return 0;
}
+static int get_dtype(struct dirent *de, const char *path)
+{
+ int dtype = DTYPE(de);
+ struct stat st;
+
+ if (dtype != DT_UNKNOWN)
+ return dtype;
+ if (lstat(path, &st))
+ return dtype;
+ if (S_ISREG(st.st_mode))
+ return DT_REG;
+ if (S_ISDIR(st.st_mode))
+ return DT_DIR;
+ if (S_ISLNK(st.st_mode))
+ return DT_LNK;
+ return dtype;
+}
+
/*
* Read a directory tree. We currently ignore anything but
* directories, regular files and symlinks. That's because git
exclude_stk = push_exclude_per_directory(dir, base, baselen);
while ((de = readdir(fdir)) != NULL) {
- int len;
+ int len, dtype;
int exclude;
if ((de->d_name[0] == '.') &&
if (exclude && dir->collect_ignored
&& in_pathspec(fullname, baselen + len, simplify))
dir_add_ignored(dir, fullname, baselen + len);
- if (exclude != dir->show_ignored) {
- if (!dir->show_ignored || DTYPE(de) != DT_DIR) {
+
+ /*
+ * Excluded? If we don't explicitly want to show
+ * ignored files, ignore it
+ */
+ if (exclude && !dir->show_ignored)
+ continue;
+
+ dtype = get_dtype(de, fullname);
+
+ /*
+ * Do we want to see just the ignored files?
+ * We still need to recurse into directories,
+ * even if we don't ignore them, since the
+ * directory may contain files that we do..
+ */
+ if (!exclude && dir->show_ignored) {
+ if (dtype != DT_DIR)
continue;
- }
}
- switch (DTYPE(de)) {
- struct stat st;
+ switch (dtype) {
default:
continue;
- case DT_UNKNOWN:
- if (lstat(fullname, &st))
- continue;
- if (S_ISREG(st.st_mode) || S_ISLNK(st.st_mode))
- break;
- if (!S_ISDIR(st.st_mode))
- continue;
- /* fallthrough */
case DT_DIR:
memcpy(fullname + baselen + len, "/", 2);
len++;
struct stat sb;
return stat(f, &sb) == 0;
}
+
+/*
+ * get_relative_cwd() gets the prefix of the current working directory
+ * relative to 'dir'. If we are not inside 'dir', it returns NULL.
+ *
+ * As a convenience, it also returns NULL if 'dir' is already NULL. The
+ * reason for this behaviour is that it is natural for functions returning
+ * directory names to return NULL to say "this directory does not exist"
+ * or "this directory is invalid". These cases are usually handled the
+ * same as if the cwd is not inside 'dir' at all, so get_relative_cwd()
+ * returns NULL for both of them.
+ *
+ * Most notably, get_relative_cwd(buffer, size, get_git_work_tree())
+ * unifies the handling of "outside work tree" with "no work tree at all".
+ */
+char *get_relative_cwd(char *buffer, int size, const char *dir)
+{
+ char *cwd = buffer;
+
+ if (!dir)
+ return NULL;
+ if (!getcwd(buffer, size))
+ die("can't find the current directory: %s", strerror(errno));
+
+ if (!is_absolute_path(dir))
+ dir = make_absolute_path(dir);
+
+ while (*dir && *dir == *cwd) {
+ dir++;
+ cwd++;
+ }
+ if (*dir)
+ return NULL;
+ if (*cwd == '/')
+ return cwd + 1;
+ return cwd;
+}
+
+int is_inside_dir(const char *dir)
+{
+ char buffer[PATH_MAX];
+ return get_relative_cwd(buffer, sizeof(buffer), dir) != NULL;
+}
+
+int remove_dir_recursively(struct strbuf *path, int only_empty)
+{
+ DIR *dir = opendir(path->buf);
+ struct dirent *e;
+ int ret = 0, original_len = path->len, len;
+
+ if (!dir)
+ return -1;
+ if (path->buf[original_len - 1] != '/')
+ strbuf_addch(path, '/');
+
+ len = path->len;
+ while ((e = readdir(dir)) != NULL) {
+ struct stat st;
+ if ((e->d_name[0] == '.') &&
+ ((e->d_name[1] == 0) ||
+ ((e->d_name[1] == '.') && e->d_name[2] == 0)))
+ continue; /* "." and ".." */
+
+ strbuf_setlen(path, len);
+ strbuf_addstr(path, e->d_name);
+ if (lstat(path->buf, &st))
+ ; /* fall thru */
+ else if (S_ISDIR(st.st_mode)) {
+ if (!remove_dir_recursively(path, only_empty))
+ continue; /* happy */
+ } else if (!only_empty && !unlink(path->buf))
+ continue; /* happy, too */
+
+ /* path too long, stat fails, or non-directory still exists */
+ ret = -1;
+ break;
+ }
+ closedir(dir);
+
+ strbuf_setlen(path, original_len);
+ if (!ret)
+ ret = rmdir(path->buf);
+ return ret;
+}