AC_PREREQ([2.69]) dnl initialize autoconf dnl when going to/from release please set the nano (fourth number) right ! dnl releases only do Wall, git and prerelease does Werror too dnl AC_INIT([GStreamer],[1.17.0.1],[http://bugzilla.gnome.org/enter_bug.cgi?product=GStreamer],[gstreamer]) AG_GST_INIT dnl initialize automake (we require GNU make) AM_INIT_AUTOMAKE([-Wno-portability 1.14 no-dist-gzip dist-xz tar-ustar subdir-objects]) dnl define PACKAGE_VERSION_* variables AS_VERSION dnl check if this is a release version AS_NANO(GST_GIT="no", GST_GIT="yes") dnl can autoconf find the source ? AC_CONFIG_SRCDIR([gst/gst.c]) dnl define the output header for config AC_CONFIG_HEADERS([config.h]) dnl AM_MAINTAINER_MODE only provides the option to configure to enable it AM_MAINTAINER_MODE([enable]) dnl sets host_* variables AC_CANONICAL_HOST dnl use pretty build output by default AM_SILENT_RULES([yes]) dnl GStreamer versioning, this is mostly informational GST_VERSION_MAJOR=$PACKAGE_VERSION_MAJOR GST_VERSION_MINOR=$PACKAGE_VERSION_MINOR GST_VERSION_MICRO=$PACKAGE_VERSION_MICRO GST_VERSION_NANO=$PACKAGE_VERSION_NANO AC_SUBST(GST_VERSION_MAJOR) AC_SUBST(GST_VERSION_MINOR) AC_SUBST(GST_VERSION_MICRO) AC_SUBST(GST_VERSION_NANO) dnl our libraries and install dirs use GST_API_VERSION in the filename dnl to allow side-by-side installation of different API versions GST_API_VERSION=1.0 AC_SUBST(GST_API_VERSION) AC_DEFINE_UNQUOTED(GST_API_VERSION, "$GST_API_VERSION", [GStreamer API Version]) dnl CURRENT, REVISION, AGE dnl - library source changed -> increment REVISION dnl - interfaces added/removed/changed -> increment CURRENT, REVISION = 0 dnl - interfaces added -> increment AGE dnl - interfaces removed -> AGE = 0 dnl dnl Keep CURRENT as MINOR * 100 + MICRO dnl Ex : 1.0.0 => 0 dnl 1.0.3 => 3 dnl 1.1.0 => 100 dnl 1.2.5 => 205 dnl 1.10.9 (who knows) => 1009 dnl dnl sets GST_LT_LDFLAGS AS_LIBTOOL(GST, 1700, 0, 1700) dnl *** autotools stuff **** dnl allow for different autotools AS_AUTOTOOLS_ALTERNATE dnl Add parameters for aclocal (keep in sync with Makefile.am) AC_SUBST(ACLOCAL_AMFLAGS, "-I m4 -I common/m4") dnl set up gettext dnl the version check needs to stay here because autopoint greps for it AM_GNU_GETTEXT_VERSION([0.17]) AM_GNU_GETTEXT([external]) AG_GST_GETTEXT([gstreamer-$GST_API_VERSION]) dnl *** check for arguments to configure *** AG_GST_ARG_DISABLE_FATAL_WARNINGS AG_GST_ARG_ENABLE_EXTRA_CHECKS dnl subsystems - can influence other decisions so needs to be high up dnl we need to AM_CONDITIONAL them here for automake 1.6.x compatibility AG_GST_CHECK_SUBSYSTEM_DISABLE(GST_DEBUG,[debugging subsystem]) AM_CONDITIONAL(GST_DISABLE_GST_DEBUG, test "x$GST_DISABLE_GST_DEBUG" = "xyes") AG_GST_CHECK_SUBSYSTEM_DISABLE(GST_TRACER_HOOKS,[tracing subsystem hooks]) AM_CONDITIONAL(GST_DISABLE_GST_TRACER_HOOKS, test "x$GST_DISABLE_GST_TRACER_HOOKS" = "xyes") if test "x$GST_DISABLE_GST_TRACER_HOOKS" = xyes; then AC_DEFINE(GST_DISABLE_GST_TRACER_HOOKS, 1, [Define if tracing subsystem hooks is disabled]) fi AG_GST_CHECK_SUBSYSTEM_DISABLE(PARSE,[command-line parser]) AM_CONDITIONAL(GST_DISABLE_PARSE, test "x$GST_DISABLE_PARSE" = "xyes") if test "x$GST_DISABLE_PARSE" = xyes; then AC_DEFINE(GST_DISABLE_PARSE, 1, [Define if pipeline parsing code is disabled]) fi AG_GST_CHECK_SUBSYSTEM_DISABLE(OPTION_PARSING,[option parsing when gst_init]) AM_CONDITIONAL(GST_DISABLE_OPTION_PARSING, test "x$GST_DISABLE_OPTION_PARSING" = "xyes") if test "x$GST_DISABLE_OPTION_PARSING" = xyes; then AC_DEFINE(GST_DISABLE_OPTION_PARSING, 1, [Define if option parsing is disabled]) fi AG_GST_CHECK_SUBSYSTEM_DISABLE(REGISTRY,[plugin registry]) AM_CONDITIONAL(GST_DISABLE_REGISTRY, test "x$GST_DISABLE_REGISTRY" = "xyes") dnl define a substitution to use in docs/gst/gstreamer.types if test "x$GST_DISABLE_REGISTRY" = "xyes" then GST_REGISTRY_DOC_TYPES="%" else GST_REGISTRY_DOC_TYPES= fi AC_SUBST(GST_REGISTRY_DOC_TYPES) AG_GST_CHECK_SUBSYSTEM_DISABLE(PLUGIN,[plugin]) AM_CONDITIONAL(GST_DISABLE_PLUGIN, test "x$GST_DISABLE_PLUGIN" = "xyes") GST_DISABLE_CAST_CHECKS_DEFINE=0 AC_SUBST(GST_DISABLE_CAST_CHECKS_DEFINE) GST_DISABLE_GLIB_ASSERTS_DEFINE=0 AC_SUBST(GST_DISABLE_GLIB_ASSERTS_DEFINE) GST_DISABLE_GLIB_CHECKS_DEFINE=0 AC_SUBST(GST_DISABLE_GLIB_CHECKS_DEFINE) AG_GST_ARG_DEBUG AG_GST_ARG_PROFILING AG_GST_ARG_VALGRIND AG_GST_ARG_GCOV AG_GST_ARG_EXAMPLES AG_GST_ARG_WITH_PKG_CONFIG_PATH AG_GST_ARG_WITH_PACKAGE_NAME AG_GST_ARG_WITH_PACKAGE_ORIGIN AG_GST_PKG_CONFIG_PATH AG_GST_SET_PACKAGE_RELEASE_DATETIME_WITH_NANO([$PACKAGE_VERSION_NANO], ["${srcdir}/gstreamer.doap"], [$PACKAGE_VERSION_MAJOR.$PACKAGE_VERSION_MINOR.$PACKAGE_VERSION_MICRO]) # We only use this when building with MSVC, which is only done with the # alternate Meson build system files GSTCONFIG_BUILT_WITH_MSVC=0 AC_SUBST(GSTCONFIG_BUILT_WITH_MSVC) dnl check for bash completion AC_ARG_WITH([bash-completion-dir], AS_HELP_STRING([--with-bash-completion-dir[=PATH]], [Install the bash auto-completion script in this directory. @<:@default=yes@:>@]), [], [with_bash_completion_dir=yes]) if test "x$with_bash_completion_dir" = "xyes" then extra_args= if test "x$prefix" != "xNONE" then extra_args="--define-variable=prefix=\"$prefix\"" fi PKG_CHECK_MODULES([BASH_COMPLETION], [bash-completion >= 2.0], [ BASH_COMPLETION_DIR="`eval pkg-config $extra_args --variable=completionsdir bash-completion`" BASH_HELPERS_DIR="`eval pkg-config $extra_args --variable=helpersdir bash-completion`" ], [ BASH_COMPLETION_DIR="$datadir/bash-completion/completions" BASH_HELPERS_DIR="$datadir/bash-completion/helpers" ]) else BASH_COMPLETION_DIR="$with_bash_completion_dir/completions" BASH_HELPERS_DIR="$with_bash_completion_dir/helpers" fi AC_SUBST([BASH_COMPLETION_DIR]) AC_SUBST([BASH_HELPERS_DIR]) AM_CONDITIONAL([ENABLE_BASH_COMPLETION],[test "x$with_bash_completion_dir" != "xno"]) dnl If only building static libraries, define GST_STATIC_COMPILATION. This is dnl needed only on Windows, but it doesn't hurt to have it everywhere. if test x$enable_static = xyes -a x$enable_shared = xno; then GST_OBJ_STATIC_CFLAGS="-DGST_STATIC_COMPILATION" fi dnl building of tests AC_ARG_ENABLE(tests, AS_HELP_STRING([--disable-tests],[disable building test apps]), [ case "${enableval}" in yes) BUILD_TESTS=yes ;; no) BUILD_TESTS=no ;; *) AC_MSG_ERROR(bad value ${enableval} for --disable-tests) ;; esac ], [BUILD_TESTS=yes]) dnl Default value AM_CONDITIONAL(BUILD_TESTS, test "x$BUILD_TESTS" = "xyes") dnl tests known to fail AC_ARG_ENABLE(failing-tests, AS_HELP_STRING([--disable-failing-tests],[disable building tests known to fail]), [ case "${enableval}" in yes) BUILD_FAILING_TESTS=yes ;; no) BUILD_FAILING_TESTS=no ;; *) AC_MSG_ERROR(bad value ${enableval} for --disable-failing-tests) ;; esac ], [BUILD_FAILING_TESTS=no]) dnl Default value AM_CONDITIONAL(BUILD_FAILING_TESTS, test "x$BUILD_FAILING_TESTS" = "xyes") if test x$BUILD_FAILING_TESTS = xyes; then AC_MSG_WARN([building tests known to fail, use --disable-failing-tests to disable]) else AC_MSG_WARN([Sissy ! By asking to not build the tests known to fail, you hereby waive your right to customer support. If you do not agree with this EULA, please press Ctrl-C before the next line is printed. By allowing the next line to be printed, you expressly acknowledge your acceptance of this EULA.]) fi dnl building of benchmarks AC_ARG_ENABLE(benchmarks, AS_HELP_STRING([--disable-benchmarks],[disable building benchmarks apps]), [ case "${enableval}" in yes) BUILD_BENCHMARKS=yes ;; no) BUILD_BENCHMARKS=no ;; *) AC_MSG_ERROR(bad value ${enableval} for --disable-benchmarks) ;; esac ], [BUILD_BENCHMARKS=yes]) dnl Default value AM_CONDITIONAL(BUILD_BENCHMARKS, test "x$BUILD_BENCHMARKS" = "xyes") dnl building of tools AC_ARG_ENABLE(tools, AS_HELP_STRING([--disable-tools],[disable building tools]), [ case "${enableval}" in yes) BUILD_TOOLS=yes ;; no) BUILD_TOOLS=no ;; *) AC_MSG_ERROR(bad value ${enableval} for --disable-tools) ;; esac ], [BUILD_TOOLS=yes]) dnl Default value AM_CONDITIONAL(BUILD_TOOLS, test "x$BUILD_TOOLS" = "xyes") dnl poison destroyed objects AC_ARG_ENABLE(poisoning, AS_HELP_STRING([--enable-poisoning],[enable poisoning of deallocated objects]), [ case "${enableval}" in yes) USE_POISONING=yes ;; no) USE_POISONING=no ;; *) AC_MSG_ERROR(bad value ${enableval} for --enable-poisoning) ;; esac ], [USE_POISONING=$GST_GIT]) dnl Default value if test "x$USE_POISONING" = xyes; then AC_DEFINE(USE_POISONING, 1, [Define if we should poison deallocated memory]) fi dnl PTP support parts AC_MSG_CHECKING([whether PTP support can be enabled]) case "$host_os" in *android*) dnl Can't run on Android because of permissions HAVE_PTP=no ;; mingw*|pw32*|cygwin*) dnl Not ported to Windows yet HAVE_PTP=no ;; darwin*) dnl Can't run on iOS because of permissions AC_CHECK_HEADER(MobileCoreServices/MobileCoreServices.h, HAVE_PTP="no", HAVE_PTP="yes", [-]) ;; linux*|darwin*|solaris*|netbsd*|freebsd*|openbsd*|kfreebsd*|dragonfly*|gnu*) HAVE_PTP=yes ;; *) HAVE_PTP=no ;; esac AC_MSG_RESULT([$HAVE_PTP]) dnl user/group to change to in gst-ptp-helper AC_ARG_WITH([ptp-helper-setuid-user], AS_HELP_STRING([--with-ptp-helper-setuid-user],[User to switch to when installing gst-ptp-helper setuid root]), [ if test "x$withval" != "x" then AC_DEFINE_UNQUOTED(HAVE_PTP_HELPER_SETUID_USER, "$withval", [PTP helper setuid user]) fi ], [] ) dnl group/group to change to in gst-ptp-helper AC_ARG_WITH([ptp-helper-setuid-group], AS_HELP_STRING([--with-ptp-helper-setuid-group],[Group to switch to when installing gst-ptp-helper setuid root]), [ if test "x$withval" != "x" then AC_DEFINE_UNQUOTED(HAVE_PTP_HELPER_SETUID_GROUP, "$withval", [PTP helper setuid group]) fi ], [] ) AC_ARG_WITH( ptp-helper-permissions, AC_HELP_STRING( [--with-ptp-helper-permissions], [how to gain PTP permissions (none, setuid-root, capabilities, auto)]), [], [with_ptp_helper_permissions=auto]) gst_ptp_have_cap=no AG_GST_CHECK_LIBHEADER(CAP, cap, cap_init, , sys/capability.h, CAP_LIBS="-lcap" AC_SUBST(CAP_LIBS) gst_ptp_have_cap=yes) AC_PATH_PROG([SETCAP], [setcap], [no], [$PATH:/usr/bin:/bin:/usr/sbin:/sbin]) if test "x$HAVE_PTP" = "xyes"; then AC_DEFINE(HAVE_PTP, 1, [PTP support available]) AC_MSG_CHECKING([for SIOCGIFCONF, SIOCGIFFLAGS and SIOCGIFHWADDR]) AC_COMPILE_IFELSE([AC_LANG_PROGRAM( [[ #include #include ]], [[ struct ifreq ifr; struct ifconf ifc; ioctl(0, SIOCGIFCONF, &ifc); ioctl(0, SIOCGIFFLAGS, &ifr); ioctl(0, SIOCGIFHWADDR, &ifr); int dummy = ifr.ifr_hwaddr.sa_data[0]; ]])], [ AC_MSG_RESULT(yes) AC_DEFINE(HAVE_SIOCGIFCONF_SIOCGIFFLAGS_SIOCGIFHWADDR, 1, [SIOCGIFCONF, SIOCGIFFLAGS and SIOCGIFHWADDR is available]) ], [ AC_MSG_RESULT(no) ]) AC_MSG_CHECKING([for getifaddrs() and AF_LINK]) AC_COMPILE_IFELSE([AC_LANG_PROGRAM( [[ #include #include #include ]], [[ struct ifaddrs *ifaddr; getifaddrs(&ifaddr); int dummy = (ifaddr->ifa_flags & IFF_LOOPBACK) && ifaddr->ifa_addr->sa_family != AF_LINK; ]])], [ AC_MSG_RESULT(yes) AC_DEFINE(HAVE_GETIFADDRS_AF_LINK, 1, [getifaddrs() and AF_LINK is available]) ], [ AC_MSG_RESULT(no) ]) AC_MSG_CHECKING([how to install gst-ptp-helper]) if test "x$with_ptp_helper_permissions" = "xauto"; then if test "x$gst_ptp_have_cap" = "xyes" -a "x$SETCAP" != "xno"; then with_ptp_helper_permissions="capabilities" else with_ptp_helper_permissions="setuid-root" fi fi AC_MSG_RESULT([$with_ptp_helper_permissions]) case "$with_ptp_helper_permissions" in none) ;; setuid-root) AC_DEFINE(HAVE_PTP_HELPER_SETUID, 1, [Use setuid-root for permissions in PTP helper]) ;; capabilities) AC_DEFINE(HAVE_PTP_HELPER_CAPABILITIES, 1, [Use capabilities for permissions in PTP helper]) ;; *) AC_MSG_ERROR(Invalid parameter [$with_ptp_helper_permissions]) ;; esac fi AM_CONDITIONAL(HAVE_PTP, test "x$HAVE_PTP" = "xyes") AM_CONDITIONAL(HAVE_PTP_HELPER_SETUID, test "x$with_ptp_helper_permissions" = "xsetuid-root") AM_CONDITIONAL(HAVE_PTP_HELPER_CAPABILITIES, test "x$with_ptp_helper_permissions" = "xcapabilities") dnl *** checks for platform *** dnl * hardware/architecture * dnl common/m4/gst-arch.m4 dnl check CPU type AG_GST_ARCH dnl check for platform specific settings AG_GST_PLATFORM dnl * software * dnl check for large file support dnl affected plugins must include config.h AC_SYS_LARGEFILE dnl *** checks for programs *** dnl find a compiler AC_PROG_CC AC_PROG_CC_STDC dnl check if the compiler supports '-c' and '-o' options AM_PROG_CC_C_O dnl find an assembler AM_PROG_AS dnl determine if c++ is available on this system AC_PROG_CXX dnl CXX may be set to some default even if no c++ compiler is available dnl (thanks autotools!), so just try to compile some c++ code to make sure AC_LANG_PUSH([C++]) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ class Foo { int bar; };]], [[]])],[working_cxx=yes],[working_cxx=no]) AC_LANG_POP([C++]) AC_MSG_NOTICE([working c++ compiler found: $working_cxx]) AM_CONDITIONAL(HAVE_CXX, test "x$working_cxx" = "xyes") dnl Perl is used in building documentation and in the version checks AC_PATH_PROG(PERL_PATH, perl, no) if test x$PERL_PATH = xno; then AC_MSG_ERROR(Could not find perl) fi dnl we require flex and bison for building the parser if test "x$GST_DISABLE_PARSE" != xyes; then AG_GST_BISON_CHECK AG_GST_FLEX_CHECK fi AC_PATH_PROG(VALGRIND_PATH, valgrind, no) AM_CONDITIONAL(HAVE_VALGRIND, test ! "x$VALGRIND_PATH" = "xno") dnl check for gobject-introspection GOBJECT_INTROSPECTION_CHECK([1.31.1]) dnl *** checks for libraries *** dnl check for libm, for sin() LT_LIB_M AC_SUBST(LIBM) dnl *** checks for header files *** dnl check if we have ANSI C header files AC_HEADER_STDC dnl Check for ucontext.h AC_CHECK_HEADERS([ucontext.h], [], [], [AC_INCLUDES_DEFAULT]) dnl Check for sys/socket.h AC_CHECK_HEADERS([sys/socket.h], [HAVE_SYS_SOCKET_H=yes], [HAVE_SYS_SOCKET_H=no], [AC_INCLUDES_DEFAULT]) AM_CONDITIONAL(HAVE_SYS_SOCKET_H, test "x$HAVE_SYS_SOCKET_H" = "xyes") dnl check for sys/times.h for tests/examples/adapter/ AC_CHECK_HEADERS([sys/times.h], [HAVE_SYS_TIMES_H=yes], [HAVE_SYS_TIME_H=no], [AC_INCLUDES_DEFAULT]) AC_CHECK_HEADERS([unistd.h], [HAVE_UNISTD_H=yes], [HAVE_UNISTD_H=no], [AC_INCLUDES_DEFAULT]) AM_CONDITIONAL(HAVE_SYS_TIMES_H_AND_UNISTD_H, test "x$HAVE_SYS_TIMES_H" = "xyes" -a "x$HAVE_UNISTD_H" = "xyes") dnl Check for process.h for getpid() on win32 AC_CHECK_HEADERS([process.h], [], [], [AC_INCLUDES_DEFAULT]) dnl Check for sys/utsname.h for uname AC_CHECK_HEADERS([sys/utsname.h], [], [], [AC_INCLUDES_DEFAULT]) dnl Check for stdio_ext.f for __fbufsize AC_CHECK_HEADERS([stdio_ext.h], [], [], [AC_INCLUDES_DEFAULT]) dnl check for pthreads dnl without arguments AX_PTHREAD() will do AC_DEFINE(HAVE_PTHREAD) dnl which later checks use in their test code AX_PTHREAD() AM_CONDITIONAL(HAVE_PTHREAD, test "x$ax_pthread_ok" = "xyes") dnl check for sys/prctl for setting thread name on Linux AC_CHECK_HEADERS([sys/prctl.h], [], [], [AC_INCLUDES_DEFAULT]) dnl check for pthread_setname_np(const char*) dnl which is present on OS X 10.6, iOS 3.2 and above AC_MSG_CHECKING(for pthread_setname_np(const char*)) AC_LINK_IFELSE( [AC_LANG_PROGRAM( [#include ], [pthread_setname_np("example")])], [AC_MSG_RESULT(yes) AC_DEFINE(HAVE_PTHREAD_SETNAME_NP_WITHOUT_TID,1, [Have function pthread_setname_np(const char*)])], [AC_MSG_RESULT(no)]) dnl check for sys/uio.h for writev() AC_CHECK_HEADERS([sys/uio.h], [], [], [AC_INCLUDES_DEFAULT]) dnl Check for valgrind.h dnl separate from HAVE_VALGRIND because you can have the program, but not dnl the dev package AC_CHECK_HEADERS([valgrind/valgrind.h], [], [], [AC_INCLUDES_DEFAULT]) dnl used in gst/gstpoll.c AC_CHECK_HEADERS([winsock2.h], [HAVE_WINSOCK2_H=yes], [HAVE_WINSOCK2_H=no], [AC_INCLUDES_DEFAULT]) AM_CONDITIONAL(HAVE_WINSOCK2_H, test "x$HAVE_WINSOCK2_H" = "xyes") if test "x$HAVE_WINSOCK2_H" = "xyes"; then WIN32_LIBS="-lws2_32" AC_SUBST(WIN32_LIBS) fi dnl check for GMP/GSL, used by the gst_util_uint64_scale unit test only if test "x$BUILD_TESTS" = "xyes"; then AG_GST_CHECK_LIBHEADER(GMP, gmp, __gmpz_init_set_d, , gmp.h, GMP_LIBS="-lgmp" AC_SUBST(GMP_LIBS) AC_DEFINE(HAVE_GMP, [1],[Have GMP library])) AG_GST_CHECK_LIBHEADER(GSL, gsl, gsl_rng_uniform_int, -lgslcblas, gsl/gsl_rng.h, GSL_LIBS="-lgsl -lgslcblas" AC_SUBST(GSL_LIBS) AC_DEFINE(HAVE_GSL, [1],[Have GSL library])) fi dnl *** checks for types/defines *** dnl *** checks for structures *** dnl *** checks for compiler characteristics *** dnl check if the compiler supports __uint128_t (gcc) dnl Actually check for 128-bit division, since that's what we use dnl uint128_t for. AC_CACHE_CHECK(for __uint128_t, gst_cv_uint128_t, AC_LINK_IFELSE([AC_LANG_PROGRAM([[ ]], [[ static __uint128_t v1 = 100; static __uint128_t v2 = 10; static __uint128_t u; u = v1 / v2; ]])],[ gst_cv_uint128_t=yes ],[ gst_cv_uint128_t=no ]) ) if test x$gst_cv_uint128_t = xyes; then AC_DEFINE(HAVE_UINT128_T, 1, [Have __uint128_t type]) fi dnl *** checking for tm_gmtoff *** AC_MSG_CHECKING([for tm_gmtoff]) AC_RUN_IFELSE([AC_LANG_SOURCE([[ #include int main(void) { struct tm t; t.tm_gmtoff = 0; exit(0); }]])], [have_tm_gmtoff=yes AC_DEFINE(HAVE_TM_GMTOFF,1,[Have tm_gmtoff field in struct tm])], [have_tm_gmtoff=no], [have_tm_gmtoff="no (cross compiling)"]) AC_MSG_RESULT($have_tm_gmtoff) dnl *** checks for library functions *** AC_CHECK_FUNCS([strcasestr]) AC_CHECK_FUNCS([gmtime_r]) AC_CHECK_FUNCS([localtime_r]) AC_CHECK_FUNCS([sigaction]) AC_CHECK_FUNCS([getrusage]) AM_CONDITIONAL(HAVE_GETRUSAGE, test "x$ac_cv_func_getrusage" = "xyes") AC_CHECK_HEADERS([sys/resource.h]) dnl check for fseeko() AC_FUNC_FSEEKO dnl check for ftello() AC_CHECK_FUNCS([ftello]) AC_CHECK_FUNCS([fgetpos]) AC_CHECK_FUNCS([fsetpos]) dnl check for poll(), ppoll() and pselect() AC_CHECK_HEADERS([sys/poll.h], [], [], [AC_INCLUDES_DEFAULT]) AC_CHECK_HEADERS([poll.h], [], [], [AC_INCLUDES_DEFAULT]) AC_CHECK_FUNCS([poll]) AC_CHECK_FUNCS([ppoll]) AC_CHECK_FUNCS([pselect]) dnl check for socketpair() AC_CHECK_FUNC(socketpair, [], [ AC_CHECK_LIB(socket, socketpair, [ SOCKET_LIBS="-lsocket" AC_SUBST(SOCKET_LIBS) ]) ]) dnl **************************************** dnl *** GLib POLL* compatibility defines *** dnl **************************************** AC_MSG_CHECKING([for broken poll]) AC_RUN_IFELSE([AC_LANG_SOURCE([[ #include #include #ifdef HAVE_SYS_POLL_H #include #endif #ifdef HAVE_POLL_H #include #endif int main(void) { struct pollfd fds[1]; int fd; fd = open("/dev/null", 1); fds[0].fd = fd; fds[0].events = POLLIN; fds[0].revents = 0; if (poll(fds, 1, 0) < 0 || (fds[0].revents & POLLNVAL) != 0) { exit(1); /* Does not work for devices -- fail */ } exit(0); }]])], [broken_poll=no], [broken_poll=yes AC_DEFINE(BROKEN_POLL,1,[poll doesn't work on devices])], [broken_poll="no (cross compiling)"]) AC_MSG_RESULT($broken_poll) dnl check for getpagesize() AC_CHECK_FUNCS([getpagesize]) dnl Check for POSIX timers CLOCK_GETTIME_FOUND="no" AC_CHECK_FUNC(clock_gettime, [CLOCK_GETTIME_FOUND="yes"], [ AC_CHECK_LIB(rt, clock_gettime, [ CLOCK_GETTIME_FOUND="yes" LIBS="$LIBS -lrt" ], [ AC_CHECK_LIB(pthread, clock_gettime, [ CLOCK_GETTIME_FOUND="yes" LIBS="$LIBS -lpthread" ]) ]) ]) # With XCode 8, clock_gettime will be incorrectly detected as being available # regardless of what version of OS X you target because the symbol is available # in the .tbd file as a weak symbol. # See: https://bugzilla.gnome.org/show_bug.cgi?id=772451 # # We cannot simply do AC_CHECK_FUNCS with -Wl,-no_weak_imports because the # autoconf check does its own prototype declaration that doesn't trigger that # compiler flag. # # It's only starting from macOS 10.12 and iOS 10.0 that clock_gettime is # actually available, so we can unconditionally disable it for older versions. case "$host_os" in darwin*) AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ #include #include #if defined(TARGET_OS_MAC) # if MAC_OS_X_VERSION_MIN_REQUIRED < MAC_OS_X_VERSION_10_12 # error "Not compiling for OS X 10.12 or later" # endif #else # if __IPHONE_OS_VERSION_MIN_REQUIRED < __IPHONE_10_0 # error "Not compiling for iOS 10.0 or later" # endif #endif ]])], [], [ if test "$CLOCK_GETTIME_FOUND" = "yes"; then AC_MSG_NOTICE([Disabling incorrectly detected clock_gettime on OS X]) fi CLOCK_GETTIME_FOUND="no" ]) ;; esac if test "$CLOCK_GETTIME_FOUND" = "yes"; then AC_DEFINE(HAVE_CLOCK_GETTIME, 1, [Have clock_gettime]) fi AC_CACHE_CHECK(for posix timers, gst_cv_posix_timers, AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include #ifdef HAVE_UNISTD_H #include #endif ]], [[ #if !defined(_POSIX_TIMERS) || _POSIX_TIMERS < 0 || !defined(CLOCK_REALTIME) #error Either _POSIX_TIMERS or CLOCK_REALTIME not defined #endif ]])],[ gst_cv_posix_timers=yes ],[ gst_cv_posix_timers=no ]) ) if test "$gst_cv_posix_timers" = "yes"; then AC_DEFINE(HAVE_POSIX_TIMERS,1,[Have posix timers]) GST_HAVE_POSIX_TIMERS_DEFINE="#define GST_HAVE_POSIX_TIMERS 1" else GST_HAVE_POSIX_TIMERS_DEFINE="#define GST_HAVE_POSIX_TIMERS 0" fi AC_SUBST(GST_HAVE_POSIX_TIMERS_DEFINE) AM_CONDITIONAL(GST_HAVE_POSIX_TIMERS, test "$gst_cv_posix_timers" = "yes") AC_CACHE_CHECK(for monotonic clock, gst_cv_monotonic_clock, AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include #ifdef HAVE_UNISTD_H #include #endif ]], [[ #if !defined(_POSIX_MONOTONIC_CLOCK) || _POSIX_MONOTONIC_CLOCK < 0 || !defined(CLOCK_MONOTONIC) #error Either _POSIX_MONOTONIC_CLOCK or CLOCK_MONOTONIC not defined #endif ]])],[ gst_cv_monotonic_clock=yes ],[ gst_cv_monotonic_clock=no ]) ) if test "$gst_cv_monotonic_clock" = "yes"; then AC_DEFINE(HAVE_MONOTONIC_CLOCK,1,[Have a monotonic clock]) GST_HAVE_MONOTONIC_CLOCK_DEFINE="#define GST_HAVE_MONOTONIC_CLOCK 1" else GST_HAVE_MONOTONIC_CLOCK_DEFINE="#define GST_HAVE_MONOTONIC_CLOCK 0" fi AC_SUBST(GST_HAVE_MONOTONIC_CLOCK_DEFINE) AM_CONDITIONAL(GST_HAVE_MONOTONIC_CLOCK, test "$gst_cv_monotonic_clock" = "yes") dnl Check for a way to display the function name in debug output AG_GST_CHECK_FUNCTION dnl test if we have dladdr(); we use it for debugging; see gst/gstinfo.c save_cflags="$CFLAGS" CFLAGS="$CFLAGS -D_GNU_SOURCE" AC_CHECK_LIB(dl, dladdr, AC_DEFINE(HAVE_DLADDR, 1, [Defined if we have dladdr ()]) LIBS="$LIBS -ldl") CFLAGS="$save_cflags" dnl Check printf stuff if test "x${GST_DISABLE_GST_DEBUG}" != "xyes"; then AC_TYPE_LONG_LONG_INT AC_TYPE_UNSIGNED_LONG_LONG_INT if test x$ac_cv_type_long_long_int$ac_cv_type_unsigned_long_long_int = xyesyes; then AC_DEFINE([HAVE_LONG_LONG], [1], [Define to 1 if the system has the type long long]) fi dnl /usr/share/aclocal/inttypes_h.m4 - ships with gettext apparently gl_AC_HEADER_INTTYPES_H dnl /usr/share/aclocal/stdint_h.m4 - ships with gettext apparently gl_AC_HEADER_STDINT_H AC_CHECK_TYPES(ptrdiff_t) AC_TYPE_INTMAX_T AC_TYPE_SIZE_T fi dnl *** checks for dependency libraries *** dnl GLib GLIB_REQ=2.40.0 AG_GST_GLIB_CHECK([$GLIB_REQ]) dnl Check for documentation xrefs GLIB_PREFIX="`$PKG_CONFIG --variable=prefix glib-2.0`" AC_SUBST(GLIB_PREFIX) dnl GTK is optional and only used in examples HAVE_GTK=no GTK_REQ=3.10 if test "x$BUILD_EXAMPLES" = "xyes"; then PKG_CHECK_MODULES(GTK, gtk+-3.0 >= $GTK_REQ, HAVE_GTK=yes, HAVE_GTK=no) AC_SUBST(GTK_LIBS) AC_SUBST(GTK_CFLAGS) fi AM_CONDITIONAL(HAVE_GTK, test "x$HAVE_GTK" = "xyes") dnl libunwind is optionally used by the leaks tracer AC_ARG_WITH([unwind],[AS_HELP_STRING([--with-unwind=yes|no|auto],[use libunwind])], [], [with_unwind=auto]) if [ test "x${with_unwind}" != "xno" ]; then PKG_CHECK_MODULES(UNWIND, [libunwind], [ HAVE_UNWIND=yes AC_DEFINE(HAVE_UNWIND, 1, [libunwind available]) UNWIND_REQUIRE=libunwind AC_SUBST(UNWIND_REQUIRE) ], [ HAVE_UNWIND=no if [ test "x${with_unwind}" = "xyes" ]; then AC_MSG_ERROR([could not find libunwind]) fi ]) else HAVE_UNWIND=no fi dnl libdw is optionally used to add source lines and numbers to backtraces AC_ARG_WITH([dw],[AS_HELP_STRING([--with-dw=yes|no|auto],[use libdw])], [], [with_dw=auto]) if [ test "x${with_dw}" != "xno" ]; then PKG_CHECK_MODULES(DW, [libdw], [ HAVE_DW=yes AC_DEFINE(HAVE_DW, 1, [libdw available]) DW_REQUIRE=libdw AC_SUBST(DW_REQUIRE) ], [ HAVE_DW=no if [ test "x${with_dw}" = "xyes" ]; then AC_MSG_ERROR([could not find libdw]) fi ]) else HAVE_DW=no fi dnl Check for backtrace() from libc AC_CHECK_FUNC(backtrace, [ AC_CHECK_HEADERS([execinfo.h], [ AC_DEFINE(HAVE_BACKTRACE,1,[Have backtrace]) ], [], []) ]) dnl building of unit test libraries AC_ARG_ENABLE(check, AS_HELP_STRING([--disable-check],[disable building unit test libraries]), [ case "${enableval}" in yes) BUILD_CHECK=yes ;; no) BUILD_CHECK=no ;; *) AC_MSG_ERROR(bad value ${enableval} for --disable-check) ;; esac ], [ dnl Default value case $host_os in mingw* | msvc* | mks*) BUILD_CHECK=no ;; *) BUILD_CHECK=yes ;; esac ]) dnl bit of a misnomer, but keep the conditional named like this so we don't dnl have to change too much elsewhere AM_CONDITIONAL(HAVE_CHECK, test "x$BUILD_CHECK" = "xyes") dnl configure the desired memory alignment AC_ARG_WITH([memory-alignment], AS_HELP_STRING([--with-memory-alignment],[8,N,malloc,pagesize (default is 32)]), [ if test "x$withval" = "xyes" then AC_DEFINE(MEMORY_ALIGNMENT, 32, [Memory alignment to use]) else case "${withval}" in malloc) AC_DEFINE(MEMORY_ALIGNMENT_MALLOC, 1, [Memory alignment by malloc default]) ;; pagesize) AC_DEFINE(MEMORY_ALIGNMENT_PAGESIZE, 1, [Memory alignment by pagesize]) ;; *) AC_DEFINE_UNQUOTED(MEMORY_ALIGNMENT, ${withval}, [Memory alignment to use]) ;; esac fi ], [ AC_DEFINE(MEMORY_ALIGNMENT_MALLOC, 1, [Memory alignment by malloc default]) ] ) dnl Symbol visibility VISIBILITY_CFLAGS="" AS_COMPILER_FLAG([-fvisibility=hidden], [ VISIBILITY_CFLAGS="-fvisibility=hidden" AC_DEFINE(GST_API_EXPORT, [extern __attribute__ ((visibility ("default")))], [public symbol export define]) ], [ VISIBILITY_CFLAGS="" AC_DEFINE(GST_API_EXPORT, [extern], [public symbol export define]) ]) AC_SUBST(VISIBILITY_CFLAGS) dnl Check for -Bsymbolic-functions linker flag used to avoid dnl intra-library PLT jumps, if available. AC_ARG_ENABLE(Bsymbolic, [AS_HELP_STRING([--disable-Bsymbolic],[avoid linking with -Bsymbolic])],, [SAVED_LDFLAGS="${LDFLAGS}" SAVED_LIBS="${LIBS}" AC_MSG_CHECKING([for -Bsymbolic-functions linker flag]) LDFLAGS=-Wl,-Bsymbolic-functions LIBS= AC_TRY_LINK([], [return 0], AC_MSG_RESULT(yes) enable_Bsymbolic=yes, AC_MSG_RESULT(no) enable_Bsymbolic=no) LDFLAGS="${SAVED_LDFLAGS}" LIBS="${SAVED_LIBS}"]) dnl *** set variables based on configure arguments dnl set license and copyright notice GST_LICENSE="LGPL" AC_DEFINE_UNQUOTED(GST_LICENSE, "$GST_LICENSE", [GStreamer license]) AC_SUBST(GST_LICENSE) dnl define LIBDIR, GST_DATADIR so we can inform people where we live AS_AC_EXPAND(LIBDIR, $libdir) AC_DEFINE_UNQUOTED(LIBDIR, "$LIBDIR", [library dir]) AS_AC_EXPAND(DATADIR, $datadir) AC_DEFINE_UNQUOTED(GST_DATADIR, "$DATADIR", [data dir]) dnl set location of plugin directory AG_GST_SET_PLUGINDIR dnl make sure it doesn't complain about unused variables if debugging is disabled NO_WARNINGS="" if test "x${GST_DISABLE_GST_DEBUG}" = "xyes"; then NO_WARNINGS="-Wno-unused" fi dnl define an ERROR_CFLAGS Makefile variable AG_GST_SET_ERROR_CFLAGS($FATAL_WARNINGS, [-Wmissing-declarations -Wmissing-prototypes -Wredundant-decls -Wundef -Wwrite-strings -Wformat-nonliteral -Wformat-security -Wold-style-definition -Winit-self -Wmissing-include-dirs -Waddress -Waggregate-return -Wno-multichar -Wnested-externs $NO_WARNINGS]) dnl special warning flags for gst/printf AS_COMPILER_FLAG([-Wno-format-nonliteral], [PRINTF_CFLAGS="-Wno-format-nonliteral"]) AC_SUBST(PRINTF_CFLAGS) dnl disable strict aliasing AS_COMPILER_FLAG([-fno-strict-aliasing], [EXTRA_CFLAGS="-fno-strict-aliasing"]) AC_SUBST(EXTRA_CFLAGS) dnl define correct level for debugging messages AG_GST_SET_LEVEL_DEFAULT($GST_GIT) dnl *** finalize CFLAGS, LDFLAGS, LIBS dnl Overview: dnl GST_OPTION_CFLAGS: common cflags for profiling, debugging, errors, ... dnl GST_ALL_*: vars shared by all built objects dnl GST_LIB_LDFLAGS: additional linker flags for all libraries dnl GST_OBJ_*: additional vars to link to the core library dnl include GST_ALL_* dnl GST_LT_LDFLAGS: library versioning of our libraries dnl GST_PLUGIN_LDFLAGS: flags to be used for all plugins dnl GST_OPTION_CFLAGS if test "x$USE_DEBUG" = xyes; then PROFILE_CFLAGS="-g" fi AC_SUBST(PROFILE_CFLAGS) # GST_DISABLE_DEPRECATED: hide the visibility of deprecated # functionality from the API that gstreamer uses # GST_REMOVE_DEPRECATED: don't compile deprecated functionality (breaks ABI) if test "x$PACKAGE_VERSION_NANO" = "x1"; then dnl Define _only_ when compiling from git (not for pre-releases or releases) DEPRECATED_CFLAGS="-DGST_DISABLE_DEPRECATED" else DEPRECATED_CFLAGS="" fi AC_SUBST(DEPRECATED_CFLAGS) dnl every flag in GST_OPTION_CFLAGS can be overridden at make time via e.g. dnl make DEPRECATED_CFLAGS='' GST_OPTION_CFLAGS="\$(WARNING_CFLAGS) \$(DEBUG_CFLAGS) \$(PROFILE_CFLAGS) \$(GCOV_CFLAGS) \$(OPT_CFLAGS) \$(DEPRECATED_CFLAGS)" GST_OPTION_CXXFLAGS="\$(WARNING_CXXFLAGS) \$(ERROR_CXXFLAGS) \$(DEBUG_CFLAGS) \$(PROFILE_CFLAGS) \$(GCOV_CFLAGS) \$(OPT_CFLAGS) \$(DEPRECATED_CFLAGS)" GST_OPTION_CFLAGS="$GST_OPTION_CFLAGS" GST_OPTION_CXXFLAGS="$GST_OPTION_CXXFLAGS" AC_SUBST(GST_OPTION_CFLAGS) AC_SUBST(GST_OPTION_CXXFLAGS) dnl GST_ALL_* dnl vars common to for all internal objects (core libs, elements, applications) dnl CFLAGS: dnl - src and build dirs need to be added because every piece that gets built dnl will need the GStreamer source and generated headers dnl LIBS: XML doesn't need to be added because we don't explicitly use symbols dnl from LibXML except for in the core library GST_ALL_CXXFLAGS="-I\$(top_srcdir)/libs -I\$(top_srcdir) -I\$(top_builddir)/libs -I\$(top_builddir) $GLIB_CFLAGS \$(GLIB_EXTRA_CFLAGS) $EXTRA_CFLAGS \$(GST_OPTION_CXXFLAGS) \$(ERROR_CXXFLAGS)" GST_ALL_CFLAGS="-I\$(top_srcdir)/libs -I\$(top_srcdir) -I\$(top_builddir)/libs -I\$(top_builddir) $GLIB_CFLAGS \$(GLIB_EXTRA_CFLAGS) $EXTRA_CFLAGS \$(GST_OPTION_CFLAGS) \$(ERROR_CFLAGS) \$(VISIBILITY_CFLAGS)" dnl FIXME: check if LTLIBINTL is needed everywhere dnl I presume it is given that it contains the symbols that _() stuff maps to GST_ALL_LIBS="$GLIB_LIBS $LTLIBINTL \$(GCOV_LIBS)" dnl LDFLAGS really should only contain flags, not libs - they get added before dnl whatevertarget_LIBS and -L flags here affect the rest of the linking GST_ALL_LDFLAGS="-no-undefined" if test "x${enable_Bsymbolic}" = "xyes"; then GST_ALL_LDFLAGS="$GST_ALL_LDFLAGS -Wl,-Bsymbolic-functions" fi AC_SUBST(GST_ALL_CFLAGS) AC_SUBST(GST_ALL_CXXFLAGS) AC_SUBST(GST_ALL_LIBS) AC_SUBST(GST_ALL_LDFLAGS) dnl GST_LIB_LDFLAGS dnl linker flags shared by all libraries dnl LDFLAGS modifier defining exported symbols from built libraries GST_LIB_LDFLAGS="" AC_SUBST(GST_LIB_LDFLAGS) dnl GST_OBJ_* dnl default vars for all internal objects built on libgstreamer dnl includes GST_ALL_* GST_OBJ_CFLAGS="\$(GST_ALL_CFLAGS) $GST_OBJ_STATIC_CFLAGS" GST_OBJ_CXXFLAGS="\$(GST_ALL_CXXFLAGS) $GST_OBJ_STATIC_CFLAGS" GST_OBJ_LIBS="\$(top_builddir)/gst/libgstreamer-$GST_API_VERSION.la \$(GST_ALL_LIBS)" AC_SUBST(GST_OBJ_CFLAGS) AC_SUBST(GST_OBJ_CXXFLAGS) AC_SUBST(GST_OBJ_LIBS) dnl GST_PLUGIN_LDFLAGS dnl LDFLAGS for plugins; includes GST_ALL_LDFLAGS GST_PLUGIN_LDFLAGS="-module -avoid-version $GST_ALL_LDFLAGS" AC_SUBST(GST_PLUGIN_LDFLAGS, "$GST_PLUGIN_LDFLAGS") dnl plugin scanner locations AS_AC_EXPAND(GST_PLUGIN_SCANNER_INSTALLED,${libexecdir}/gstreamer-$GST_API_VERSION/gst-plugin-scanner) AC_DEFINE_UNQUOTED(GST_PLUGIN_SCANNER_INSTALLED, "$GST_PLUGIN_SCANNER_INSTALLED", [location of the installed gst-plugin-scanner]) AC_SUBST(GST_PLUGIN_SCANNER_INSTALLED) case "${libexecdir}" in *libexec) GST_PLUGIN_SCANNER_SUBDIR="libexec";; *lib) GST_PLUGIN_SCANNER_SUBDIR="lib";; *) GST_PLUGIN_SCANNER_SUBDIR=`basename ${libexecdir}`; if test -z "$GST_PLUGIN_SCANNER_SUBDIR"; then AC_MSG_WARN([Couldn't determined libexecdir suffix, using "lib"]) GST_PLUGIN_SCANNER_SUBDIR="lib"; fi ;; esac AC_DEFINE_UNQUOTED(GST_PLUGIN_SCANNER_SUBDIR, "$GST_PLUGIN_SCANNER_SUBDIR", [libexecdir path component, used to find plugin-scanner on relocatable builds on windows]) dnl completion helper locations AS_AC_EXPAND(GST_COMPLETION_HELPER_INSTALLED,${libexecdir}/gstreamer-$GST_API_VERSION/gst-completion-helper) AC_DEFINE_UNQUOTED(GST_COMPLETION_HELPER_INSTALLED, "$GST_COMPLETION_HELPER_INSTALLED", [location of the installed gst-completion-helper]) AC_SUBST(GST_COMPLETION_HELPER_INSTALLED) dnl ptp helper locations AS_AC_EXPAND(GST_PTP_HELPER_INSTALLED,${libexecdir}/gstreamer-$GST_API_VERSION/gst-ptp-helper) AC_DEFINE_UNQUOTED(GST_PTP_HELPER_INSTALLED, "$GST_PTP_HELPER_INSTALLED", [location of the installed gst-ptp-helper]) AC_SUBST(GST_PTP_HELPER_INSTALLED) dnl things for our internal libcheck (must be called even if building dnl libcheck is disabled because it defines conditionals) AG_GST_CHECK_CHECKS AC_CONFIG_FILES( Makefile data/Makefile data/bash-completion/helpers/gst gst/Makefile gst/gstconfig.h gst/gstversion.h libs/gst/helpers/libgstreamer-gdb.py gst/parse/Makefile gst/printf/Makefile libs/Makefile libs/gst/Makefile libs/gst/base/Makefile libs/gst/check/Makefile libs/gst/check/libcheck/Makefile libs/gst/check/internal-check.h:libs/gst/check/libcheck/check.h.in libs/gst/controller/Makefile libs/gst/helpers/Makefile libs/gst/net/Makefile plugins/Makefile plugins/elements/Makefile plugins/tracers/Makefile po/Makefile.in tests/Makefile tests/benchmarks/Makefile tests/check/Makefile tests/misc/Makefile tests/examples/Makefile tests/examples/adapter/Makefile tests/examples/controller/Makefile tests/examples/stepping/Makefile tests/examples/helloworld/Makefile tests/examples/memory/Makefile tests/examples/netclock/Makefile tests/examples/ptp/Makefile tests/examples/streamiddemux/Makefile tests/examples/streams/Makefile tools/Makefile common/Makefile common/m4/Makefile m4/Makefile pkgconfig/Makefile stamp.h pkgconfig/gstreamer.pc pkgconfig/gstreamer-uninstalled.pc pkgconfig/gstreamer-base.pc pkgconfig/gstreamer-base-uninstalled.pc pkgconfig/gstreamer-check.pc pkgconfig/gstreamer-check-uninstalled.pc pkgconfig/gstreamer-controller.pc pkgconfig/gstreamer-controller-uninstalled.pc pkgconfig/gstreamer-net.pc pkgconfig/gstreamer-net-uninstalled.pc ) AC_OUTPUT dnl negate for output if test "x${GST_DISABLE_GST_DEBUG}" = "xno"; then enable_gst_debug="yes"; fi if test "x${GST_DISABLE_GST_TRACER_HOOKS}" = "xno"; then enable_gst_tracer_hooks="yes"; fi if test "x${GST_DISABLE_PARSE}" = "xno"; then enable_parse="yes"; fi if test "x${GST_DISABLE_OPTION_PARSING}" = "xno"; then enable_option_parsing="yes"; fi if test "x${GST_DISABLE_PLUGIN}" = "xno"; then enable_plugin="yes"; fi if test "x${GST_DISABLE_REGISTRY}" = "xno"; then enable_registry="yes"; fi echo " Configuration Version : ${VERSION} Source code location : ${srcdir} Prefix : ${prefix} Compiler : ${CC} Package name : ${GST_PACKAGE_NAME} Package origin : ${GST_PACKAGE_ORIGIN} Debug logging : ${enable_gst_debug} Tracing subsystem hooks : ${enable_gst_tracer_hooks} Command-line parser : ${enable_parse} Option parsing in gst_init : ${enable_option_parsing} Plugin registry : ${enable_registry} Plugin support : ${enable_plugin} Static plugins : ${enable_static_plugins} Unit testing support : ${BUILD_CHECK} PTP clock support : ${HAVE_PTP} libunwind support : ${HAVE_UNWIND} libdw support : ${HAVE_DW} Debug : ${USE_DEBUG} Profiling : ${USE_PROFILING} Building benchmarks : ${BUILD_BENCHMARKS} Building examples : ${BUILD_EXAMPLES} Building test apps : ${BUILD_TESTS} Building tests that fail : ${BUILD_FAILING_TESTS} Building tools : ${BUILD_TOOLS} "