Implement apr_threadkey_private destructors on WIN32

instead silently ignoring them.

git-svn-id: http://svn.apache.org/repos/asf/apr/apr/trunk@434327 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 58 insertions, 0 deletions

diff --git a/misc/win32/start.c b/misc/win32/start.c
index e15bf5d83..cab9da55e 100644
--- a/misc/win32/start.c
+++ b/misc/win32/start.c
@@ -18,11 +18,13 @@
 #include "apr_general.h"
 #include "apr_pools.h"
 #include "apr_signal.h"
+#include "apr_hash.h"
 #include "ShellAPI.h"
 
 #include "apr_arch_misc.h"       /* for WSAHighByte / WSALowByte */
 #include "wchar.h"
 #include "apr_arch_file_io.h"
+#include "apr_arch_threadproc.h"
 #include "assert.h"
 
 /* This symbol is _private_, although it must be exported.
@@ -187,6 +189,11 @@ APR_DECLARE(apr_status_t) apr_initialize(void)
 
     apr_pool_tag(pool, "apr_initialize");
 
+#if defined(APR_DECLARE_EXPORT)
+    /* Initialize threadpriv table */
+    apr_tls_threadkeys = apr_hash_make(pool);
+#endif
+
     iVersionRequested = MAKEWORD(WSAHighByte, WSALowByte);
     err = WSAStartup((WORD) iVersionRequested, &wsaData);
     if (err) {
@@ -203,12 +210,63 @@ APR_DECLARE(apr_status_t) apr_initialize(void)
     return APR_SUCCESS;
 }
 
+#if defined(APR_DECLARE_EXPORT)
+typedef (apr_thredkey_destfn_t)(void *data);
+
+static void threadkey_terminate()
+{
+    apr_hash_index_t *hi = apr_hash_first(NULL, apr_tls_threadkeys);
+
+    for (; hi != NULL; hi = apr_hash_next(hi)) {
+        LPDWORD key;
+        apr_hash_this(hi, &key, NULL, NULL);
+        TlsFree(*key);
+    }
+}
+
+static void threadkey_detach()
+{
+    apr_hash_index_t *hi = apr_hash_first(NULL, apr_tls_threadkeys);
+
+    for (; hi != NULL; hi = apr_hash_next(hi)) {
+        apr_thredkey_destfn_t *dest = NULL;
+        LPDWORD key;
+        void *data;
+        apr_hash_this(hi, &key, NULL, (void **)&dest);
+        data = TlsGetValue(*key);
+        (*dest)(data);
+    }
+}
+
+BOOL APIENTRY DllMain(HINSTANCE instance,
+                      DWORD  reason_for_call,
+                      LPVOID lpReserved)
+{
+    switch (reason_for_call) {
+        case DLL_PROCESS_ATTACH:
+        break;
+        case DLL_THREAD_ATTACH:
+        break;
+        case DLL_THREAD_DETACH:
+            threadkey_detach();
+        break;
+        case DLL_PROCESS_DETACH:
+        break;
+    }
+    return TRUE;
+}
+
+#endif /* APR_DECLARE_EXPORT */
+
 APR_DECLARE_NONSTD(void) apr_terminate(void)
 {
     initialized--;
     if (initialized) {
         return;
     }
+#if defined(APR_DECLARE_EXPORT)
+    threadkey_terminate();
+#endif
     apr_pool_terminate();
 
     WSACleanup();