openrc/sh/functions.in
2008-01-13 13:55:23 +00:00

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