blob: 3434531b1676dd08b9fc58fe3c8978492d6625cb (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
|
#!/bin/sh
# If not specified in environment...
if ! test "$LIBC"; then
# Select which libc to build against
LIBC="glibc"
LIBC="uclibc"
fi
# x86 32-bit:
#CROSS_COMPILER_PREFIX="i486-linux-uclibc-"
# My system has strange prefix for x86 64-bit uclibc:
#CROSS_COMPILER_PREFIX="x86_64-pc-linux-gnu-"
if test $# -lt 2 || ! test -d "$1" || test -e "$2"; then
echo "Usage: $0 SRC_DIR TMP_DIR"
echo
echo "SRC_DIR will be copied to TMP_DIR directory."
echo "Then a random build will be performed."
echo
echo "Useful variables:"
echo "\$LIBC, \$CROSS_COMPILER_PREFIX, \$MAKEOPTS"
exit 1
fi
cp -dpr -- "$1" "$2" || { echo "copy error"; exit 1; }
cd -- "$2" || { echo "cd $dir error"; exit 1; }
# Generate random config
make randconfig >/dev/null || { echo "randconfig error"; exit 1; }
# Tweak resulting config
cat .config \
| grep -v CONFIG_DEBUG_PESSIMIZE \
| grep -v CONFIG_WERROR \
| grep -v CONFIG_CROSS_COMPILER_PREFIX \
| grep -v CONFIG_SELINUX \
| grep -v CONFIG_EFENCE \
| grep -v CONFIG_DMALLOC \
\
| grep -v CONFIG_RFKILL \
>.config.new
mv .config.new .config
echo '# CONFIG_DEBUG_PESSIMIZE is not set' >>.config
echo '# CONFIG_WERROR is not set' >>.config
echo "CONFIG_CROSS_COMPILER_PREFIX=\"${CROSS_COMPILER_PREFIX}\"" >>.config
echo '# CONFIG_SELINUX is not set' >>.config
echo '# CONFIG_EFENCE is not set' >>.config
echo '# CONFIG_DMALLOC is not set' >>.config
echo '# CONFIG_RFKILL is not set' >>.config
# If glibc, don't build static
if test x"$LIBC" = x"glibc"; then
cat .config \
| grep -v CONFIG_STATIC \
| grep -v CONFIG_FEATURE_LIBBUSYBOX_STATIC \
\
| grep -v CONFIG_FEATURE_2_4_MODULES \
| grep -v CONFIG_FEATURE_USE_BSS_TAIL \
| grep -v CONFIG_DEBUG_SANITIZE \
| grep -v CONFIG_FEATURE_MOUNT_NFS \
| grep -v CONFIG_FEATURE_INETD_RPC \
>.config.new
mv .config.new .config
echo '# CONFIG_STATIC is not set' >>.config
echo '# CONFIG_FEATURE_LIBBUSYBOX_STATIC is not set' >>.config
# newer glibc (at least 2.23) no longer supply query_module() ABI.
# People who target 2.4 kernels would likely use older glibc (and older bbox).
echo '# CONFIG_FEATURE_2_4_MODULES is not set' >>.config
echo '# CONFIG_FEATURE_USE_BSS_TAIL is not set' >>.config
echo '# CONFIG_DEBUG_SANITIZE is not set' >>.config
# 2018: current glibc versions no longer include rpc/rpc.h
echo '# CONFIG_FEATURE_MOUNT_NFS is not set' >>.config
echo '# CONFIG_FEATURE_INETD_RPC is not set' >>.config
fi
# If uclibc, build static, and remove some things
# likely to not work on uclibc.
if test x"$LIBC" = x"uclibc"; then
cat .config \
| grep -v CONFIG_STATIC \
| grep -v CONFIG_BUILD_LIBBUSYBOX \
| grep -v CONFIG_PIE \
\
| grep -v CONFIG_FEATURE_2_4_MODULES \
| grep -v CONFIG_FEATURE_SYNC_FANCY \
| grep -v CONFIG_FEATURE_TOUCH_NODEREF \
| grep -v CONFIG_NANDWRITE \
| grep -v CONFIG_NANDDUMP \
| grep -v CONFIG_BLKDISCARD \
| grep -v CONFIG_NSENTER \
| grep -v CONFIG_UNSHARE \
| grep -v CONFIG_FALLOCATE \
| grep -v CONFIG_UDHCPC6 \
| grep -v CONFIG_ASH_INTERNAL_GLOB \
>.config.new
mv .config.new .config
echo 'CONFIG_STATIC=y' >>.config
echo '# CONFIG_BUILD_LIBBUSYBOX is not set' >>.config
echo '# CONFIG_PIE is not set' >>.config
echo '# CONFIG_FEATURE_2_4_MODULES is not set' >>.config
echo '# CONFIG_FEATURE_SYNC_FANCY is not set' >>.config
echo '# CONFIG_FEATURE_TOUCH_NODEREF is not set' >>.config
# My uclibc installation does not support some needed APIs...
echo '# CONFIG_NANDWRITE is not set' >>.config
echo '# CONFIG_NANDDUMP is not set' >>.config
echo '# CONFIG_BLKDISCARD is not set' >>.config
echo '# CONFIG_NSENTER is not set' >>.config
echo '# CONFIG_UNSHARE is not set' >>.config
echo '# CONFIG_FALLOCATE is not set' >>.config
echo '# CONFIG_UDHCPC6 is not set' >>.config
echo 'CONFIG_ASH_INTERNAL_GLOB=y' >>.config
fi
# If STATIC, remove some things.
# PAM with static linking is probably pointless
# (but I need to try - now I don't have libpam.a on my system, only libpam.so)
if grep -q "^CONFIG_STATIC=y" .config; then
cat .config \
| grep -v CONFIG_PAM \
>.config.new
mv .config.new .config
echo '# CONFIG_PAM is not set' >>.config
fi
# Regenerate .config with default answers for yanked-off options
# (most of default answers are "no").
{ yes "" | make oldconfig >/dev/null; } || { echo "oldconfig error"; exit 1; }
# Build!
nice -n 10 make $MAKEOPTS 2>&1 | tee make.log
grep 'Rerun make' make.log \
&& nice -n 10 make $MAKEOPTS 2>&1 | tee -a make.log
# Return exitcode 1 if busybox executable does not exist
test -x busybox
|
