X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fshared%2Futil.c;h=7281cc8ab88a572b507404f28d5332b7a176437f;hb=8333c77edf8fd1654cd96f3f6ee0f078dd64b58b;hp=0444cf44561360d20f0589e17283c5517fc77ee2;hpb=3baed19327663d012c3313b72cc5b3d02a58720a;p=elogind.git

diff --git a/src/shared/util.c b/src/shared/util.c
index 0444cf445..7281cc8ab 100644
--- a/src/shared/util.c
+++ b/src/shared/util.c
@@ -59,6 +59,7 @@
 #include <limits.h>
 #include <langinfo.h>
 #include <locale.h>
+#include <libgen.h>
 
 #include "macro.h"
 #include "util.h"
@@ -2264,7 +2265,7 @@ int parse_bytes(const char *t, off_t *bytes) {
                 errno = 0;
                 l = strtoll(p, &e, 10);
 
-                if (errno != 0)
+                if (errno > 0)
                         return -errno;
 
                 if (l < 0)
@@ -2356,6 +2357,24 @@ int dir_is_empty(const char *path) {
         }
 }
 
+char* dirname_malloc(const char *path) {
+        char *d, *dir, *dir2;
+
+        d = strdup(path);
+        if (!d)
+                return NULL;
+        dir = dirname(d);
+        assert(dir);
+
+        if (dir != d) {
+                dir2 = strdup(dir);
+                free(d);
+                return dir2;
+        }
+
+        return dir;
+}
+
 unsigned long long random_ull(void) {
         _cleanup_close_ int fd;
         uint64_t ull;
@@ -4172,7 +4191,7 @@ int get_user_creds(
         }
 
         if (!p)
-                return errno != 0 ? -errno : -ESRCH;
+                return errno > 0 ? -errno : -ESRCH;
 
         if (uid)
                 *uid = p->pw_uid;
@@ -4253,7 +4272,7 @@ int get_group_creds(const char **groupname, gid_t *gid) {
         }
 
         if (!g)
-                return errno != 0 ? -errno : -ESRCH;
+                return errno > 0 ? -errno : -ESRCH;
 
         if (gid)
                 *gid = g->gr_gid;
@@ -5708,7 +5727,7 @@ int create_tmp_dir(char template[], char** dir_name) {
         dt = strjoin(d, "/tmp", NULL);
         if (!dt) {
                 r = log_oom();
-                goto fail2;
+                goto fail3;
         }
 
         umask(0000);
@@ -5716,7 +5735,7 @@ int create_tmp_dir(char template[], char** dir_name) {
         if (r) {
                 log_error("Can't create directory %s: %m", dt);
                 r = -errno;
-                goto fail1;
+                goto fail2;
         }
         log_debug("Created temporary directory %s", dt);
 
@@ -5734,6 +5753,8 @@ int create_tmp_dir(char template[], char** dir_name) {
 fail1:
         rmdir(dt);
 fail2:
+        free(dt);
+fail3:
         rmdir(template);
         return r;
 }