From: Guus Sliepen <guus@tinc-vpn.org>
Date: Thu, 28 May 2009 21:18:22 +0000 (+0200)
Subject: Add some const where appropriate.
X-Git-Tag: release-1.0.10~56
X-Git-Url: https://www.tinc-vpn.org/git/browse?p=tinc;a=commitdiff_plain;h=a5fb0d8c6c384b9ea1074fb469c0a3dd5b874e98

Add some const where appropriate.
---

diff --git a/lib/utils.c b/lib/utils.c
index 4b93b042..56bcb0b1 100644
--- a/lib/utils.c
+++ b/lib/utils.c
@@ -29,7 +29,7 @@ volatile char (*cp_file[]) = {"?", "?", "?", "?", "?", "?", "?", "?", "?", "?",
 volatile int cp_index = 0;
 #endif
 
-char *hexadecimals = "0123456789ABCDEF";
+const char hexadecimals[] = "0123456789ABCDEF";
 
 int charhex2bin(char c)
 {
@@ -85,7 +85,7 @@ void cp_trace()
 #include <w32api/windows.h>
 #endif
 
-char *winerror(int err) {
+const char *winerror(int err) {
 	static char buf[1024], *newline;
 
 	if (!FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
diff --git a/lib/utils.h b/lib/utils.h
index 6ff20829..04c4ddbd 100644
--- a/lib/utils.h
+++ b/lib/utils.h
@@ -39,7 +39,7 @@ 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);
+extern const char *winerror(int);
 #define strerror(x) ((x)>0?strerror(x):winerror(GetLastError()))
 #endif