| #!/bin/bash |
| |
| # Build a standalone toybox command |
| |
| [ -z "$1" ] && { echo "usage: single.sh command..." >&2; exit 1; } |
| |
| # Add trailing / to PREFIX when it's set but hasn't got one |
| [ "$PREFIX" == "${PREFIX%/}" ] && PREFIX="${PREFIX:+$PREFIX/}" |
| |
| # Harvest TOYBOX_* symbols from .config, or fresh defconfig if none |
| export KCONFIG_CONFIG |
| if [ ! -e ${KCONFIG_CONFIG:=.config} ] |
| then |
| KCONFIG_CONFIG=.singleconfig |
| make defconfig |
| else |
| # Force dependencies to rebuild headers if we build multiplexer after this. |
| touch "$KCONFIG_CONFIG" |
| fi |
| GLOBDEP="$(sed -n 's/CONFIG_\(TOYBOX_[^=]*\)=y/\1/p' "$KCONFIG_CONFIG")" |
| KCONFIG_CONFIG=.singleconfig |
| |
| for i in "$@" |
| do |
| echo -n "$i:" |
| TOYFILE="$(egrep -l "TOY[(]($i)[ ,]" toys/*/*.c)" |
| |
| if [ -z "$TOYFILE" ] |
| then |
| echo "Unknown command '$i'" >&2 |
| exit 1 |
| fi |
| |
| make allnoconfig > /dev/null || exit 1 |
| |
| unset DEPENDS MPDEL |
| if [ "$i" == sh ] |
| then |
| DEPENDS="$(sed -n 's/USE_\([^(]*\)(NEWTOY([^,]*,.*TOYFLAG_MAYFORK.*/\1/p' toys/*/*.c)" |
| else |
| MPDEL='s/CONFIG_TOYBOX=y/# CONFIG_TOYBOX is not set/;t' |
| fi |
| |
| # Enable stuff this command depends on |
| DEPENDS="$({ echo $DEPENDS $GLOBDEP; sed -n "/^config *$i"'$/,/^$/{s/^[ \t]*depends on //;T;s/[!][A-Z0-9_]*//g;s/ *&& */|/g;p}' $TOYFILE;}| xargs | tr ' ' '|')" |
| NAME=$(echo $i | tr a-z- A-Z_) |
| sed -ri -e "$MPDEL" \ |
| -e "s/# (CONFIG_($NAME|${NAME}_.*${DEPENDS:+|$DEPENDS})) is not set/\1=y/" \ |
| "$KCONFIG_CONFIG" || exit 1 |
| |
| export OUTNAME="$PREFIX$i" |
| rm -f "$OUTNAME" && |
| scripts/make.sh || exit 1 |
| done |