1#!/bin/bash
2
3# Build a standalone toybox command
4
5if [ -z "$1" ]
6then
7  echo "usage: single.sh command..." >&2
8  exit 1
9fi
10
11for i in "$@"
12do
13
14  TOYFILE="$(egrep -l "TOY[(]($i)[ ,]" toys/*/*.c)"
15
16  if [ -z "$TOYFILE" ]
17  then
18    echo "Unknown command '$i'" >&2
19    exit 1
20  fi
21
22  DEPENDS="$(sed -n 's/^[ \t]*depends on //;T;s/[!][A-Z0-9_]*//g;s/ *&& */|/g;p' $TOYFILE | grep -v SMACK | xargs | tr ' ' '|')"
23
24  NAME=$(echo $i | tr a-z- A-Z_)
25  export KCONFIG_CONFIG=.singleconfig
26
27  make allnoconfig > /dev/null &&
28  sed -ri -e "s/CONFIG_TOYBOX=y/# CONFIG_TOYBOX is not set/;t" \
29    -e "s/# (CONFIG_(TOYBOX(|_HELP.*|_I18N|_FLOAT)|$NAME|${NAME}_.*${DEPENDS:+|$DEPENDS})) is not set/\1=y/" \
30    "$KCONFIG_CONFIG" &&
31  make &&
32  mv toybox $PREFIX$i || exit 1
33done
34