blob: 287f1c7717ca8e59563309ae2fc4082b73716e9a
1 | #!/bin/sh |
2 | |
3 | # If not specified in environment... |
4 | if ! test "$LIBC"; then |
5 | # Select which libc to build against |
6 | LIBC="glibc" |
7 | LIBC="uclibc" |
8 | fi |
9 | # x86 32-bit: |
10 | #CROSS_COMPILER_PREFIX="i486-linux-uclibc-" |
11 | # My system has strange prefix for x86 64-bit uclibc: |
12 | #CROSS_COMPILER_PREFIX="x86_64-pc-linux-gnu-" |
13 | |
14 | if test $# -lt 2 || ! test -d "$1" || test -e "$2"; then |
15 | echo "Usage: $0 SRC_DIR TMP_DIR" |
16 | echo |
17 | echo "SRC_DIR will be copied to TMP_DIR directory." |
18 | echo "Then a random build will be performed." |
19 | echo |
20 | echo "Useful variables:" |
21 | echo "\$LIBC, \$CROSS_COMPILER_PREFIX, \$MAKEOPTS" |
22 | exit 1 |
23 | fi |
24 | |
25 | cp -dpr -- "$1" "$2" || { echo "copy error"; exit 1; } |
26 | cd -- "$2" || { echo "cd $dir error"; exit 1; } |
27 | |
28 | # Generate random config |
29 | make randconfig >/dev/null || { echo "randconfig error"; exit 1; } |
30 | |
31 | # Tweak resulting config |
32 | cat .config \ |
33 | | grep -v CONFIG_DEBUG_PESSIMIZE \ |
34 | | grep -v CONFIG_WERROR \ |
35 | | grep -v CONFIG_CROSS_COMPILER_PREFIX \ |
36 | | grep -v CONFIG_SELINUX \ |
37 | | grep -v CONFIG_EFENCE \ |
38 | | grep -v CONFIG_DMALLOC \ |
39 | \ |
40 | | grep -v CONFIG_RFKILL \ |
41 | >.config.new |
42 | mv .config.new .config |
43 | echo '# CONFIG_DEBUG_PESSIMIZE is not set' >>.config |
44 | echo '# CONFIG_WERROR is not set' >>.config |
45 | echo "CONFIG_CROSS_COMPILER_PREFIX=\"${CROSS_COMPILER_PREFIX}\"" >>.config |
46 | echo '# CONFIG_SELINUX is not set' >>.config |
47 | echo '# CONFIG_EFENCE is not set' >>.config |
48 | echo '# CONFIG_DMALLOC is not set' >>.config |
49 | echo '# CONFIG_RFKILL is not set' >>.config |
50 | |
51 | # If glibc, don't build static |
52 | if test x"$LIBC" = x"glibc"; then |
53 | cat .config \ |
54 | | grep -v CONFIG_STATIC \ |
55 | \ |
56 | | grep -v CONFIG_FEATURE_2_4_MODULES \ |
57 | | grep -v CONFIG_FEATURE_USE_BSS_TAIL \ |
58 | | grep -v CONFIG_DEBUG_SANITIZE \ |
59 | >.config.new |
60 | mv .config.new .config |
61 | echo '# CONFIG_STATIC is not set' >>.config |
62 | # newer glibc (at least 2.23) no longer supply query_module() ABI. |
63 | # People who target 2.4 kernels would likely use older glibc (and older bbox). |
64 | echo '# CONFIG_FEATURE_2_4_MODULES is not set' >>.config |
65 | echo '# CONFIG_FEATURE_USE_BSS_TAIL is not set' >>.config |
66 | echo '# CONFIG_DEBUG_SANITIZE is not set' >>.config |
67 | fi |
68 | |
69 | # If uclibc, build static, and remove some things |
70 | # likely to not work on uclibc. |
71 | if test x"$LIBC" = x"uclibc"; then |
72 | cat .config \ |
73 | | grep -v CONFIG_STATIC \ |
74 | | grep -v CONFIG_BUILD_LIBBUSYBOX \ |
75 | | grep -v CONFIG_PIE \ |
76 | \ |
77 | | grep -v CONFIG_FEATURE_2_4_MODULES \ |
78 | | grep -v CONFIG_FEATURE_SYNC_FANCY \ |
79 | | grep -v CONFIG_FEATURE_TOUCH_NODEREF \ |
80 | | grep -v CONFIG_NANDWRITE \ |
81 | | grep -v CONFIG_NANDDUMP \ |
82 | | grep -v CONFIG_BLKDISCARD \ |
83 | | grep -v CONFIG_NSENTER \ |
84 | | grep -v CONFIG_UNSHARE \ |
85 | >.config.new |
86 | mv .config.new .config |
87 | echo 'CONFIG_STATIC=y' >>.config |
88 | echo '# CONFIG_BUILD_LIBBUSYBOX is not set' >>.config |
89 | echo '# CONFIG_PIE is not set' >>.config |
90 | echo '# CONFIG_FEATURE_2_4_MODULES is not set' >>.config |
91 | echo '# CONFIG_FEATURE_SYNC_FANCY is not set' >>.config |
92 | echo '# CONFIG_FEATURE_TOUCH_NODEREF is not set' >>.config |
93 | # My uclibc installation does not support some needed APIs... |
94 | echo '# CONFIG_NANDWRITE is not set' >>.config |
95 | echo '# CONFIG_NANDDUMP is not set' >>.config |
96 | echo '# CONFIG_BLKDISCARD is not set' >>.config |
97 | echo '# CONFIG_NSENTER is not set' >>.config |
98 | echo '# CONFIG_UNSHARE is not set' >>.config |
99 | fi |
100 | |
101 | # If STATIC, remove some things. |
102 | # PAM with static linking is probably pointless |
103 | # (but I need to try - now I don't have libpam.a on my system, only libpam.so) |
104 | if grep -q "^CONFIG_STATIC=y" .config; then |
105 | cat .config \ |
106 | | grep -v CONFIG_PAM \ |
107 | >.config.new |
108 | mv .config.new .config |
109 | echo '# CONFIG_PAM is not set' >>.config |
110 | fi |
111 | |
112 | # Regenerate .config with default answers for yanked-off options |
113 | # (most of default answers are "no"). |
114 | { yes "" | make oldconfig >/dev/null; } || { echo "oldconfig error"; exit 1; } |
115 | |
116 | # Build! |
117 | nice -n 10 make $MAKEOPTS 2>&1 | tee make.log |
118 | grep 'Rerun make' make.log \ |
119 | && nice -n 10 make $MAKEOPTS 2>&1 | tee -a make.log |
120 | |
121 | # Return exitcode 1 if busybox executable does not exist |
122 | test -x busybox |
123 |