check_custom_wrappers.sh revision 2d1fdb26e458c4ddc04155c1d421bced3ba90cd0 
1#!/usr/bin/env bash
2
3DFSAN_DIR=$(dirname "$0")/../
4DFSAN_CUSTOM_TESTS=${DFSAN_DIR}/../../test/dfsan/custom.c
5DFSAN_CUSTOM_WRAPPERS=${DFSAN_DIR}/dfsan_custom.cc
6DFSAN_ABI_LIST=${DFSAN_DIR}/done_abilist.txt
7
8DIFFOUT=$(mktemp -q /tmp/tmp.XXXXXXXXXX)
9ERRORLOG=$(mktemp -q /tmp/tmp.XXXXXXXXXX)
10
11on_exit() {
12  rm -f ${DIFFOUT} 2> /dev/null
13  rm -f ${ERRORLOG} 2> /dev/null
14}
15
16trap on_exit EXIT
17
18diff -u \
19  <(grep -E "^fun:.*=custom" ${DFSAN_ABI_LIST} | grep -v "dfsan_get_label" \
20    | sed "s/^fun:\(.*\)=custom.*/\1/" | sort ) \
21  <(grep -E "__dfsw.*\(" ${DFSAN_CUSTOM_WRAPPERS} \
22    | sed "s/.*__dfsw_\(.*\)(.*/\1/" \
23    | sort) > ${DIFFOUT}
24if [ $? -ne 0 ]
25then
26  echo -n "The following differences between the ABI list and ">> ${ERRORLOG}
27  echo "the implemented custom wrappers have been found:" >> ${ERRORLOG}
28  cat ${DIFFOUT} >> ${ERRORLOG}
29fi
30
31diff -u \
32  <(grep -E __dfsw_ ${DFSAN_CUSTOM_WRAPPERS} \
33    | sed "s/.*__dfsw_\([^(]*\).*/\1/" \
34    | sort) \
35  <(grep -E "^\\s*test_.*\(\);" ${DFSAN_CUSTOM_TESTS} \
36    | sed "s/.*test_\(.*\)();/\1/" \
37    | sort) > ${DIFFOUT}
38if [ $? -ne 0 ]
39then
40  echo -n "The following differences between the implemented " >> ${ERRORLOG}
41  echo "custom wrappers and the tests have been found:" >> ${ERRORLOG}
42  cat ${DIFFOUT} >> ${ERRORLOG}
43fi
44
45if [[ -s ${ERRORLOG} ]]
46then
47  cat ${ERRORLOG}
48  exit 1
49fi
50
51