rename 'common' directory to 'm4' (because really, forget doxygen.mk)

[catta] / common / gcc_visibility.m4

diff --git a/common/gcc_visibility.m4 b/common/gcc_visibility.m4
deleted file mode 100644 (file)
index 6b5a89d..0000000
--- a/common/gcc_visibility.m4
+++ /dev/null
@@ -1,36 +0,0 @@
-dnl @synopsis CHECK_VISIBILITY([ACTION-IF-FOUND[, ACTION-IF-NOT-FOUND]])
-dnl
-dnl @summary check for the gcc -fvisibility flag
-dnl
-
-AC_DEFUN([CHECK_VISIBILITY_HIDDEN], [
-  save_CFLAGS="$CFLAGS"
-  VISIBILITY_HIDDEN_CFLAGS=""
-  OPTION=-fvisibility=hidden
-
-  AC_MSG_CHECKING(for gcc $OPTION support)
-
-  CFLAGS="$CFLAGS $OPTION"
-
-  AC_TRY_COMPILE([
-      int default_vis __attribute__ ((visibility("default")));
-      int hidden_vis __attribute__ ((visibility("hidden")));
-    ],
-    [],
-    ac_visibility_supported=yes,
-    ac_visibility_supported=no)
-  AC_MSG_RESULT($ac_visibility_supported)
-
-  if test x"$ac_visibility_supported" = xyes; then
-    ifelse([$1],,AC_DEFINE(HAVE_GCC_VISIBILITY,1,[Define if you have gcc -fvisibility=hidden support ]),[$1])
-    VISIBILITY_HIDDEN_CFLAGS="$OPTION -DHAVE_VISIBILITY_HIDDEN"
-    AC_DEFINE(HAVE_VISIBILITY_HIDDEN,[],[Support for visibility hidden])
-  else
-    $2
-    :
-  fi
-
-  AC_SUBST(VISIBILITY_HIDDEN_CFLAGS)
-
-  CFLAGS="$save_CFLAGS"
-])