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From 33088d83ecaf03611e3d20a893e675e4d7c3ae9a Mon Sep 17 00:00:00 2001
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From: Umut Tezduyar Lindskog <umut.tezduyar@axis.com>
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Date: Wed, 11 Mar 2015 11:24:18 +0100
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Subject: [PATCH] cgtop: fix assert when not on tty
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systemd-cgtop --dept=1 -b -n 10 -d 0.1 | cat
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Assertion 'new_length >= 3' failed at src/shared/util.c:3 \
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595, function ellipsize_mem(). Aborting.
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Aborted (core dumped)
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(David: add comment)
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(cherry picked from commit 510c4a0f1e7e7efe2897d2fbb9067f121467b103)
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---
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src/cgtop/cgtop.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/src/cgtop/cgtop.c b/src/cgtop/cgtop.c
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index 3c7ad40605..f951c37cbc 100644
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--- a/src/cgtop/cgtop.c
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+++ b/src/cgtop/cgtop.c
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@@ -447,7 +447,7 @@ static int display(Hashmap *a) {
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Group *g;
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Group **array;
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signed path_columns;
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- unsigned rows, n = 0, j, maxtcpu = 0, maxtpath = 0;
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+ unsigned rows, n = 0, j, maxtcpu = 0, maxtpath = 3; /* 3 for ellipsize() to work properly */
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char buffer[MAX3(21, FORMAT_BYTES_MAX, FORMAT_TIMESPAN_MAX)];
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assert(a);
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