Add error logging to native Win32 heap support.

FossilOrigin-Name: 7fca5a284cded6d7531060da6e99a57aed50cf8f

Makefile.msc

@@ -52,6 +52,7 @@ TCC = $(TCC) -D_CRT_SECURE_NO_DEPRECATE -D_CRT_SECURE_NO_WARNINGS
 # Use native Win32 heap.
 #
 TCC = $(TCC) -DSQLITE_WIN32_MALLOC=1
+# TCC = $(TCC) -DSQLITE_WIN32_MALLOC_VALIDATE=1
 
 # The locations of the Tcl header and library files.  Also, the library that
 # non-stubs enabled programs using Tcl must link against.  These variables

manifest

@@ -1,9 +1,9 @@
-C Experimental\swork\sto\sallow\sSQLite\sto\suse\sthe\snative\sWin32\sheap\sAPI.
-D 2011-08-24T16:13:57.329
+C Add\serror\slogging\sto\snative\sWin32\sheap\ssupport.
+D 2011-08-24T17:42:22.399
 F Makefile.arm-wince-mingw32ce-gcc d6df77f1f48d690bd73162294bbba7f59507c72f
 F Makefile.in 8c930e7b493d59099ea1304bd0f2aed152eb3315
 F Makefile.linux-gcc 91d710bdc4998cb015f39edf3cb314ec4f4d7e23
-F Makefile.msc 8ebd89ed4493641a9e2316a941d776e2bcc5ad39
+F Makefile.msc baf6b7037a8e0838387f8bfc9baacfcc57dc5902
 F Makefile.vxworks c85ec1d8597fe2f7bc225af12ac1666e21379151
 F README cd04a36fbc7ea56932a4052d7d0b7f09f27c33d6
 F VERSION f724de7326e87b7f3b0a55f16ef4b4d993680d54
@@ -166,7 +166,7 @@ F src/os.h 9dbed8c2b9c1f2f2ebabc09e49829d4777c26bf9
 F src/os_common.h 65a897143b64667d23ed329a7984b9b405accb58
 F src/os_os2.c 4a75888ba3dfc820ad5e8177025972d74d7f2440
 F src/os_unix.c 81341980c52a44106b10c1e28a0d5c5247476452
-F src/os_win.c a9950bf0f32753418ab6f74417aebd432bde2383
+F src/os_win.c f9958ef76430472cd3b43ec45643949b2876daa4
 F src/pager.c 120550e7ef01dafaa2cbb4a0528c0d87c8f12b41
 F src/pager.h 3f8c783de1d4706b40b1ac15b64f5f896bcc78d1
 F src/parse.y 12b7ebd61ea54f0e1b1083ff69cc2c8ce9353d58
@@ -961,10 +961,7 @@ F tool/symbols.sh caaf6ccc7300fd43353318b44524853e222557d5
 F tool/tostr.awk 11760e1b94a5d3dcd42378f3cc18544c06cfa576
 F tool/vdbe-compress.tcl d70ea6d8a19e3571d7ab8c9b75cba86d1173ff0f
 F tool/warnings.sh b7fdb2cc525f5ef4fa43c80e771636dd3690f9d2
-P 988998fe7b0a21ed113b67f812e51f357045bef4
-R 0396c522791d26a46580a50de4d03044
-T *branch * winNativeHeap
-T *sym-winNativeHeap *
-T -sym-trunk *
+P bf3d0ab53829350637283442f75071fe6d925245
+R 0f7433104155ca1c8873be3fedc86cf8
 U mistachkin
-Z 6f33f4bfa3c296caae6e295d0a3da4b8
+Z 3b4d0724e0585445008e0568091ed65d

manifest.uuid

@@ -1 +1 @@
-bf3d0ab53829350637283442f75071fe6d925245
+7fca5a284cded6d7531060da6e99a57aed50cf8f

src/os_win.c

@@ -154,6 +154,9 @@ struct winMemData {
 
 static struct winMemData win_mem_data = { WINMEM_MAGIC, NULL, FALSE };
 
+#define winMemAssertMagic() assert( win_mem_data.magic==WINMEM_MAGIC )
+#define winMemGetHeap() win_mem_data.hHeap
+
 static void *winMemMalloc(int nBytes);
 static void winMemFree(void *pPrior);
 static void *winMemRealloc(void *pPrior, int nBytes);
@@ -222,16 +225,22 @@ static int sqlite3_os_type = 0;
 */
 static void *winMemMalloc(int nBytes){
   HANDLE hHeap;
+  void *p;
 
-  assert( win_mem_data.magic==WINMEM_MAGIC );
-  hHeap = win_mem_data.hHeap;
+  winMemAssertMagic();
+  hHeap = winMemGetHeap();
   assert( hHeap!=0 );
   assert( hHeap!=INVALID_HANDLE_VALUE );
 #ifdef SQLITE_WIN32_MALLOC_VALIDATE
   assert ( HeapValidate(hHeap, 0, NULL) );
 #endif
   assert( nBytes>=0 );
-  return HeapAlloc(hHeap, 0, (SIZE_T)nBytes);
+  p = HeapAlloc(hHeap, 0, (SIZE_T)nBytes);
+  if( !p ){
+    sqlite3_log(SQLITE_NOMEM, "failed to HeapAlloc %u bytes (%d), heap=%p",
+        nBytes, GetLastError(), (void*)hHeap);
+  }
+  return p;
 }
 
 /*
@@ -240,15 +249,18 @@ static void *winMemMalloc(int nBytes){
 static void winMemFree(void *pPrior){
   HANDLE hHeap;
 
-  assert( win_mem_data.magic==WINMEM_MAGIC );
-  hHeap = win_mem_data.hHeap;
+  winMemAssertMagic();
+  hHeap = winMemGetHeap();
   assert( hHeap!=0 );
   assert( hHeap!=INVALID_HANDLE_VALUE );
 #ifdef SQLITE_WIN32_MALLOC_VALIDATE
   assert ( HeapValidate(hHeap, 0, pPrior) );
 #endif
-  if (!pPrior) return; /* Passing NULL to HeapFree is undefined. */
-  HeapFree(hHeap, 0, pPrior);
+  if( !pPrior ) return; /* Passing NULL to HeapFree is undefined. */
+  if( !HeapFree(hHeap, 0, pPrior) ){
+    sqlite3_log(SQLITE_NOMEM, "failed to HeapFree block %p (%d), heap=%p",
+        pPrior, GetLastError(), (void*)hHeap);
+  }
 }
 
 /*
@@ -256,17 +268,27 @@ static void winMemFree(void *pPrior){
 */
 static void *winMemRealloc(void *pPrior, int nBytes){
   HANDLE hHeap;
+  void *p;
 
-  assert( win_mem_data.magic==WINMEM_MAGIC );
-  hHeap = win_mem_data.hHeap;
+  winMemAssertMagic();
+  hHeap = winMemGetHeap();
   assert( hHeap!=0 );
   assert( hHeap!=INVALID_HANDLE_VALUE );
 #ifdef SQLITE_WIN32_MALLOC_VALIDATE
   assert ( HeapValidate(hHeap, 0, pPrior) );
 #endif
   assert( nBytes>=0 );
-  if (!pPrior) return HeapAlloc(hHeap, 0, (SIZE_T)nBytes);
-  return HeapReAlloc(hHeap, 0, pPrior, (SIZE_T)nBytes);
+  if( !pPrior ){
+    p = HeapAlloc(hHeap, 0, (SIZE_T)nBytes);
+  }else{
+    p = HeapReAlloc(hHeap, 0, pPrior, (SIZE_T)nBytes);
+  }
+  if( !p ){
+    sqlite3_log(SQLITE_NOMEM, "failed to %s %u bytes (%d), heap=%p",
+        pPrior ? "HeapReAlloc" : "HeapAlloc", nBytes, GetLastError(),
+        (void*)hHeap);
+  }
+  return p;
 }
 
 /*
@@ -276,16 +298,20 @@ static int winMemSize(void *p){
   HANDLE hHeap;
   SIZE_T n;
 
-  assert( win_mem_data.magic==WINMEM_MAGIC );
-  hHeap = win_mem_data.hHeap;
+  winMemAssertMagic();
+  hHeap = winMemGetHeap();
   assert( hHeap!=0 );
   assert( hHeap!=INVALID_HANDLE_VALUE );
 #ifdef SQLITE_WIN32_MALLOC_VALIDATE
   assert ( HeapValidate(hHeap, 0, NULL) );
 #endif
-  if (!p) return 0;
+  if( !p ) return 0;
   n = HeapSize(hHeap, 0, p);
-  assert( n<=INT_MAX );
+  if( n==(SIZE_T)-1 ){
+    sqlite3_log(SQLITE_NOMEM, "failed to HeapSize block %p (%d), heap=%p",
+        p, GetLastError(), (void*)hHeap);
+    return 0;
+  }
   return (int)n;
 }
 
@@ -302,12 +328,16 @@ static int winMemRoundup(int n){
 static int winMemInit(void *pAppData){
   winMemData *pWinMemData = (winMemData *)pAppData;
 
-  if (!pWinMemData) return SQLITE_ERROR;
+  if( !pWinMemData ) return SQLITE_ERROR;
   assert( pWinMemData->magic==WINMEM_MAGIC );
-  if (!pWinMemData->hHeap){
+  if( !pWinMemData->hHeap ){
     pWinMemData->hHeap = HeapCreate(0, SQLITE_WIN32_HEAP_INIT_SIZE,
                                     SQLITE_WIN32_HEAP_MAX_SIZE);
-    if (!pWinMemData->hHeap){
+    if( !pWinMemData->hHeap ){
+      sqlite3_log(SQLITE_NOMEM,
+          "failed to HeapCreate (%d), initSize=%u, maxSize=%u",
+          GetLastError(), SQLITE_WIN32_HEAP_INIT_SIZE,
+          SQLITE_WIN32_HEAP_MAX_SIZE);
       return SQLITE_NOMEM;
     }
     pWinMemData->bOwned = TRUE;
@@ -326,15 +356,16 @@ static int winMemInit(void *pAppData){
 static void winMemShutdown(void *pAppData){
   winMemData *pWinMemData = (winMemData *)pAppData;
 
-  if (!pWinMemData) return;
-  if (pWinMemData->hHeap){
+  if( !pWinMemData ) return;
+  if( pWinMemData->hHeap ){
     assert( pWinMemData->hHeap!=INVALID_HANDLE_VALUE );
 #ifdef SQLITE_WIN32_MALLOC_VALIDATE
     assert( HeapValidate(pWinMemData->hHeap, 0, NULL) );
 #endif
-    if (pWinMemData->bOwned){
-      if (!HeapDestroy(pWinMemData->hHeap)){
-        /* TODO: Log this? */
+    if( pWinMemData->bOwned ){
+      if( !HeapDestroy(pWinMemData->hHeap) ){
+        sqlite3_log(SQLITE_NOMEM, "failed to HeapDestroy (%d), heap=%p",
+            GetLastError(), (void*)pWinMemData->hHeap);
       }
       pWinMemData->bOwned = FALSE;
     }