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-rw-r--r--branch.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/branch.h b/branch.h
index 58aa45fe72..78ad4387cd 100644
--- a/branch.h
+++ b/branch.h
@@ -43,9 +43,10 @@ void remove_branch_state(void);
/*
* 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