msg: print format string on format errors

mpv-player · Sep 29, 2024 · 4c19df1 · 4c19df1
1 parent 96006fa
commit 4c19df1
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/common/msg.c b/common/msg.c
@@ -570,7 +570,10 @@ void mp_msg_va(struct mp_log *log, int lev, const char *format, va_list va)
         bstr_xappend(root, &root->buffer, log->partial[lev]);
     log->partial[lev].len = 0;
 
-    bstr_xappend_vasprintf(root, &root->buffer, format, va);
+    if (bstr_xappend_vasprintf(root, &root->buffer, format, va) < 0) {
+        bstr_xappend(root, &root->buffer, bstr0("format error: "));
+        bstr_xappend(root, &root->buffer, bstr0(format));
+    }
 
     // Remember last status message and restore it to ensure that it is
     // always displayed