ls-remote.c

#include "common.h"

static int use_remote(git_repository *repo, char *name)
{
  git_remote *remote = NULL;
  int error;
  const git_remote_head **refs;
  size_t refs_len, i;
  git_remote_callbacks callbacks = GIT_REMOTE_CALLBACKS_INIT;

  /* Find the remote by name */
  error = git_remote_lookup(&remote, repo, name);
  if (error < 0) {
    error = git_remote_create_anonymous(&remote, repo, name);
    if (error < 0)
      goto cleanup;
  }

  callbacks.credentials = cred_acquire_cb;

  error = git_remote_connect(remote, GIT_DIRECTION_FETCH, &callbacks, NULL, NULL);
  if (error < 0)
    goto cleanup;

  if (git_remote_ls(&refs, &refs_len, remote) < 0)
    goto cleanup;

  for (i = 0; i < refs_len; i++) {
    char oid[GIT_OID_HEXSZ + 1] = {0};
    git_oid_fmt(oid, &refs[i]->oid);
    printf("%s\t%s\n", oid, refs[i]->name);
  }

cleanup:
  git_remote_free(remote);
  return error;
}

int lg2_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;
  }

  error = use_remote(repo, argv[1]);

  return error;
}