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fix: dmesg_grep: avoid sigpipe on some systems (#519)

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Use 'grep -m 1' (works under Linux, busybox, BSD) instead of piping to head -n1
This commit is contained in:
Stéphane Lesimple
2026-06-08 21:41:08 +02:00
parent 737cfe4a5f
commit cc159fe7fd
1 changed files with 1 additions and 1 deletions
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src/libs/330_cpu_misc.sh
+1 -1
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@@ -9,7 +9,7 @@ dmesg_grep() {
# dmesg truncated # dmesg truncated
return 2 return 2
fi fi
ret_dmesg_grep_grepped=$(dmesg 2>/dev/null | grep -E "$1" | head -n1) ret_dmesg_grep_grepped=$(dmesg 2>/dev/null | grep -m 1 -E "$1")
# not found: # not found:
[ -z "$ret_dmesg_grep_grepped" ] && return 1 [ -z "$ret_dmesg_grep_grepped" ] && return 1
# found, output is in $ret_dmesg_grep_grepped # found, output is in $ret_dmesg_grep_grepped