/*

 * libgit2 "showindex" example - shows how to extract data from the index

 *

 * Written by the libgit2 contributors

 *

 * To the extent possible under law, the author(s) have dedicated all copyright

 * and related and neighboring rights to this software to the public domain

 * worldwide. This software is distributed without any warranty.

 *

 * You should have received a copy of the CC0 Public Domain Dedication along

 * with this software. If not, see

 * <http://creativecommons.org/publicdomain/zero/1.0/>.

 */

#include "common.h"

int main (int argc, char** argv)

{

	git_index *index;

	unsigned int i, ecount;

	char *dir = ".";

	size_t dirlen;

	char out[GIT_OID_HEXSZ+1];

	out[GIT_OID_HEXSZ] = '\0';

	git_libgit2_init();

	if (argc > 2)

		fatal("usage: showindex [<repo-dir>]", NULL);

	if (argc > 1)

		dir = argv[1];

	dirlen = strlen(dir);

	if (dirlen > 5 && strcmp(dir + dirlen - 5, "index") == 0) {

		check_lg2(git_index_open(&index, dir), "could not open index", dir);

	} else {

		git_repository *repo;

		check_lg2(git_repository_open_ext(&repo, dir, 0, NULL), "could not open repository", dir);

		check_lg2(git_repository_index(&index, repo), "could not open repository index", NULL);

		git_repository_free(repo);

	}

	git_index_read(index, 0);

	ecount = git_index_entrycount(index);

	if (!ecount)

		printf("Empty index\n");

	for (i = 0; i < ecount; ++i) {

		const git_index_entry *e = git_index_get_byindex(index, i);

		git_oid_fmt(out, &e->id);

		printf("File Path: %s\n", e->path);

		printf("    Stage: %d\n", git_index_entry_stage(e));

		printf(" Blob SHA: %s\n", out);

		printf("File Mode: %07o\n", e->mode);

		printf("File Size: %d bytes\n", (int)e->file_size);

		printf("Dev/Inode: %d/%d\n", (int)e->dev, (int)e->ino);

		printf("  UID/GID: %d/%d\n", (int)e->uid, (int)e->gid);

		printf("    ctime: %d\n", (int)e->ctime.seconds);

		printf("    mtime: %d\n", (int)e->mtime.seconds);

		printf("\n");

	}

	git_index_free(index);

	git_libgit2_shutdown();

	return 0;

}