[vlc-devel] [PATCH] configure.ac: fix use of *FLAGS_save and VLC_{SAVE, RESTORE}_FLAGS
Rafaël Carré
funman at videolan.org
Sat Nov 19 14:51:05 CET 2011
You should use them like this:
- modify *FLAGS and LIBS globally
- use VLC_SAVE_FLAGS to push the variables
- modify the variables for the tests
- use VLC_RESTORE_FLAGS when you're done to pop the variables
---
configure.ac | 404 ++++++++++++++++++++++++----------------------------------
1 files changed, 168 insertions(+), 236 deletions(-)
diff --git a/configure.ac b/configure.ac
index f91b33f..077644f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -78,11 +78,6 @@ AC_C_CONST
AC_C_INLINE
AC_C_RESTRICT
-dnl
-dnl Save *FLAGS
-dnl
-VLC_SAVE_FLAGS
-
dnl Extend the --help string at the current spot.
AC_DEFUN([EXTEND_HELP_STRING], [m4_divert_once([HELP_ENABLE], [$1])])
@@ -145,20 +140,15 @@ AS_IF([test -n "${CONTRIB_DIR}"], [
AC_MSG_RESULT([${CONTRIB_DIR}])
export PATH=${CONTRIB_DIR}/bin:$PATH
CPPFLAGS="${CPPFLAGS} -I${CONTRIB_DIR}/include"
- CPPFLAGS_save="${CPPFLAGS_save} -I${CONTRIB_DIR}/include"
CFLAGS="${CFLAGS} -I${CONTRIB_DIR}/include"
- CFLAGS_save="${CFLAGS_save} -I${CONTRIB_DIR}/include"
CXXFLAGS="${CXXFLAGS} -I${CONTRIB_DIR}/include"
- CXXFLAGS_save="${CXXFLAGS_save} -I${CONTRIB_DIR}/include"
OBJCFLAGS="${OBJCFLAGS} -I${CONTRIB_DIR}/include"
- OBJCFLAGS_save="${OBJCFLAGS_save} -I${CONTRIB_DIR}/include"
AS_IF([test "$build" = "$host" -o "$PKG_CONFIG_LIBDIR"], [
export PKG_CONFIG_PATH="${CONTRIB_DIR}/lib/pkgconfig:$PKG_CONFIG_PATH"
], [
export PKG_CONFIG_LIBDIR="${CONTRIB_DIR}/lib/pkgconfig"
])
LDFLAGS="${LDFLAGS} -L${CONTRIB_DIR}/lib"
- LDFLAGS_save="${LDFLAGS_save} -L${CONTRIB_DIR}/lib"
AS_IF([test "${SYS}" = "darwin"], [
export LD_LIBRARY_PATH="${CONTRIB_DIR}/lib:$LD_LIBRARY_PATH"
@@ -189,24 +179,20 @@ case "${host_os}" in
;;
bsdi*)
SYS=bsdi
- CFLAGS_save="${CFLAGS_save} -pthread"; CFLAGS="${CFLAGS_save}"
+ CFLAGS="${CFLAGS} -pthread"
VLC_ADD_LIBS([vcd cdda vcdx],[-ldvd])
;;
*bsd*)
SYS="${host_os}"
- CFLAGS_save="${CFLAGS_save} -pthread"; CFLAGS="${CFLAGS_save}"
+ CFLAGS="${CFLAGS} -pthread"; CFLAGS="${CFLAGS}"
case "${host_os}" in
freebsd*)
- CPPFLAGS_save="${CPPFLAGS_save} -I/usr/local/include"
- CPPFLAGS="${CPPFLAGS_save}"
- LDFLAGS_save="${LDFLAGS_save} -L/usr/local/lib"
- LDFLAGS="${LDFLAGS_save}"
+ CPPFLAGS="${CPPFLAGS} -I/usr/local/include"
+ LDFLAGS="${LDFLAGS} -L/usr/local/lib"
;;
openbsd*)
- CPPFLAGS_save="${CPPFLAGS_save} -I/usr/local/include -I/usr/X11R6/include"
- CPPFLAGS="${CPPFLAGS_save}"
- LDFLAGS_save="${LDFLAGS_save} -L/usr/local/lib -L/usr/X11R6/lib/"
- LDFLAGS="${LDFLAGS_save}"
+ CPPFLAGS="${CPPFLAGS} -I/usr/local/include -I/usr/X11R6/include"
+ LDFLAGS="${LDFLAGS} -L/usr/local/lib -L/usr/X11R6/lib/"
;;
esac
;;
@@ -230,11 +216,11 @@ case "${host_os}" in
esac
SYS=darwin
- CFLAGS_save="${CFLAGS_save} -D_INTL_REDIRECT_MACROS ${ARCH_flag}"; CFLAGS="${CFLAGS_save}"
- CXXFLAGS_save="${CXXFLAGS_save} -D_INTL_REDIRECT_MACROS ${ARCH_flag}"; CXXFLAGS="${CXXFLAGS_save}"
- CPPFLAGS_save="${CPPFLAGS_save} ${ARCH_flag}"; CPPFLAGS="${CPPFLAGS_save}"
- OBJCFLAGS_save="${OBJCFLAGS_save} -D_INTL_REDIRECT_MACROS -std=gnu99 ${ARCH_flag}"; OBJCFLAGS="${OBJCFLAGS_save}"
- LDFLAGS_save="${LDFLAGS_save} -Wl,-headerpad_max_install_names ${ARCH_flag}"; LDFLAGS="${LDFLAGS_save}"
+ CFLAGS="${CFLAGS} -D_INTL_REDIRECT_MACROS ${ARCH_flag}"
+ CXXFLAGS="${CXXFLAGS} -D_INTL_REDIRECT_MACROS ${ARCH_flag}"
+ CPPFLAGS="${CPPFLAGS} ${ARCH_flag}"
+ OBJCFLAGS="${OBJCFLAGS} -D_INTL_REDIRECT_MACROS -std=gnu99 ${ARCH_flag}"
+ LDFLAGS="${LDFLAGS} -Wl,-headerpad_max_install_names ${ARCH_flag}"
VLC_ADD_LIBS([mkv mp4 motion], [-Wl,-framework,IOKit,-framework,CoreFoundation])
VLC_ADD_LIBS([libvlc vlc],[-Wl,-undefined,dynamic_lookup])
VLC_ADD_LIBS([avcodec avformat access_avio swscale postproc i420_rgb_mmx x264],[-Wl,-read_only_relocs,suppress])
@@ -306,9 +292,9 @@ case "${host_os}" in
CXX="${CXX} -mmacosx-version-min=${with_macosx_version_min}"
OBJC="${OBJC} -mmacosx-version-min=${with_macosx_version_min}"
LD="${LD} -macosx_version_min=${with_macosx_version_min}"
- CFLAGS_save="${CFLAGS_save} -DMACOSX_DEPLOYMENT_TARGET=${with_macosx_version_min}"; CFLAGS="${CFLAGS_save}"
- CXXFLAGS_save="${CXXFLAGS_save} -DMACOSX_DEPLOYMENT_TARGET=${with_macosx_version_min}"; CXXFLAGS="${CXXFLAGS_save}"
- OBJCFLAGS_save="${OBJCFLAGS_save} -DMACOSX_DEPLOYMENT_TARGET=${with_macosx_version_min}"; OBJCFLAGS="${OBJCFLAGS_save}"
+ CFLAGS="${CFLAGS} -DMACOSX_DEPLOYMENT_TARGET=${with_macosx_version_min}"
+ CXXFLAGS="${CXXFLAGS} -DMACOSX_DEPLOYMENT_TARGET=${with_macosx_version_min}"
+ OBJCFLAGS="${OBJCFLAGS} -DMACOSX_DEPLOYMENT_TARGET=${with_macosx_version_min}"
MACOSX_DEPLOYMENT_TARGET=${with_macosx_version_min}
export MACOSX_DEPLOYMENT_TARGET
fi
@@ -383,7 +369,7 @@ case "${host_os}" in
;;
*os2*)
SYS=os2
- LDFLAGS_save="${LDFLAGS_save} -Zomf -Zbin-files -Zargs-wild"; LDFLAGS="${LDFLAGS_save}"
+ LDFLAGS="${LDFLAGS} -Zomf -Zbin-files -Zargs-wild"
;;
*)
SYS="${host_os}"
@@ -480,7 +466,6 @@ AS_IF([test "${SYS}" = "mingw32" -o "${SYS}" = "mingwce"], [
])
dnl force use of mingw provided c99 *printf over msvcrt
CPPFLAGS="${CPPFLAGS} -D__USE_MINGW_ANSI_STDIO=1"
- CPPFLAGS_save="${CPPFLAGS_save} -D__USE_MINGW_ANSI_STDIO=1"
])
dnl Check for the need to include the mingwex lib for mingw32
@@ -493,25 +478,21 @@ fi
dnl Check for fnative-struct or mms-bitfields support for mingw32
if test "${SYS}" = "mingw32" ; then
+ VLC_SAVE_FLAGS
+ CFLAGS="${CFLAGS} -mms-bitfields"
+ CXXFLAGS="${CXXFLAGS} -mms-bitfields"
AC_CACHE_CHECK([if \$CC accepts -mms-bitfields],
[ac_cv_c_mms_bitfields],
- [CFLAGS="${CFLAGS_save} -mms-bitfields"
- AC_TRY_COMPILE([],,ac_cv_c_mms_bitfields=yes, ac_cv_c_mms_bitfields=no)])
- if test "${ac_cv_c_mms_bitfields}" != "no"; then
- CFLAGS_save="${CFLAGS_save} -mms-bitfields";
- CXXFLAGS_save="${CXXFLAGS_save} -mms-bitfields";
- else
+ [AC_TRY_COMPILE([],,ac_cv_c_mms_bitfields=yes, ac_cv_c_mms_bitfields=no)])
+ if test "${ac_cv_c_mms_bitfields}" = "no"; then
+ VLC_RESTORE_FLAGS
+ CFLAGS="${CFLAGS} -fnative-struct"
+ CXXFLAGS="${CXXFLAGS} -fnative-struct"
AC_CACHE_CHECK([if \$CC accepts -fnative-struct],
[ac_cv_c_fnative_struct],
- [CFLAGS="${CFLAGS_save} -fnative-struct"
- AC_TRY_COMPILE([],,ac_cv_c_fnative_struct=yes, ac_cv_c_fnative_struct=no)])
- if test "${ac_cv_c_fnative_struct}" != "no"; then
- CFLAGS_save="${CFLAGS_save} -fnative-struct";
- CXXFLAGS_save="${CXXFLAGS_save} -fnative-struct";
- fi
+ [AC_TRY_COMPILE([],,ac_cv_c_fnative_struct=yes, ac_cv_c_fnative_struct=no)])
+ "${ac_cv_c_fnative_struct}" = "no" && VLC_RESTORE_FLAGS
fi
-
- CFLAGS="${CFLAGS_save}"; CXXFLAGS="${CXXFLAGS_save}"
fi
dnl
@@ -582,7 +563,7 @@ AC_CHECK_TYPES([struct pollfd],,,
])
dnl Check for connect
-LIBS_save="$LIBS"
+VLC_SAVE_FLAGS
SOCKET_LIBS=""
AC_SEARCH_LIBS(connect, [socket], [
AS_IF([test "$ac_cv_search_connect" != "none required"], [
@@ -596,7 +577,7 @@ AC_SEARCH_LIBS(connect, [socket], [
SOCKET_LIBS="-lws2"
])
])
-LIBS="$LIBS_save"
+VLC_RESTORE_FLAGS
AS_IF([test -n "$SOCKET_LIBS"], [
VLC_ADD_LIBS([access_http access_mms access_udp access_tcp access_ftp access_rtmp access_output_udp access_output_shout sap stream_out_select stream_out_standard stream_out_rtp stream_out_raop vod_rtsp access_realrtsp rtp oldrc netsync gnutls flac ts audioscrobbler lua remoteosd zvbi audiobargraph_a netsync],[${SOCKET_LIBS}])
])
@@ -642,9 +623,9 @@ AS_IF([test "${ac_cv_struct_sockaddr_storage}" = no], [
dnl getaddrinfo, getnameinfo and gai_strerror check
dnl -lnsl and -lsocket are needed on Solaris;
dnl we purposedly make the test fail on Windows
-LIBS_save="${LIBS}"
+VLC_SAVE_FLAGS
AC_SEARCH_LIBS([getaddrinfo], [nsl],,, [${SOCKET_LIBS}])
-LIBS="${LIBS_save}"
+VLC_RESTORE_FLAGS
dnl FreeBSD has a gnugetopt library for this:
GNUGETOPT_LIBS=""
@@ -671,14 +652,14 @@ AC_CHECK_LIB(m,lrintf, [
dnl Check for dynamic plugins
LIBDL=""
have_dynamic_objects="no"
-LIBS_save="$LIBS"
+VLC_SAVE_FLAGS
AC_SEARCH_LIBS(dlopen, [dl svld], [
AS_IF([test "$ac_cv_search_dlopen" != "none required"], [
LIBDL="$ac_cv_search_dlopen"
])
have_dynamic_objects="yes"
])
-LIBS="$LIBS_save"
+VLC_RESTORE_FLAGS
# Windows
AS_IF([test "${SYS}" = "mingw32" -o "${SYS}" = "mingwce"], [
@@ -874,18 +855,19 @@ fi
esac
dnl Check for ntohl, etc.
+VLC_SAVE_FLAGS
+CFLAGS="${CFLAGS} -Wall -Werror"
AC_CACHE_CHECK([for ntohl in sys/param.h],
[ac_cv_c_ntohl_sys_param_h],
- [CFLAGS="${CFLAGS_save} -Wall -Werror"
- AC_TRY_COMPILE([#include <sys/param.h>],
+ [ AC_TRY_COMPILE([#include <sys/param.h>],
[int meuh; ntohl(meuh);],
ac_cv_c_ntohl_sys_param_h=yes, ac_cv_c_ntohl_sys_param_h=no)])
if test "${ac_cv_c_ntohl_sys_param_h}" != "no"; then
AC_DEFINE(NTOHL_IN_SYS_PARAM_H, 1, Define if <sys/param.h> defines ntohl.)
fi
+VLC_RESTORE_FLAGS
EXTEND_HELP_STRING([Optimization options:])
-VLC_RESTORE_FLAGS
dnl
dnl Compiler warnings
dnl
@@ -948,24 +930,19 @@ AS_IF([test "${enable_coverage}" != "no"], [
])
VLC_SAVE_FLAGS
-
+CFLAGS="${CFLAGS} -fvisibility=hidden"
+CXXFLAGS="${CXXFLAGS} -fvisibility=hidden"
+OBJCFLAGS="${OBJCFLAGS} -fvisibility=hidden"
AS_IF([test "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"], [
AC_CACHE_CHECK([if $CC accepts -fvisibility=hidden],
[ac_cv_c_visibility_hidden], [
- CFLAGS="${CFLAGS_save} -fvisibility=hidden"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM()], [
ac_cv_c_visibility_hidden=yes
], [
ac_cv_c_visibility_hidden=no
])
])
- AS_IF([test "${ac_cv_c_visibility_hidden}" != "no"], [
- VLC_RESTORE_FLAGS
- CFLAGS="${CFLAGS} -fvisibility=hidden"
- CXXFLAGS="${CXXFLAGS} -fvisibility=hidden"
- OBJCFLAGS="${OBJCFLAGS} -fvisibility=hidden"
- VLC_SAVE_FLAGS
- ])
+ AS_IF([test "${ac_cv_c_visibility_hidden}" = "no"], [VLC_RESTORE_FLAGS])
])
@@ -980,100 +957,87 @@ AC_ARG_ENABLE(optimizations,
dnl Check for various optimization flags
AS_IF([test "${enable_optimizations}" != "no"], [
- C_O=""
dnl -O4 and -O3 only in production builds
AS_IF([test "{enable_debug}" = "no"], [
+ VLC_SAVE_FLAGS
+ CFLAGS="${CFLAGS} -O4"
+ CXXFLAGS="${CXXFLAGS} -O4"
+ OBJCFLAGS="${OBJCFLAGS} -O4"
AC_CACHE_CHECK([if $CC accepts -O4], [ac_cv_c_o4], [
- CFLAGS="${CFLAGS_save} -O4"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM()], [
ac_cv_c_o4=yes
], [
ac_cv_c_o4=no
])
])
- AS_IF([test "${ac_cv_c_o4}" != "no"], [
- C_O="-O4"
- ], [
+ AS_IF([test "${ac_cv_c_o4}" = "no"], [
+ VLC_RESTORE_FLAGS
+ CFLAGS="${CFLAGS} -O3"
+ CXXFLAGS="${CXXFLAGS} -O3"
+ OBJCFLAGS="${OBJCFLAGS} -O3"
AC_CACHE_CHECK([if $CC accepts -O3], [ac_cv_c_o3], [
- CFLAGS="${CFLAGS_save} -O3"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM()], [
ac_cv_c_o3=yes
], [
ac_cv_c_o3=no
])
])
- AS_IF([test "${ac_cv_c_o3}" != "no"], [
- C_O="-O3"
- ])
+ AS_IF([test "${ac_cv_c_o3}" = "no"], [VLC_RESTORE_FLAGS])
])
])
- VLC_RESTORE_FLAGS
- CFLAGS="${CFLAGS} ${C_O}"
- CXXFLAGS="${CXXFLAGS} ${C_O}"
- OBJCFLAGS="${OBJCFLAGS} ${C_O}"
- VLC_SAVE_FLAGS
-
dnl Check for -ffast-math
+ VLC_SAVE_FLAGS
+ CFLAGS="${CFLAGS} -ffast-math"
+ CXXFLAGS="${CXXFLAGS} -ffast-math"
+ OBJCFLAGS="${OBJCFLAGS} -ffast-math"
AC_CACHE_CHECK([if $CC accepts -ffast-math], [ac_cv_c_fast_math], [
- CFLAGS="${CFLAGS_save} -ffast-math"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM()], [
ac_cv_c_fast_math=yes
], [
ac_cv_c_fast_math=no
])
])
- AS_IF([test "${ac_cv_c_fast_math}" != "no"], [
- VLC_RESTORE_FLAGS
- CFLAGS="${CFLAGS} -ffast-math"
- CXXFLAGS="${CXXFLAGS} -ffast-math"
- OBJCFLAGS="${OBJCFLAGS} -ffast-math"
- VLC_SAVE_FLAGS
- ])
+ AS_IF([test "${ac_cv_c_fast_math}" = "no"], [VLC_RESTORE_FLAGS])
dnl Check for -funroll-loops
+ VLC_SAVE_FLAGS
+ CFLAGS="${CFLAGS} -funroll-loops"
+ CXXFLAGS="${CXXFLAGS} -funroll-loops"
+ OBJCFLAGS="${OBJCFLAGS} -funroll-loops"
AC_CACHE_CHECK([if $CC accepts -funroll-loops], [ac_cv_c_unroll_loops], [
- CFLAGS="${CFLAGS_save} -funroll-loops"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM()], [
ac_cv_c_unroll_loops=yes
], [
ac_cv_c_unroll_loops=no
])
])
- AS_IF([test "${ac_cv_c_unroll_loops}" != "no"], [
- VLC_RESTORE_FLAGS
- CFLAGS="${CFLAGS} -funroll-loops"
- CXXFLAGS="${CXXFLAGS} -funroll-loops"
- OBJCFLAGS="${OBJCFLAGS} -funroll-loops"
- VLC_SAVE_FLAGS
- ])
+ AS_IF([test "${ac_cv_c_unroll_loops}" = "no"], [VLC_RESTORE_FLAGS])
AS_IF([test "$enable_debug" = "no"], [
dnl Check for -fomit-frame-pointer
+ VLC_SAVE_FLAGS
+ CFLAGS="${CFLAGS} -fomit-frame-pointer"
+ CXXFLAGS="${CXXFLAGS} -fomit-frame-pointer"
+ OBJCFLAGS="${OBJCFLAGS} -fomit-frame-pointer"
AC_CACHE_CHECK([if $CC accepts -fomit-frame-pointer],
[ac_cv_c_omit_frame_pointer], [
- CFLAGS="${CFLAGS_save} -fomit-frame-pointer"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM()], [
ac_cv_c_omit_frame_pointer=yes
], [
ac_cv_c_omit_frame_pointer=no
])
])
- AS_IF([test "${ac_cv_c_omit_frame_pointer}" != "no"], [
- VLC_RESTORE_FLAGS
- CFLAGS="${CFLAGS} -fomit-frame-pointer"
- CXXFLAGS="${CXXFLAGS} -fomit-frame-pointer"
- OBJCFLAGS="${OBJCFLAGS} -fomit-frame-pointer"
- VLC_SAVE_FLAGS
- ])
+ AS_IF([test "${ac_cv_c_omit_frame_pointer}" = "no"], [VLC_RESTORE_FLAGS])
])
])
dnl Check for Darwin plugin linking flags
AS_IF([test "${SYS}" = "darwin"], [
+ VLC_SAVE_FLAGS
+ CFLAGS="${CFLAGS} -bundle -undefined error"
AC_CACHE_CHECK([if $CC accepts -bundle -undefined error],
[ac_cv_ld_darwin], [
- CFLAGS="${CFLAGS_save} -bundle -undefined error"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM()], [
ac_cv_ld_darwin=yes
], [
@@ -1083,19 +1047,21 @@ AS_IF([test "${SYS}" = "darwin"], [
AS_IF([test "${ac_cv_ld_darwin}" != "no"], [
VLC_ADD_LDFLAGS([plugin],[-bundle -undefined error])
])
+ VLC_RESTORE_FLAGS
])
dnl Checks for __attribute__(aligned()) directive
+VLC_SAVE_FLAGS
+CFLAGS="${CFLAGS} -Werror"
AC_CACHE_CHECK([__attribute__ ((aligned ())) support],
[ac_cv_c_attribute_aligned],
[ac_cv_c_attribute_aligned=0
- CFLAGS="${CFLAGS_save} -Werror"
for ac_cv_c_attr_align_try in 2 4 8 16 32 64; do
AC_TRY_COMPILE([],
[static char c __attribute__ ((aligned(${ac_cv_c_attr_align_try}))) = 0; return c;],
[ac_cv_c_attribute_aligned="${ac_cv_c_attr_align_try}"])
- done
- CFLAGS="${CFLAGS_save}"])
+ done])
+VLC_RESTORE_FLAGS
if test "${ac_cv_c_attribute_aligned}" != "0"; then
AC_DEFINE_UNQUOTED([ATTRIBUTE_ALIGNED_MAX],
[${ac_cv_c_attribute_aligned}],[Maximum supported data alignment])
@@ -1170,9 +1136,9 @@ have_mmx="no"
have_mmxext="no"
AS_IF([test "${enable_mmx}" != "no"], [
ARCH="${ARCH} mmx"
-
+ VLC_SAVE_FLAGS
+ CFLAGS="${CFLAGS} -O -mmmx"
AC_CACHE_CHECK([if $CC groks MMX intrinsics], [ac_cv_c_mmx_intrinsics], [
- CFLAGS="${CFLAGS_save} -O -mmmx"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
[#include <mmintrin.h>
#include <stdint.h>
@@ -1190,15 +1156,15 @@ frobzor = (uint64_t)a;]])], [
], [
ac_cv_c_mmx_intrinsics=no
])
- CFLAGS="${CFLAGS_save}"
])
+ VLC_RESTORE_FLAGS
AS_IF([test "${ac_cv_c_mmx_intrinsics}" != "no"], [
- AC_DEFINE(HAVE_MMX_INTRINSICS, 1,
- [Define to 1 if MMX intrinsics are available.])
+ AC_DEFINE(HAVE_MMX_INTRINSICS, 1, [Define to 1 if MMX intrinsics are available.])
])
+ VLC_SAVE_FLAGS
+ CFLAGS="${CFLAGS} -mmmx"
AC_CACHE_CHECK([if $CC groks MMX inline assembly], [ac_cv_mmx_inline], [
- CFLAGS="${CFLAGS_save} -mmmx"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(,[[
void *p;
asm volatile("packuswb %%mm1,%%mm2"::"r"(p):"mm1", "mm2");
@@ -1208,17 +1174,14 @@ asm volatile("packuswb %%mm1,%%mm2"::"r"(p):"mm1", "mm2");
], [
ac_cv_mmx_inline=no
])
- CFLAGS="${CFLAGS_save}"
])
AS_IF([test "${ac_cv_mmx_inline}" != "no"], [
- AC_DEFINE(CAN_COMPILE_MMX, 1,
- [Define to 1 inline MMX assembly is available.])
+ AC_DEFINE(CAN_COMPILE_MMX, 1, [Define to 1 inline MMX assembly is available.])
have_mmx="yes"
])
AC_CACHE_CHECK([if $CC groks MMX EXT inline assembly],
[ac_cv_mmxext_inline], [
- CFLAGS="${CFLAGS_save} -mmmx"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(,[[
void *p;
asm volatile("maskmovq %%mm1,%%mm2"::"r"(p):"mm1", "mm2");
@@ -1228,11 +1191,10 @@ asm volatile("maskmovq %%mm1,%%mm2"::"r"(p):"mm1", "mm2");
], [
ac_cv_mmxext_inline=no
])
- CFLAGS="${CFLAGS_save}"
])
+ VLC_RESTORE_FLAGS
AS_IF([test "${ac_cv_mmxext_inline}" != "no"], [
- AC_DEFINE(CAN_COMPILE_MMXEXT, 1,
- [Define to 1 if MMX EXT inline assembly is available.])
+ AC_DEFINE(CAN_COMPILE_MMXEXT, 1, [Define to 1 if MMX EXT inline assembly is available.])
have_mmxext="yes"
])
])
@@ -1258,8 +1220,9 @@ have_sse2="no"
AS_IF([test "${enable_sse}" != "no"], [
ARCH="${ARCH} sse sse2"
+ VLC_SAVE_FLAGS
+ CFLAGS="${CFLAGS} -O -msse2"
AC_CACHE_CHECK([if $CC groks SSE2 intrinsics], [ac_cv_c_sse2_intrinsics], [
- CFLAGS="${CFLAGS_save} -O -msse2"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
[#include <emmintrin.h>
#include <stdint.h>
@@ -1277,15 +1240,15 @@ frobzor = (uint64_t)_mm_movepi64_pi64(a);]])], [
], [
ac_cv_c_sse2_intrinsics=no
])
- CFLAGS="${CFLAGS_save}"
-])
+ ])
+ VLC_RESTORE_FLAGS
AS_IF([test "${ac_cv_c_sse2_intrinsics}" != "no"], [
- AC_DEFINE(HAVE_SSE2_INTRINSICS, 1,
- [Define to 1 if SSE2 intrinsics are available.])
+ AC_DEFINE(HAVE_SSE2_INTRINSICS, 1, [Define to 1 if SSE2 intrinsics are available.])
])
+ VLC_SAVE_FLAGS
+ CFLAGS="${CFLAGS} -msse"
AC_CACHE_CHECK([if $CC groks SSE inline assembly], [ac_cv_sse_inline], [
- CFLAGS="${CFLAGS_save} -msse"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(,[[
void *p;
asm volatile("xorps %%xmm1,%%xmm2"::"r"(p):"xmm1", "xmm2");
@@ -1295,15 +1258,13 @@ asm volatile("xorps %%xmm1,%%xmm2"::"r"(p):"xmm1", "xmm2");
], [
ac_cv_sse_inline=no
])
- CFLAGS="${CFLAGS_save}"
])
+
AS_IF([test "${ac_cv_sse_inline}" != "no" -a "${SYS}" != "solaris"], [
- AC_DEFINE(CAN_COMPILE_SSE, 1,
- [Define to 1 if SSE inline assembly is available.])
+ AC_DEFINE(CAN_COMPILE_SSE, 1, [Define to 1 if SSE inline assembly is available.])
])
AC_CACHE_CHECK([if $CC groks SSE2 inline assembly], [ac_cv_sse2_inline], [
- CFLAGS="${CFLAGS_save} -msse"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(,[[
void *p;
asm volatile("punpckhqdq %%xmm1,%%xmm2"::"r"(p):"xmm1", "xmm2");
@@ -1313,17 +1274,14 @@ asm volatile("punpckhqdq %%xmm1,%%xmm2"::"r"(p):"xmm1", "xmm2");
], [
ac_cv_sse2_inline=no
])
- CFLAGS="${CFLAGS_save}"
])
AS_IF([test "${ac_cv_sse2_inline}" != "no" -a "${SYS}" != "solaris"], [
- AC_DEFINE(CAN_COMPILE_SSE2, 1,
- [Define to 1 if SSE2 inline assembly is available.])
+ AC_DEFINE(CAN_COMPILE_SSE2, 1, [Define to 1 if SSE2 inline assembly is available.])
have_sse2="yes"
])
# SSE3
AC_CACHE_CHECK([if $CC groks SSE3 inline assembly], [ac_cv_sse3_inline], [
- CFLAGS="${CFLAGS_save} -msse"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(,[[
void *p;
asm volatile("movsldup %%xmm1,%%xmm0"::"r"(p):"xmm0", "xmm1");
@@ -1333,14 +1291,12 @@ asm volatile("movsldup %%xmm1,%%xmm0"::"r"(p):"xmm0", "xmm1");
], [
ac_cv_sse3_inline=no
])
- CFLAGS="${CFLAGS_save}"
])
+
AS_IF([test "${ac_cv_sse3_inline}" != "no"], [
- AC_DEFINE(CAN_COMPILE_SSE3, 1,
- [Define to 1 if SSE3 inline assembly is available.]) ])
+ AC_DEFINE(CAN_COMPILE_SSE3, 1, [Define to 1 if SSE3 inline assembly is available.]) ])
# SSSE3
AC_CACHE_CHECK([if $CC groks SSSE3 inline assembly], [ac_cv_ssse3_inline], [
- CFLAGS="${CFLAGS_save} -msse"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(,[[
void *p;
asm volatile("pabsw %%xmm0,%%xmm0"::"r"(p):"xmm0");
@@ -1350,16 +1306,14 @@ asm volatile("pabsw %%xmm0,%%xmm0"::"r"(p):"xmm0");
], [
ac_cv_ssse3_inline=no
])
- CFLAGS="${CFLAGS_save}"
])
+
AS_IF([test "${ac_cv_ssse3_inline}" != "no"], [
- AC_DEFINE(CAN_COMPILE_SSSE3, 1,
- [Define to 1 if SSSE3 inline assembly is available.]) ])
+ AC_DEFINE(CAN_COMPILE_SSSE3, 1, [Define to 1 if SSSE3 inline assembly is available.]) ])
# SSE4.1
AC_CACHE_CHECK([if $CC groks SSE4.1 inline assembly],
[ac_cv_sse4_1_inline], [
- CFLAGS="${CFLAGS_save} -msse"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(,[[
void *p;
asm volatile("pmaxsb %%xmm1,%%xmm0"::"r"(p):"xmm0", "xmm1");
@@ -1369,16 +1323,14 @@ asm volatile("pmaxsb %%xmm1,%%xmm0"::"r"(p):"xmm0", "xmm1");
], [
ac_cv_sse4_1_inline=no
])
- CFLAGS="${CFLAGS_save}"
])
+
AS_IF([test "${ac_cv_sse4_1_inline}" != "no"], [
- AC_DEFINE(CAN_COMPILE_SSE4_1, 1,
- [Define to 1 if SSE4_1 inline assembly is available.]) ])
+ AC_DEFINE(CAN_COMPILE_SSE4_1, 1, [Define to 1 if SSE4_1 inline assembly is available.]) ])
# SSE4.2
AC_CACHE_CHECK([if $CC groks SSE4.2 inline assembly],
[ac_cv_sse4_2_inline], [
- CFLAGS="${CFLAGS_save} -msse"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(,[[
void *p;
asm volatile("pcmpgtq %%xmm1,%%xmm0"::"r"(p):"xmm0", "xmm1");
@@ -1388,15 +1340,13 @@ asm volatile("pcmpgtq %%xmm1,%%xmm0"::"r"(p):"xmm0", "xmm1");
], [
ac_cv_sse4_2_inline=no
])
- CFLAGS="${CFLAGS_save}"
])
+
AS_IF([test "${ac_cv_sse4_2_inline}" != "no"], [
- AC_DEFINE(CAN_COMPILE_SSE4_2, 1,
- [Define to 1 if SSE4_2 inline assembly is available.]) ])
+ AC_DEFINE(CAN_COMPILE_SSE4_2, 1, [Define to 1 if SSE4_2 inline assembly is available.]) ])
# SSE4A
AC_CACHE_CHECK([if $CC groks SSE4A inline assembly], [ac_cv_sse4a_inline], [
- CFLAGS="${CFLAGS_save} -msse"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(,[[
void *p;
asm volatile("insertq %%xmm1,%%xmm0"::"r"(p):"xmm0", "xmm1");
@@ -1406,17 +1356,17 @@ asm volatile("insertq %%xmm1,%%xmm0"::"r"(p):"xmm0", "xmm1");
], [
ac_cv_sse4a_inline=no
])
- CFLAGS="${CFLAGS_save}"
])
+ VLC_RESTORE_FLAGS
AS_IF([test "${ac_cv_sse4a_inline}" != "no"], [
- AC_DEFINE(CAN_COMPILE_SSE4A, 1,
- [Define to 1 if SSE4A inline assembly is available.]) ])
+ AC_DEFINE(CAN_COMPILE_SSE4A, 1, [Define to 1 if SSE4A inline assembly is available.]) ])
])
AM_CONDITIONAL([HAVE_SSE2], [test "$have_sse2" = "yes"])
+VLC_SAVE_FLAGS
+CFLAGS="${CFLAGS} -mmmx"
have_3dnow="no"
AC_CACHE_CHECK([if $CC groks 3D Now! inline assembly], [ac_cv_3dnow_inline], [
- CFLAGS="${CFLAGS_save} -mmmx"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(,[[
void *p;
asm volatile("pfadd %%mm1,%%mm2"::"r"(p):"mm1", "mm2");
@@ -1426,8 +1376,8 @@ asm volatile("pfadd %%mm1,%%mm2"::"r"(p):"mm1", "mm2");
], [
ac_cv_3dnow_inline=no
])
- CFLAGS="${CFLAGS_save}"
])
+VLC_RESTORE_FLAGS
AS_IF([test "${ac_cv_3dnow_inline}" != "no"], [
AC_DEFINE(CAN_COMPILE_3DNOW, 1,
[Define to 1 if 3D Now! inline assembly is available.])
@@ -1442,8 +1392,9 @@ AC_ARG_ENABLE(neon,
AS_IF([test "${host_cpu}" = "arm"], [enable_neon="yes"] ,[enable_neon="no"])
])
AS_IF([test "${enable_neon}" != "no"], [
+ VLC_SAVE_FLAGS
+ CFLAGS="${CFLAGS} -mfpu=neon"
AC_CACHE_CHECK([if $CC groks NEON inline assembly], [ac_cv_neon_inline], [
- CFLAGS="${CFLAGS_save} -mfpu=neon"
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM(,[[
asm volatile("vqmovun.s64 d0, q1":::"d0");
@@ -1454,12 +1405,11 @@ asm volatile("ssat r0, #1, r0":::"r0"); /* assume ARMv6 */
], [
ac_cv_neon_inline="no"
])
- CFLAGS="${CFLAGS_save}"
])
+ VLC_RESTORE_FLAGS
AS_IF([test "$ac_cv_neon_inline" != "no"], [
NEON_CFLAGS="$ac_cv_neon_inline"
- AC_DEFINE([CAN_COMPILE_NEON], 1,
- [Define to 1 if NEON (and ARMv6) assembly is available with NEON_CFLAGS.])
+ AC_DEFINE([CAN_COMPILE_NEON], 1, [Define to 1 if NEON (and ARMv6) assembly is available with NEON_CFLAGS.])
])
], [
ac_cv_neon_inline="no"
@@ -1477,16 +1427,17 @@ AC_ARG_ENABLE(altivec,
have_altivec="no"
AS_IF([test "${enable_altivec}" = "yes"], [
ARCH="${ARCH} altivec";
+ VLC_SAVE_FLAGS
AC_CACHE_CHECK([if $CC groks AltiVec inline assembly],
[ac_cv_altivec_inline],
- [CFLAGS="${CFLAGS_save}"
- AC_TRY_COMPILE(,[asm volatile("vperm 0,1,2,3");],
+ [AC_TRY_COMPILE(,[asm volatile("vperm 0,1,2,3");],
ac_cv_altivec_inline="yes",
- [CFLAGS="${CFLAGS_save} -Wa,-m7400"
+ [CFLAGS="${CFLAGS} -Wa,-m7400"
AC_TRY_COMPILE(,[asm volatile("vperm 0,1,2,3");],
[ac_cv_altivec_inline="-Wa,-m7400"],
ac_cv_altivec_inline=no)
])])
+ VLC_RESTORE_FLAGS
AS_IF([test "${ac_cv_altivec_inline}" != "no"], [
AC_DEFINE(CAN_COMPILE_ALTIVEC, 1,
[Define to 1 if AltiVec inline assembly is available.])
@@ -1508,32 +1459,33 @@ dnl - Linux PPC, gcc 3.4, 4.x: need <altivec.h> which requires -maltivec
dnl - Linux PPC, gcc 3.3: need <altivec.h> and -maltivec -mabi=altivec
dnl - Linux PPC, gcc 3.x: need <altivec.h> and -fvec
dnl - Others: test should fail
+ VLC_SAVE_FLAGS
AC_CACHE_CHECK([if \$CC groks AltiVec C extensions],
[ac_cv_c_altivec],
[# OS X/PPC test (gcc 4.x)
- CFLAGS="${CFLAGS_save} -mpim-altivec -force_cpusubtype_ALL"
+ CFLAGS="${CFLAGS} -mpim-altivec -force_cpusubtype_ALL"
AC_TRY_COMPILE([vector unsigned char foo;],
[vec_ld(0, (unsigned char *)0);],
[ac_cv_c_altivec="-mpim-altivec -force_cpusubtype_ALL"],
[# OS X/PPC test (gcc 3.x)
- CFLAGS="${CFLAGS_save} -faltivec"
+ CFLAGS="${CFLAGS} -faltivec"
AC_TRY_COMPILE([vector unsigned char foo;],
[vec_ld(1 * sizeof(vector float), (unsigned char *)0);],
[ac_cv_c_altivec="-faltivec"],
dnl Below this are the Linux tests
[# Linux/PPC test (gcc 4.x)
- CFLAGS="${CFLAGS_save} -maltivec"
+ CFLAGS="${CFLAGS} -maltivec"
AC_TRY_COMPILE([#include <altivec.h>],
[vec_ld(0, (unsigned char *)0);],
[ac_cv_c_altivec="-maltivec"],
[# Linux/PPC test (gcc 3.3)
- CFLAGS="${CFLAGS_save} -maltivec -mabi=altivec"
+ CFLAGS="${CFLAGS} -maltivec -mabi=altivec"
AC_TRY_COMPILE([#include <altivec.h>],
[vec_ld(0, (unsigned char *)0);],
[ac_cv_c_altivec=""
ac_cv_c_altivec_abi="-maltivec -mabi=altivec"],
[# Linux/PPC test (gcc 3.3)
- CFLAGS="${CFLAGS_save} -fvec"
+ CFLAGS="${CFLAGS} -fvec"
AC_TRY_COMPILE([#include <altivec.h>],
[vec_ld(0, (unsigned char *)0);],
[ac_cv_c_altivec="-fvec"],
@@ -1542,29 +1494,24 @@ dnl - Others: test should fail
])
])
])
- CFLAGS="${CFLAGS_save}"
- ])
- AS_IF([test "${ac_cv_c_altivec}" != "no"], [
- CPPFLAGS="${CPPFLAGS_save} ${ac_cv_c_altivec}"
])
-
- AC_CHECK_HEADERS(altivec.h)
- CPPFLAGS="${CPPFLAGS_save}"
-
+ VLC_RESTORE_FLAGS
AS_IF([test "${ac_cv_c_altivec}" != "no"], [
- AC_DEFINE(CAN_COMPILE_C_ALTIVEC, 1,
- [Define to 1 if C AltiVec extensions are available.])
+ CPPFLAGS="${CPPFLAGS} ${ac_cv_c_altivec}"
+ AC_DEFINE(CAN_COMPILE_C_ALTIVEC, 1, [Define to 1 if C AltiVec extensions are available.])
VLC_ADD_CFLAGS([libvlccore],[${ac_cv_c_altivec}])
VLC_ADD_CFLAGS([i420_yuy2_altivec memcpyaltivec deinterlace],[${ac_cv_c_altivec} ${ac_cv_c_altivec_abi}])
have_altivec="yes"
])
+ AC_CHECK_HEADERS(altivec.h)
+ VLC_SAVE_FLAGS
+ LDFLAGS="${LDFLAGS} -Wl,-framework,vecLib"
AC_CACHE_CHECK([if linker needs -framework vecLib],
[ac_cv_ld_altivec],
- [LDFLAGS="${LDFLAGS_vlc} -Wl,-framework,vecLib"
- AC_TRY_LINK([],,ac_cv_ld_altivec=yes,ac_cv_ld_altivec=no)
- LDFLAGS="${LDFLAGS_save}"
+ [AC_TRY_LINK([],,ac_cv_ld_altivec=yes,ac_cv_ld_altivec=no)
])
+ VLC_RESTORE_FLAGS
AS_IF([test "${ac_cv_ld_altivec}" != "no"], [
VLC_ADD_LIBS([libvlccore memcpyaltivec],[-Wl,-framework,vecLib])
])
@@ -1597,21 +1544,16 @@ fi
dnl NOTE: this can't be cached cleanly
AS_IF([test -n "${CFLAGS_TUNING}"], [
+ VLC_SAVE_FLAGS
+ CFLAGS="${CFLAGS} ${CFLAGS_TUNING}"
AC_MSG_CHECKING([whether $CC accepts ${CFLAGS_TUNING}])
- CFLAGS="${CFLAGS_save} ${CFLAGS_TUNING}"
AC_COMPILE_IFELSE([AC_LANG_SOURCE([])], [
- tuning="yes"
+ AC_MSG_RESULT([yes])
], [
- CFLAGS_TUNING=""; tuning="no"
- AS_IF([test "${with_tuning}"], [
- AC_MSG_ERROR([requested tuning not supported])
- ])
+ VLC_RESTORE_FLAGS
+ AC_MSG_RESULT([no])
+ AS_IF([test "${with_tuning}"], [AC_MSG_ERROR([requested tuning not supported])])
])
- CFLAGS="${CFLAGS_save}"
- AC_MSG_RESULT([$tuning])
- VLC_RESTORE_FLAGS
- CFLAGS="${CFLAGS} ${CFLAGS_TUNING}"
- VLC_SAVE_FLAGS
])
dnl
@@ -1751,7 +1693,7 @@ AC_ARG_ENABLE(live555,
[enable RTSP input through live555 (default enabled)])])
AS_IF([test "${enable_live555}" != "no" -a -n "${CXX}"], [
AC_LANG_PUSH(C++)
- CPPFLAGS_save="${CPPFLAGS}"
+ VLC_SAVE_FLAGS
AS_IF([test -z "${CONTRIB_DIR}"], [
CPPFLAGS_live555="-I/usr/include/liveMedia -I/usr/include/groupsock -I/usr/include/BasicUsageEnvironment -I/usr/include/UsageEnvironment"
], [
@@ -1831,7 +1773,7 @@ You can also disable RTSP input with --disable-live555. You were warned.])
VLC_ADD_LIBS([live555], [-lliveMedia ${other_libs}])
],[],[${other_libs}])],[${other_libs_pic}])
])
- CPPFLAGS="${CPPFLAGS_save}"
+ VLC_RESTORE_FLAGS
AC_LANG_POP(C++)
])
@@ -1985,13 +1927,14 @@ then
then
VLC_ADD_CPPFLAGS([decklink],[-I${with_decklink_sdk}/include])
fi
- CPPFLAGS="${CPPFLAGS_save} ${CPPFLAGS_decklink}"
+ VLC_SAVE_FLAGS
+ CPPFLAGS="${CPPFLAGS} ${CPPFLAGS_decklink}"
AC_LANG_PUSH(C++)
AC_CHECK_HEADERS(DeckLinkAPIDispatch.cpp, [
VLC_ADD_PLUGIN([decklink])
],[AC_MSG_WARN(Blackmagic DeckLink SDI include files not found, decklink disabled)])
AC_LANG_POP(C++)
- CPPFLAGS="${CPPFLAGS_save}"
+ VLC_RESTORE_FLAGS
fi
@@ -2114,8 +2057,6 @@ if test "${enable_screen}" != "no"; then
elif test "${SYS}" = "mingw32"; then
VLC_ADD_PLUGIN([screen])
VLC_ADD_LIBS([screen],[-lgdi32])
- elif test "${SYS}" = "mingwce"; then
- CPPFLAGS="${CPPFLAGS_save}"
fi
fi
@@ -2357,7 +2298,7 @@ AC_ARG_ENABLE(iomx,
[ --enable-iomx iomx codec module (default disabled)])
if test "${enable_iomx}" = "yes"
then
- CPPFLAGS_save="${CPPFLAGS}"
+ VLC_SAVE_FLAGS
CPPFLAGS="${CPPFLAGS} -I${srcdir}/modules/codec/omxil" # For the OMX headers
AC_LANG_PUSH([C++])
AC_CHECK_HEADER(media/stagefright/OMXClient.h, [
@@ -2368,7 +2309,7 @@ then
AC_MSG_ERROR("Could not find IOMX headers")
])
AC_LANG_POP([C++])
- CPPFLAGS="${CPPFLAGS_save}"
+ VLC_RESTORE_FLAGS
fi
dnl
@@ -2433,28 +2374,29 @@ then
AC_MSG_RESULT(yes)
VLC_ADD_CPPFLAGS([mpgatofixed32],[-I${real_mad_tree}])
VLC_ADD_LIBS([mpgatofixed32],[-L${real_mad_tree}/.libs])
- LDFLAGS="${LDFLAGS_save} ${LIBS_mpgatofixed32}"
+ VLC_SAVE_FLAGS
+ LDFLAGS="${LDFLAGS} ${LIBS_mpgatofixed32}"
AC_CHECK_LIB(mad, mad_bit_init, [
VLC_ADD_PLUGIN([mpgatofixed32])
VLC_ADD_LIBS([mpgatofixed32],[-lmad])
],[ AC_MSG_ERROR([the specified tree has not been compiled ])
],[])
- LDFLAGS="${LDFLAGS_save}"
+ VLC_RESTORE_FLAGS
else
AC_MSG_RESULT(no)
AC_MSG_ERROR([the specified tree does not have mad.h])
fi
else
- CPPFLAGS="${CPPFLAGS_save} ${CPPFLAGS_mpgatofixed32}"
- LDFLAGS="${LDFLAGS_save} ${LIBS_mpgatofixed32}"
+ VLC_SAVE_FLAGS
+ CPPFLAGS="${CPPFLAGS} ${CPPFLAGS_mpgatofixed32}"
+ LDFLAGS="${LDFLAGS} ${LIBS_mpgatofixed32}"
AC_CHECK_HEADERS(mad.h, ,
[ AC_MSG_ERROR([Could not find libmad on your system: you may get it from http://www.underbit.com/products/mad/. Alternatively you can use --disable-mad to disable the mad plugin.]) ])
AC_CHECK_LIB(mad, mad_bit_init, [
VLC_ADD_PLUGIN([mpgatofixed32])
VLC_ADD_LIBS([mpgatofixed32],[-lmad])],
[ AC_MSG_ERROR([Cannot find libmad library...]) ])
- CPPFLAGS="${CPPFLAGS_save}"
- LDFLAGS="${LDFLAGS_save}"
+ VLC_RESTORE_FLAGS
fi
fi
@@ -2464,13 +2406,13 @@ AC_ARG_ENABLE(merge-ffmpeg,
enable_merge_ffmpeg="no"
])
AM_CONDITIONAL([MERGE_FFMPEG], [test "$enable_merge_ffmpeg" != "no"])
-
+VLC_SAVE_FLAGS
+LDFLAGS="${LDFLAGS_vlc} -Wl,-Bsymbolic"
AC_CACHE_CHECK([if linker supports -Bsymbolic],
[ac_cv_ld_bsymbolic],
- [LDFLAGS="${LDFLAGS_vlc} -Wl,-Bsymbolic"
- AC_TRY_LINK([],,ac_cv_ld_bsymbolic=yes,ac_cv_ld_bsymbolic=no)
- LDFLAGS="${LDFLAGS_save}"
+ [AC_TRY_LINK([],,ac_cv_ld_bsymbolic=yes,ac_cv_ld_bsymbolic=no)
])
+VLC_RESTORE_FLAGS
dnl
dnl avcodec decoder/encoder plugin
@@ -2701,8 +2643,9 @@ then
AC_MSG_ERROR([cannot find ${real_faad_tree}/libfaad/.libs/libfaad.a, make sure you compiled libfaad in ${with_faad_tree}])
fi
else
- CPPFLAGS="${CPPFLAGS_save} ${CPPFLAGS_faad}"
- LDFLAGS="${LDFLAGS_save} ${LIBS_faad}"
+ VLC_SAVE_FLAGS
+ CPPFLAGS="${CPPFLAGS} ${CPPFLAGS_faad}"
+ LDFLAGS="${LDFLAGS} ${LIBS_faad}"
AC_CHECK_HEADERS(faad.h, ,
[ AC_MSG_ERROR([Cannot find development headers for libfaad...]) ])
AC_CHECK_LIB(faad, faacDecOpen, [
@@ -2712,8 +2655,7 @@ then
VLC_ADD_PLUGIN([faad])
VLC_ADD_LIBS([faad],[-lfaad]) ],
[ AC_MSG_ERROR([Cannot find libfaad library...]) ]))
- LDFLAGS="${LDFLAGS_save}"
- CPPFLAGS="${CPPFLAGS_save}"
+ VLC_RESTORE_FLAGS
fi
fi
@@ -2774,7 +2716,8 @@ then
AC_MSG_RESULT(yes)
VLC_ADD_CPPFLAGS([a52tofloat32],[-I${real_a52_tree}])
VLC_ADD_LIBS([a52tofloat32],[-L${real_a52_tree}/liba52/.libs])
- LDFLAGS="${LDFLAGS_save} ${LIBS_a52tofloat32}"
+ VLC_SAVE_FLAGS
+ LDFLAGS="${LDFLAGS} ${LIBS_a52tofloat32}"
AC_CHECK_LIB(a52, a52_free, [
VLC_ADD_PLUGIN([a52tofloat32])
VLC_ADD_CPPFLAGS([a52tofloat32],[-DUSE_A52DEC_TREE])
@@ -2787,7 +2730,6 @@ then
AC_MSG_ERROR([the specified tree has not been compiled])
fi
])
- LDFLAGS="${LDFLAGS_save}"
else
AC_MSG_RESULT(no)
AC_MSG_ERROR([the specified tree does not have a52.h])
@@ -2801,8 +2743,9 @@ then
LDFLAGS_test="-L${with_a52}/lib"
CPPFLAGS_test="-I${with_a52}/include"
fi
- CPPFLAGS="${CPPFLAGS_save} ${CPPFLAGS_test} ${CPPFLAGS_a52tofloat32}"
- LDFLAGS="${LDFLAGS_save} ${LDFLAGS_test} ${LIBS_a52tofloat32}"
+ VLC_SAVE_FLAGS
+ CPPFLAGS="${CPPFLAGS} ${CPPFLAGS_test} ${CPPFLAGS_a52tofloat32}"
+ LDFLAGS="${LDFLAGS} ${LDFLAGS_test} ${LIBS_a52tofloat32}"
AC_CHECK_HEADERS(a52dec/a52.h, [
AC_CHECK_LIB(a52, a52_free, [
VLC_ADD_PLUGIN([a52tofloat32])
@@ -2814,8 +2757,7 @@ then
],[
AC_MSG_ERROR([Could not find liba52 on your system: you may get it from http://liba52.sf.net/. Alternatively you can use --disable-a52 to disable the a52 plugin.])
])
- CPPFLAGS="${CPPFLAGS_save}"
- LDFLAGS="${LDFLAGS_save}"
+ VLC_RESTORE_FLAGS
fi
fi
@@ -2897,12 +2839,13 @@ AC_ARG_ENABLE(png,
[ --enable-png PNG support (default enabled)])
if test "${enable_png}" != "no"; then
AC_CHECK_HEADERS(png.h, [
- LDFLAGS="${LDFLAGS_save} -lz"
+ VLC_SAVE_FLAGS
+ LDFLAGS="${LDFLAGS} -lz"
AC_CHECK_LIB(png, png_set_rows, [
VLC_ADD_LIBS([png],[-lpng -lz -lm])
VLC_ADD_PLUGIN([png osdmenu osd_parser])],
[],[-lz])
- LDFLAGS="${LDFLAGS_save}"
+ VLC_RESTORE_FLAGS
])
fi
AM_CONDITIONAL(BUILD_OSDMENU, [test "${enable_png}" != "no"])
@@ -2941,7 +2884,6 @@ if test "${enable_x264}" != "no"; then
],[
AC_MSG_ERROR([the specified tree has not been compiled])
])
- LDFLAGS="${LDFLAGS_save}"
else
AC_MSG_RESULT(no)
AC_MSG_ERROR([the specified tree does not have x264.h])
@@ -2964,7 +2906,6 @@ if test "${enable_x264}" != "no"; then
AC_MSG_ERROR([${X264_PKG_ERRORS}: you may get it from http://www.videolan.org/x264.html])
fi
])
- LDFLAGS="${LDFLAGS_save}"
fi
fi
@@ -3400,12 +3341,10 @@ if test "${enable_directfb}" = "yes"; then
LIBS_mydirectfb=
if test "${with_directfb}" != "no" -a -n "${with_directfb}"; then
dnl Trying the given location
- CPPFLAGS_save="${CPPFLAGS}"
- LIBS_save="${LIBS}"
+ VLC_SAVE_FLAGS
CPPFLAGS_new="-I${with_directfb}/include -D_REENTRANT -D_GNU_SOURCE"
- LIBS_new="-L${with_directfb}/lib/fusion/.libs/ -L${with_directfb}/lib/direct/.libs/"
- LIBS_new="${LIBS_new} -L${with_directfb}/src/.libs/"
+ LIBS_new="-L${with_directfb}/lib/fusion/.libs/ -L${with_directfb}/lib/direct/.libs/ -L${with_directfb}/src/.libs/"
CPPFLAGS="${CPPFLAGS} ${CPPFLAGS_new}"
LIBS="${LIBS} ${LIBS_new}"
@@ -3419,9 +3358,7 @@ if test "${enable_directfb}" = "yes"; then
], have_directfb="false")
], have_directfb="false")
- dnl Restore flags
- CPPFLAGS="${CPPFLAGS_save}"
- LIBS="${LIBS_save}"
+ VLC_RESTORE_FLAGS
if test "${have_directfb}" = "true"; then
LIBS_mydirectfb="${LIBS_new} -lz $LIBDL -ldirectfb -lfusion -ldirect -lpthread"
@@ -3746,7 +3683,7 @@ AS_IF([test "${enable_qt4}" != "no"], [
ALIASES="${ALIASES} qvlc"
AC_LANG_PUSH([C++])
- CPPFLAGS_save="${CPPFLAGS}"
+ VLC_SAVE_FLAGS
AC_MSG_CHECKING([whether Qt uses X11])
CPPFLAGS="${CPPFLAGS} ${QT4_CFLAGS}"
@@ -3763,7 +3700,7 @@ AS_IF([test "${enable_qt4}" != "no"], [
AC_MSG_RESULT([no])
])
- CPPFLAGS="${CPPFLAGS_save}"
+ VLC_RESTORE_FLAGS
AC_LANG_POP([C++])
AS_IF([test "${SYS}" = "mingw32" -o "${SYS}" = "mingwce"], [
@@ -4263,12 +4200,7 @@ AC_DEFINE_UNQUOTED(VLC_COMPILER, "`$CC -v 2>&1 | tail -n 1`", [compiler])
dnl
dnl Handle substvars that use $(top_srcdir)
dnl
-CPPFLAGS_save="-I\$(top_srcdir)/include -I\$(top_builddir)/include ${CPPFLAGS_save}"
-
-dnl
-dnl Restore *FLAGS
-dnl
-VLC_RESTORE_FLAGS
+CPPFLAGS="-I\$(top_srcdir)/include -I\$(top_builddir)/include ${CPPFLAGS}"
dnl
dnl Sort the modules list
--
1.7.7.1
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