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configure: Add OBJC specific compiler flags

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See bug #643939.
This commit is contained in:
Sebastian Dröge 2012-05-30 11:24:06 +02:00
parent 8adceb9808
commit df5f39658f
2 changed files with 31 additions and 8 deletions
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35
configure.ac
View file

@ -114,7 +114,7 @@ AC_PROG_CXX
dnl determine if c++ is available on this system
AC_CHECK_PROG(HAVE_CXX, $CXX, yes, no)
AS_PROG_OBJC
AC_PROG_OBJC
dnl check if the compiler supports '-c' and '-o' options
AM_PROG_CC_C_O
@ -283,11 +283,22 @@ AG_GST_CHECK_GST_DEBUG_DISABLED([NO_WARNINGS="-Wno-unused"], [NO_WARNINGS=""])
dnl define an ERROR_CFLAGS Makefile variable
dnl -Waggregate-return - libexif returns aggregates
dnl -Wundef - Windows headers check _MSC_VER unconditionally
AG_GST_SET_ERROR_CFLAGS($FATAL_WARNINGS, [
-Wmissing-declarations -Wmissing-prototypes -Wredundant-decls
-Wwrite-strings -Wformat-security -Wold-style-definition
-Winit-self -Wmissing-include-dirs -Waddress -Wno-multichar
-Wnested-externs $NO_WARNINGS])
if test "x$HAVE_APPLE_MEDIA" != "xyes"; then
AG_GST_SET_ERROR_CFLAGS($FATAL_WARNINGS, [
-Wmissing-declarations -Wmissing-prototypes -Wredundant-decls
-Wwrite-strings -Wformat-security -Wold-style-definition
-Winit-self -Wmissing-include-dirs -Waddress -Wno-multichar
-Wnested-externs $NO_WARNINGS])
else
dnl work-around for us passing GST_CFLAGS to the ObjC-compiler, which
dnl doesn't understand all warning flags that the C compiler knows about
dnl (e.g. -Waddress) or causes problems with some flags (-Waggregate-return)
AG_GST_SET_ERROR_CFLAGS($FATAL_WARNINGS, [
-Wmissing-declarations -Wmissing-prototypes -Wredundant-decls
-Wwrite-strings -Wformat-security -Wold-style-definition
-Winit-self -Wmissing-include-dirs -Wno-multichar
-Wnested-externs $NO_WARNINGS])
fi
dnl define an ERROR_CXXFLAGS Makefile variable
AG_GST_SET_ERROR_CXXFLAGS($FATAL_WARNINGS, [
@ -295,6 +306,12 @@ AG_GST_SET_ERROR_CXXFLAGS($FATAL_WARNINGS, [
-Wwrite-strings -Wformat-nonliteral -Wformat-security
-Winit-self -Wmissing-include-dirs -Waddress -Wno-multichar $NO_WARNINGS])
dnl define an ERROR_OBJCFLAGS Makefile variable
AG_GST_SET_ERROR_OBJCFLAGS($FATAL_WARNINGS, [
-Wmissing-declarations -Wredundant-decls
-Wwrite-strings -Wformat-nonliteral -Wformat-security
-Winit-self -Wmissing-include-dirs -Wno-multichar $NO_WARNINGS])
dnl define correct level for debugging messages
AG_GST_SET_LEVEL_DEFAULT($GST_GIT)
@ -1953,8 +1970,10 @@ 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)"
GST_OPTION_CXXFLAGS="\$(WARNING_CXXFLAGS) \$(ERROR_CXXFLAGS) \$(DEBUG_CFLAGS) \$(PROFILE_CFLAGS) \$(GCOV_CFLAGS) \$(OPT_CFLAGS) \$(DEPRECATED_CFLAGS)"
GST_OPTION_OBJCFLAGS="\$(WARNING_OBJCFLAGS) \$(ERROR_OBJCFLAGS) \$(DEBUG_CFLAGS) \$(PROFILE_CFLAGS) \$(GCOV_CFLAGS) \$(OPT_CFLAGS) \$(DEPRECATED_CFLAGS)"
AC_SUBST(GST_OPTION_CFLAGS)
AC_SUBST(GST_OPTION_CXXFLAGS)
AC_SUBST(GST_OPTION_OBJCFLAGS)
dnl FIXME: do we want to rename to GST_ALL_* ?
dnl prefer internal headers to already installed ones
@ -1962,14 +1981,18 @@ dnl also add builddir include for enumtypes and marshal
dnl add GST_OPTION_CFLAGS, but overridable
GST_CFLAGS="$GST_CFLAGS -DGST_USE_UNSTABLE_API"
GST_CXXFLAGS="$GST_CFLAGS $GLIB_EXTRA_CFLAGS \$(GST_OPTION_CXXFLAGS)"
GST_OBJCFLAGS="$GST_CFLAGS $GLIB_EXTRA_CFLAGS \$(GST_OPTION_OBJCFLAGS)"
GST_CFLAGS="$GST_CFLAGS $GLIB_EXTRA_CFLAGS \$(GST_OPTION_CFLAGS)"
AC_SUBST(GST_CFLAGS)
AC_SUBST(GST_CXXFLAGS)
AC_SUBST(GST_OBJCFLAGS)
AC_SUBST(GST_LIBS)
GST_PLUGINS_BAD_CXXFLAGS="-I\$(top_srcdir)/gst-libs -I\$(top_builddir)/gst-libs"
GST_PLUGINS_BAD_OBJCFLAGS="-I\$(top_srcdir)/gst-libs -I\$(top_builddir)/gst-libs"
GST_PLUGINS_BAD_CFLAGS="-I\$(top_srcdir)/gst-libs -I\$(top_builddir)/gst-libs"
AC_SUBST(GST_PLUGINS_BAD_CFLAGS)
AC_SUBST(GST_PLUGINS_BAD_CXXFLAGS)
AC_SUBST(GST_PLUGINS_BAD_OBJCFLAGS)
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

4
sys/applemedia/Makefile.am
View file

@ -13,12 +13,12 @@ libgstapplemedia_la_SOURCES = \
dynapi.c
libgstapplemedia_la_CFLAGS = \
$(GST_CFLAGS) \
$(GST_OBJCFLAGS) \
$(GST_BASE_CFLAGS) \
$(GST_PLUGINS_BASE_CFLAGS)
libgstapplemedia_la_OBJCFLAGS = \
$(GST_CFLAGS) \
$(GST_OBJCFLAGS) \
$(GST_BASE_CFLAGS) \
$(GST_PLUGINS_BASE_CFLAGS)