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.cpp
   5 DFSAN_CUSTOM_WRAPPERS=${DFSAN_DIR}/dfsan_custom.cpp
   6 DFSAN_ABI_LIST=${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\|dfsan_get_origin\|__sanitizer_cov_trace" \
  24   | sed "s/^fun:\(.*\)=custom.*/\1/" | sort > $DIFF_A
  25 grep -E "__dfsw.*\(" ${DFSAN_CUSTOM_WRAPPERS} \
  26   | grep -v "__sanitizer_cov_trace" \
  27   | sed "s/.*__dfsw_\(.*\)(.*/\1/" | sort | uniq > $DIFF_B
  28 diff -u $DIFF_A $DIFF_B > ${DIFFOUT}
  29 if [ $? -ne 0 ]
  30 then
  31   echo -n "The following differences between the ABI list and ">> ${ERRORLOG}
  32   echo "the implemented custom wrappers have been found:" >> ${ERRORLOG}
  33   cat ${DIFFOUT} >> ${ERRORLOG}
  34 fi
  35
  36 grep -E __dfsw_ ${DFSAN_CUSTOM_WRAPPERS} \
  37   | grep -v "__sanitizer_cov_trace" \
  38   | sed "s/.*__dfsw_\([^(]*\).*/\1/" | sort | uniq > $DIFF_A
  39 grep -E "^[[:space:]]*test_.*\(\);" ${DFSAN_CUSTOM_TESTS} \
  40   | sed "s/.*test_\(.*\)();/\1/" | sort > $DIFF_B
  41 diff -u $DIFF_A $DIFF_B > ${DIFFOUT}
  42 if [ $? -ne 0 ]
  43 then
  44   echo -n "The following differences between the implemented " >> ${ERRORLOG}
  45   echo "custom wrappers and the tests have been found:" >> ${ERRORLOG}
  46   cat ${DIFFOUT} >> ${ERRORLOG}
  47 fi
  48
  49 if [ -s ${ERRORLOG} ]
  50 then
  51   cat ${ERRORLOG}
  52   exit 1
  53 fi
  54