- Rust, install rustup, see
- Cargo
- genhtml(install
lcovviaapt)
git clone <repo>
cd lcov-diff
cargo build --releaseSee target/release
If you would like to build debug version, just run: cargo build
To run tests:
cargo test --all
To install (to $HOME/.cargo/bin):
cargo install --path .
See cargo docs
USAGE:
lcov-diff [FLAGS] [OPTIONS] <FILE1> <FILE2>
FLAGS:
-h, --help Prints help information
-V, --version Prints version information
-v, --verbose Show Debug logging
OPTIONS:
-o, --output <PATH> output file to write (stdout if not presented)
-w, --web <web> Generate html report from output file (default name web)
ARGS:
<FILE1> <FILE2> Files to process, right now just two of them
The output file contains the only lines/functions/basic blocks which are presented only in the first lcov file.
To generate html report for the diff use genhtml tool, see.
lcov-diff first.info second.info -o out.info
genhtml --ignore-errors source -o web out.infoOr just run with -w/--web option to generate it automatically after getting diff file
(if output is not set a tmp file will be used for it).
The default output directory name is web.
Also, it gets into panic if genhtml could not be invoked.
lcov-diff first.info second.info -w LCOV_HTML_DIR -o out.info