Fixed memory allocation bugs ... you don't free memory returned by getenv apparently.

src/galleries.c

@@ -186,7 +186,8 @@ struct gallery_list* list_galleries() {
 	dprintf("list_galleries: read from %s\n",my_dir);
 	DIR* dir = opendir( my_dir );
 	if ( dir == NULL ) {
-		gcfree( my_dir );
+		dputs("list_galleries: couldn't open directory... returning NULL\n");
+		//gcfree( my_dir );
 		destroy_vararray( va );
 		return NULL;
 	}

src/photo.c

@@ -435,7 +435,7 @@ char* resize_photo(	struct photo_meta* dest,
 
 	char* dir = get_cgidir();
 	char* cache_path = construct_path( "s/s", dir, cache_file );
-	gcfree( dir );
+	//gcfree( dir );
 
 	/* Check if the file already exists... if it does, return now */
 	struct stat cache_stat;

src/util.c

@@ -12,10 +12,13 @@ struct mem_chunk* gc_find_chunk( void* ptr ) {
 	dprintf("gc_find_chunk: locating chunk for ptr %p\n", ptr);
 	struct mem_chunk* chunk = gc_head;
 	while( chunk != NULL )
-		if ( chunk->ptr == ptr )
+		if ( chunk->ptr == ptr ) {
+			dprintf("gc_find_chunk: located chunk for ptr %p at %p\n", ptr, chunk);
 			return chunk;
-		else
+		} else {
 			chunk = chunk->next;
+		}
+	dprintf("gc_find_chunk: chunk for ptr %p not found\n", ptr);
 	return NULL;
 }
 
@@ -88,7 +91,7 @@ void* gcrealloc( void* ptr, size_t size ) {
 }
 
 void gcfree( void* ptr ) {
-	dprintf("gcfree: freeing memory at %p\n", ptr);
+	dprintf("gcfree: freeing memory at %p (content: %10s...)\n", ptr, (char*)ptr);
 	struct mem_chunk* chunk = gc_find_chunk( ptr );
 	if ( chunk == NULL ) {
 		free( ptr );