Change the license on the UUID library to be 3-clause BSD-style

[tools/e2fsprogs.git] / lib / et / com_err.h

diff --git a/lib/et/com_err.h b/lib/et/com_err.h
index 60494c2..a49c5a5 100644 (file)
--- a/lib/et/com_err.h
+++ b/lib/et/com_err.h
@@ -10,6 +10,12 @@
 
 #if !defined(__COM_ERR_H) && !defined(__COM_ERR_H__)
 
+#ifdef __GNUC__
+#define COM_ERR_ATTR(x) __attribute__(x)
+#else
+#define COM_ERR_ATTR(x)
+#endif
+
 #include <stdarg.h>
 
 typedef long errcode_t;
@@ -19,12 +25,15 @@ struct error_table {
        long base;
        int n_msgs;
 };
-
 struct et_list;
 
-extern void com_err (const char *, long, const char *, ...);
+extern void com_err (const char *, long, const char *, ...)
+       COM_ERR_ATTR((format(printf, 3, 4)));
+
 extern void com_err_va (const char *whoami, errcode_t code, const char *fmt,
-                va_list args);
+                va_list args)
+       COM_ERR_ATTR((format(printf, 3, 0)));
+
 extern char const *error_message (long);
 extern void (*com_err_hook) (const char *, long, const char *, va_list);
 extern void (*set_com_err_hook (void (*) (const char *, long,