118 lines
2.8 KiB
Bash
118 lines
2.8 KiB
Bash
# Copyright 2007-2008 Roy Marples <roy@marples.name>
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# All rights reserved. Released under the 2-clause BSD license.
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# Allow any sh script to work with einfo functions and friends
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# We also provide a few helpful functions for other programs to use
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RC_GOT_FUNCTIONS="yes"
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eindent()
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{
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EINFO_INDENT=$((${EINFO_INDENT:-0} + 2))
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[ "${EINFO_INDENT}" -gt 40 ] && EINFO_INDENT=40
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export EINFO_INDENT
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}
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eoutdent()
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{
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EINFO_INDENT=$((${EINFO_INDENT:-0} - 2))
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[ "${EINFO_INDENT}" -lt 0 ] && EINFO_INDENT=0
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return 0
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}
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yesno()
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{
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[ -z "$1" ] && return 1
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case "$1" in
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[Yy][Ee][Ss]|[Tt][Rr][Uu][Ee]|[Oo][Nn]|1) return 0;;
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[Nn][Oo]|[Ff][Aa][Ll][Ss][Ee]|[Oo][Ff][Ff]|0) return 1;;
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esac
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local value=
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eval value=\$${1}
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case "${value}" in
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[Yy][Ee][Ss]|[Tt][Rr][Uu][Ee]|[Oo][Nn]|1) return 0;;
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[Nn][Oo]|[Ff][Aa][Ll][Ss][Ee]|[Oo][Ff][Ff]|0) return 1;;
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*) vewarn "\$${1} is not set properly"; return 1;;
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esac
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}
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rc_runlevel() {
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rc-status --runlevel
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}
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_sanitize_path()
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{
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local IFS=":" p= path=
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for p in ${PATH}; do
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case "${p}" in
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@PREFIX@/@LIB@/rc/bin|@PREFIX@/@LIB@/rc/sbin);;
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@PREFIX@/bin|@PREFIX@/sbin|/usr/bin|/usr/sbin);;
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@PKG_PREFIX@/bin|@PKG_PREFIX@/sbin);;
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@LOCAL_PREFIX@/bin|@LOCAL_PREFIX@/sbin);;
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*) path="${path}${path:+:}${p}";;
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esac
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done
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echo "${path}"
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}
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# Allow our scripts to support zsh
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if [ -n "$ZSH_VERSION" ]; then
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emulate sh
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NULLCMD=:
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alias -g '${1+"$@"}'='"$@"'
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setopt NO_GLOB_SUBST
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fi
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# Use a special shell feature to save forking
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if [ -n "$BASH_VERSION" -o "$ZSH_VERSION" ]; then
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shell_var() { LC_ALL=C echo "${@//[![:word:]]/_}"; }
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fi
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# Make a sane PATH
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_PREFIX=@PREFIX@
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_PKG_PREFIX=@PKG_PREFIX@
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_LOCAL_PREFIX=@LOCAL_PREFIX@
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_LOCAL_PREFIX=${_LOCAL_PREFIX:-/usr/local}
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_PATH=@PREFIX@/@LIB@/rc/bin
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case "${_PREFIX}" in
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"${_PKG_PREFIX}"|"${_LOCAL_PREFIX}") ;;
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*) _PATH="${_PATH}:${_PREFIX}/bin:${_PREFIX}/sbin";;
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esac
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_PATH="${_PATH}":/bin:/sbin:/usr/bin:/usr/sbin
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if [ -n "${_PKG_PREFIX}" ]; then
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_PATH="${_PATH}:${_PKG_PREFIX}/bin:${_PKG_PREFIX}/sbin"
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fi
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if [ -n "${_LOCAL_PREFIX}" ]; then
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_PATH="${_PATH}:${_LOCAL_PREFIX}/bin:${_LOCAL_PREFIX}/sbin"
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fi
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_path="$(_sanitize_path "${PATH}")"
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export PATH="${_PATH}${_path:+:}${_path}"
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unset _sanitize_path _PREFIX _PKG_PREFIX _LOCAL_PREFIX _PATH _path
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for arg; do
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case "${arg}" in
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--nocolor|--nocolour|-C)
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export EINFO_COLOR="NO"
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;;
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esac
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done
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if [ -t 1 ] && yesno "${EINFO_COLOR:-YES}"; then
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if [ -z "${GOOD}" ]; then
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eval $(eval_ecolors)
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fi
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else
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# We need to have shell stub functions so our init scripts can remember
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# the last ecmd
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for _e in ebegin eend error errorn einfo einfon ewarn ewarnn ewend \
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vebegin veend veinfo vewarn vewend; do
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eval "${_e}() { local _r; @PREFIX@/@LIB@/rc/bin/${_e} \"\$@\"; _r=$?; \
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export EINFO_LASTCMD=${_e}; return \$_r; }"
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done
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unset _e
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fi
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