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RIOT/dist/tools/cppcheck/check.sh 1.78 KB
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  #!/bin/sh
  
  # Copyright 2014 Ludwig Knüpfer <ludwig.knuepfer@fu-berlin.de>
  # Copyright 2014 Hinnerk van Bruinehsen <h.v.bruinehsen@fu-berlin.de>
  #
  # This file is subject to the terms and conditions of the GNU Lesser
  # General Public License v2.1. See the file LICENSE in the top level
  # directory for more details.
  
  # Don't show warnings about unusedStructMembers by default
  DEFAULT_SUPPRESSIONS="${1}"
  if echo "${DEFAULT_SUPPRESSIONS}" | grep -q '^--show-unused-struct'; then
      DEFAULT_SUPPRESSIONS=""
      shift 1
  else
      DEFAULT_SUPPRESSIONS=--suppress="unusedStructMember"
  fi
  
  BRANCH=${1}
  FILEREGEX='\.([sScHh]|cpp)$'
  EXCLUDE='^(cpu/saml21/include/atmel/)|^(cpu/cortexm_common/include/)'
  
  # If no branch but an option is given, unset BRANCH.
  # Otherwise, consume this parameter.
  if echo "${BRANCH}" | grep -q '^-'; then
      BRANCH=""
  else
      if [ -n "${BRANCH}" ]; then
          shift 1
      fi
  fi
  
  # If the --diff-filter option is given, consume this parameter.
  # Set the default DIFFFILTER option otherwise.
  DIFFFILTER="${1}"
  if echo "${DIFFFILTER}" | grep -q '^--diff-filter='; then
      shift 1
  else
      DIFFFILTER="--diff-filter=ACMR"
  fi
  
  # select either all or only touched-in-branch files, filter through FILEREGEX
  if [ -z "${BRANCH}" ]; then
      FILES="$(git ls-tree -r --full-tree --name-only HEAD | grep -E ${FILEREGEX})"
  else
      FILES="$(git diff ${DIFFFILTER} --name-only ${BRANCH} | grep -E ${FILEREGEX})"
  fi
  
  # filter out negatives
  FILES=$(echo "${FILES}" | grep -v -E ${EXCLUDE})
  
  if [ -z "${FILES}" ]; then
      exit
  fi
  
  # TODO: switch back to 8 jobs when/if cppcheck issue is resolved
  cppcheck --std=c99 --enable=style --force --error-exitcode=2 --quiet -j 1 \
           --template "{file}:{line}: {severity} ({id}): {message}"         \
           --inline-suppr ${DEFAULT_SUPPRESSIONS} ${@} ${FILES}