Revision a5ab8d03173458b76b8452efd90a7173f490c132 authored by Johannes Schindelin on 04 December 2019, 21:13:04 UTC, committed by Johannes Schindelin on 06 December 2019, 15:27:38 UTC
Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
1 parent bb92255
checkout.c
#include "cache.h"
#include "remote.h"
#include "checkout.h"
struct tracking_name_data {
/* const */ char *src_ref;
char *dst_ref;
struct object_id *dst_oid;
int unique;
};
static int check_tracking_name(struct remote *remote, void *cb_data)
{
struct tracking_name_data *cb = cb_data;
struct refspec query;
memset(&query, 0, sizeof(struct refspec));
query.src = cb->src_ref;
if (remote_find_tracking(remote, &query) ||
get_oid(query.dst, cb->dst_oid)) {
free(query.dst);
return 0;
}
if (cb->dst_ref) {
free(query.dst);
cb->unique = 0;
return 0;
}
cb->dst_ref = query.dst;
return 0;
}
const char *unique_tracking_name(const char *name, struct object_id *oid)
{
struct tracking_name_data cb_data = { NULL, NULL, NULL, 1 };
cb_data.src_ref = xstrfmt("refs/heads/%s", name);
cb_data.dst_oid = oid;
for_each_remote(check_tracking_name, &cb_data);
free(cb_data.src_ref);
if (cb_data.unique)
return cb_data.dst_ref;
free(cb_data.dst_ref);
return NULL;
}
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