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71 lines
1.9 KiB
71 lines
1.9 KiB
#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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#include "config.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 num_matches; |
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const char *default_remote; |
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char *default_dst_ref; |
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struct object_id *default_dst_oid; |
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}; |
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#define TRACKING_NAME_DATA_INIT { NULL, NULL, NULL, 0, NULL, NULL, NULL } |
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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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cb->num_matches++; |
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if (cb->default_remote && !strcmp(remote->name, cb->default_remote)) { |
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struct object_id *dst = xmalloc(sizeof(*cb->default_dst_oid)); |
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cb->default_dst_ref = xstrdup(query.dst); |
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oidcpy(dst, cb->dst_oid); |
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cb->default_dst_oid = dst; |
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} |
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if (cb->dst_ref) { |
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free(query.dst); |
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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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int *dwim_remotes_matched) |
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{ |
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struct tracking_name_data cb_data = TRACKING_NAME_DATA_INIT; |
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const char *default_remote = NULL; |
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if (!git_config_get_string_const("checkout.defaultremote", &default_remote)) |
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cb_data.default_remote = default_remote; |
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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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if (dwim_remotes_matched) |
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*dwim_remotes_matched = cb_data.num_matches; |
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free(cb_data.src_ref); |
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free((char *)default_remote); |
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if (cb_data.num_matches == 1) { |
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free(cb_data.default_dst_ref); |
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free(cb_data.default_dst_oid); |
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return cb_data.dst_ref; |
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} |
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free(cb_data.dst_ref); |
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if (cb_data.default_dst_ref) { |
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oidcpy(oid, cb_data.default_dst_oid); |
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free(cb_data.default_dst_oid); |
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return cb_data.default_dst_ref; |
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} |
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return NULL; |
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}
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