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strtok helper function

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@5592 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
mbm 2006-11-20 19:30:50 +00:00
parent b6fee4a3b3
commit 4fae1f4d2d
1 changed files with 24 additions and 0 deletions
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24
package/base-files/default/etc/functions.sh
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@ -118,3 +118,27 @@ find_mtd_part() {
echo "${PART:+/dev/mtdblock/$PART}"
}
strtok() { # <string> <variable> [<separator>] ...
local right
local left="$1"
local count=0
shift
while [ $# -gt 1 ]; do
right="${left%%$2*}"
[ "$right" = "$left" ] && break
left="${left#$right$2}"
export $1="$right"; count=$((count+1))
shift 2
done
if [ $# -gt 0 -a "$left" ]; then
export $1="$left"; count=$((count+1))
fi
return $count
}