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authorAki <please@ignore.pl>2021-09-29 22:52:49 +0200
committerAki <please@ignore.pl>2021-09-29 22:52:49 +0200
commit760f65d35df281b04d99843958623d99ab35dcaf (patch)
tree76f6f05695822256bbf8097fa0aa6b5d2a34369b /vorbis/m4/add_cflags.m4
parentbdb934044a10bcccdea4ae5e9b067a2e764e0e7f (diff)
parent74f4b1bc3b627ba4c7e03498234d88cacdfbe97b (diff)
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Merge commit '74f4b1bc3b627ba4c7e03498234d88cacdfbe97b' as 'vorbis'
Diffstat (limited to 'vorbis/m4/add_cflags.m4')
-rw-r--r--vorbis/m4/add_cflags.m415
1 files changed, 15 insertions, 0 deletions
diff --git a/vorbis/m4/add_cflags.m4 b/vorbis/m4/add_cflags.m4
new file mode 100644
index 0000000..eeb6efd
--- /dev/null
+++ b/vorbis/m4/add_cflags.m4
@@ -0,0 +1,15 @@
+dnl @synopsis AC_ADD_CFLAGS
+dnl
+dnl Add the given option to CFLAGS, if it doesn't break the compiler
+
+AC_DEFUN([AC_ADD_CFLAGS],
+[AC_MSG_CHECKING([if $CC accepts $1])
+ ac_add_cflags__old_cflags="$CFLAGS"
+ CFLAGS="$CFLAGS $1"
+ AC_TRY_LINK([#include <stdio.h>],
+ [puts("Hello, World!"); return 0;],
+ AC_MSG_RESULT([yes]),
+ AC_MSG_RESULT([no])
+ CFLAGS="$ac_add_cflags__old_cflags")
+ ])
+])# AC_ADD_CFLAGS