From: Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>
Date: Wed, 4 Mar 2015 00:07:28 +0000 (-0500)
Subject: shared/util: assume ac when /sys/class/power_supply is missing
X-Git-Tag: v219.0~507
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=commitdiff_plain;h=6d89003462484c8656b698e07b9cf0a337e3818e;p=elogind.git

shared/util: assume ac when /sys/class/power_supply is missing

On s390 (at least) /sys/class/power_supply is not present. We should
treat this like if this directory was empty, and not an error.
---

diff --git a/src/shared/util.c b/src/shared/util.c
index 4a970af3b..74f29949c 100644
--- a/src/shared/util.c
+++ b/src/shared/util.c
@@ -5999,7 +5999,7 @@ int on_ac_power(void) {
 
         d = opendir("/sys/class/power_supply");
         if (!d)
-                return -errno;
+                return errno == ENOENT ? true : -errno;
 
         for (;;) {
                 struct dirent *de;