# This function builds and tests an Autoconf-style source tarball. # The result can be installed normally in an environment (e.g., after # making it available through a channel). If `doCoverageAnalysis' is # true, it does an ordinary build from a source tarball, except that # it turns on GCC's coverage analysis feature. It then runs `make # check' and produces a coverage analysis report using `lcov'. { doCoverageAnalysis ? false , lcovFilter ? [] , src, stdenv , name ? if doCoverageAnalysis then "nix-coverage" else "nix-build" , ... } @ args: stdenv.mkDerivation ( { # Also run a `make check'. doCheck = true; # When doing coverage analysis, we don't care about the result. dontInstall = doCoverageAnalysis; showBuildStats = true; # Hack - swap checkPhase and installPhase (otherwise Stratego barfs). phases = "unpackPhase patchPhase configurePhase buildPhase installPhase checkPhase fixupPhase distPhase ${if doCoverageAnalysis then "coverageReportPhase" else ""} finalPhase"; finalPhase = '' # Propagate the release name of the source tarball. This is # to get nice package names in channels. if test -e $origSrc/nix-support/hydra-release-name; then cp $origSrc/nix-support/hydra-release-name $out/nix-support/hydra-release-name fi ''; } // args // { name = name + (if src ? version then "-" + src.version else ""); postHook = '' ensureDir $out/nix-support echo "$system" > $out/nix-support/system if test -z "${toString doCoverageAnalysis}"; then echo "nix-build none $out" >> $out/nix-support/hydra-build-products fi # If `src' is the result of a call to `makeSourceTarball', then it # has a subdirectory containing the actual tarball(s). If there are # multiple tarballs, just pick the first one. origSrc=$src if test -d $src/tarballs; then src=$(ls $src/tarballs/*.tar.bz2 $src/tarballs/*.tar.gz | sort | head -1) fi # Set GCC flags for coverage analysis, if desired. if test -n "${toString doCoverageAnalysis}"; then export NIX_CFLAGS_COMPILE="-O0 -fprofile-arcs -ftest-coverage $NIX_CFLAGS_COMPILE" export CFLAGS="-O0" export CXXFLAGS="-O0" fi ''; # */ # In the report phase, create a coverage analysis report. coverageReportPhase = if doCoverageAnalysis then '' ${args.lcov}/bin/lcov --directory . --capture --output-file app.info set -o noglob ${args.lcov}/bin/lcov --remove app.info $lcovFilter > app2.info set +o noglob mv app2.info app.info mkdir $out/coverage ${args.lcov}/bin/genhtml app.info -o $out/coverage > log # Grab the overall coverage percentage for use in release overviews. grep "Overall coverage rate" log | sed 's/^.*(\(.*\)%).*$/\1/' > $out/nix-support/coverage-rate echo "report coverage $out/coverage" >> $out/nix-support/hydra-build-products '' else ""; lcovFilter = ["/nix/store/*"] ++ lcovFilter; meta = (if args ? meta then args.meta else {}) // { description = if doCoverageAnalysis then "Coverage analysis" else "Native Nix build on ${stdenv.system}"; }; } )