.travis.yml

language: cpp

env:
  matrix:
   - CRASH_PLEASE=boooooooom
   - HAPPY_NO_CRASH=all-good

compiler:
 # gcc compiler, clang would be fine too
 - gcc

before_install:
 # install the gnu debugger for later use in reading the core file
 - sudo apt-get -y install gdb

install:
 # What is the current file size max for core files?
 # It is usually 0, which means no core file will be dumped if there is a crash 
 - ulimit -c

before_script:
 # Set the core file limit to unlimited so a core file is generated upon crash
 - ulimit -c unlimited -S

script:
 - RESULT=0
 # Compile our demo program which will crash if
 # the CRASH_PLEASE environment variable is set (to anything)
 - make
 # Run the program to prompt a crash
 # Note: we capture the return code of the program here and add
 # `|| true` to ensure that travis continues past the crash
 - RESULT=$(./test > /dev/null)$? || true
 - if [[ ${RESULT} == 0 ]]; then echo "\\o/ our test worked without problems"; else echo "ruhroh test returned an errorcode of $RESULT"; fi;
 # If the program returned an error code, now we check for a
 # core file in the current working directory and dump the backtrace out
 - for i in $(find ./ -maxdepth 1 -name 'core*' -print); do gdb $(pwd)/test core* -ex "thread apply all bt" -ex "set pagination 0" -batch; done;
 # now we should present travis with the original
 # error code so the run cleanly stops
 - if [[ ${RESULT} != 0 ]]; then exit $RESULT ; fi;