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-rw-r--r--refs.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/refs.c b/refs.c
index 27c88ba768..6fa3a4962a 100644
--- a/refs.c
+++ b/refs.c
@@ -13,6 +13,7 @@
#include "tag.h"
#include "submodule.h"
#include "worktree.h"
+#include "argv-array.h"
#include "repository.h"
/*
@@ -503,6 +504,19 @@ int refname_match(const char *abbrev_name, const char *full_name)
}
/*
+ * Given a 'prefix' expand it by the rules in 'ref_rev_parse_rules' and add
+ * the results to 'prefixes'
+ */
+void expand_ref_prefix(struct argv_array *prefixes, const char *prefix)
+{
+ const char **p;
+ int len = strlen(prefix);
+
+ for (p = ref_rev_parse_rules; *p; p++)
+ argv_array_pushf(prefixes, *p, len, prefix);
+}
+
+/*
* *string and *len will only be substituted, and *string returned (for
* later free()ing) if the string passed in is a magic short-hand form
* to name a branch.
@@ -1654,6 +1668,9 @@ struct ref_store *get_main_ref_store(struct repository *r)
if (r->refs)
return r->refs;
+ if (!r->gitdir)
+ BUG("attempting to get main_ref_store outside of repository");
+
r->refs = ref_store_init(r->gitdir, REF_STORE_ALL_CAPS);
return r->refs;
}