smatch_scripts/test_kernel.sh

   1 #!/bin/bash
   2
   3 NR_CPU=$(cat /proc/cpuinfo | grep ^processor | wc -l)
   4
   5 function usage {
   6     echo
   7     echo "Usage:  $0 [smatch options]"
   8     echo "Compiles the kernel with -j${NR_CPU}"
   9     echo
  10     exit 1
  11 }
  12
  13 if [ "$1" = "-h" ] || [ "$1" = "--help" ] ; then
  14         usage;
  15 fi
  16
  17 SCRIPT_DIR=$(dirname $0)
  18 if [ -e $SCRIPT_DIR/../smatch ] ; then
  19     CMD=$SCRIPT_DIR/../smatch
  20 elif which smatch | grep smatch > /dev/null ; then
  21     CMD=smatch
  22 else
  23     echo "Smatch binary not found."
  24     exit 1
  25 fi
  26
  27 make clean
  28 find -name \*.c.smatch -exec rm \{\} \;
  29 make -j${NR_CPU} -k CHECK="$CMD -p=kernel --file-output $*" \
  30         C=1 bzImage modules 2>&1 | tee compile.warns
  31 find -name \*.c.smatch -exec cat \{\} \; > warns.txt
  32