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__fish_print_hostnames: match IPv6 addresses + cleanup

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exploide 2020-06-28 11:55:07 +02:00 committed by Mahmoud Al-Qudsi
parent f5b431c21b
commit a966ace4a9
1 changed files with 4 additions and 5 deletions
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9
share/functions/__fish_print_hostnames.fish
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@ -3,7 +3,7 @@ function __fish_print_hostnames -d "Print a list of known hostnames"
# `getent` did not exist or `getent hosts` failed, based off the (documented) assumption that
# the former *might* return more hosts than the latter, which has never been officially noted
# to be the case. As `getent` is several times slower, involves shelling out, and is not
# available on some platforms (Cygin and at least some versions of macOS, such as 10.10), that
# available on some platforms (Cygwin and at least some versions of macOS, such as 10.10), that
# order is now reversed and `getent hosts` is only used if the hosts file is not found at
# `/etc/hosts` for portability reasons.
@ -115,8 +115,7 @@ function __fish_print_hostnames -d "Print a list of known hostnames"
end
end
# Avoid shelling out to `awk` more than once by reading all files and operating on their
# combined contents
# Read all files and operate on their combined content
for file in $known_hosts
if test -r $file
read -z <$file
@ -131,8 +130,8 @@ function __fish_print_hostnames -d "Print a list of known hostnames"
# string match -ar "(?:^|,)(?![@|*!])\[?([^ ,:\]]+)\]?"
#
# Instead, manually piece together the regular expressions
string match -v -r '^\s*[!*|@#]' | string replace -r '^\s*(\S+) .*' '$1' |
string split ',' | string replace -r '\[?([^:\]]+).*' '$1'
string match -v -r '^\s*[!*|@#]' | string replace -rf '^\s*(\S+) .*' '$1' |
string split ',' | string replace -r '\[?([^\]]+).*' '$1'
return 0
end