-# Check for the visibility flags
-ATK_HIDDEN_VISIBILITY_CFLAGS=""
-case "$host" in
- *-*-mingw*)
- dnl on mingw32 we do -fvisibility=hidden and __declspec(dllexport)
- AC_DEFINE([_ATK_EXTERN], [__attribute__((visibility("default"))) __declspec(dllexport) extern],
- [defines how to decorate public symbols while building])
- CFLAGS="${CFLAGS} -fvisibility=hidden"
- ;;
- *)
- dnl on other compilers, check if we can do -fvisibility=hidden
- SAVED_CFLAGS="${CFLAGS}"
- CFLAGS="-fvisibility=hidden"
- AC_MSG_CHECKING([for -fvisibility=hidden compiler flag])
- AC_TRY_COMPILE([], [int main (void) { return 0; }],
- AC_MSG_RESULT(yes)
- enable_fvisibility_hidden=yes,
- AC_MSG_RESULT(no)
- enable_fvisibility_hidden=no)
- CFLAGS="${SAVED_CFLAGS}"
-
- AS_IF([test "${enable_fvisibility_hidden}" = "yes"], [
- AC_DEFINE([_ATK_EXTERN], [__attribute__((visibility("default"))) extern],
- [defines how to decorate public symbols while building])
- ATK_HIDDEN_VISIBILITY_CFLAGS="-fvisibility=hidden"
- ])
- ;;
-esac
-AC_SUBST(ATK_HIDDEN_VISIBILITY_CFLAGS)
-
-GNOME_COMPILE_WARNINGS([maximum])
-