thodg/libgit2/tests/test_helpers.c

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• Hash : d12299fe
  Author :
  Date : 2010-12-03T22:22:10
  

  Change include structure for the project The maze with include dependencies has been fixed. There is now a global include: #include <git.h> The git_odb_backend API has been exposed. Signed-off-by: Vicent Marti <tanoku@gmail.com>

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• tests/test_helpers.c

• /*
   * This file is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License, version 2,
   * as published by the Free Software Foundation.
   *
   * In addition to the permissions in the GNU General Public License,
   * the authors give you unlimited permission to link the compiled
   * version of this file into combinations with other programs,
   * and to distribute those combinations without any restriction
   * coming from the use of this file.  (The General Public License
   * restrictions do apply in other respects; for example, they cover
   * modification of the file, and distribution when not linked into
   * a combined executable.)
   *
   * This file is distributed in the hope that it will be useful, but
   * WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   * General Public License for more details.
   *
   * You should have received a copy of the GNU General Public License
   * along with this program; see the file COPYING.  If not, write to
   * the Free Software Foundation, 51 Franklin Street, Fifth Floor,
   * Boston, MA 02110-1301, USA.
   */
  
  #include "common.h"
  #include "test_helpers.h"
  #include "fileops.h"
  
  int write_object_data(char *file, void *data, size_t len)
  {
  	git_file fd;
  	int ret;
  
  	if ((fd = gitfo_creat(file, S_IREAD | S_IWRITE)) < 0)
  		return -1;
  	ret = gitfo_write(fd, data, len);
  	gitfo_close(fd);
  
  	return ret;
  }
  
  int write_object_files(const char *odb_dir, object_data *d)
  {
  	if (gitfo_mkdir(odb_dir, 0755) < 0) {
  		int err = errno;
  		fprintf(stderr, "can't make directory \"%s\"", odb_dir);
  		if (err == EEXIST)
  			fprintf(stderr, " (already exists)");
  		fprintf(stderr, "\n");
  		return -1;
  	}
  
  	if ((gitfo_mkdir(d->dir, 0755) < 0) && (errno != EEXIST)) {
  		fprintf(stderr, "can't make object directory \"%s\"\n", d->dir);
  		return -1;
  	}
  	if (write_object_data(d->file, d->bytes, d->blen) < 0) {
  		fprintf(stderr, "can't write object file \"%s\"\n", d->file);
  		return -1;
  	}
  
  	return 0;
  }
  
  int remove_object_files(const char *odb_dir, object_data *d)
  {
  	if (gitfo_unlink(d->file) < 0) {
  		fprintf(stderr, "can't delete object file \"%s\"\n", d->file);
  		return -1;
  	}
  	if ((gitfo_rmdir(d->dir) < 0) && (errno != ENOTEMPTY)) {
  		fprintf(stderr, "can't remove object directory \"%s\"\n", d->dir);
  		return -1;
  	}
  
  	if (gitfo_rmdir(odb_dir) < 0) {
  		fprintf(stderr, "can't remove directory \"%s\"\n", odb_dir);
  		return -1;
  	}
  
  	return 0;
  }
  
  int remove_loose_object(const char *repository_folder, git_object *object)
  {
  	static const char *objects_folder = "objects/";
  
  	char *ptr, *full_path, *top_folder;
  	int path_length, objects_length;
  
  	assert(repository_folder && object);
  
  	objects_length = strlen(objects_folder);
  	path_length = strlen(repository_folder);
  	ptr = full_path = git__malloc(path_length + objects_length + GIT_OID_HEXSZ + 3);
  
  	strcpy(ptr, repository_folder);
  	strcpy(ptr + path_length, objects_folder);
  
  	ptr = top_folder = ptr + path_length + objects_length;
  	*ptr++ = '/';
  	git_oid_pathfmt(ptr, git_object_id(object));
  	ptr += GIT_OID_HEXSZ + 1;
  	*ptr = 0;
  
  	if (gitfo_unlink(full_path) < 0) {
  		fprintf(stderr, "can't delete object file \"%s\"\n", full_path);
  		return -1;
  	}
  
  	*top_folder = 0;
  
  	if ((gitfo_rmdir(full_path) < 0) && (errno != ENOTEMPTY)) {
  		fprintf(stderr, "can't remove object directory \"%s\"\n", full_path);
  		return -1;
  	}
  
  	free(full_path);
  
  	return GIT_SUCCESS;
  }
  
  int cmp_objects(git_rawobj *o, object_data *d)
  {
  	if (o->type != git_object_string2type(d->type))
  		return -1;
  	if (o->len != d->dlen)
  		return -1;
  	if ((o->len > 0) && (memcmp(o->data, d->data, o->len) != 0))
  		return -1;
  	return 0;
  }
  

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