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0ad4a5ff50
In preparation for introducing an abstraction around a collection of refspecs (much like how a 'struct pathspec' is a collection of 'struct pathspec_item's) rename the existing 'struct refspec' to 'struct refspec_item'. Signed-off-by: Brandon Williams <bmwill@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
44 lines
1,020 B
C
44 lines
1,020 B
C
#include "cache.h"
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#include "remote.h"
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#include "refspec.h"
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#include "checkout.h"
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struct tracking_name_data {
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/* const */ char *src_ref;
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char *dst_ref;
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struct object_id *dst_oid;
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int unique;
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};
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static int check_tracking_name(struct remote *remote, void *cb_data)
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{
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struct tracking_name_data *cb = cb_data;
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struct refspec_item query;
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memset(&query, 0, sizeof(struct refspec_item));
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query.src = cb->src_ref;
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if (remote_find_tracking(remote, &query) ||
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get_oid(query.dst, cb->dst_oid)) {
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free(query.dst);
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return 0;
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}
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if (cb->dst_ref) {
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free(query.dst);
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cb->unique = 0;
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return 0;
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}
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cb->dst_ref = query.dst;
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return 0;
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}
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const char *unique_tracking_name(const char *name, struct object_id *oid)
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{
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struct tracking_name_data cb_data = { NULL, NULL, NULL, 1 };
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cb_data.src_ref = xstrfmt("refs/heads/%s", name);
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cb_data.dst_oid = oid;
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for_each_remote(check_tracking_name, &cb_data);
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free(cb_data.src_ref);
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if (cb_data.unique)
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return cb_data.dst_ref;
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free(cb_data.dst_ref);
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return NULL;
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}
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