+group_add() {
+ local name="$1"
+ local gid="$2"
+ local rc
+ [ -f "${IPKG_INSTROOT}/etc/group" ] || return 1
+ [ -n "$IPKG_INSTROOT" ] || lock /var/lock/group
+ echo "${name}:x:${gid}:" >> ${IPKG_INSTROOT}/etc/group
+ rc=$?
+ [ -n "$IPKG_INSTROOT" ] || lock -u /var/lock/group
+ return $rc
+}
+
+group_exists() {
+ grep -qs "^${1}:" ${IPKG_INSTROOT}/etc/group
+}
+
+user_add() {
+ local name="${1}"
+ local uid="${2}"
+ local gid="${3:-$2}"
+ local desc="${4:-$1}"
+ local home="${5:-/var/run/$1}"
+ local shell="${6:-/bin/false}"
+ local rc
+ [ -f "${IPKG_INSTROOT}/etc/passwd" ] || return 1
+ [ -n "$IPKG_INSTROOT" ] || lock /var/lock/passwd
+ echo "${name}:x:${uid}:${gid}:${desc}:${home}:${shell}" >> ${IPKG_INSTROOT}/etc/passwd
+ rc=$?
+ [ -n "$IPKG_INSTROOT" ] || lock -u /var/lock/passwd
+ return $rc
+}
+
+user_exists() {
+ grep -qs "^${1}:" ${IPKG_INSTROOT}/etc/passwd
+}
+
+