src/libcompiler_builtins/compiler-rt/lib/dfsan/scripts/check_custom_wrappers.sh

   1 #!/bin/sh
   2
   3 DFSAN_DIR=$(dirname "$0")/../
   4 DFSAN_CUSTOM_TESTS=${DFSAN_DIR}/../../test/dfsan/custom.cc
   5 DFSAN_CUSTOM_WRAPPERS=${DFSAN_DIR}/dfsan_custom.cc
   6 DFSAN_ABI_LIST=${DFSAN_DIR}/done_abilist.txt
   7
   8 DIFFOUT=$(mktemp -q /tmp/tmp.XXXXXXXXXX)
   9 ERRORLOG=$(mktemp -q /tmp/tmp.XXXXXXXXXX)
  10 DIFF_A=$(mktemp -q /tmp/tmp.XXXXXXXXXX)
  11 DIFF_B=$(mktemp -q /tmp/tmp.XXXXXXXXXX)
  12
  13 on_exit() {
  14   rm -f ${DIFFOUT} 2> /dev/null
  15   rm -f ${ERRORLOG} 2> /dev/null
  16   rm -f ${DIFF_A} 2> /dev/null
  17   rm -f ${DIFF_B} 2> /dev/null
  18 }
  19
  20 # Ignore __sanitizer_cov_trace* because they are implemented elsewhere.
  21 trap on_exit EXIT
  22 grep -E "^fun:.*=custom" ${DFSAN_ABI_LIST} \
  23   | grep -v "dfsan_get_label\|__sanitizer_cov_trace" \
  24   | sed "s/^fun:\(.*\)=custom.*/\1/" | sort > $DIFF_A
  25 grep -E "__dfsw.*\(" ${DFSAN_CUSTOM_WRAPPERS} \
  26   | sed "s/.*__dfsw_\(.*\)(.*/\1/" | sort > $DIFF_B
  27 diff -u $DIFF_A $DIFF_B > ${DIFFOUT}
  28 if [ $? -ne 0 ]
  29 then
  30   echo -n "The following differences between the ABI list and ">> ${ERRORLOG}
  31   echo "the implemented custom wrappers have been found:" >> ${ERRORLOG}
  32   cat ${DIFFOUT} >> ${ERRORLOG}
  33 fi
  34
  35 grep -E __dfsw_ ${DFSAN_CUSTOM_WRAPPERS} \
  36   | sed "s/.*__dfsw_\([^(]*\).*/\1/" | sort > $DIFF_A
  37 grep -E "^[[:space:]]*test_.*\(\);" ${DFSAN_CUSTOM_TESTS} \
  38   | sed "s/.*test_\(.*\)();/\1/" | sort > $DIFF_B
  39 diff -u $DIFF_A $DIFF_B > ${DIFFOUT}
  40 if [ $? -ne 0 ]
  41 then
  42   echo -n "The following differences between the implemented " >> ${ERRORLOG}
  43   echo "custom wrappers and the tests have been found:" >> ${ERRORLOG}
  44   cat ${DIFFOUT} >> ${ERRORLOG}
  45 fi
  46
  47 if [ -s ${ERRORLOG} ]
  48 then
  49   cat ${ERRORLOG}
  50   exit 1
  51 fi
  52