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| author | Christian Persch <chpe@cvs.gnome.org> | 2004-12-19 21:21:32 +0800 |
|---|---|---|
| committer | Christian Persch <chpe@src.gnome.org> | 2004-12-19 21:21:32 +0800 |
| commit | 3560966d1492dc788eb089116c1d077043176b1e (patch) | |
| tree | e989db41ba506fde9c7bea46a210c2ecac7c3473 /configure.ac | |
| parent | 86853c6e1768fc5e6aa86454f60d4a4b976ee290 (diff) | |
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Check for -Wdeclaration-after-statement, it's not universally available.
2004-12-19 Christian Persch <chpe@cvs.gnome.org>
* configure.ac:
Check for -Wdeclaration-after-statement, it's not universally available.
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac index 53ff7e214..1f2cd84fe 100644 --- a/configure.ac +++ b/configure.ac @@ -36,7 +36,7 @@ AM_MAINTAINER_MODE if test "x$enable_maintainer_mode" = "xyes"; then AC_DEFINE([MAINTAINER_MODE],[1],[Define to enable 'maintainer-only' behaviour]) enable_debug=yes - MORE_WARN_FLAGS="-Wdeclaration-after-statement" + MORE_WARN_FLAGS= DEPRECATION_FLAGS="-DG_DISABLE_DEPRECATED -DGDK_DISABLE_DEPRECATED -DGDK_PIXBUF_DISABLE_DEPRECATED -DGCONF_DISABLE_DEPRECATED -DGNOME_VFS_DISABLE_DEPRECATED -DBONOBO_UI_DISABLE_DEPRECATED -DBONOBO_DISABLE_DEPRECATED -DLIBGLADE_DISABLE_DEPRECATED -DPANGO_DISABLE_DEPRECATED -DGTK_DISABLE_DEPRECATED -DGNOME_DISABLE_DEPRECATED" MOZILLA_WARN_CXXFLAGS="-Wall -Wconversion -Wpointer-arith -Wcast-align -Woverloaded-virtual -Wsynth -Wno-ctor-dtor-privacy -Wno-non-virtual-dtor" fi @@ -135,6 +135,30 @@ dnl ****************** AC_CHECK_FUNCS([mkdtemp]) +dnl Check for -Wdeclaration-after-statement (since gcc 3.4) + +if test "x$enable_maintainer_mode" = "xyes"; then + + AC_LANG_PUSH([C]) + FLAGS="-Wdeclaration-after-statement" + _SAVE_AM_CFLAGS=$AM_CFLAGS + AM_CFLAGS="$AM_CFLAGS $FLAGS" + + AC_CACHE_CHECK([for compiler $FLAGS option], + ac_cv_have_declaration_after_statement, + [AC_COMPILE_IFELSE( + [AC_LANG_SOURCE([[int main () { return 0; }]])], + [ac_cv_have_declaration_after_statement="yes"], + [ac_cv_have_declaration_after_statement="no"], + [ac_cv_have_declaration_after_statement="maybe"])]) + + if test "x$ac_cv_have_declaration_after_statement" = "xyes"; then + MORE_WARN_FLAGS="$MORE_WARN_FLAGS $FLAGS" + fi + AM_CFLAGS="$_SAVE_AM_CFLAGS" + AC_LANG_POP([C]) +fi + dnl ****************** dnl Mozilla name check dnl ****************** @@ -494,6 +518,7 @@ AM_CXXFLAGS="$AM_CXXFLAGS $WARN_CXXFLAGS $MOZILLA_WARN_CXXFLAGS" AC_SUBST([AM_CPPFLAGS]) AC_SUBST([AM_CFLAGS]) AC_SUBST([AM_CXXFLAGS]) +AC_SUBST([AM_LDFLAGS]) dnl ******************************* dnl Internationalization |