Revert "Revert "Merge remote-tracking branch 'origin/sandbox/mniesluchow/upstream_2_1...

[platform/upstream/atk.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 8ec04bd..4124d01 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -16,7 +16,7 @@ dnl set ATK_BINARY_AGE _and_ ATK_INTERFACE_AGE to 0.
 
 dnl The triplet 
 m4_define([atk_major_version], [2])
-m4_define([atk_minor_version], [12])
+m4_define([atk_minor_version], [16])
 m4_define([atk_micro_version], [0])
 m4_define([atk_version],
           [atk_major_version.atk_minor_version.atk_micro_version])
@@ -229,6 +229,36 @@ if test x"$PYTHON" = xyes; then
 fi
 AM_PATH_PYTHON(2.5,,PYTHON="/usr/bin/env python2.5")
 
+# 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)
+
 AC_CONFIG_FILES([
 Makefile
 atk.pc
@@ -241,6 +271,8 @@ build/Makefile
 build/win32/Makefile
 build/win32/vs9/Makefile
 build/win32/vs10/Makefile
+build/win32/vs11/Makefile
+build/win32/vs12/Makefile
 docs/Makefile
 docs/version.xml
 atk.spec