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Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 282 |
1 files changed, 282 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac new file mode 100644 index 0000000..fd30dba --- /dev/null +++ b/configure.ac @@ -0,0 +1,282 @@ +AC_PREREQ(2.60) + +dnl please read gstreamer/docs/random/autotools before changing this file + +dnl initialize autoconf +dnl releases only do -Wall, git and prerelease does -Werror too +dnl use a three digit version number for releases, and four for git/prerelease +AC_INIT(GStreamer OpenMAX Plug-ins, 0.10.0.1, + http://bugzilla.gnome.org/enter_bug.cgi?product=GStreamer, + gst-omx) + +AG_GST_INIT + +dnl initialize automake +AM_INIT_AUTOMAKE([-Wno-portability 1.10]) + +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([omx/gstomx.c]) + +dnl define the output header for config +AM_CONFIG_HEADER([config.h]) + +dnl AM_MAINTAINER_MODE only provides the option to configure to enable it +AM_MAINTAINER_MODE + +dnl sets host_* variables +AC_CANONICAL_HOST + +dnl use pretty build output with automake >= 1.11 +m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])], + [AM_DEFAULT_VERBOSITY=1 + AC_SUBST(AM_DEFAULT_VERBOSITY)]) + +dnl our libraries and install dirs use major.minor as a version +GST_MAJORMINOR=$PACKAGE_VERSION_MAJOR.$PACKAGE_VERSION_MINOR +dnl we override it here if we need to for the release candidate of new series +GST_MAJORMINOR=0.10 +AC_SUBST(GST_MAJORMINOR) + +AG_GST_LIBTOOL_PREPARE + +dnl FIXME: this macro doesn't actually work; +dnl the generated libtool script has no support for the listed tags. +dnl So this needs to be fixed first if we want to use this +dnl AS_LIBTOOL_TAGS + +AC_LIBTOOL_WIN32_DLL +AM_PROG_LIBTOOL + +dnl *** required versions of GStreamer stuff *** +GST_REQ=0.10.34 + +dnl *** autotools stuff **** + +dnl allow for different autotools +AS_AUTOTOOLS_ALTERNATE + +dnl Add parameters for aclocal +AC_SUBST(ACLOCAL_AMFLAGS, "-I m4 -I common/m4") + +dnl *** check for arguments to configure *** + +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_ARG_WITH_PLUGINS + +AG_GST_ARG_ENABLE_EXPERIMENTAL + +dnl *** checks for platform *** + +dnl * hardware/architecture * + +dnl common/m4/gst-arch.m4 +dnl check CPU type +AG_GST_ARCH + +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 + +AC_PATH_PROG(VALGRIND_PATH, valgrind, no) +AM_CONDITIONAL(HAVE_VALGRIND, test ! "x$VALGRIND_PATH" = "xno") + +dnl check for documentation tools +GTK_DOC_CHECK([1.3]) +AS_PATH_PYTHON([2.1]) +AG_GST_PLUGIN_DOCS([1.3],[2.1]) + +dnl *** checks for libraries *** + +dnl libm, for sin() etc. +AC_CHECK_LIBM +AC_SUBST(LIBM) + +dnl *** checks for header files *** + +dnl check if we have ANSI C header files +AC_HEADER_STDC + +AX_CREATE_STDINT_H + +dnl *** checks for functions *** + +dnl *** checks for types/defines *** + +dnl *** checks for structures *** + +dnl *** checks for compiler characteristics *** + +dnl *** checks for library functions *** + +dnl Check for a way to display the function name in debug output +AG_GST_CHECK_FUNCTION + +dnl *** checks for dependency libraries *** + +dnl GLib is required +AG_GST_GLIB_CHECK([2.24]) + +dnl checks for gstreamer +dnl uninstalled is selected preferentially -- see pkg-config(1) +AG_GST_CHECK_GST($GST_MAJORMINOR, [$GST_REQ], yes) +AG_GST_CHECK_GST_BASE($GST_MAJORMINOR, [$GST_REQ], yes) +AG_GST_CHECK_GST_CONTROLLER($GST_MAJORMINOR, [$GST_REQ], yes) +AG_GST_CHECK_GST_CHECK($GST_MAJORMINOR, [$GST_REQ], no) +AM_CONDITIONAL(HAVE_GST_CHECK, test "x$HAVE_GST_CHECK" = "xyes") + +dnl Check for documentation xrefs +GLIB_PREFIX="`$PKG_CONFIG --variable=prefix glib-2.0`" +GST_PREFIX="`$PKG_CONFIG --variable=prefix gstreamer-$GST_MAJORMINOR`" +AC_SUBST(GLIB_PREFIX) +AC_SUBST(GST_PREFIX) + +dnl Check for -Bsymbolic-functions linker flag used to avoid +dnl intra-library PLT jumps, if available. +AC_ARG_ENABLE(Bsymbolic, + [AC_HELP_STRING([--disable-Bsymbolic], + [avoid linking with -Bsymbolic])],, + [SAVED_LDFLAGS="${LDFLAGS}" + AC_MSG_CHECKING([for -Bsymbolic-functions linker flag]) + LDFLAGS=-Wl,-Bsymbolic-functions + AC_TRY_LINK([], [int main (void) { return 0; }], + AC_MSG_RESULT(yes) + enable_Bsymbolic=yes, + AC_MSG_RESULT(no) + enable_Bsymbolic=no) + LDFLAGS="${SAVED_LDFLAGS}"]) + +dnl *** set variables based on configure arguments *** + +dnl set license and copyright notice +GST_LICENSE="LGPL" +AC_DEFINE_UNQUOTED(GST_LICENSE, "$GST_LICENSE", [GStreamer license]) +AC_SUBST(GST_LICENSE) + +dnl set location of plugin directory +AG_GST_SET_PLUGINDIR + +dnl set release date/time +AG_GST_SET_PACKAGE_RELEASE_DATETIME_WITH_NANO([$PACKAGE_VERSION_NANO], + ["${srcdir}/gst-plugins-base.doap"], + [$PACKAGE_VERSION_MAJOR.$PACKAGE_VERSION_MINOR.$PACKAGE_VERSION_MICRO]) + +dnl define an ERROR_CFLAGS Makefile variable +AG_GST_SET_ERROR_CFLAGS($GST_GIT, [ + -Wmissing-declarations -Wmissing-prototypes -Wredundant-decls -Wundef + -Wwrite-strings -Wformat-nonliteral -Wformat-security -Wformat-nonliteral + -Winit-self -Wmissing-include-dirs -Waddress -Waggregate-return + -Wno-multichar -Wnested-externs ]) + +dnl define correct level for debugging messages +AG_GST_SET_LEVEL_DEFAULT($GST_GIT) + +dnl used in examples +AG_GST_DEFAULT_ELEMENTS + +dnl *** plug-ins to include *** + +dnl these are all the gst plug-ins, compilable without additional libs +AG_GST_CHECK_PLUGIN(omx) + +dnl check for gstreamer core features (subsystems) +dnl FIXME: this assumes srcdir == builddir for uninstalled setups +GST_CONFIGPATH=`$PKG_CONFIG --variable=includedir gstreamer-0.10`"/gst/gstconfig.h" +AG_GST_PARSE_SUBSYSTEM_DISABLES($GST_CONFIGPATH) +AM_CONDITIONAL(USE_XML, test $GST_DISABLE_XML != "1") + +dnl *** finalize CFLAGS, LDFLAGS, LIBS + +dnl Overview: +dnl GST_OPTION_CFLAGS: common flags for profiling, debugging, errors, ... +dnl GST_*: flags shared by built objects to link against GStreamer +dnl GST_PLUGINS_BASE_CFLAGS: to link internally against the plugins base libs +dnl (compare to other modules) or for i18n +dnl GST_ALL_LDFLAGS: linker flags shared by all +dnl GST_LIB_LDFLAGS: additional linker flags for all libaries +dnl GST_LT_LDFLAGS: library versioning of our libraries +dnl GST_PLUGIN_LDFLAGS: flags to be used for all plugins + +dnl GST_OPTION_CFLAGS +if test "x$USE_DEBUG" = xyes; then + PROFILE_CFLAGS="-g" +fi +AC_SUBST(PROFILE_CFLAGS) + +if test "x$PACKAGE_VERSION_NANO" = "x1"; then + dnl Define _only_ when compiling a git version (not pre-releases or releases) + DEPRECATED_CFLAGS="-DGST_DISABLE_DEPRECATED" +else + DEPRECATED_CFLAGS="" +fi +AC_SUBST(DEPRECATED_CFLAGS) + +dnl every flag in GST_OPTION_CFLAGS and GST_OPTION_CXXFLAGS can be overridden +dnl at make time with e.g. make ERROR_CFLAGS="" +GST_OPTION_CFLAGS="\$(WARNING_CFLAGS) \$(ERROR_CFLAGS) \$(DEBUG_CFLAGS) \$(PROFILE_CFLAGS) \$(GCOV_CFLAGS) \$(OPT_CFLAGS) \$(DEPRECATED_CFLAGS)" +AC_SUBST(GST_OPTION_CFLAGS) + +dnl GST_PLUGINS_BASE_CFLAGS +dnl prefer internal headers to already installed ones +dnl also add builddir include for enumtypes and marshal +GST_OMX_CFLAGS="" +AC_SUBST(GST_OMX_CFLAGS) + +dnl FIXME: do we want to rename to GST_ALL_* ? +dnl add GST_OPTION_CFLAGS, but overridable +GST_CFLAGS="$GLIB_CFLAGS $GST_CFLAGS $GLIB_EXTRA_CFLAGS \$(GST_OPTION_CFLAGS)" +AC_SUBST(GST_CFLAGS) +dnl add GCOV libs because libtool strips -fprofile-arcs -ftest-coverage +GST_LIBS="$GST_LIBS \$(GCOV_LIBS)" +AC_SUBST(GST_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_LDFLAGS) + +dnl this 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_PLUGIN_LDFLAGS="-module -avoid-version -export-symbols-regex '^[_]*gst_plugin_desc.*' $GST_ALL_LDFLAGS" +AC_SUBST(GST_PLUGIN_LDFLAGS) + +dnl *** output files *** + +AC_CONFIG_FILES( +Makefile +omx/Makefile +common/Makefile +common/m4/Makefile +) + +AC_OUTPUT + |