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dist/tools: add check for extern "C" declaration

dev/timer
Ludwig Ortmann 8 years ago
parent
commit
302b9b775c
  1. 37
      dist/tools/externc/check.sh

37
dist/tools/externc/check.sh vendored

@ -0,0 +1,37 @@
#!/bin/sh
# customizable
CHECKROOT=$(dirname "${0}")
# prepare
ROOT=$(git rev-parse --show-toplevel)
EXIT_CODE=0
BRANCH="${1}"
DIFFFILTER="${2}"
# set default diff-filter
if [ -z "${DIFFFILTER}" ]; then
DIFFFILTER="ACMR"
fi
# select files to check
if [ -z "${BRANCH}" ]; then
FILES="$(git ls-tree -r --full-tree --name-only HEAD | grep -E '\.h$')"
else
FILES="$(git diff --diff-filter=${DIFFFILTER} --name-only ${BRANCH} | grep -E '\.h$')"
fi
# check files
for FILE in ${FILES}; do
if head -100 "${ROOT}/${FILE}" \
| sed -e 's/$/ /' \
| tr -d '\r\n' \
| sed -e 's/ */ /g' \
| grep -v -q '#ifdef __cplusplus extern "C" { #endif'; \
then
EXIT_CODE=1
echo "file does not have a C++ compatible header: '${FILE}'"
fi
done
exit ${EXIT_CODE}
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