summaryrefslogtreecommitdiff
path: root/src/grp-udev/udevadm/udevadm-info.c
diff options
context:
space:
mode:
authorLuke Shumaker <lukeshu@sbcglobal.net>2016-09-14 18:33:57 -0400
committerLuke Shumaker <lukeshu@sbcglobal.net>2016-09-14 18:33:57 -0400
commit3c72c8d3ee67388336aca58c5afa3fb93a9c24c0 (patch)
treed072df7fee0f5906fad88c08398b2fe887cbc064 /src/grp-udev/udevadm/udevadm-info.c
parente51613a3291342c6006edda8783755fb8994fd75 (diff)
parent6ba6ca19507add38549e07058c57489a8cd98cd1 (diff)
Merge branch 'notsystemd/postmove' into notsystemd/master
# Conflicts: # src/grp-journal/systemd-journald/Makefile # src/grp-login/systemd-logind/Makefile # src/grp-machine/grp-import/systemd-export/Makefile # src/grp-machine/grp-import/systemd-import/Makefile # src/grp-machine/grp-import/systemd-pull/Makefile # src/grp-machine/systemd-machined/Makefile # src/grp-network/libnetworkd-core/Makefile # src/grp-resolve/libbasic-dns/Makefile # src/grp-resolve/systemd-resolved/Makefile # src/grp-utils/systemd-path/Makefile # src/libshared/src/Makefile # src/libsystemd-network/include/systemd-network/sd-ndisc.h # src/libsystemd/Makefile # src/libsystemd/src/test.mk # src/libudev/Makefile # src/systemd-dbus1-generator/Makefile # src/systemd-nspawn/nspawn.c Signed-off-by: Luke Shumaker <lukeshu@sbcglobal.net>
Diffstat (limited to 'src/grp-udev/udevadm/udevadm-info.c')
-rw-r--r--src/grp-udev/udevadm/udevadm-info.c74
1 files changed, 30 insertions, 44 deletions
diff --git a/src/grp-udev/udevadm/udevadm-info.c b/src/grp-udev/udevadm/udevadm-info.c
index f8b2d915a4..9746d82aa4 100644
--- a/src/grp-udev/udevadm/udevadm-info.c
+++ b/src/grp-udev/udevadm/udevadm-info.c
@@ -157,7 +157,7 @@ static int stat_device(const char *name, bool export, const char *prefix) {
struct stat statbuf;
if (stat(name, &statbuf) != 0)
- return -1;
+ return -errno;
if (export) {
if (prefix == NULL)
@@ -172,23 +172,22 @@ static int stat_device(const char *name, bool export, const char *prefix) {
}
static int export_devices(struct udev *udev) {
- struct udev_enumerate *udev_enumerate;
+ _cleanup_udev_enumerate_unref_ struct udev_enumerate *udev_enumerate;
struct udev_list_entry *list_entry;
udev_enumerate = udev_enumerate_new(udev);
if (udev_enumerate == NULL)
- return -1;
+ return -ENOMEM;
+
udev_enumerate_scan_devices(udev_enumerate);
udev_list_entry_foreach(list_entry, udev_enumerate_get_list_entry(udev_enumerate)) {
- struct udev_device *device;
+ _cleanup_udev_device_unref_ struct udev_device *device;
device = udev_device_new_from_syspath(udev, udev_list_entry_get_name(list_entry));
- if (device != NULL) {
+ if (device != NULL)
print_record(device);
- udev_device_unref(device);
- }
}
- udev_enumerate_unref(udev_enumerate);
+
return 0;
}
@@ -221,39 +220,29 @@ static void cleanup_dir(DIR *dir, mode_t mask, int depth) {
}
static void cleanup_db(struct udev *udev) {
- DIR *dir;
+ _cleanup_closedir_ DIR *dir1 = NULL, *dir2 = NULL, *dir3 = NULL, *dir4 = NULL, *dir5 = NULL;
- unlink("/run/udev/queue.bin");
+ (void) unlink("/run/udev/queue.bin");
- dir = opendir("/run/udev/data");
- if (dir != NULL) {
- cleanup_dir(dir, S_ISVTX, 1);
- closedir(dir);
- }
+ dir1 = opendir("/run/udev/data");
+ if (dir1 != NULL)
+ cleanup_dir(dir1, S_ISVTX, 1);
- dir = opendir("/run/udev/links");
- if (dir != NULL) {
- cleanup_dir(dir, 0, 2);
- closedir(dir);
- }
+ dir2 = opendir("/run/udev/links");
+ if (dir2 != NULL)
+ cleanup_dir(dir2, 0, 2);
- dir = opendir("/run/udev/tags");
- if (dir != NULL) {
- cleanup_dir(dir, 0, 2);
- closedir(dir);
- }
+ dir3 = opendir("/run/udev/tags");
+ if (dir3 != NULL)
+ cleanup_dir(dir3, 0, 2);
- dir = opendir("/run/udev/static_node-tags");
- if (dir != NULL) {
- cleanup_dir(dir, 0, 2);
- closedir(dir);
- }
+ dir4 = opendir("/run/udev/static_node-tags");
+ if (dir4 != NULL)
+ cleanup_dir(dir4, 0, 2);
- dir = opendir("/run/udev/watch");
- if (dir != NULL) {
- cleanup_dir(dir, 0, 1);
- closedir(dir);
- }
+ dir5 = opendir("/run/udev/watch");
+ if (dir5 != NULL)
+ cleanup_dir(dir5, 0, 1);
}
static void help(void) {
@@ -375,7 +364,8 @@ static int uinfo(struct udev *udev, int argc, char *argv[]) {
action = ACTION_ATTRIBUTE_WALK;
break;
case 'e':
- export_devices(udev);
+ if (export_devices(udev) < 0)
+ return 1;
return 0;
case 'c':
cleanup_db(udev);
@@ -444,17 +434,13 @@ static int uinfo(struct udev *udev, int argc, char *argv[]) {
case QUERY_PROPERTY:
list_entry = udev_device_get_properties_list_entry(device);
while (list_entry != NULL) {
- if (export) {
- const char *prefix = export_prefix;
-
- if (prefix == NULL)
- prefix = "";
- printf("%s%s='%s'\n", prefix,
+ if (export)
+ printf("%s%s='%s'\n", strempty(export_prefix),
udev_list_entry_get_name(list_entry),
udev_list_entry_get_value(list_entry));
- } else {
+ else
printf("%s=%s\n", udev_list_entry_get_name(list_entry), udev_list_entry_get_value(list_entry));
- }
+
list_entry = udev_list_entry_get_next(list_entry);
}
break;