diff options
Diffstat (limited to 'path.c')
| -rw-r--r-- | path.c | 53 |
1 files changed, 33 insertions, 20 deletions
@@ -311,36 +311,49 @@ char *enter_repo(char *path, int strict) return NULL; } -int adjust_shared_perm(const char *path) +int set_shared_perm(const char *path, int mode) { struct stat st; - int mode; + int tweak, shared, orig_mode; - if (!shared_repository) + if (!shared_repository) { + if (mode) + return chmod(path, mode & ~S_IFMT); return 0; - if (lstat(path, &st) < 0) - return -1; - mode = st.st_mode; - - if (shared_repository) { - int tweak = shared_repository; - if (!(mode & S_IWUSR)) - tweak &= ~0222; - mode |= tweak; - } else { - /* Preserve old PERM_UMASK behaviour */ - if (mode & S_IWUSR) - mode |= S_IWGRP; } + if (!mode) { + if (lstat(path, &st) < 0) + return -1; + mode = st.st_mode; + orig_mode = mode; + } else + orig_mode = 0; + if (shared_repository < 0) + shared = -shared_repository; + else + shared = shared_repository; + tweak = shared; + + if (!(mode & S_IWUSR)) + tweak &= ~0222; + if (mode & S_IXUSR) + /* Copy read bits to execute bits */ + tweak |= (tweak & 0444) >> 2; + if (shared_repository < 0) + mode = (mode & ~0777) | tweak; + else + mode |= tweak; if (S_ISDIR(mode)) { - mode |= FORCE_DIR_SET_GID; - /* Copy read bits to execute bits */ - mode |= (shared_repository & 0444) >> 2; + mode |= (shared & 0444) >> 2; + mode |= FORCE_DIR_SET_GID; } - if ((mode & st.st_mode) != mode && chmod(path, mode) < 0) + if (((shared_repository < 0 + ? (orig_mode & (FORCE_DIR_SET_GID | 0777)) + : (orig_mode & mode)) != mode) && + chmod(path, (mode & ~S_IFMT)) < 0) return -2; return 0; } |