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Fix crash when /etc/{fstab,hosts} is unreadable.

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This commit is contained in:
Kenneth Vestergaard 2013-02-15 01:41:49 +01:00 committed by ridiculousfish
parent c9b4163e23
commit 286bef5eb7
1 changed files with 2 additions and 2 deletions
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4
share/functions/__fish_print_hostnames.fish
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@ -4,11 +4,11 @@ function __fish_print_hostnames -d "Print a list of known hostnames"
# Print all hosts from /etc/hosts
if test -x /usr/bin/getent
getent hosts | tr -s ' ' ' ' | cut -d ' ' -f 2- | tr ' ' '\n'
else if test -f /etc/hosts
else if test -r /etc/hosts
tr -s ' \t' ' ' < /etc/hosts | sed 's/ *#.*//' | cut -s -d ' ' -f 2- | sgrep -o '[^ ]*'
end
# Print nfs servers from /etc/fstab
if test -f /etc/fstab
if test -r /etc/fstab
sgrep </etc/fstab "^\([0-9]*\.[0-9]*\.[0-9]*\.[0-9]*\|[a-zA-Z.]*\):"|cut -d : -f 1
end