release/src/router/busybox/scripts/randomtest

   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