89 lines
1.8 KiB
Bash
Executable File
89 lines
1.8 KiB
Bash
Executable File
#!/bin/sh
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# Emulate nroff with groff.
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# $FreeBSD$
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prog="$0"
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# Default device.
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# First try the "locale charmap" command, because it's most reliable.
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# On systems where it doesn't exist, look at the environment variables.
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case "`#locale charmap 2>/dev/null`" in
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UTF-8)
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T=-Tutf8 ;;
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ISO-8859-1)
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T=-Tlatin1 ;;
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IBM-1047)
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T=-Tcp1047 ;;
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*)
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case "${LC_ALL-${LC_CTYPE-${LANG}}}" in
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*.UTF-8)
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T=-Tutf8 ;;
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iso_8859_1 | *.ISO-8859-1 | *.ISO_8859-1)
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T=-Tlatin1 ;;
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*.IBM-1047)
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T=-Tcp1047 ;;
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*.KOI8-R)
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T=-Tkoi8-r ;;
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*)
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case "$LESSCHARSET" in
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utf-8)
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T=-Tutf8 ;;
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latin1)
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T=-Tlatin1 ;;
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cp1047)
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T=-Tcp1047 ;;
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*)
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T=-Tascii ;;
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esac ;;
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esac ;;
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esac
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opts=
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safer=-S
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# `for i; do' doesn't work with some versions of sh
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for i
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do
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case $1 in
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-h)
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opts="$opts -P-h" ;;
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-[eq] | -s*)
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# ignore these options
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;;
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-[mrnoT])
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echo "$prog: option $1 requires an argument" >&2
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exit 1 ;;
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-[itp] | -[mrno]*)
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opts="$opts $1" ;;
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-Tascii | -Tlatin1 | -Tkoi8-r | -Tutf8 | -Tcp1047)
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T=$1 ;;
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-T*)
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# ignore other devices
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;;
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-S)
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# safer behaviour
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safer=-S ;;
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-U)
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# unsafe behaviour
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safer=-U ;;
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-u*)
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# Solaris 2.2 `man' uses -u0; ignore it,
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# since `less' and `more' can use the emboldening info.
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;;
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--)
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shift
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break ;;
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-)
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break ;;
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-*)
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echo "$prog: invalid option $1" >&2
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exit 1 ;;
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*)
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break ;;
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esac
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shift
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done
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# This shell script is intended for use with man, so warnings are
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# probably not wanted. Also load nroff-style character definitions.
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exec groff $safer -Wall -mtty-char $T $opts ${1+"$@"}
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