/usr/share/zsh/functions/Misc/mere is in zsh-common 5.1.1-1ubuntu2.3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 | # read a man page
setopt localoptions extendedglob
local manual="$1" col=col terminal=man magic line
# /usr/bin/col on SunOS 4 doesn't support -x.
if [[ -x /usr/5bin/col ]]; then
col=/usr/5bin/col;
fi
# SunOS 5 has no `man' terminal.
if [[ -d /usr/share/lib/nterm &&
! -e /usr/share/lib/nterm/tab.$terminal ]]; then
terminal=lp;
fi
# HP-UX has no `man' terminal.
if [[ -d /usr/share/lib/term &&
! -e /usr/share/lib/term/tab$terminal ]]; then
terminal=lp;
fi
# IRIX has no `man' terminal.
if [[ -d /usr/lib/nterm &&
! -e /usr/lib/nterm/tab.$terminal ]]; then
terminal=lp;
fi
# Unixware has no `man' terminal.
if [[ -d /usr/ucblib/doctools/nterm &&
! -e /usr/ucblib/doctools/nterm/tab.$terminal ]]; then
terminal=lp;
fi
# Solaris has SGML manuals.
if [[ -f /usr/lib/sgml/sgml2roff ]] &&
[[ "$(read -er < $manual)" = "<!DOCTYPE"* ]]; then
/usr/lib/sgml/sgml2roff $manual | {
read -r line
if [[ $line = ".so "* ]]; then
# There is no cascading .so directive.
# On Solaris 7, at least.
/usr/lib/sgml/sgml2roff ${line#.so }
else
print -lr - "$line"
cat
fi
}
else
read -u0 -k 2 magic < $manual
case $magic in
$'\037\235') zcat $manual;;
$'\037\213') gzip -dc $manual;;
*) cat $manual;;
esac
fi | (
# cd is required to work soelim called by nroff.
case $manual in
*/man/man*/*) cd ${manual:h:h};;
*/man/sman*/*) cd ${manual:h:h};;
esac
read -r line
# The first line beginning with '\" shows preprocessors.
# Unknown preprocessors is ignored.
if [[ $line = "'\\\" "* ]]; then
typeset -A filter
filter=(
e neqn
g grap
p pic
r refer
t tbl
v vgrind
)
eval ${(j:|:)${${(s::)line#\'\\\" }//(#m)?/$filter[$MATCH]}}
elif [[ $line = "'\\\"! "* ]]; then
typeset -A filter
filter=(
eqn neqn
)
eval ${(j:|:)${${${${(s:|:)line#\'\\\"! }# ##}% ##}//(#m)*/$filter[$MATCH]}}
else
print -lr - "$line"
cat
fi |
nroff -T$terminal -man | $col -x
) |
${=MANPAGER:-${PAGER:-more}} -s
|