blob: 6473e4dddb98cd510251b65d334b788a4a990eef
1 | #!/bin/sh |
2 | # This script expects that the tree was built with the desired .config: |
3 | # in particular, it expects that include/applets.h is generated already. |
4 | # |
5 | # The script will try to rebuild each enabled applet in isolation. |
6 | # All other options which chose general bbox config, applet features, etc, |
7 | # are not modified for the builds. |
8 | |
9 | makeopts="-j9" |
10 | |
11 | # The list of all applet config symbols |
12 | test -f include/applets.h || { echo "No include/applets.h file"; exit 1; } |
13 | apps="` |
14 | grep ^IF_ include/applets.h \ |
15 | | grep -v ^IF_FEATURE_ \ |
16 | | sed 's/IF_\([A-Z0-9._-]*\)(.*/\1/' \ |
17 | | sort | uniq |
18 | `" |
19 | |
20 | # Take existing config |
21 | test -f .config || { echo "No .config file"; exit 1; } |
22 | cfg="`cat .config`" |
23 | |
24 | # Make a config with all applet symbols off |
25 | allno="$cfg" |
26 | for app in $apps; do |
27 | allno="`echo "$allno" | sed "s/^CONFIG_${app}=y\$/# CONFIG_${app} is not set/"`" |
28 | done |
29 | |
30 | # Turn on each applet individually and build single-applet executable |
31 | fail=0 |
32 | for app in $apps; do |
33 | # Only if it was indeed originally enabled... |
34 | { echo "$cfg" | grep -q "^CONFIG_${app}=y\$"; } || continue |
35 | |
36 | echo "Making ${app}..." |
37 | mv .config .config.SV |
38 | echo "CONFIG_${app}=y" >.config |
39 | echo "$allno" | sed "/^# CONFIG_${app} is not set\$/d" >>.config |
40 | if ! yes '' | make oldconfig >busybox_make_${app}.log 2>&1; then |
41 | : $((fail++)) |
42 | echo "Config error for ${app}" |
43 | mv .config busybox_config_${app} |
44 | elif ! make $makeopts >busybox_make_${app}.log 2>&1; then |
45 | : $((fail++)) |
46 | echo "Build error for ${app}" |
47 | mv .config busybox_config_${app} |
48 | elif ! grep -q '^#define NUM_APPLETS 1$' include/NUM_APPLETS.h; then |
49 | mv busybox busybox_${app} |
50 | : $((fail++)) |
51 | echo "NUM_APPLETS != 1 for ${app}: `cat include/NUM_APPLETS.h`" |
52 | mv .config busybox_config_${app} |
53 | else |
54 | mv busybox busybox_${app} |
55 | rm busybox_make_${app}.log |
56 | fi |
57 | mv .config.SV .config |
58 | #exit |
59 | done |
60 | touch .config # or else next "make" can be confused |
61 | echo "Failures: $fail" |
62 | test $fail = 0 # set exitcode |
63 |