-dnl Turn on the additional warnings last, so -Werror doesn't affect other tests.
-dnl stolen from nautilus and gnome-common
-
-AC_ARG_ENABLE(more-warnings,
-[ --enable-more-warnings Maximum compiler warnings],
-set_more_warnings="$enableval",[
-if test -f $srcdir/autogen.sh; then
- is_cvs_version=true
- set_more_warnings=yes
-else
- set_more_warnings=no
-fi
-])
-AC_MSG_CHECKING(for more warnings, including -Werror)
-if test "$GCC" = "yes" -a "$set_more_warnings" != "no"; then
- AC_MSG_RESULT([yes, using gcc])
- CFLAGS="\
- -Wall \
- -Wchar-subscripts -Wmissing-declarations -Wmissing-prototypes \
- -Wnested-externs -Wpointer-arith \
- -Wcast-align -Wsign-compare \
- -Werror \
- $CFLAGS"
-
-dnl case " $CFLAGS " in
-dnl *[\ \ ]-ansi[\ \ ]*) ;;
-dnl *) CFLAGS="$CFLAGS -ansi" ;;
-dnl esac
-dnl case " $CFLAGS " in
-dnl *[\ \ ]-pedantic[\ \ ]*) ;;
-dnl *) CFLAGS="$CFLAGS -pedantic" ;;
-dnl esac
-
- for option in -Wno-strict-aliasing -Wno-sign-compare; do
- SAVE_CFLAGS="$CFLAGS"
- CFLAGS="$CFLAGS $option"
- AC_MSG_CHECKING([whether gcc understands $option])
- AC_TRY_COMPILE([], [],
- has_option=yes,
- has_option=no,)
- if test $has_option = no; then
- CFLAGS="$SAVE_CFLAGS"
- fi
- AC_MSG_RESULT($has_option)
- unset has_option
- unset SAVE_CFLAGS
- done
- unset option
-else
- AC_MSG_RESULT(no)
-fi
-
-AC_OUTPUT([