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#!/bin/sh
# Emulate nroff with groff.
prog="$0"
# Default device.
# First try the "locale charmap" command, because it's most reliable.
# On systems where it doesn't exist, look at the environment variables.
case "`locale charmap 2>/dev/null`" in
UTF-8)
T=-Tutf8 ;;
ISO-8859-1)
T=-Tlatin1 ;;
IBM-1047)
T=-Tcp1047 ;;
*)
case "${LC_ALL-${LC_CTYPE-${LANG}}}" in
*.UTF-8)
T=-Tutf8 ;;
iso_8859_1 | *.ISO-8859-1)
T=-Tlatin1 ;;
*.IBM-1047)
T=-Tcp1047 ;;
*)
case "$LESSCHARSET" in
utf-8)
T=-Tutf8 ;;
latin1)
T=-Tlatin1 ;;
cp1047)
T=-Tcp1047 ;;
*)
T=-Tascii ;;
esac ;;
esac ;;
esac
opts=
safer=-S
# `for i; do' doesn't work with some versions of sh
for i
do
case $1 in
-h)
opts="$opts -P-h" ;;
-[eq] | -s*)
# ignore these options
;;
-[mrnoT])
echo "$prog: option $1 requires an argument" >&2
exit 1 ;;
-i | -[mrno]*)
opts="$opts $1" ;;
-Tascii | -Tlatin1 | -Tutf8 | -Tcp1047)
T=$1 ;;
-T*)
# ignore other devices
;;
-S)
# safer behaviour
safer=-S ;;
-U)
# unsafe behaviour
safer=-U ;;
-u*)
# Solaris 2.2 `man' uses -u0; ignore it,
# since `less' and `more' can use the emboldening info.
;;
--)
shift
break ;;
-)
break ;;
-*)
echo "$prog: invalid option $1" >&2
exit 1 ;;
*)
break ;;
esac
shift
done
# This shell script is intended for use with man, so warnings are
# probably not wanted. Also load nroff-style character definitions.
exec groff $safer -Wall -mtty-char $T $opts ${1+"$@"}
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