util: introduce mkdir_p()

[elogind.git] / util.c

diff --git a/util.c b/util.c
index b4d6eefbd265f160eddfe38e0f07f88954aafc4d..29f48b08e3b918991350caa2794682a239b7ca5e 100644 (file)
--- a/util.c
+++ b/util.c
@@ -42,6 +42,19 @@
 #include "log.h"
 #include "strv.h"
 
+bool streq_ptr(const char *a, const char *b) {
+
+        /* Like streq(), but tries to make sense of NULL pointers */
+
+        if (a && b)
+                return streq(a, b);
+
+        if (!a && !b)
+                return true;
+
+        return false;
+}
+
 usec_t now(clockid_t clock_id) {
         struct timespec ts;
 
@@ -715,6 +728,20 @@ int mkdir_parents(const char *path, mode_t mode) {
         }
 }
 
+int mkdir_p(const char *path, mode_t mode) {
+        int r;
+
+        /* Like mkdir -p */
+
+        if ((r = mkdir_parents(path, mode)) < 0)
+                return r;
+
+        if (mkdir(path, mode) < 0)
+                return -errno;
+
+        return 0;
+}
+
 char hexchar(int x) {
         static const char table[16] = "0123456789abcdef";