Enforc strict cppcheck in CI

.travis.yml

@@ -21,7 +21,17 @@ script:
  - cp cfe/cmake/Makefile.sample Makefile
  - cp -r cfe/cmake/sample_defs sample_defs
  # Static code analysis
- - cppcheck --force --inline-suppr .
+ # Below is intent but fails - exit code bug in cppcheck 1.82
+ # - cppcheck --force --inline-suppr --quiet --error-exitcode=1 .
+ # Work around script:
+ - cppcheck --force --inline-suppr --quiet . 2> cppcheck_err.txt
+ - |
+ if [[ -s cppcheck_err.txt ]]; then
+ echo "You must fix cppcheck errors before submitting a pull request"
+ echo ""
+ cat cppcheck_err.txt
+ exit -1
+ fi
  # Prep and build
  - make prep
  - make