thodg/got/got/got.c

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• Show log

  Commit

• Author : Stefan Sperling
  Date : 2018-09-15 19:48:08
  Hash : d82de447
  Message : make 'got log' flush stdout when a commit has been printed

• got/got.c

• /*
   * Copyright (c) 2017 Martin Pieuchot <mpi@openbsd.org>
   * Copyright (c) 2018 Stefan Sperling <stsp@openbsd.org>
   *
   * Permission to use, copy, modify, and distribute this software for any
   * purpose with or without fee is hereby granted, provided that the above
   * copyright notice and this permission notice appear in all copies.
   *
   * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
   * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
   * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
   * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
   * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
   * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
   * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
   */
  
  #include <sys/queue.h>
  #include <sys/limits.h>
  #include <sys/types.h>
  
  #include <err.h>
  #include <errno.h>
  #include <locale.h>
  #include <stdio.h>
  #include <stdlib.h>
  #include <string.h>
  #include <unistd.h>
  #include <libgen.h>
  #include <time.h>
  
  #include "got_error.h"
  #include "got_object.h"
  #include "got_reference.h"
  #include "got_repository.h"
  #include "got_worktree.h"
  #include "got_diff.h"
  #include "got_commit_graph.h"
  #include "got_blame.h"
  
  #ifndef nitems
  #define nitems(_a)	(sizeof((_a)) / sizeof((_a)[0]))
  #endif
  
  struct cmd {
  	const char	 *cmd_name;
  	const struct got_error *(*cmd_main)(int, char *[]);
  	void		(*cmd_usage)(void);
  	const char	 *cmd_descr;
  };
  
  __dead static void	usage(void);
  __dead static void	usage_checkout(void);
  __dead static void	usage_log(void);
  __dead static void	usage_diff(void);
  __dead static void	usage_blame(void);
  
  static const struct got_error*		cmd_checkout(int, char *[]);
  static const struct got_error*		cmd_log(int, char *[]);
  static const struct got_error*		cmd_diff(int, char *[]);
  static const struct got_error*		cmd_blame(int, char *[]);
  #ifdef notyet
  static const struct got_error*		cmd_status(int, char *[]);
  #endif
  
  static struct cmd got_commands[] = {
  	{ "checkout",	cmd_checkout,	usage_checkout,
  	    "check out a new work tree from a repository" },
  	{ "log",	cmd_log,	usage_log,
  	    "show repository history" },
  	{ "diff",	cmd_diff,	usage_diff,
  	    "compare files and directories" },
  	{ "blame",	cmd_blame,	usage_blame,
  	    " show when lines in a file were changed" },
  #ifdef notyet
  	{ "status",	cmd_status,	usage_status,
  	    "show modification status of files" },
  #endif
  };
  
  int
  main(int argc, char *argv[])
  {
  	struct cmd *cmd;
  	unsigned int i;
  	int ch;
  	int hflag = 0;
  
  	setlocale(LC_ALL, "");
  
  	while ((ch = getopt(argc, argv, "h")) != -1) {
  		switch (ch) {
  		case 'h':
  			hflag = 1;
  			break;
  		default:
  			usage();
  			/* NOTREACHED */
  		}
  	}
  
  	argc -= optind;
  	argv += optind;
  	optind = 0;
  
  	if (argc <= 0)
  		usage();
  
  	for (i = 0; i < nitems(got_commands); i++) {
  		const struct got_error *error;
  
  		cmd = &got_commands[i];
  
  		if (strncmp(cmd->cmd_name, argv[0], strlen(argv[0])))
  			continue;
  
  		if (hflag)
  			got_commands[i].cmd_usage();
  
  		error = got_commands[i].cmd_main(argc, argv);
  		if (error) {
  			fprintf(stderr, "%s: %s\n", getprogname(), error->msg);
  			return 1;
  		}
  
  		return 0;
  	}
  
  	fprintf(stderr, "%s: unknown command '%s'\n", getprogname(), argv[0]);
  	return 1;
  }
  
  __dead static void
  usage(void)
  {
  	int i;
  
  	fprintf(stderr, "usage: %s [-h] command [arg ...]\n\n"
  	    "Available commands:\n", getprogname());
  	for (i = 0; i < nitems(got_commands); i++) {
  		struct cmd *cmd = &got_commands[i];
  		fprintf(stderr, "    %s: %s\n", cmd->cmd_name, cmd->cmd_descr);
  	}
  	exit(1);
  }
  
  __dead static void
  usage_checkout(void)
  {
  	fprintf(stderr, "usage: %s checkout [-p prefix] repository-path "
  	    "[worktree-path]\n", getprogname());
  	exit(1);
  }
  
  static void
  checkout_progress(void *arg, const char *path)
  {
  	char *worktree_path = arg;
  
  	while (path[0] == '/')
  		path++;
  
  	printf("A  %s/%s\n", worktree_path, path);
  }
  
  static const struct got_error *
  cmd_checkout(int argc, char *argv[])
  {
  	const struct got_error *error = NULL;
  	struct got_repository *repo = NULL;
  	struct got_reference *head_ref = NULL;
  	struct got_worktree *worktree = NULL;
  	char *repo_path = NULL;
  	char *worktree_path = NULL;
  	const char *path_prefix = "";
  	int ch;
  
  	while ((ch = getopt(argc, argv, "p:")) != -1) {
  		switch (ch) {
  		case 'p':
  			path_prefix = optarg;
  			break;
  		default:
  			usage();
  			/* NOTREACHED */
  		}
  	}
  
  	argc -= optind;
  	argv += optind;
  
  #ifndef PROFILE
  	if (pledge("stdio rpath wpath cpath flock proc exec sendfd", NULL)
  	    == -1)
  		err(1, "pledge");
  #endif
  	if (argc == 1) {
  		char *cwd, *base, *dotgit;
  		repo_path = realpath(argv[0], NULL);
  		if (repo_path == NULL)
  			return got_error_from_errno();
  		cwd = getcwd(NULL, 0);
  		if (cwd == NULL) {
  			error = got_error_from_errno();
  			goto done;
  		}
  		if (path_prefix[0])
  			base = basename(path_prefix);
  		else
  			base = basename(repo_path);
  		if (base == NULL) {
  			error = got_error_from_errno();
  			goto done;
  		}
  		dotgit = strstr(base, ".git");
  		if (dotgit)
  			*dotgit = '\0';
  		if (asprintf(&worktree_path, "%s/%s", cwd, base) == -1) {
  			error = got_error_from_errno();
  			free(cwd);
  			goto done;
  		}
  		free(cwd);
  	} else if (argc == 2) {
  		repo_path = realpath(argv[0], NULL);
  		if (repo_path == NULL) {
  			error = got_error_from_errno();
  			goto done;
  		}
  		worktree_path = realpath(argv[1], NULL);
  		if (worktree_path == NULL) {
  			error = got_error_from_errno();
  			goto done;
  		}
  	} else
  		usage_checkout();
  
  	error = got_repo_open(&repo, repo_path);
  	if (error != NULL)
  		goto done;
  	error = got_ref_open(&head_ref, repo, GOT_REF_HEAD);
  	if (error != NULL)
  		goto done;
  
  	error = got_worktree_init(worktree_path, head_ref, path_prefix, repo);
  	if (error != NULL)
  		goto done;
  
  	error = got_worktree_open(&worktree, worktree_path);
  	if (error != NULL)
  		goto done;
  
  	error = got_worktree_checkout_files(worktree, head_ref, repo,
  	    checkout_progress, worktree_path);
  	if (error != NULL)
  		goto done;
  
  	printf("Checked out %s\n", worktree_path);
  	printf("Now shut up and hack\n");
  
  done:
  	free(repo_path);
  	free(worktree_path);
  	return error;
  }
  
  static const struct got_error *
  print_patch(struct got_commit_object *commit, struct got_object_id *id,
      struct got_repository *repo)
  {
  	const struct got_error *err = NULL;
  	struct got_tree_object *tree1 = NULL, *tree2;
  	struct got_object_qid *qid;
  
  	err = got_object_open_as_tree(&tree2, repo, commit->tree_id);
  	if (err)
  		return err;
  
  	qid = SIMPLEQ_FIRST(&commit->parent_ids);
  	if (qid != NULL) {
  		struct got_commit_object *pcommit;
  
  		err = got_object_open_as_commit(&pcommit, repo, qid->id);
  		if (err)
  			return err;
  
  		err = got_object_open_as_tree(&tree1, repo, pcommit->tree_id);
  		got_object_commit_close(pcommit);
  		if (err)
  			return err;
  	}
  
  	err = got_diff_tree(tree1, tree2, "", "", repo, stdout);
  	if (tree1)
  		got_object_tree_close(tree1);
  	got_object_tree_close(tree2);
  	return err;
  }
  
  static char *
  get_datestr(time_t *time, char *datebuf)
  {
  	char *p, *s = ctime_r(time, datebuf);
  	p = strchr(s, '\n');
  	if (p)
  		*p = '\0';
  	return s;
  }
  
  static const struct got_error *
  print_commit(struct got_commit_object *commit, struct got_object_id *id,
      struct got_repository *repo, int show_patch)
  {
  	const struct got_error *err = NULL;
  	char *id_str, *datestr, *logmsg0, *logmsg, *line;
  	char datebuf[26];
  	time_t author_time, committer_time;
  
  	err = got_object_id_str(&id_str, id);
  	if (err)
  		return err;
  
  	author_time = mktime(&commit->tm_author);
  	committer_time = mktime(&commit->tm_committer);
  #if 0
  	/* This would express the date in committer's timezone. */
  	author_time += commit->tm_author.tm_gmtoff;
  	committer_time += commit->tm_committer.tm_gmtoff;
  #endif
  
  	printf("-----------------------------------------------\n");
  	printf("commit %s\n", id_str);
  	free(id_str);
  	printf("from: %s\n", commit->author);
  	datestr = get_datestr(&committer_time, datebuf);
  	printf("date: %s UTC\n", datestr);
  	if (strcmp(commit->author, commit->committer) != 0)
  		printf("via: %s\n", commit->committer);
  	if (commit->nparents > 1) {
  		struct got_object_qid *qid;
  		int n = 1;
  		SIMPLEQ_FOREACH(qid, &commit->parent_ids, entry) {
  			err = got_object_id_str(&id_str, qid->id);
  			if (err)
  				return err;
  			printf("parent %d: %s\n", n++, id_str);
  			free(id_str);
  		}
  	}
  
  	logmsg0 = strdup(commit->logmsg);
  	if (logmsg0 == NULL)
  		return got_error_from_errno();
  
  	logmsg = logmsg0;
  	do {
  		line = strsep(&logmsg, "\n");
  		if (line)
  			printf(" %s\n", line);
  	} while (line);
  	free(logmsg0);
  
  	if (show_patch) {
  		err = print_patch(commit, id, repo);
  		if (err == 0)
  			printf("\n");
  	}
  
  	fflush(stdout);
  	return err;
  }
  
  static const struct got_error *
  print_commits(struct got_object *root_obj, struct got_object_id *root_id,
      struct got_repository *repo, char *path, int show_patch, int limit,
      int first_parent_traversal)
  {
  	const struct got_error *err;
  	struct got_commit_graph *graph;
  
  	err = got_commit_graph_open(&graph, root_id, path,
  	    first_parent_traversal, repo);
  	if (err)
  		return err;
  	err = got_commit_graph_iter_start(graph, root_id, repo);
  	if (err)
  		goto done;
  	while (1) {
  		struct got_commit_object *commit;
  		struct got_object_id *id;
  
  		err = got_commit_graph_iter_next(&id, graph);
  		if (err) {
  			if (err->code == GOT_ERR_ITER_COMPLETED) {
  				err = NULL;
  				break;
  			}
  			if (err->code != GOT_ERR_ITER_NEED_MORE)
  				break;
  			err = got_commit_graph_fetch_commits(graph, 1, repo);
  			if (err)
  				break;
  			else
  				continue;
  		}
  		if (id == NULL)
  			break;
  
  		err = got_object_open_as_commit(&commit, repo, id);
  		if (err)
  			break;
  		err = print_commit(commit, id, repo, show_patch);
  		got_object_commit_close(commit);
  		if (err || (limit && --limit == 0))
  			break;
  	}
  done:
  	got_commit_graph_close(graph);
  	return err;
  }
  
  __dead static void
  usage_log(void)
  {
  	fprintf(stderr, "usage: %s log [-c commit] [-f] [ -l N ] [-p] "
  	    "[-r repository-path] [path]\n", getprogname());
  	exit(1);
  }
  
  static const struct got_error *
  cmd_log(int argc, char *argv[])
  {
  	const struct got_error *error;
  	struct got_repository *repo = NULL;
  	struct got_object_id *id = NULL;
  	struct got_object *obj = NULL;
  	char *repo_path = NULL, *path = NULL, *cwd = NULL, *in_repo_path = NULL;
  	char *start_commit = NULL;
  	int ch;
  	int show_patch = 0, limit = 0, first_parent_traversal = 0;
  	const char *errstr;
  
  #ifndef PROFILE
  	if (pledge("stdio rpath wpath cpath flock proc exec sendfd", NULL)
  	    == -1)
  		err(1, "pledge");
  #endif
  
  	while ((ch = getopt(argc, argv, "pc:l:fr:")) != -1) {
  		switch (ch) {
  		case 'p':
  			show_patch = 1;
  			break;
  		case 'c':
  			start_commit = optarg;
  			break;
  		case 'l':
  			limit = strtonum(optarg, 1, INT_MAX, &errstr);
  			if (errstr != NULL)
  				err(1, "-l option %s", errstr);
  			break;
  		case 'f':
  			first_parent_traversal = 1;
  			break;
  		case 'r':
  			repo_path = realpath(optarg, NULL);
  			if (repo_path == NULL)
  				err(1, "-r option");
  			break;
  		default:
  			usage();
  			/* NOTREACHED */
  		}
  	}
  
  	argc -= optind;
  	argv += optind;
  
  	if (argc == 0)
  		path = strdup("");
  	else if (argc == 1)
  		path = strdup(argv[0]);
  	else
  		usage_log();
  	if (path == NULL)
  		return got_error_from_errno();
  
  	cwd = getcwd(NULL, 0);
  	if (cwd == NULL) {
  		error = got_error_from_errno();
  		goto done;
  	}
  	if (repo_path == NULL) {
  		repo_path = strdup(cwd);
  		if (repo_path == NULL) {
  			error = got_error_from_errno();
  			goto done;
  		}
  	}
  
  	error = got_repo_open(&repo, repo_path);
  	if (error != NULL)
  		goto done;
  
  	if (start_commit == NULL) {
  		struct got_reference *head_ref;
  		error = got_ref_open(&head_ref, repo, GOT_REF_HEAD);
  		if (error != NULL)
  			return error;
  		error = got_ref_resolve(&id, repo, head_ref);
  		got_ref_close(head_ref);
  		if (error != NULL)
  			return error;
  		error = got_object_open(&obj, repo, id);
  	} else {
  		struct got_reference *ref;
  		error = got_ref_open(&ref, repo, start_commit);
  		if (error == NULL) {
  			error = got_ref_resolve(&id, repo, ref);
  			got_ref_close(ref);
  			if (error != NULL)
  				return error;
  			error = got_object_open(&obj, repo, id);
  			if (error != NULL)
  				return error;
  		}
  		if (obj == NULL) {
  			error = got_object_open_by_id_str(&obj, repo,
  			    start_commit);
  			if (error != NULL)
  				return error;
  			id = got_object_id_dup(got_object_get_id(obj));
  			if (id == NULL)
  				error = got_error_from_errno();
  		}
  	}
  	if (error != NULL)
  		goto done;
  	if (got_object_get_type(obj) != GOT_OBJ_TYPE_COMMIT) {
  		error = got_error(GOT_ERR_OBJ_TYPE);
  		goto done;
  	}
  
  	error = got_repo_map_path(&in_repo_path, repo, path);
  	if (error != NULL)
  		goto done;
  	if (in_repo_path) {
  		free(path);
  		path = in_repo_path;
  	}
  
  	error = print_commits(obj, id, repo, path, show_patch,
  	    limit, first_parent_traversal);
  done:
  	free(path);
  	free(repo_path);
  	free(cwd);
  	if (obj)
  		got_object_close(obj);
  	free(id);
  	if (repo) {
  		const struct got_error *repo_error;
  		repo_error = got_repo_close(repo);
  		if (error == NULL)
  			error = repo_error;
  	}
  	return error;
  }
  
  __dead static void
  usage_diff(void)
  {
  	fprintf(stderr, "usage: %s diff [repository-path] object1 object2\n",
  	    getprogname());
  	exit(1);
  }
  
  static const struct got_error *
  cmd_diff(int argc, char *argv[])
  {
  	const struct got_error *error;
  	struct got_repository *repo = NULL;
  	struct got_object *obj1 = NULL, *obj2 = NULL;
  	char *repo_path = NULL;
  	char *obj_id_str1 = NULL, *obj_id_str2 = NULL;
  	int ch;
  
  #ifndef PROFILE
  	if (pledge("stdio rpath wpath cpath flock proc exec sendfd", NULL)
  	    == -1)
  		err(1, "pledge");
  #endif
  
  	while ((ch = getopt(argc, argv, "")) != -1) {
  		switch (ch) {
  		default:
  			usage();
  			/* NOTREACHED */
  		}
  	}
  
  	argc -= optind;
  	argv += optind;
  
  	if (argc == 0) {
  		usage_diff(); /* TODO show local worktree changes */
  	} else if (argc == 2) {
  		repo_path = getcwd(NULL, 0);
  		if (repo_path == NULL)
  			return got_error_from_errno();
  		obj_id_str1 = argv[0];
  		obj_id_str2 = argv[1];
  	} else if (argc == 3) {
  		repo_path = realpath(argv[0], NULL);
  		if (repo_path == NULL)
  			return got_error_from_errno();
  		obj_id_str1 = argv[1];
  		obj_id_str2 = argv[2];
  	} else
  		usage_diff();
  
  	error = got_repo_open(&repo, repo_path);
  	free(repo_path);
  	if (error != NULL)
  		goto done;
  
  	error = got_object_open_by_id_str(&obj1, repo, obj_id_str1);
  	if (error)
  		goto done;
  
  	error = got_object_open_by_id_str(&obj2, repo, obj_id_str2);
  	if (error)
  		goto done;
  
  	if (got_object_get_type(obj1) != got_object_get_type(obj2)) {
  		error = got_error(GOT_ERR_OBJ_TYPE);
  		goto done;
  	}
  
  	switch (got_object_get_type(obj1)) {
  	case GOT_OBJ_TYPE_BLOB:
  		error = got_diff_objects_as_blobs(obj1, obj2, NULL, NULL,
  		    repo, stdout);
  		break;
  	case GOT_OBJ_TYPE_TREE:
  		error = got_diff_objects_as_trees(obj1, obj2, "", "", repo,
  		    stdout);
  		break;
  	case GOT_OBJ_TYPE_COMMIT:
  		error = got_diff_objects_as_commits(obj1, obj2, repo, stdout);
  		break;
  	default:
  		error = got_error(GOT_ERR_OBJ_TYPE);
  	}
  
  done:
  	if (obj1)
  		got_object_close(obj1);
  	if (obj2)
  		got_object_close(obj2);
  	if (repo) {
  		const struct got_error *repo_error;
  		repo_error = got_repo_close(repo);
  		if (error == NULL)
  			error = repo_error;
  	}
  	return error;
  }
  
  __dead static void
  usage_blame(void)
  {
  	fprintf(stderr, "usage: %s blame [-c commit] [-r repository-path] path\n",
  	    getprogname());
  	exit(1);
  }
  
  static const struct got_error *
  cmd_blame(int argc, char *argv[])
  {
  	const struct got_error *error;
  	struct got_repository *repo = NULL;
  	char *path, *cwd = NULL, *repo_path = NULL, *in_repo_path = NULL;
  	struct got_object_id *commit_id = NULL;
  	char *commit_id_str = NULL;
  	int ch;
  
  #ifndef PROFILE
  	if (pledge("stdio rpath wpath cpath flock proc exec sendfd", NULL)
  	    == -1)
  		err(1, "pledge");
  #endif
  
  	while ((ch = getopt(argc, argv, "c:r:")) != -1) {
  		switch (ch) {
  		case 'c':
  			commit_id_str = optarg;
  			break;
  		case 'r':
  			repo_path = realpath(optarg, NULL);
  			if (repo_path == NULL)
  				err(1, "-r option");
  			break;
  		default:
  			usage();
  			/* NOTREACHED */
  		}
  	}
  
  	argc -= optind;
  	argv += optind;
  
  	if (argc == 1)
  		path = argv[0];
  	else
  		usage_blame();
  
  	cwd = getcwd(NULL, 0);
  	if (cwd == NULL) {
  		error = got_error_from_errno();
  		goto done;
  	}
  	if (repo_path == NULL) {
  		repo_path = strdup(cwd);
  		if (repo_path == NULL) {
  			error = got_error_from_errno();
  			goto done;
  		}
  	}
  
  	error = got_repo_open(&repo, repo_path);
  	if (error != NULL)
  		goto done;
  
  	error = got_repo_map_path(&in_repo_path, repo, path);
  	if (error != NULL)
  		goto done;
  
  	if (commit_id_str == NULL) {
  		struct got_reference *head_ref;
  		error = got_ref_open(&head_ref, repo, GOT_REF_HEAD);
  		if (error != NULL)
  			goto done;
  		error = got_ref_resolve(&commit_id, repo, head_ref);
  		got_ref_close(head_ref);
  		if (error != NULL)
  			goto done;
  	} else {
  		struct got_object *obj;
  		error = got_object_open_by_id_str(&obj, repo, commit_id_str);
  		if (error != NULL)
  			goto done;
  		commit_id = got_object_id_dup(got_object_get_id(obj));
  		if (commit_id == NULL)
  			error = got_error_from_errno();
  		got_object_close(obj);
  	}
  
  	error = got_blame(in_repo_path, commit_id, repo, stdout);
  done:
  	free(in_repo_path);
  	free(repo_path);
  	free(cwd);
  	free(commit_id);
  	if (repo) {
  		const struct got_error *repo_error;
  		repo_error = got_repo_close(repo);
  		if (error == NULL)
  			error = repo_error;
  	}
  	return error;
  }
  
  #ifdef notyet
  static const struct got_error *
  cmd_status(int argc __unused, char *argv[] __unused)
  {
  	git_repository *repo = NULL;
  	git_status_list *status;
  	git_status_options statusopts;
  	size_t i;
  
  	git_libgit2_init();
  
  	if (git_repository_open_ext(&repo, ".", 0, NULL))
  		errx(1, "git_repository_open: %s", giterr_last()->message);
  
  	if (git_repository_is_bare(repo))
  		errx(1, "bar repository");
  
  	if (git_status_init_options(&statusopts, GIT_STATUS_OPTIONS_VERSION))
  		errx(1, "git_status_init_options: %s", giterr_last()->message);
  
  	statusopts.show  = GIT_STATUS_SHOW_INDEX_AND_WORKDIR;
  	statusopts.flags = GIT_STATUS_OPT_INCLUDE_UNTRACKED |
  	    GIT_STATUS_OPT_RENAMES_HEAD_TO_INDEX |
  	    GIT_STATUS_OPT_SORT_CASE_SENSITIVELY;
  
  	if (git_status_list_new(&status, repo, &statusopts))
  		errx(1, "git_status_list_new: %s", giterr_last()->message);
  
  	for (i = 0; i < git_status_list_entrycount(status); i++) {
  		const git_status_entry *se;
  
  		se = git_status_byindex(status, i);
  		switch (se->status) {
  		case GIT_STATUS_WT_NEW:
  			printf("? %s\n", se->index_to_workdir->new_file.path);
  			break;
  		case GIT_STATUS_WT_MODIFIED:
  			printf("M %s\n", se->index_to_workdir->new_file.path);
  			break;
  		case GIT_STATUS_WT_DELETED:
  			printf("R %s\n", se->index_to_workdir->new_file.path);
  			break;
  		case GIT_STATUS_WT_RENAMED:
  			printf("m %s -> %s\n",
  			    se->index_to_workdir->old_file.path,
  			    se->index_to_workdir->new_file.path);
  			break;
  		case GIT_STATUS_WT_TYPECHANGE:
  			printf("t %s\n", se->index_to_workdir->new_file.path);
  			break;
  		case GIT_STATUS_INDEX_NEW:
  			printf("A %s\n", se->head_to_index->new_file.path);
  			break;
  		case GIT_STATUS_INDEX_MODIFIED:
  			printf("M %s\n", se->head_to_index->old_file.path);
  			break;
  		case GIT_STATUS_INDEX_DELETED:
  			printf("R %s\n", se->head_to_index->old_file.path);
  			break;
  		case GIT_STATUS_INDEX_RENAMED:
  			printf("m %s -> %s\n",
  			    se->head_to_index->old_file.path,
  			    se->head_to_index->new_file.path);
  			break;
  		case GIT_STATUS_INDEX_TYPECHANGE:
  			printf("t %s\n", se->head_to_index->old_file.path);
  			break;
  		case GIT_STATUS_CURRENT:
  		default:
  			break;
  		}
  	}
  
  	git_status_list_free(status);
  	git_repository_free(repo);
  	git_libgit2_shutdown();
  
  	return 0;
  }
  #endif