Add "const" qualifier to "char *pager_program".

[git.git] / remote.c

diff --git a/remote.c b/remote.c
index 3fb0f99b29e7ffd927abf166cfa004c1937aaf60..6b56473f5bb7d8ab2226ed83805f30c9e21ba773 100644 (file)
--- a/remote.c
+++ b/remote.c
@@ -220,17 +220,20 @@ static int handle_config(const char *key, const char *value)
        if (!prefixcmp(key, "branch.")) {
                name = key + 7;
                subkey = strrchr(name, '.');
-               branch = make_branch(name, subkey - name);
                if (!subkey)
                        return 0;
-               if (!value)
-                       return 0;
+               branch = make_branch(name, subkey - name);
                if (!strcmp(subkey, ".remote")) {
+                       if (!value)
+                               return config_error_nonbool(key);
                        branch->remote_name = xstrdup(value);
                        if (branch == current_branch)
                                default_remote_name = branch->remote_name;
-               } else if (!strcmp(subkey, ".merge"))
+               } else if (!strcmp(subkey, ".merge")) {
+                       if (!value)
+                               return config_error_nonbool(key);
                        add_merge(branch, xstrdup(value));
+               }
                return 0;
        }
        if (prefixcmp(key,  "remote."))
@@ -340,6 +343,16 @@ struct refspec *parse_ref_spec(int nr_refspec, const char **refspec)
        return rs;
 }
 
+static int valid_remote_nick(const char *name)
+{
+       if (!name[0] || /* not empty */
+           (name[0] == '.' && /* not "." */
+            (!name[1] || /* not ".." */
+             (name[1] == '.' && !name[2]))))
+               return 0;
+       return !strchr(name, '/'); /* no slash */
+}
+
 struct remote *remote_get(const char *name)
 {
        struct remote *ret;
@@ -348,7 +361,7 @@ struct remote *remote_get(const char *name)
        if (!name)
                name = default_remote_name;
        ret = make_remote(name, 0);
-       if (name[0] != '/') {
+       if (valid_remote_nick(name)) {
                if (!ret->url)
                        read_remotes_file(ret);
                if (!ret->url)