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/*
* 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;
}
int copy_file(const char *src, const char *dst)
{
gitfo_buf source_buf;
git_file dst_fd;
int error = GIT_ERROR;
if (gitfo_read_file(&source_buf, src) < GIT_SUCCESS)
return GIT_ENOTFOUND;
dst_fd = gitfo_creat(dst, 0644);
if (dst_fd < 0)
goto cleanup;
error = gitfo_write(dst_fd, source_buf.data, source_buf.len);
cleanup:
gitfo_free_buf(&source_buf);
gitfo_close(dst_fd);
return error;
}
int cmp_files(const char *a, const char *b)
{
gitfo_buf buf_a, buf_b;
int error = GIT_ERROR;
if (gitfo_read_file(&buf_a, a) < GIT_SUCCESS)
return GIT_ERROR;
if (gitfo_read_file(&buf_b, b) < GIT_SUCCESS) {
gitfo_free_buf(&buf_a);
return GIT_ERROR;
}
if (buf_a.len == buf_b.len && !memcmp(buf_a.data, buf_b.data, buf_a.len))
error = GIT_SUCCESS;
gitfo_free_buf(&buf_a);
gitfo_free_buf(&buf_b);
return error;
}
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