[1765] | 1 | #!/bin/sh
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| 2 |
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| 3 | # Compile individual versions of each busybox applet.
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| 4 |
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| 5 | if [ $# -eq 0 ]
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| 6 | then
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| 7 |
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| 8 | # Clear out the build directory. (Make clean should do this instead of here.)
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| 9 |
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| 10 | rm -rf build
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| 11 | mkdir build
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| 12 |
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| 13 | # Make our prerequisites.
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| 14 |
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| 15 | make busybox.links include/bb_config.h $(pwd)/{libbb/libbb.a,archival/libunarchive/libunarchive.a,coreutils/libcoreutils/libcoreutils.a,networking/libiproute/libiproute.a}
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| 16 |
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| 17 | else
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| 18 | # Could very well be that we want to build an individual applet but have no
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| 19 | # 'build' dir yet..
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| 20 |
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| 21 | test -d ./build || mkdir build
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| 22 |
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| 23 | fi
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| 24 |
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| 25 | # About 3/5 of the applets build from one .c file (with the same name as the
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| 26 | # corresponding applet), and all it needs to link against. However, to build
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| 27 | # them all we need more than that.
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| 28 |
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| 29 | # Figure out which applets need extra libraries added to their command line.
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| 30 |
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| 31 | function substithing()
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| 32 | {
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| 33 | if [ "${1/ $3 //}" != "$1" ]
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| 34 | then
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| 35 | echo $2
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| 36 | fi
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| 37 | }
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| 38 |
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| 39 | function extra_libraries()
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| 40 | {
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| 41 | # gzip needs gunzip.c (when gunzip is enabled, anyway).
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| 42 | substithing " gzip " "archival/gunzip.c archival/uncompress.c" "$1"
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| 43 |
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| 44 | # init needs init_shared.c
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| 45 | substithing " init " "init/init_shared.c" "$1"
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| 46 |
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| 47 | # ifconfig needs interface.c
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| 48 | substithing " ifconfig " "networking/interface.c" "$1"
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| 49 |
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| 50 | # Applets that need libunarchive.a
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| 51 | substithing " ar bunzip2 unlzma cpio dpkg gunzip rpm2cpio rpm tar uncompress unzip dpkg_deb gzip " "archival/libunarchive/libunarchive.a" "$1"
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| 52 |
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| 53 | # Applets that need libcoreutils.a
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| 54 | substithing " cp mv " "coreutils/libcoreutils/libcoreutils.a" "$1"
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| 55 |
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| 56 | # Applets that need libiproute.a
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| 57 | substithing " ip " "networking/libiproute/libiproute.a" "$1"
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| 58 |
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| 59 | # What needs -libm?
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| 60 | substithing " awk dc " "-lm" "$1"
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| 61 |
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| 62 | # What needs -lcrypt?
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| 63 | substithing " httpd vlock " "-lcrypt" "$1"
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| 64 | }
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| 65 |
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| 66 | # Query applets.h to figure out which applets need special treatment
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| 67 |
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| 68 | strange_names=`sed -rn -e 's/\#.*//' -e 's/.*APPLET_NOUSAGE\(([^,]*),([^,]*),.*/\1 \2/p' -e 's/.*APPLET_ODDNAME\(([^,]*),([^,]*),.*, *([^)]*).*/\1 \2@\3/p' include/applets.h`
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| 69 |
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| 70 | function bonkname()
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| 71 | {
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| 72 | while [ $# -gt 0 ]
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| 73 | do
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| 74 | if [ "$APPLET" == "$1" ]
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| 75 | then
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| 76 | APPFILT="${2/@*/}"
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| 77 | if [ "${APPFILT}" == "$2" ]
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| 78 | then
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| 79 | HELPNAME='"nousage\n"' # These should be _fixed_.
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| 80 | else
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| 81 | HELPNAME="${2/*@/}"_full_usage
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| 82 | fi
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| 83 | break
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| 84 | fi
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| 85 | shift 2
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| 86 | done
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| 87 | #echo APPLET=${APPLET} APPFILT=${APPFILT} HELPNAME=${HELPNAME} 2=${2}
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| 88 | }
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| 89 |
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| 90 | # Iterate through every name in busybox.links
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| 91 |
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| 92 | function buildit ()
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| 93 | {
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| 94 | export APPLET="$1"
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| 95 | export APPFILT=${APPLET}
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| 96 | export HELPNAME=${APPLET}_full_usage
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| 97 |
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| 98 | bonkname $strange_names
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| 99 |
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| 100 | j=`find archival console-tools coreutils debianutils editors findutils init loginutils miscutils modutils networking procps shell sysklogd util-linux -name "${APPFILT}.c"`
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| 101 | if [ -z "$j" ]
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| 102 | then
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| 103 | echo no file for $APPLET
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| 104 | else
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| 105 | echo "Building $APPLET"
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| 106 | gcc -Os -o build/$APPLET applets/individual.c $j \
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| 107 | `extra_libraries $APPFILT` libbb/libbb.a -Iinclude \
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| 108 | -DBUILD_INDIVIDUAL \
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| 109 | '-Drun_applet_and_exit(...)' '-Dfind_applet_by_name(...)=0' \
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| 110 | -DAPPLET_main=${APPFILT}_main -DAPPLET_full_usage=${HELPNAME}
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| 111 | if [ $? -ne 0 ];
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| 112 | then
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| 113 | echo "Failed $APPLET"
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| 114 | fi
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| 115 | fi
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| 116 | }
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| 117 |
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| 118 | if [ $# -eq 0 ]
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| 119 | then
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| 120 | for APPLET in `sed 's .*/ ' busybox.links`
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| 121 | do
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| 122 | buildit "$APPLET"
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| 123 | done
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| 124 | else
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| 125 | buildit "$1"
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| 126 | fi
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| 127 |
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| 128 |
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| 129 | strip build/*
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