From: Lennart Poettering <lennart@poettering.net>
Date: Thu, 8 Dec 2016 18:39:50 +0000 (+0100)
Subject: util-lib: add new path_is_temporary_fs() API
X-Git-Tag: v233~237^2~36
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=ffeb828596ebc9e5b20333c72862569b8b0875ad;p=thirdparty%2Fsystemd.git

util-lib: add new path_is_temporary_fs() API

As simple wrapper around fd_is_temporary_fs().
---

diff --git a/src/basic/stat-util.c b/src/basic/stat-util.c
index 848572687e2..ac5db710229 100644
--- a/src/basic/stat-util.c
+++ b/src/basic/stat-util.c
@@ -224,3 +224,13 @@ int fd_is_temporary_fs(int fd) {
 
         return is_temporary_fs(&s);
 }
+
+int path_is_temporary_fs(const char *path) {
+        _cleanup_close_ int fd = -1;
+
+        fd = open(path, O_RDONLY|O_CLOEXEC|O_NOCTTY);
+        if (fd < 0)
+                return -errno;
+
+        return fd_is_temporary_fs(fd);
+}
diff --git a/src/basic/stat-util.h b/src/basic/stat-util.h
index 56d28f791e3..5d571efe186 100644
--- a/src/basic/stat-util.h
+++ b/src/basic/stat-util.h
@@ -61,6 +61,7 @@ int path_check_fstype(const char *path, statfs_f_type_t magic_value);
 
 bool is_temporary_fs(const struct statfs *s) _pure_;
 int fd_is_temporary_fs(int fd);
+int path_is_temporary_fs(const char *path);
 
 /* Because statfs.t_type can be int on some architectures, we have to cast
  * the const magic to the type, otherwise the compiler warns about