ui-shared: return value of cgit_hosturl is not const

Signed-off-by: Christian Hesse <mail@eworm.de>

ui-shared.c

@@ -54,14 +54,14 @@ const char *cgit_httpscheme(void)
 		return "http://";
 }
 
-const char *cgit_hosturl(void)
+char *cgit_hosturl(void)
 {
 	if (ctx.env.http_host)
-		return ctx.env.http_host;
+		return xstrdup(ctx.env.http_host);
 	if (!ctx.env.server_name)
 		return NULL;
 	if (!ctx.env.server_port || atoi(ctx.env.server_port) == 80)
-		return ctx.env.server_name;
+		return xstrdup(ctx.env.server_name);
 	return fmtalloc("%s:%s", ctx.env.server_name, ctx.env.server_port);
 }
 

ui-shared.h

@@ -2,7 +2,7 @@
 #define UI_SHARED_H
 
 extern const char *cgit_httpscheme();
-extern const char *cgit_hosturl();
+extern char *cgit_hosturl();
 extern const char *cgit_rooturl();
 extern char *cgit_currenturl();
 extern const char *cgit_loginurl();