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[bash,zsh] Correctly exclude the hostname "0.0.0.0"

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In the current implementation, any hostnames in /etc/hosts containing
"0.0.0.0" as a part (such as "110.0.0.0" would be excluded.  "0.0.0.0"
should be checked by the exact match.
This commit is contained in:
Koichi Murase
2025-06-04 11:25:49 +09:00
committed by Junegunn Choi
parent 585cfaef8b
commit adc9ad28da
2 changed files with 6 additions and 4 deletions
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5
shell/completion.bash
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@@ -516,11 +516,12 @@ if ! declare -F __fzf_list_hosts > /dev/null; then
# Note: mawk <= 1.3.3-20090705 does not support the POSIX brackets of
# the form [[:blank:]], and Ubuntu 18.04 LTS still uses this
# 16-year-old mawk unfortunately. We need to use [ \t] instead.
/^[ \t]*(#|$)|0\.0\.0\.0/ { next }
/^[ \t]*(#|$)/ { next }
{
sub(/#.*/, "")
for (i = 2; i <= NF; i++)
print $i
if ($i != "0.0.0.0")
print $i
}
' /etc/hosts 2> /dev/null
)