[3320] | 1 | #!/bin/sh
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| 2 |
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| 3 | # If not specified in environment...
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| 4 | if ! test "$LIBC"; then
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| 5 | # Select which libc to build against
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| 6 | LIBC="glibc"
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| 7 | LIBC="uclibc"
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| 8 | fi
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| 9 | # x86 32-bit:
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| 10 | #CROSS_COMPILER_PREFIX="i486-linux-uclibc-"
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| 11 | # My system has strange prefix for x86 64-bit uclibc:
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| 12 | #CROSS_COMPILER_PREFIX="x86_64-pc-linux-gnu-"
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| 13 |
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| 14 | if test $# -lt 2 || ! test -d "$1" || test -e "$2"; then
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| 15 | echo "Usage: $0 SRC_DIR TMP_DIR"
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| 16 | echo
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| 17 | echo "SRC_DIR will be copied to TMP_DIR directory."
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| 18 | echo "Then a random build will be performed."
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| 19 | echo
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| 20 | echo "Useful variables:"
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| 21 | echo "\$LIBC, \$CROSS_COMPILER_PREFIX, \$MAKEOPTS"
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| 22 | exit 1
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| 23 | fi
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| 24 |
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| 25 | cp -dpr -- "$1" "$2" || { echo "copy error"; exit 1; }
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| 26 | cd -- "$2" || { echo "cd $dir error"; exit 1; }
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| 27 |
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| 28 | # Generate random config
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| 29 | make randconfig >/dev/null || { echo "randconfig error"; exit 1; }
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| 30 |
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| 31 | # Tweak resulting config
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| 32 | cat .config \
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| 33 | | grep -v CONFIG_DEBUG_PESSIMIZE \
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| 34 | | grep -v CONFIG_WERROR \
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| 35 | | grep -v CONFIG_CROSS_COMPILER_PREFIX \
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| 36 | | grep -v CONFIG_SELINUX \
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| 37 | | grep -v CONFIG_EFENCE \
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| 38 | | grep -v CONFIG_DMALLOC \
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| 39 | \
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| 40 | | grep -v CONFIG_RFKILL \
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| 41 | >.config.new
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| 42 | mv .config.new .config
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| 43 | echo '# CONFIG_DEBUG_PESSIMIZE is not set' >>.config
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| 44 | echo '# CONFIG_WERROR is not set' >>.config
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| 45 | echo "CONFIG_CROSS_COMPILER_PREFIX=\"${CROSS_COMPILER_PREFIX}\"" >>.config
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| 46 | echo '# CONFIG_SELINUX is not set' >>.config
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| 47 | echo '# CONFIG_EFENCE is not set' >>.config
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| 48 | echo '# CONFIG_DMALLOC is not set' >>.config
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| 49 | echo '# CONFIG_RFKILL is not set' >>.config
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| 50 |
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| 51 | # If glibc, don't build static
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| 52 | if test x"$LIBC" = x"glibc"; then
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| 53 | cat .config \
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| 54 | | grep -v CONFIG_STATIC \
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| 55 | >.config.new
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| 56 | mv .config.new .config
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| 57 | echo '# CONFIG_STATIC is not set' >>.config
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| 58 | fi
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| 59 |
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| 60 | # If uclibc, build static, and remove some things
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| 61 | # likely to not work on uclibc.
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| 62 | if test x"$LIBC" = x"uclibc"; then
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| 63 | cat .config \
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| 64 | | grep -v CONFIG_STATIC \
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| 65 | | grep -v CONFIG_BUILD_LIBBUSYBOX \
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| 66 | | grep -v CONFIG_PIE \
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| 67 | \
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| 68 | | grep -v CONFIG_FEATURE_2_4_MODULES \
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| 69 | >.config.new
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| 70 | mv .config.new .config
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| 71 | echo 'CONFIG_STATIC=y' >>.config
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| 72 | echo '# CONFIG_BUILD_LIBBUSYBOX is not set' >>.config
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| 73 | echo '# CONFIG_PIE is not set' >>.config
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| 74 | echo '# CONFIG_FEATURE_2_4_MODULES is not set' >>.config
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| 75 | fi
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| 76 |
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| 77 | # If STATIC, remove some things.
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| 78 | # PAM with static linking is probably pointless
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| 79 | # (but I need to try - now I don't have libpam.a on my system, only libpam.so)
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| 80 | if grep -q "^CONFIG_STATIC=y" .config; then
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| 81 | cat .config \
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| 82 | | grep -v CONFIG_PAM \
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| 83 | >.config.new
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| 84 | mv .config.new .config
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| 85 | echo '# CONFIG_PAM is not set' >>.config
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| 86 | fi
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| 87 |
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| 88 | # Regenerate .config with default answers for yanked-off options
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| 89 | # (most of default answers are "no").
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| 90 | { yes "" | make oldconfig >/dev/null; } || { echo "oldconfig error"; exit 1; }
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| 91 |
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| 92 | # Build!
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| 93 | nice -n 10 make $MAKEOPTS 2>&1 | tee make.log
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| 94 |
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| 95 | # Return exitcode 1 if busybox executable does not exist
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| 96 | test -x busybox
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