added file delete

common/os_calls.c

@@ -584,6 +584,18 @@ g_file_exist(char* filename)
 #endif
 }
 
+/*****************************************************************************/
+/* returns non zero if the file was deleted */
+int
+g_file_delete(char* filename)
+{
+#if defined(_WIN32)
+  return DeleteFile(filename);
+#else
+  return unlink(filename) != -1;
+#endif
+}
+
 /*****************************************************************************/
 int
 g_strlen(char* text)

common/os_calls.h

@@ -102,6 +102,8 @@ g_set_current_dir(char* dirname);
 int
 g_file_exist(char* filename);
 int
+g_file_delete(char* filename);
+int
 g_strlen(char* text);
 char*
 g_strcpy(char* dest, char* src);