busybox/scripts/individual
Rob Landley 236c6755d2 Teach md5sum and sha1sum to work the way other applets do so I don't have to
teach scripts/individual new tricks.  And while I'm at it, teach
scripts/individual other new tricks.  Now builds 198 applets, some of which
I should teach it to hardlink together because they're really the same app...
2006-08-06 02:13:36 +00:00

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#!/bin/sh
# Clear out the build directory. (Make clean should do this instead of here.)
rm -rf build
mkdir build
# Make our prerequisites.
make busybox.links include/bb_config.h
# Adding "libbb/libbb.a" to the previous line doesn't work, nor does going
# "make libbb.a" in the libb directory. The busybox makefile has layers and
# layers of overcomplicated brokenness...
cd libbb
make
cd ..
# Same problem.
cd archival/libunarchive
make
cd ../..
# About 3/5 of the applets build from one .c file (with the same name as the
# corresponding applet), and all it needs to link against. However, to build
# them all we need more than that.
# Figure out which applets need extra libraries added to their command line.
function extra_libraries()
{
archival="ar bunzip2 unlzma cpio dpkg gunzip rpm2cpio rpm tar uncompress unzip dpkg_deb gzip "
if [ "${archival/$1 //}" != "${archival}" ]
then
echo "archival/libunarchive/libunarchive.a"
fi
# What needs -libm?
libm="awk dc "
if [ "${libm/$1 //}" != "${libm}" ]
then
echo "-lm"
fi
}
# Query applets.h to figure out which need something funky
strange_names=`sed -rn -e 's/\#.*//' -e 's/.*APPLET_NOUSAGE\(([^,]*),([^,]*),.*/\1 \2/p' -e 's/.*APPLET_ODDNAME\(([^,]*),([^,]*),.*, *([^)]*).*/\1 \2@\3/p' include/applets.h`
function bonkname()
{
while [ $# -gt 0 ]
do
if [ "$APPLET" == "$1" ]
then
APPFILT="${2/@*/}"
if [ "${APPFILT}" == "$2" ]
then
HELPNAME='"nousage\n"'
else
HELPNAME="${2/*@/}"_full_usage
fi
break
fi
shift 2
done
#echo APPLET=${APPLET} APPFILT=${APPFILT} HELPNAME=${HELPNAME} 2=${2}
}
for APPLET in `sed 's .*/ ' busybox.links`
do
export APPLET
export APPFILT=${APPLET}
export HELPNAME=${APPLET}_full_usage
bonkname $strange_names
j=`find . -name "${APPFILT}.c"`
if [ -z "$j" ]
then
echo no file for $APPLET
else
echo "Building $APPLET"
gcc -Os -o build/$APPLET applets/individual.c $j \
`extra_libraries $APPFILT` libbb/libbb.a -Iinclude \
-DBUILD_INDIVIDUAL \
"-Drun_applet_by_name(...)" "-Dfind_applet_by_name(...) 0" \
-DAPPLET_main=${APPFILT}_main -DAPPLET_full_usage=${HELPNAME}
if [ $? -ne 0 ];
then
echo "Failed $APPLET"
fi
fi
done
strip build/*