diff options
Diffstat (limited to 'dir.c')
| -rw-r--r-- | dir.c | 35 |
1 files changed, 28 insertions, 7 deletions
@@ -1172,22 +1172,32 @@ int is_empty_dir(const char *path) return ret; } -int remove_dir_recursively(struct strbuf *path, int flag) +static int remove_dir_recurse(struct strbuf *path, int flag, int *kept_up) { DIR *dir; struct dirent *e; - int ret = 0, original_len = path->len, len; + int ret = 0, original_len = path->len, len, kept_down = 0; int only_empty = (flag & REMOVE_DIR_EMPTY_ONLY); + int keep_toplevel = (flag & REMOVE_DIR_KEEP_TOPLEVEL); unsigned char submodule_head[20]; if ((flag & REMOVE_DIR_KEEP_NESTED_GIT) && - !resolve_gitlink_ref(path->buf, "HEAD", submodule_head)) + !resolve_gitlink_ref(path->buf, "HEAD", submodule_head)) { /* Do not descend and nuke a nested git work tree. */ + if (kept_up) + *kept_up = 1; return 0; + } + flag &= ~REMOVE_DIR_KEEP_TOPLEVEL; dir = opendir(path->buf); - if (!dir) - return rmdir(path->buf); + if (!dir) { + /* an empty dir could be removed even if it is unreadble */ + if (!keep_toplevel) + return rmdir(path->buf); + else + return -1; + } if (path->buf[original_len - 1] != '/') strbuf_addch(path, '/'); @@ -1202,7 +1212,7 @@ int remove_dir_recursively(struct strbuf *path, int flag) if (lstat(path->buf, &st)) ; /* fall thru */ else if (S_ISDIR(st.st_mode)) { - if (!remove_dir_recursively(path, only_empty)) + if (!remove_dir_recurse(path, flag, &kept_down)) continue; /* happy */ } else if (!only_empty && !unlink(path->buf)) continue; /* happy, too */ @@ -1214,11 +1224,22 @@ int remove_dir_recursively(struct strbuf *path, int flag) closedir(dir); strbuf_setlen(path, original_len); - if (!ret) + if (!ret && !keep_toplevel && !kept_down) ret = rmdir(path->buf); + else if (kept_up) + /* + * report the uplevel that it is not an error that we + * did not rmdir() our directory. + */ + *kept_up = !ret; return ret; } +int remove_dir_recursively(struct strbuf *path, int flag) +{ + return remove_dir_recurse(path, flag, NULL); +} + void setup_standard_excludes(struct dir_struct *dir) { const char *path; |