GIT 1.1.4

diff --combined sha1_file.c
index 8bebbb255f762fc36f165b87023d8cc37732968a,d451a94efed7d36d55cf1b77324eaf55e0d50d69..20f6419bde22ee81b69f02e0336ecf92aa2e1323
--- 1/sha1_file.c
--- 2/sha1_file.c
+++ b/sha1_file.c
@@@ -48,29 -48,6 +48,29 @@@ int get_sha1_hex(const char *hex, unsig
        return 0;
  }
  
 +int adjust_shared_perm(const char *path)
 +{
 +      struct stat st;
 +      int mode;
 +
 +      if (!shared_repository)
 +              return 0;
 +      if (lstat(path, &st) < 0)
 +              return -1;
 +      mode = st.st_mode;
 +      if (mode & S_IRUSR)
 +              mode |= S_IRGRP;
 +      if (mode & S_IWUSR)
 +              mode |= S_IWGRP;
 +      if (mode & S_IXUSR)
 +              mode |= S_IXGRP;
 +      if (S_ISDIR(mode))
 +              mode |= S_ISGID;
 +      if (chmod(path, mode) < 0)
 +              return -2;
 +      return 0;
 +}
 +
  int safe_create_leading_directories(char *path)
  {
        char *pos = path;
@@@ -82,16 -59,11 +82,16 @@@
                if (!pos)
                        break;
                *pos = 0;
 -              if (mkdir(path, 0777) < 0)
 +              if (mkdir(path, 0777) < 0) {
                        if (errno != EEXIST) {
                                *pos = '/';
                                return -1;
                        }
 +              }
 +              else if (adjust_shared_perm(path)) {
 +                      *pos = '/';
 +                      return -2;
 +              }
                *pos++ = '/';
        }
        return 0;
@@@ -349,16 -321,12 +349,12 @@@ struct packed_git *packed_git
  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)) {
@@@ -396,16 -364,6 +392,6 @@@
        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;
  }
  
@@@ -1283,8 -1241,6 +1269,8 @@@ static int link_temp_to_file(const cha
                if (dir) {
                        *dir = 0;
                        mkdir(filename, 0777);
 +                      if (adjust_shared_perm(filename))
 +                              return -2;
                        *dir = '/';
                        if (!link(tmpfile, filename))
                                return 0;