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author | Havoc Pennington <hp@src.gnome.org> | 1998-10-17 18:07:57 +0000 |
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committer | Havoc Pennington <hp@src.gnome.org> | 1998-10-17 18:07:57 +0000 |
commit | ac5b6b0931cc5829b1f96ffeaff1aa6277c4d701 (patch) | |
tree | 8d9c1cbd523ba38a0c81cbb1d0493e87a2f6dfa7 | |
parent | b388b91037ad4ef35f8385ac553e5abd95f0fe7f (diff) | |
download | gnome-common-ac5b6b0931cc5829b1f96ffeaff1aa6277c4d701.tar.gz |
Simple-minded copy of GNOME_COMPILE_WARNINGS that sets CXXFLAGS
(GNOME_CXX_WARNINGS)
svn path=/trunk/; revision=447
-rw-r--r-- | macros/compiler-flags.m4 | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/macros/compiler-flags.m4 b/macros/compiler-flags.m4 index 1a5cd8c..51ff70f 100644 --- a/macros/compiler-flags.m4 +++ b/macros/compiler-flags.m4 @@ -45,3 +45,44 @@ AC_DEFUN([GNOME_COMPILE_WARNINGS],[ AC_MSG_RESULT($complCFLAGS) CFLAGS="$CFLAGS $warnCFLAGS $complCFLAGS" ]) + +dnl For C++, do basically the same thing. + +AC_DEFUN([GNOME_CXX_WARNINGS],[ + AC_ARG_ENABLE(cxx-warnings, + [ --enable-cxx-warnings=[no/minimum/yes] Turn on compiler warnings.],,enable_cxx_warnings=minimum) + + AC_MSG_CHECKING(what warning flags to pass to the C++ compiler) + warnCXXFLAGS= + if test "x$enable_cxx_warnings" != "xno"; then + if test "x$GCC" = "xyes"; then + case " $CXXFLAGS " in + *[\ \ ]-Wall[\ \ ]*) ;; + *) warnCXXFLAGS="-Wall -Wno-unused" ;; + esac + + ## -W is not all that useful. And it cannot be controlled + ## with individual -Wno-xxx flags, unlike -Wall + if test "x$enable_cxx_warnings" = "xyes"; then + warnCXXFLAGS="$warnCXXFLAGS -Wmissing-prototypes -Wmissing-declarations -Wpointer-arith" + fi + fi + fi + AC_MSG_RESULT($warnCXXFLAGS) + + AC_MSG_CHECKING(what language compliance flags to pass to the C compiler) + complCFLAGS= + if test "x$GCC" = "xyes"; then + case " $CXXFLAGS " in + *[\ \ ]-ansi[\ \ ]*) ;; + *) complCXXFLAGS="$complCXXFLAGS -ansi" ;; + esac + + case " $CXXFLAGS " in + *[\ \ ]-pedantic[\ \ ]*) ;; + *) complCXXFLAGS="$complCXXFLAGS -pedantic" ;; + esac + fi + AC_MSG_RESULT($complCXXFLAGS) + CXXFLAGS="$CXXFLAGS $warnCXXFLAGS $complCXXFLAGS" +]) |