Better error messages under Windows.

[tinc] / lib / utils.h

diff --git a/lib/utils.h b/lib/utils.h
index caf6e6f..af65427 100644 (file)
--- a/lib/utils.h
+++ b/lib/utils.h
@@ -38,4 +38,9 @@ extern void cp_trace(void);
 extern void hex2bin(char *src, char *dst, int length);
 extern void bin2hex(char *src, char *dst, int length);
 
+#ifdef HAVE_MINGW
+extern char *winerror(int);
+#define strerror(x) (x>0?strerror(x):winerror(GetLastError()))
+#endif
+
 #endif                                                 /* __TINC_UTILS_H__ */