02788ac7e
Denys Vlasenko
2010-10-28
Subject
scripts: remove bitrotted scripts/individual
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docs/new-applet-HOWTO.txt+1 -2
| @@ -19,8 +19,7 @@ such as who you stole the code from and so forth. Also include the mini-GPL | |
| boilerplate. Be sure to name the main function <applet>_main instead of main. | |
| And be sure to put it in <applet>.c. Usage does not have to be taken care of by | |
| your applet. | |
| - | Make sure to #include "libbb.h" as the first include file in your applet so |
| - | the bb_config.h and appropriate platform specific files are included properly. |
| + | Make sure to #include "libbb.h" as the first include file in your applet. |
| For a new applet mu, here is the code that would go in mu.c: | |
scripts/individual+0 -129
| @@ -1,129 +0,0 @@ | |
| - | #!/bin/sh |
| - | |
| - | # Compile individual versions of each busybox applet. |
| - | |
| - | if [ $# -eq 0 ] |
| - | then |
| - | |
| - | # 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 $(pwd)/{libbb/libbb.a,archival/libunarchive/libunarchive.a,coreutils/libcoreutils/libcoreutils.a,networking/libiproute/libiproute.a} |
| - | |
| - | else |
| - | # Could very well be that we want to build an individual applet but have no |
| - | # 'build' dir yet.. |
| - | |
| - | test -d ./build || mkdir build |
| - | |
| - | fi |
| - | |
| - | # About 3/5 of the applets build from one .c file (with the same name as the |
| - | # corresponding applet), and all it needs to link against. However, to build |
| - | # them all we need more than that. |
| - | |
| - | # Figure out which applets need extra libraries added to their command line. |
| - | |
| - | function substithing() |
| - | { |
| - | if [ "${1/ $3 //}" != "$1" ] |
| - | then |
| - | echo $2 |
| - | fi |
| - | } |
| - | |
| - | function extra_libraries() |
| - | { |
| - | # gzip needs gunzip.c (when gunzip is enabled, anyway). |
| - | substithing " gzip " "archival/gunzip.c archival/uncompress.c" "$1" |
| - | |
| - | # init needs init_shared.c |
| - | substithing " init " "init/init_shared.c" "$1" |
| - | |
| - | # ifconfig needs interface.c |
| - | substithing " ifconfig " "networking/interface.c" "$1" |
| - | |
| - | # Applets that need libunarchive.a |
| - | substithing " ar bunzip2 unlzma cpio dpkg gunzip rpm2cpio rpm tar uncompress unzip dpkg_deb gzip " "archival/libunarchive/libunarchive.a" "$1" |
| - | |
| - | # Applets that need libcoreutils.a |
| - | substithing " cp mv " "coreutils/libcoreutils/libcoreutils.a" "$1" |
| - | |
| - | # Applets that need libiproute.a |
| - | substithing " ip " "networking/libiproute/libiproute.a" "$1" |
| - | |
| - | # What needs -libm? |
| - | substithing " awk dc " "-lm" "$1" |
| - | |
| - | # What needs -lcrypt? |
| - | substithing " httpd vlock " "-lcrypt" "$1" |
| - | } |
| - | |
| - | # Query applets.h to figure out which applets need special treatment |
| - | |
| - | 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}" == "$2" ] |
| - | then |
| - | HELPNAME='"nousage\n"' # These should be _fixed_. |
| - | else |
| - | HELPNAME="${2/*@/}"_full_usage |
| - | fi |
| - | break |
| - | fi |
| - | shift 2 |
| - | done |
| - | #echo APPLET=${APPLET} APPFILT=${APPFILT} HELPNAME=${HELPNAME} 2=${2} |
| - | } |
| - | |
| - | # Iterate through every name in busybox.links |
| - | |
| - | function buildit () |
| - | { |
| - | export APPLET="$1" |
| - | export APPFILT=${APPLET} |
| - | export HELPNAME=${APPLET}_full_usage |
| - | |
| - | bonkname $strange_names |
| - | |
| - | j=`find archival console-tools coreutils debianutils editors findutils init loginutils miscutils modutils networking procps shell sysklogd util-linux -name "${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 $APPFILT` libbb/libbb.a -Iinclude \ |
| - | -DBUILD_INDIVIDUAL \ |
| - | '-Drun_applet_and_exit(...)' '-Dfind_applet_by_name(...)=0' \ |
| - | -DAPPLET_main=${APPFILT}_main -DAPPLET_full_usage=${HELPNAME} |
| - | if [ $? -ne 0 ]; |
| - | then |
| - | echo "Failed $APPLET" |
| - | fi |
| - | fi |
| - | } |
| - | |
| - | if [ $# -eq 0 ] |
| - | then |
| - | for APPLET in `sed 's .*/ ' busybox.links` |
| - | do |
| - | buildit "$APPLET" |
| - | done |
| - | else |
| - | buildit "$1" |
| - | fi |
| - | |
| - | |
| - | strip build/* |
scripts/mkdiff_obj+15 -8
| @@ -1,28 +1,35 @@ | |
| #!/bin/sh | |
| + | usage() { |
| + | echo "Usage: ${0##*/} DIR1 DIR2" |
| + | echo |
| + | echo "Compares all object files recursivelty found in DIR1 and DIR2." |
| + | echo "Prints diff of their disassembly." |
| + | echo |
| + | exit $1 |
| + | } |
| + | |
| filter() { | |
| # sed removes " address: " prefixes which mess up diff | |
| sed $'s/^\\(\t*\\)[ ]*[0-9a-f][0-9a-f]*:[ \t]*/\\1/' \ | |
| | sed 's/__GI_//g' | |
| } | |
| - | test -d "$1" || exit 1 |
| - | test -d "$2" || exit 1 |
| + | test -d "$1" || usage 1 |
| + | test -d "$2" || usage 1 |
| { | |
| ( | |
| cd "$1" || exit 1 | |
| - | find -name '*.o' -o -name '*.os' # -o -name '*.so' |
| + | find -name '*.o' # -o -name '*.os' # -o -name '*.so' |
| ) | |
| ( | |
| cd "$2" || exit 1 | |
| - | find -name '*.o' -o -name '*.os' # -o -name '*.so' |
| + | find -name '*.o' # -o -name '*.os' # -o -name '*.so' |
| ) | |
| } | sed 's:^\./::' | sort | uniq | \ | |
| - | tee LST | \ |
| ( | |
| - | IFS='' |
| - | while read -r oname; do |
| + | while IFS='' read -r oname; do |
| if ! test -f "$1/$oname"; then | |
| echo "Only $2/$oname" | |
| continue | |
| @@ -34,6 +41,6 @@ while read -r oname; do | |
| diff -q -- "$1/$oname" "$2/$oname" >/dev/null && continue | |
| (cd "$1"; objdump -dr "$oname" | filter >"$oname.disasm") | |
| (cd "$2"; objdump -dr "$oname" | filter >"$oname.disasm") | |
| - | diff -u "$1/$oname.disasm" "$2/$oname.disasm" |
| + | diff -u -- "$1/$oname.disasm" "$2/$oname.disasm" |
| done | |
| ) | |