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| author | Simon McVittie <simon.mcvittie@collabora.co.uk> | 2010-04-19 19:29:29 +0100 |
|---|---|---|
| committer | Simon McVittie <simon.mcvittie@collabora.co.uk> | 2010-04-21 14:56:05 +0100 |
| commit | 5f0033ca301c9dcf57603cee1e54aa64035c4a50 (patch) | |
| tree | 4c65e574763289724b1bb315c3162979678c24ad /m4/tp-compiler-flag.m4 | |
| parent | 6bf9b9a1642da4f47b69b44ec165beb1df712253 (diff) | |
| download | telepathy-logger-5f0033ca301c9dcf57603cee1e54aa64035c4a50.tar.gz | |
Use telepathy-glib's macro to wrap desired and undesired compiler warnings
Diffstat (limited to 'm4/tp-compiler-flag.m4')
| -rw-r--r-- | m4/tp-compiler-flag.m4 | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/m4/tp-compiler-flag.m4 b/m4/tp-compiler-flag.m4 new file mode 100644 index 0000000..fc05e9e --- /dev/null +++ b/m4/tp-compiler-flag.m4 @@ -0,0 +1,36 @@ +dnl A version of AS_COMPILER_FLAG that supports both C and C++. +dnl Based on: + +dnl as-compiler-flag.m4 0.1.0 +dnl autostars m4 macro for detection of compiler flags +dnl David Schleef <ds@schleef.org> +dnl $Id: as-compiler-flag.m4,v 1.1 2005/06/18 18:02:46 burgerman Exp $ + +dnl TP_COMPILER_FLAG(CFLAGS, ACTION-IF-ACCEPTED, [ACTION-IF-NOT-ACCEPTED]) +dnl Tries to compile with the given CFLAGS and CXXFLAGS. +dnl +dnl Runs ACTION-IF-ACCEPTED if the compiler for the currently selected +dnl AC_LANG can compile with the flags, and ACTION-IF-NOT-ACCEPTED otherwise. + +AC_DEFUN([TP_COMPILER_FLAG], +[ + AC_MSG_CHECKING([to see if compiler understands $1]) + + save_CFLAGS="$CFLAGS" + save_CXXFLAGS="$CXXFLAGS" + CFLAGS="$CFLAGS $1" + CXXFLAGS="$CXXFLAGS $1" + + AC_TRY_COMPILE([ ], [], [flag_ok=yes], [flag_ok=no]) + CFLAGS="$save_CFLAGS" + CXXFLAGS="$save_CXXFLAGS" + + if test "X$flag_ok" = Xyes ; then + $2 + true + else + $3 + true + fi + AC_MSG_RESULT([$flag_ok]) +]) |