ibc++abi: mark visibility

Mark functions and types with the appropriate visibility.  This is particularly
useful for environments which explicitly indicate origin of functions (Windows).
This aids in generating libc++abi as a DSO which exposes only the public
interfaces.

git-svn-id: https://llvm.org/svn/llvm-project/libcxxabi/trunk@254691 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 8 insertions, 6 deletions

diff --git a/src/cxa_guard.cpp b/src/cxa_guard.cpp
index 041797c..72e868f 100644
--- a/src/cxa_guard.cpp
+++ b/src/cxa_guard.cpp
@@ -7,6 +7,8 @@
 //
 //===----------------------------------------------------------------------===//
 
+#include "__cxxabi_config.h"
+
 #include "abort_message.h"
 #include "config.h"
 
@@ -167,22 +169,22 @@ extern "C"
 {
 
 #if LIBCXXABI_HAS_NO_THREADS
-int __cxa_guard_acquire(guard_type *guard_object) {
+_LIBCXXABI_FUNC_VIS int __cxa_guard_acquire(guard_type *guard_object) {
     return !is_initialized(guard_object);
 }
 
-void __cxa_guard_release(guard_type *guard_object) {
+_LIBCXXABI_FUNC_VIS void __cxa_guard_release(guard_type *guard_object) {
     *guard_object = 0;
     set_initialized(guard_object);
 }
 
-void __cxa_guard_abort(guard_type *guard_object) {
+_LIBCXXABI_FUNC_VIS void __cxa_guard_abort(guard_type *guard_object) {
     *guard_object = 0;
 }
 
 #else // !LIBCXXABI_HAS_NO_THREADS
 
-int __cxa_guard_acquire(guard_type *guard_object) {
+_LIBCXXABI_FUNC_VIS int __cxa_guard_acquire(guard_type *guard_object) {
     char* initialized = (char*)guard_object;
     if (pthread_mutex_lock(&guard_mut))
         abort_message("__cxa_guard_acquire failed to acquire mutex");
@@ -223,7 +225,7 @@ int __cxa_guard_acquire(guard_type *guard_object) {
     return result;
 }
 
-void __cxa_guard_release(guard_type *guard_object) {
+_LIBCXXABI_FUNC_VIS void __cxa_guard_release(guard_type *guard_object) {
     if (pthread_mutex_lock(&guard_mut))
         abort_message("__cxa_guard_release failed to acquire mutex");
     *guard_object = 0;
@@ -234,7 +236,7 @@ void __cxa_guard_release(guard_type *guard_object) {
         abort_message("__cxa_guard_release failed to broadcast condition variable");
 }
 
-void __cxa_guard_abort(guard_type *guard_object) {
+_LIBCXXABI_FUNC_VIS void __cxa_guard_abort(guard_type *guard_object) {
     if (pthread_mutex_lock(&guard_mut))
         abort_message("__cxa_guard_abort failed to acquire mutex");
     *guard_object = 0;