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