diff options
Diffstat (limited to 'scripts/individual')
| -rwxr-xr-x | scripts/individual | 67 |
1 files changed, 51 insertions, 16 deletions
diff --git a/scripts/individual b/scripts/individual index 8815e1e14..35c44e87e 100755 --- a/scripts/individual +++ b/scripts/individual @@ -1,5 +1,10 @@ #!/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 @@ -12,15 +17,18 @@ cd libbb make cd .. +# Same problem. + cd archival/libunarchive make cd ../.. -# 146 applets build without any extra stuff. The applet is one C file with -# the same name as the corresponding applet, and all it needs to link against -# is libbb.a. However, 104 of them need more than that. +# 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. -# dpkg_deb gzip function extra_libraries() { archival="ar bunzip2 unlzma cpio dpkg gunzip rpm2cpio rpm tar uncompress unzip dpkg_deb gzip " @@ -28,34 +36,61 @@ function extra_libraries() then echo "archival/libunarchive/libunarchive.a" fi + + # What needs -libm? + + libm="awk dc " + if [ "${libm/$1 //}" != "${libm}" ] + then + echo "-lm" + fi } - - -# Here are a few that build in a standard way. Others are easy to get to -# build, for example miscutils/dc needs -lm and most of loginutils/* needs -# -lcrypt... +# Query applets.h to figure out which need something funky -rm -rf build -mkdir build +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 - APPFILT=${APPLET/-/_} - j=`find . -name "${APPLET/-/?}.c"` # Because ether-wake.c is broken. + 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..." + 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=${APPFILT}_full_usage + -DAPPLET_main=${APPFILT}_main -DAPPLET_full_usage=${HELPNAME} if [ $? -ne 0 ]; then - echo "Failed." + echo "Failed $APPLET" fi fi done |