basic: add readdir_no_dot and safe_glob functions

[elogind.git] / src / basic / dirent-util.c

diff --git a/src/basic/dirent-util.c b/src/basic/dirent-util.c
index c433d5844aa15b236a9a6a343f0ea192a3eb1dfe..5bf58bcdc36d442022e1ef6a82965e06aecfcdf2 100644 (file)
--- a/src/basic/dirent-util.c
+++ b/src/basic/dirent-util.c
@@ -1,5 +1,3 @@
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
 /***
   This file is part of systemd.
 
@@ -21,10 +19,9 @@
 
 #include <fcntl.h>
 #include <sys/stat.h>
-#include <sys/types.h>
-#include <unistd.h>
 
 #include "dirent-util.h"
+#include "path-util.h"
 #include "string-util.h"
 
 int dirent_ensure_type(DIR *d, struct dirent *de) {
@@ -55,12 +52,10 @@ int dirent_ensure_type(DIR *d, struct dirent *de) {
 bool dirent_is_file(const struct dirent *de) {
         assert(de);
 
-        if (hidden_file(de->d_name))
+        if (!IN_SET(de->d_type, DT_REG, DT_LNK, DT_UNKNOWN))
                 return false;
 
-        if (de->d_type != DT_REG &&
-            de->d_type != DT_LNK &&
-            de->d_type != DT_UNKNOWN)
+        if (hidden_or_backup_file(de->d_name))
                 return false;
 
         return true;
@@ -69,13 +64,25 @@ bool dirent_is_file(const struct dirent *de) {
 bool dirent_is_file_with_suffix(const struct dirent *de, const char *suffix) {
         assert(de);
 
-        if (de->d_type != DT_REG &&
-            de->d_type != DT_LNK &&
-            de->d_type != DT_UNKNOWN)
+        if (!IN_SET(de->d_type, DT_REG, DT_LNK, DT_UNKNOWN))
                 return false;
 
-        if (hidden_file_allow_backup(de->d_name))
+        if (de->d_name[0] == '.')
                 return false;
 
+        if (!suffix)
+                return true;
+
         return endswith(de->d_name, suffix);
 }
+
+struct dirent* readdir_no_dot(DIR *dirp) {
+        struct dirent* d;
+
+        for (;;) {
+                d = readdir(dirp);
+                if (d && dot_or_dot_dot(d->d_name))
+                        continue;
+                return d;
+        }
+}