systemd/0032-systemctl-in-list-unit-files-always-show-legend-even.patch

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2014-10-04 02:43:52 +00:00
From 4fe1be9ce2e0cca6354a4167f0a1a7e1f943c91c Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Thu, 21 Aug 2014 19:10:26 +0200
Subject: [PATCH] systemctl: in list-unit-files, always show legend, even if we
know about no unit files
---
src/systemctl/systemctl.c | 14 +++++---------
1 file changed, 5 insertions(+), 9 deletions(-)
diff --git a/src/systemctl/systemctl.c b/src/systemctl/systemctl.c
index 072f615ad5..d9b8bee28d 100644
--- a/src/systemctl/systemctl.c
+++ b/src/systemctl/systemctl.c
@@ -1351,11 +1351,8 @@ static int list_unit_files(sd_bus *bus, char **args) {
n_units = hashmap_size(h);
- if (n_units == 0)
- return 0;
-
units = new(UnitFileList, n_units);
- if (!units) {
+ if (!units && n_units > 0) {
unit_file_list_free(h);
return log_oom();
}
@@ -1411,14 +1408,13 @@ static int list_unit_files(sd_bus *bus, char **args) {
return bus_log_parse_error(r);
}
- if (c > 0) {
- qsort(units, c, sizeof(UnitFileList), compare_unit_file_list);
- output_unit_file_list(units, c);
- }
+ qsort_safe(units, c, sizeof(UnitFileList), compare_unit_file_list);
+ output_unit_file_list(units, c);
- if (avoid_bus())
+ if (avoid_bus()) {
for (unit = units; unit < units + c; unit++)
free(unit->path);
+ }
return 0;
}