Better error messages under Windows.

diff --git a/lib/utils.c b/lib/utils.c
index 43abf96ee356034d74462bc9fc3d1ce87c284b1f..2e40ef5889f8c6890ed3eaed5b45483ebc8c4ba3 100644 (file)
--- a/lib/utils.c
+++ b/lib/utils.c
@@ -86,13 +86,16 @@ void cp_trace()
 #endif
 
 char *winerror(int err) {
-       static char buf[1024];
+       static char buf[1024], *newline;
 
        if (!FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
                NULL, err, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), buf, sizeof(buf), NULL)) {
                strncpy(buf, _("(unable to format errormessage)"), sizeof(buf));
        };
 
+       if((newline = strchr(buf, '\r')))
+               *newline = '\0';
+
        return buf;
 }
 #endif

diff --git a/lib/utils.h b/lib/utils.h
index d8dc4768d609a3b589e1d03149b74fa1d8b17c46..af65427420166db47e0155698b47029e4094f68e 100644 (file)
--- a/lib/utils.h
+++ b/lib/utils.h
@@ -40,6 +40,7 @@ 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__ */