CI: Add codecov.io

See https://codecov.io/gh/open62541/open62541

CMakeLists.txt

@@ -163,7 +163,7 @@ endif()
 
 if(UA_ENABLE_COVERAGE)
   set(CMAKE_BUILD_TYPE DEBUG)
-  set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fprofile-arcs -ftest-coverage")
+  set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g -O0 -fprofile-arcs -ftest-coverage")
   set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fprofile-arcs -ftest-coverage -lgcov")
   set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -fprofile-arcs -ftest-coverage")
 endif()

README.md

@@ -18,6 +18,7 @@ Code Quality:
 [![Codacy Badge](https://api.codacy.com/project/badge/Grade/68ad08e897624c77a64fc2be66ca7b50)](https://www.codacy.com/app/open62541/open62541?utm_source=github.com&utm_medium=referral&utm_content=open62541/open62541&utm_campaign=Badge_Grade)
 [![Total Alerts](https://img.shields.io/lgtm/alerts/g/open62541/open62541.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/open62541/open62541/alerts)
 [![Coverage Status](https://img.shields.io/coveralls/open62541/open62541/master.svg)](https://coveralls.io/r/open62541/open62541?branch=master)
+[![codecov](https://codecov.io/gh/open62541/open62541/branch/master/graph/badge.svg)](https://codecov.io/gh/open62541/open62541)
 [![Code Quality: Cpp](https://img.shields.io/lgtm/grade/cpp/g/open62541/open62541.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/open62541/open62541/context:cpp)
 
 General Project Info:

tools/travis/travis_linux_script.sh

@@ -438,6 +438,13 @@ else
         # We only want to build coveralls once, so we just take the travis run where MINGW=true which is only enabled once
         echo -e "\r\n== -> Current repo: ${TRAVIS_REPO_SLUG} =="
         if [ $MINGW = "true" ] && [ "${TRAVIS_REPO_SLUG}" = "open62541/open62541" ]; then
+            echo -en "\r\n==   Building codecov.io for ${TRAVIS_REPO_SLUG} ==" && echo -en 'travis_fold:start:script.build.codecov\\r'
+            cd ..
+            /bin/bash -c "bash <(curl -s https://codecov.io/bash)"
+            if [ $? -ne 0 ] ; then exit 1 ; fi
+            cd build
+            echo -en 'travis_fold:end:script.build.codecov\\r'
+
             echo -en "\r\n==   Building coveralls for ${TRAVIS_REPO_SLUG} ==" && echo -en 'travis_fold:start:script.build.coveralls\\r'
             coveralls -E '.*/build/CMakeFiles/.*' -E '.*/examples/.*' -E '.*/tests/.*' -E '.*\.h' -E '.*CMakeCXXCompilerId\.cpp' -E '.*CMakeCCompilerId\.c' -r ../ || true # ignore result since coveralls is unreachable from time to time
             echo -en 'travis_fold:end:script.build.coveralls\\r'