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# Copyright 1999-2007 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# Please keep this useable by every shell in portage
RC_GOT_FUNCTIONS="yes"
eindent() {
RC_EINDENT=$((${RC_EINDENT:-0} + 2))
[ "${RC_EINDENT}" -gt 40 ] && RC_EINDENT=40
export RC_EINDENT
}
eoutdent() {
RC_EINDENT=$((${RC_EINDENT:-0} - 2))
[ "${RC_EINDENT}" -lt 0 ] && RC_EINDENT=0
return 0
}
# Safer way to list the contents of a directory,
# as it do not have the "empty dir bug".
#
# char *dolisting(param)
#
# print a list of the directory contents
#
# NOTE: quote the params if they contain globs.
# also, error checking is not that extensive ...
#
dolisting() {
local x= y= mylist= mypath="$*"
# Here we use file globbing instead of ls to save on forking
for x in ${mypath} ; do
[ ! -e "${x}" ] && continue
if [ -L "${x}" -o -f "${x}" ] ; then
mylist="${mylist} "${x}
elif [ -d "${x}" ] ; then
[ "${x%/}" != "${x}" ] && x=${x%/}
for y in "${x}"/* ; do
[ -e "${y}" ] && mylist="${mylist} ${y}"
done
fi
done
echo "${mylist# *}"
}
# bool is_older_than(reference, files/dirs to check)
#
# return 0 if any of the files/dirs are newer than
# the reference file
#
# EXAMPLE: if is_older_than a.out *.o ; then ...
is_older_than() {
local x= ref="$1"
shift
for x in "$@" ; do
[ -e "${x}" ] || continue
# We need to check the mtime if it's a directory too as the
# contents may have changed.
[ "${x}" -nt "${ref}" ] && return 0
[ -d "${x}" ] && is_older_than "${ref}" "${x}"/* && return 0
done
return 1
}
uniqify() {
local result=
while [ -n "$1" ] ; do
case " ${result} " in
*" $1 "*) ;;
*) result="${result} $1" ;;
esac
shift
done
echo "${result# *}"
}
KV_to_int() {
[ -z $1 ] && return 1
local x=${1%%-*}
local KV_MAJOR=${x%%.*}
x=${x#*.}
local KV_MINOR=${x%%.*}
x=${x#*.}
local KV_MICRO=${x%%.*}
local KV_int=$((${KV_MAJOR} * 65536 + ${KV_MINOR} * 256 + ${KV_MICRO} ))
# We make version 2.2.0 the minimum version we will handle as
# a sanity check ... if its less, we fail ...
[ "${KV_int}" -lt 131584 ] && return 1
echo "${KV_int}"
}
# Allow our scripts to support zsh
if [ -n "${ZSH_VERSION}" ] ; then
emulate sh
NULLCMD=:
# Zsh 3.x and 4.x performs word splitting on ${1+"$@"}, which
# is contrary to our usage. Disable this feature.
alias -g '${1+"$@"}'='"$@"'
setopt NO_GLOB_SUBST
fi
# Setup a basic $PATH. Just add system default to existing.
# This should solve both /sbin and /usr/sbin not present when
# doing 'su -c foo', or for something like: PATH= rcscript start
case "${PATH}" in
/lib/rc/bin:/bin:/sbin:/usr/bin:/usr/sbin) ;;
/lib/rc/bin:/bin:/sbin:/usr/bin:/usr/sbin:*) ;;
*) export PATH="/lib/rc/bin:/bin:/sbin:/usr/bin:/usr/sbin:${PATH}" ;;
esac
for arg in "$@" ; do
case "${arg}" in
--nocolor|--nocolour|-C)
export RC_NOCOLOR="yes"
;;
esac
done
if [ "${RC_NOCOLOR}" != "yes" -a -z "${GOOD}" ] ; then
eval $(eval_ecolors)
fi
# vim: set ts=4 :
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