remove useless gnu89 compiler flag, some configure tweaking

CVS patchset: 5257
CVS date: 2003/08/07 09:26:53

12 files changed, 21 insertions, 32 deletions

diff --git a/configure.ac b/configure.ac
index cbcba6cb9..70a381b5a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -949,11 +949,6 @@ if test "$GCC" = yes; then
     AC_TRY_CFLAGS("-fno-rename-registers", W32_NO_OPTIMIZE="$W32_NO_OPTIMIZE -fno-rename-registers",)
     AC_SUBST(W32_NO_OPTIMIZE)
     dnl
-    dnl C standard
-    dnl
-    ANSI_FLAGS="-std=gnu89"
-    AC_SUBST(ANSI_FLAGS)
-    dnl
     dnl Multipass compilation
     dnl
     AC_TRY_CFLAGS("-fprofile-arcs", PASS1_CFLAGS="$PASS1_CFLAGS -fprofile_arcs",)
@@ -964,7 +959,15 @@ if test "$GCC" = yes; then
     dnl Warnings
     dnl
     CFLAGS="$CFLAGS -Wchar-subscripts -Wmissing-declarations -Wmissing-prototypes"
-    CFLAGS="$CFLAGS -Wnested-externs -Wpointer-arith -Wcast-align"
+    CFLAGS="$CFLAGS -Wnested-externs -Wcast-align"
+    dnl some combinations of gcc+glibc produce useless warnings on memset
+    dnl when compiling with -Wpointer-arith, so we check for this first
+    AC_MSG_CHECKING(for sane -Wpointer-arith)
+    SAVE_CFLAGS="$CFLAGS"
+    CFLAGS="$CFLAGS -Wpointer-arith -Werror"
+    AC_TRY_COMPILE([#include <string.h>],[int a; memset(&a, 0, sizeof(int));],
+	[AC_MSG_RESULT(yes); CFLAGS="$SAVE_CFLAGS -Wpointer-arith"],
+	[AC_MSG_RESULT(no);  CFLAGS="$SAVE_CFLAGS"]);
 fi
 
 dnl Flags not supported by all *cc* variants
@@ -1613,6 +1616,9 @@ dnl post plugins
 echo " * post effect plugins:"
 echo "  * planar video effects:"
 echo "   - invert          - expand"
+echo "   - eq              - eq2"
+echo "   - boxblur         - denoise3d"
+echo "   - unsharp         - tvtime"
 echo "  * SFX:"
 echo "   - goom            - oscope"
 echo "   - fftscope        - mosaico"
diff --git a/src/demuxers/Makefile.am b/src/demuxers/Makefile.am
index ec1943f22..ad95694d2 100644
--- a/src/demuxers/Makefile.am
+++ b/src/demuxers/Makefile.am
@@ -1,6 +1,6 @@
 include $(top_srcdir)/misc/Makefile.common
 
-AM_CFLAGS = $(THEORA_CFLAGS) $(OGG_CFLAGS) $(SPEEX_CFLAGS) @ANSI_FLAGS@
+AM_CFLAGS = $(THEORA_CFLAGS) $(OGG_CFLAGS) $(SPEEX_CFLAGS)
 
 libdir = $(XINE_PLUGINDIR)
 
diff --git a/src/input/Makefile.am b/src/input/Makefile.am
index 4ddd75e28..282dfd52c 100644
--- a/src/input/Makefile.am
+++ b/src/input/Makefile.am
@@ -33,15 +33,14 @@ endif
 
 # For DVD
 if HAVE_DVDNAV
-DVD_CFLAGS = -D_FILE_OFFSET_BITS=64 -D_LARGEFILE64_SOURCE $(DVDNAV_CFLAGS)
+DVD_CFLAGS = $(DVDNAV_CFLAGS)
 link_dvdnav = $(DVDNAV_LIBS)
 else
-DVD_CFLAGS = -D_FILE_OFFSET_BITS=64 -D_LARGEFILE64_SOURCE \
-  -I$(top_srcdir)/src/input/libdvdnav/
+DVD_CFLAGS = -I$(top_srcdir)/src/input/libdvdnav/
 link_dvdnav = libdvdnav/libdvdnav.la
 endif
 
-AM_CFLAGS = $(GNOME_VFS_CFLAGS) $(DVD_CFLAGS) $(ALSA_CFLAGS) @ANSI_FLAGS@
+AM_CFLAGS = -D_LARGEFILE64_SOURCE $(GNOME_VFS_CFLAGS) $(ALSA_CFLAGS) $(DVD_CFLAGS)
 
 lib_LTLIBRARIES = \
 	xineplug_inp_file.la \
diff --git a/src/input/libdvdnav/Makefile.am b/src/input/libdvdnav/Makefile.am
index 1641151e4..f48c7a3f9 100644
--- a/src/input/libdvdnav/Makefile.am
+++ b/src/input/libdvdnav/Makefile.am
@@ -1,9 +1,6 @@
 include $(top_srcdir)/misc/Makefile.common
 
-DVD_CFLAGS = -D_FILE_OFFSET_BITS=64 -D_LARGEFILE64_SOURCE
-
-AM_CPPFLAGS = -DDVDNAV_COMPILE
-AM_CFLAGS = $(DVD_CFLAGS) @ANSI_FLAGS@
+AM_CPPFLAGS = -D_LARGEFILE64_SOURCE -DDVDNAV_COMPILE
 
 noinst_LTLIBRARIES = libdvdnav.la
 
diff --git a/src/input/libreal/Makefile.am b/src/input/libreal/Makefile.am
index dd5fb5993..8dd4a9258 100644
--- a/src/input/libreal/Makefile.am
+++ b/src/input/libreal/Makefile.am
@@ -1,8 +1,6 @@
 include $(top_srcdir)/misc/Makefile.common
 
-REAL_CFLAGS = -D_FILE_OFFSET_BITS=64 -D_LARGEFILE64_SOURCE -I$(srcdir)/../librtsp
-
-AM_CFLAGS = $(REAL_CFLAGS) @ANSI_FLAGS@
+AM_CPPFLAGS = -D_LARGEFILE64_SOURCE -I$(srcdir)/../librtsp
 
 noinst_LTLIBRARIES = libreal.la
 
diff --git a/src/input/librtsp/Makefile.am b/src/input/librtsp/Makefile.am
index 29c38db20..096d47182 100644
--- a/src/input/librtsp/Makefile.am
+++ b/src/input/librtsp/Makefile.am
@@ -1,8 +1,6 @@
 include $(top_srcdir)/misc/Makefile.common
 
-RTSP_CFLAGS = -D_FILE_OFFSET_BITS=64 -D_LARGEFILE64_SOURCE -I$(srcdir)/../libreal
-
-AM_CFLAGS = $(RTSP_CFLAGS) @ANSI_FLAGS@
+AM_CPPFLAGS = -D_LARGEFILE64_SOURCE -I$(srcdir)/../libreal
 
 noinst_LTLIBRARIES = librtsp.la
 
diff --git a/src/libmpeg2new/libmpeg2/Makefile.am b/src/libmpeg2new/libmpeg2/Makefile.am
index 3ba2d6542..b834c7df5 100644
--- a/src/libmpeg2new/libmpeg2/Makefile.am
+++ b/src/libmpeg2new/libmpeg2/Makefile.am
@@ -1,8 +1,5 @@
 include $(top_srcdir)/misc/Makefile.common
 
-
-AM_CFLAGS = @ANSI_FLAGS@
-
 noinst_LTLIBRARIES = libmpeg2.la libmpeg2arch.la
 
 libmpeg2_la_SOURCES = alloc.c header.c decode.c slice.c motion_comp.c idct.c \
diff --git a/src/post/mosaico/Makefile.am b/src/post/mosaico/Makefile.am
index e110215ac..835723364 100644
--- a/src/post/mosaico/Makefile.am
+++ b/src/post/mosaico/Makefile.am
@@ -1,7 +1,5 @@
 include $(top_srcdir)/misc/Makefile.common
 
-AM_CFLAGS = @ANSI_FLAGS@
-
 libdir = $(XINE_PLUGINDIR)/post
 
 lib_LTLIBRARIES = xineplug_post_mosaico.la xineplug_post_switch.la
diff --git a/src/post/planar/Makefile.am b/src/post/planar/Makefile.am
index 4a4db3af4..d50b43d97 100644
--- a/src/post/planar/Makefile.am
+++ b/src/post/planar/Makefile.am
@@ -1,7 +1,5 @@
 include $(top_srcdir)/misc/Makefile.common
 
-AM_CFLAGS = @ANSI_FLAGS@
-
 libdir = $(XINE_PLUGINDIR)/post
 
 lib_LTLIBRARIES = xineplug_post_planar.la
diff --git a/src/post/visualizations/Makefile.am b/src/post/visualizations/Makefile.am
index 318ce7ef7..1e046d093 100644
--- a/src/post/visualizations/Makefile.am
+++ b/src/post/visualizations/Makefile.am
@@ -2,8 +2,6 @@ include $(top_srcdir)/misc/Makefile.common
 
 EXTRA_DIST = fooviz.c
 
-AM_CFLAGS = @ANSI_FLAGS@
-
 libdir = $(XINE_PLUGINDIR)/post
 
 lib_LTLIBRARIES = xineplug_post_visualizations.la
diff --git a/src/xine-engine/Makefile.am b/src/xine-engine/Makefile.am
index 62fa0ad8a..d82c3811a 100644
--- a/src/xine-engine/Makefile.am
+++ b/src/xine-engine/Makefile.am
@@ -2,7 +2,7 @@ include $(top_srcdir)/misc/Makefile.common
 
 SUBDIRS = nvtv
 
-AM_CFLAGS = $(THREAD_CFLAGS) $(X_CFLAGS) $(FT2_CFLAGS) @ANSI_FLAGS@
+AM_CFLAGS = $(THREAD_CFLAGS) $(X_CFLAGS) $(FT2_CFLAGS)
 
 lib_LTLIBRARIES = libxine.la
 
diff --git a/src/xine-utils/Makefile.am b/src/xine-utils/Makefile.am
index d20c9d39b..6174f882d 100644
--- a/src/xine-utils/Makefile.am
+++ b/src/xine-utils/Makefile.am
@@ -12,7 +12,7 @@ if HAVE_XV_STATIC
 xv_libs = $(XV_LIB)
 endif
 
-AM_CFLAGS = $(THREAD_CFLAGS) $(X_CFLAGS) @ANSI_FLAGS@
+AM_CFLAGS = $(THREAD_CFLAGS) $(X_CFLAGS)
 
 libxineutils_la_SOURCES = $(pppc_files) \
 	cpu_accel.c \