| #include <git2.h> |
| #include <stdlib.h> |
| #include <stdio.h> |
| #include <string.h> |
| #include "common.h" |
| |
| static int show_ref__cb(git_remote_head *head, void *payload) |
| { |
| char oid[GIT_OID_HEXSZ + 1] = {0}; |
| |
| (void)payload; |
| git_oid_fmt(oid, &head->oid); |
| printf("%s\t%s\n", oid, head->name); |
| return 0; |
| } |
| |
| static int use_unnamed(git_repository *repo, const char *url) |
| { |
| git_remote *remote = NULL; |
| int error; |
| |
| // Create an instance of a remote from the URL. The transport to use |
| // is detected from the URL |
| error = git_remote_create_inmemory(&remote, repo, NULL, url); |
| if (error < 0) |
| goto cleanup; |
| |
| // When connecting, the underlying code needs to know wether we |
| // want to push or fetch |
| error = git_remote_connect(remote, GIT_DIRECTION_FETCH); |
| if (error < 0) |
| goto cleanup; |
| |
| // With git_remote_ls we can retrieve the advertised heads |
| error = git_remote_ls(remote, &show_ref__cb, NULL); |
| |
| cleanup: |
| git_remote_free(remote); |
| return error; |
| } |
| |
| static int use_remote(git_repository *repo, char *name) |
| { |
| git_remote *remote = NULL; |
| int error; |
| |
| // Find the remote by name |
| error = git_remote_load(&remote, repo, name); |
| if (error < 0) |
| goto cleanup; |
| |
| error = git_remote_connect(remote, GIT_DIRECTION_FETCH); |
| if (error < 0) |
| goto cleanup; |
| |
| error = git_remote_ls(remote, &show_ref__cb, NULL); |
| |
| cleanup: |
| git_remote_free(remote); |
| return error; |
| } |
| |
| // This gets called to do the work. The remote can be given either as |
| // the name of a configured remote or an URL. |
| |
| int ls_remote(git_repository *repo, int argc, char **argv) |
| { |
| int error; |
| |
| if (argc < 2) { |
| fprintf(stderr, "usage: %s ls-remote <remote>\n", argv[-1]); |
| return EXIT_FAILURE; |
| } |
| |
| /* If there's a ':' in the name, assume it's an URL */ |
| if (strchr(argv[1], ':') != NULL) { |
| error = use_unnamed(repo, argv[1]); |
| } else { |
| error = use_remote(repo, argv[1]); |
| } |
| |
| return error; |
| } |