1 files changed, 15 insertions, 2 deletions
diff --git a/src/os_unix.c b/src/os_unix.c
index 35d29ad3c..5257bfd5e 100644
--- a/src/os_unix.c
+++ b/src/os_unix.c
@@ -1739,6 +1739,19 @@ int sqlite3_tsd_count = 0;
 # define TSD_COUNTER(N)  /* no-op */
 #endif
 
+#if 0 && defined(SQLITE_MEMDEBUG)
+static void *mallocThreadData(size_t nBytes){
+  if( sqlite3_iMallocFail>=0 ){
+    sqlite3_iMallocFail--;
+    if( sqlite3_iMallocFail==0 ){
+      return 0;
+    }
+  }
+  return sqlite3OsMalloc(nBytes);
+}
+#else
+  #define mallocThreadData(x) sqlite3OsMalloc(x)
+#endif
 
 /*
 ** If called with allocateFlag>0, then return a pointer to thread
@@ -1778,7 +1791,7 @@ ThreadData *sqlite3UnixThreadSpecificData(int allocateFlag){
   pTsd = pthread_getspecific(key);
   if( allocateFlag>0 ){
     if( pTsd==0 ){
-      pTsd = sqlite3OsMalloc(sizeof(zeroData));
+      pTsd = mallocThreadData(sizeof(zeroData));
       if( pTsd ){
         *pTsd = zeroData;
         pthread_setspecific(key, pTsd);
@@ -1797,7 +1810,7 @@ ThreadData *sqlite3UnixThreadSpecificData(int allocateFlag){
   static ThreadData *pTsd = 0;
   if( allocateFlag>0 ){
     if( pTsd==0 ){
-      pTsd = sqlite3OsMalloc( sizeof(zeroData) );
+      pTsd = mallocThreadData( sizeof(zeroData) );
       if( pTsd ){
         *pTsd = zeroData;
         TSD_COUNTER(+1);