Common (Windows): fixes buf len handling

CarterLi · CarterLi · commit 22696fe3de82 · 2026-03-26T23:41:17.000+08:00
diff --git a/src/common/impl/debug_windows.c b/src/common/impl/debug_windows.c
@@ -22,7 +22,7 @@ const char* ffDebugWin32Error(DWORD errorCode)
         while (len > 0 && (buffer[len - 1] == '\r' || buffer[len - 1] == '\n')) {
             buffer[--len] = '\0';
         }
-        snprintf(buffer + len - 2, sizeof(buffer) - len + 2, " (%lu)", errorCode);
+        snprintf(buffer + len, sizeof(buffer) - len + 2, " (%lu)", errorCode);
     }
 
     return buffer;

Original file line number	Diff line number	Diff line change
`@@ -22,7 +22,7 @@ const char* ffDebugWin32Error(DWORD errorCode)`
`22`	`22`	`while (len > 0 && (buffer[len - 1] == '\r' \|\| buffer[len - 1] == '\n')) {`
`23`	`23`	`buffer[--len] = '\0';`
`24`	`24`	`}`
`25`		`- snprintf(buffer + len - 2, sizeof(buffer) - len + 2, " (%lu)", errorCode);`
	`25`	`+ snprintf(buffer + len, sizeof(buffer) - len + 2, " (%lu)", errorCode);`
`26`	`26`	`}`
`27`	`27`
`28`	`28`	`return buffer;`