/*
* Configure local branch "local" as downstream to branch "remote"
* from remote "origin". Used by git branch --set-upstream.
+ * Returns 0 on success.
*/
#define BRANCH_CONFIG_VERBOSE 01
-extern void install_branch_config(int flag, const char *local, const char *origin, const char *remote);
+extern int install_branch_config(int flag, const char *local, const char *origin, const char *remote);
/*
* Read branch description