - [Define if libevent should not allow replacing the mm functions]) -fi - -# check if we should hard-code debugging out -if test x$enable_debug_mode = xno; then - AC_DEFINE(DISABLE_DEBUG_MODE, 1, - [Define if libevent should build without support for a debug mode]) -fi - -# check if we should enable verbose debugging -if test x$enable_verbose_debug = xyes; then - CFLAGS="$CFLAGS -DUSE_DEBUG" -fi - -# check if we have and should use openssl -AM_CONDITIONAL(OPENSSL, [test "$enable_openssl" != "no" && test "$have_openssl" = "yes"]) -if test "x$enable_openssl" = "xyes"; then - AC_SEARCH_LIBS([ERR_remove_thread_state], [crypto], - [AC_DEFINE(HAVE_ERR_REMOVE_THREAD_STATE, 1, [Define to 1 if you have ERR_remove_thread_stat().])]) -fi - -# Add some more warnings which we use in development but not in the -# released versions. (Some relevant gcc versions can't handle these.) -if test x$enable_gcc_warnings != xno && test "$GCC" = "yes"; then - - AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [ -#if !defined(__GNUC__) || (__GNUC__ < 4) -#error -#endif])], have_gcc4=yes, have_gcc4=no) - - AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [ -#if !defined(__GNUC__) || (__GNUC__ < 4) || (__GNUC__ == 4 && __GNUC_MINOR__ < 2) -#error -#endif])], have_gcc42=yes, have_gcc42=no) - - AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [ -#if !defined(__GNUC__) || (__GNUC__ < 4) || (__GNUC__ == 4 && __GNUC_MINOR__ < 5) -#error -#endif])], have_gcc45=yes, have_gcc45=no) - - AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [ -#if !defined(__clang__) -#error -#endif])], have_clang=yes, have_clang=no) - - CFLAGS="$CFLAGS -W -Wfloat-equal -Wundef -Wpointer-arith -Wstrict-prototypes -Wmissing-prototypes -Wwrite-strings -Wredundant-decls -Wchar-subscripts -Wcomment -Wformat -Wwrite-strings -Wmissing-declarations -Wredundant-decls -Wnested-externs -Wbad-function-cast -Wswitch-enum" - if test x$enable_gcc_warnings = xyes; then - CFLAGS="$CFLAGS -Werror" - fi - - CFLAGS="$CFLAGS -Wno-unused-parameter -Wstrict-aliasing" - - if test x$have_gcc4 = xyes ; then - # These warnings break gcc 3.3.5 and work on gcc 4.0.2 - CFLAGS="$CFLAGS -Winit-self -Wmissing-field-initializers -Wdeclaration-after-statement" - #CFLAGS="$CFLAGS -Wold-style-definition" - fi - - if test x$have_gcc42 = xyes ; then - # These warnings break gcc 4.0.2 and work on gcc 4.2 - CFLAGS="$CFLAGS -Waddress" - fi - - if test x$have_gcc42 = xyes && test x$have_clang = xno; then - # These warnings break gcc 4.0.2 and clang, but work on gcc 4.2 - CFLAGS="$CFLAGS -Wnormalized=id -Woverride-init" - fi - - if test x$have_gcc45 = xyes ; then - # These warnings work on gcc 4.5 - CFLAGS="$CFLAGS -Wlogical-op" - fi - - if test x$have_clang = xyes; then - # Disable the unused-function warnings, because these trigger - # for minheap-internal.h related code. - CFLAGS="$CFLAGS -Wno-unused-function" - - # clang on macosx emits warnigns for each directory specified which - # isn't "used" generating a lot of build noise (typically 3 warnings - # per file - case "$host_os" in - darwin*) - CFLAGS="$CFLAGS -Qunused-arguments" - ;; - esac - fi - -##This will break the world on some 64-bit architectures -# CFLAGS="$CFLAGS -Winline" - -fi - -LIBEVENT_GC_SECTIONS= -if test "$GCC" = yes && test "$enable_function_sections" = yes ; then - AC_CACHE_CHECK( - [if linker supports omitting unused code and data], - [libevent_cv_gc_sections_runs], - [ - dnl NetBSD will link but likely not run with --gc-sections - dnl http://bugs.ntp.org/1844 - dnl http://gnats.netbsd.org/40401 - dnl --gc-sections causes attempt to load as linux elf, with - dnl wrong syscalls in place. Test a little gauntlet of - dnl simple stdio read code checking for errors, expecting - dnl enough syscall differences that the NetBSD code will - dnl fail even with Linux emulation working as designed. - dnl A shorter test could be refined by someone with access - dnl to a NetBSD host with Linux emulation working. - origCFLAGS="$CFLAGS" - CFLAGS="$CFLAGS -Wl,--gc-sections" - AC_LINK_IFELSE( - [AC_LANG_PROGRAM( - [[ - #include <stdlib.h> - #include <stdio.h> - ]], - [[ - FILE * fpC; - char buf[32]; - size_t cch; - int read_success_once; - - fpC = fopen("conftest.c", "r"); - if (NULL == fpC) - exit(1); - do { - cch = fread(buf, sizeof(buf), 1, fpC); - read_success_once |= (0 != cch); - } while (0 != cch); - if (!read_success_once) - exit(2); - if (!feof(fpC)) - exit(3); - if (0 != fclose(fpC)) - exit(4); - - exit(EXIT_SUCCESS); - ]] - )], - [ - dnl We have to do this invocation manually so that we can - dnl get the output of conftest.err to make sure it doesn't - dnl mention gc-sections. - if test "X$cross_compiling" = "Xyes" || grep gc-sections conftest.err ; then - libevent_cv_gc_sections_runs=no - else - libevent_cv_gc_sections_runs=no - ./conftest >/dev/null 2>&1 && libevent_cv_gc_sections_runs=yes - fi - ], - [libevent_cv_gc_sections_runs=no] - ) - CFLAGS="$origCFLAGS" - AS_UNSET([origCFLAGS]) - ] - ) - case "$libevent_cv_gc_sections_runs" in - yes) - CFLAGS="-ffunction-sections -fdata-sections $CFLAGS" - LIBEVENT_GC_SECTIONS="-Wl,--gc-sections" - ;; - esac -fi -AC_SUBST([LIBEVENT_GC_SECTIONS]) - -AM_CONDITIONAL([INSTALL_LIBEVENT], [test "$enable_libevent_install" = "yes"]) - -AC_CONFIG_FILES( [libevent.pc libevent_openssl.pc libevent_pthreads.pc] ) -AC_OUTPUT(Makefile) |