* This handles basic git sha1 object files - packing, unpacking,
* creation etc.
*/
-#include <sys/types.h>
-#include <dirent.h>
#include "cache.h"
#include "delta.h"
#include "pack.h"
int safe_create_leading_directories(char *path)
{
char *pos = path;
+ struct stat st;
+
if (*pos == '/')
pos++;
if (!pos)
break;
*pos = 0;
- if (mkdir(path, 0777) < 0) {
- if (errno != EEXIST) {
+ if (!stat(path, &st)) {
+ /* path exists */
+ if (!S_ISDIR(st.st_mode)) {
*pos = '/';
- return -1;
+ return -3;
}
}
+ else if (mkdir(path, 0777)) {
+ *pos = '/';
+ return -1;
+ }
else if (adjust_shared_perm(path)) {
*pos = '/';
return -2;
static int check_packed_git_idx(const char *path, unsigned long *idx_size_,
void **idx_map_)
{
- SHA_CTX ctx;
- unsigned char sha1[20];
void *idx_map;
unsigned int *index;
unsigned long idx_size;
int nr, i;
- int fd;
+ int fd = open(path, O_RDONLY);
struct stat st;
-
- fd = open(path, O_RDONLY);
if (fd < 0)
return -1;
if (fstat(fd, &st)) {
if (idx_size != 4*256 + nr * 24 + 20 + 20)
return error("wrong index file size");
- /*
- * File checksum.
- */
- SHA1_Init(&ctx);
- SHA1_Update(&ctx, idx_map, idx_size-20);
- SHA1_Final(sha1, &ctx);
-
- if (memcmp(sha1, idx_map + idx_size - 20, 20))
- return error("index checksum mismatch");
-
return 0;
}