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OpenSSL: Generate lcov code coverage report
# Basic script to compile OpenSSL with code coverage support via gcc
# gcov and build HTML reports with lcov.
mkdir $LCOV_DIR
make clean
export CC="gcc -fprofile-arcs -ftest-coverage"; ./config
make tests
### build coverage info and filter /usr/include/ files
lcov --capture --directory . --output-file $LCOV_FILE
lcov -r $LCOV_FILE /usr/include/\* --output-file $LCOV_DIR/$LCOV_FILTERED
### create the HTML report
genhtml $LCOV_DIR/$LCOV_FILTERED --output-directory $LCOV_DIR
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