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shared/utils: systemd-cgls shows 'n/a' when piping output
author
Anders Olofsson
<anders.olofsson@axis.com>
Mon, 19 Nov 2012 14:25:36 +0000
(15:25 +0100)
committer
Zbigniew Jędrzejewski-Szmek
<zbyszek@in.waw.pl>
Mon, 19 Nov 2012 16:12:17 +0000
(17:12 +0100)
-1 was used to signal failure, but the type was unsigned.
https://bugs.freedesktop.org/show_bug.cgi?id=56644
src/shared/util.c
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diff --git
a/src/shared/util.c
b/src/shared/util.c
index 4cf928f83a3049a443e1cb5bf9404914ed7e2a06..d771d321dd6a7d6a5cc7d4310409f849fb955f3d 100644
(file)
--- a/
src/shared/util.c
+++ b/
src/shared/util.c
@@
-3803,7
+3803,7
@@
int fd_columns(int fd) {
unsigned columns(void) {
const char *e;
-
unsigned
c;
+
int
c;
if (_likely_(cached_columns > 0))
return cached_columns;
@@
-3811,7
+3811,7
@@
unsigned columns(void) {
c = 0;
e = getenv("COLUMNS");
if (e)
- safe_ato
u
(e, &c);
+ safe_ato
i
(e, &c);
if (c <= 0)
c = fd_columns(STDOUT_FILENO);