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authorJune McEnroe <june@causal.agency>2018-08-07 14:11:19 -0400
committerJune McEnroe <june@causal.agency>2018-08-07 14:11:19 -0400
commitfa270d92873a7fd595e093eb3c07409e336620c0 (patch)
treeed289886434eae80a897000adcda1b0cb5d9e71f /chat.h
parentHandle PART and QUIT without messages (diff)
downloadcatgirl-fa270d92873a7fd595e093eb3c07409e336620c0.tar.gz
catgirl-fa270d92873a7fd595e093eb3c07409e336620c0.zip
Hack clang into checking uiFmt format strings
Diffstat (limited to '')
-rw-r--r--chat.h12
1 files changed, 10 insertions, 2 deletions
diff --git a/chat.h b/chat.h
index 3d3586c..47a7e1e 100644
--- a/chat.h
+++ b/chat.h
@@ -45,10 +45,18 @@ void uiRead(void);
 void uiTopic(const wchar_t *topic);
 void uiTopicStr(const char *topic);
 void uiLog(const wchar_t *line);
-
-//__attribute__((format(printf, 1, 2)))
 void uiFmt(const wchar_t *format, ...);
 
+// HACK: clang won't check wchar_t *format strings.
+#ifdef NDEBUG
+#define uiFmt(format, ...) uiFmt(L##format, __VA_ARGS__)
+#else
+#define uiFmt(format, ...) do { \
+	snprintf(NULL, 0, format, __VA_ARGS__); \
+	uiFmt(L##format, __VA_ARGS__); \
+} while(0)
+#endif
+
 void handle(char *line);
 void input(wchar_t *line);