diff options
Diffstat (limited to 'mesonbuild/scripts/coverage.py')
| -rw-r--r-- | mesonbuild/scripts/coverage.py | 46 |
1 files changed, 34 insertions, 12 deletions
diff --git a/mesonbuild/scripts/coverage.py b/mesonbuild/scripts/coverage.py index 4bd41fe..7231972 100644 --- a/mesonbuild/scripts/coverage.py +++ b/mesonbuild/scripts/coverage.py @@ -12,15 +12,15 @@ # See the License for the specific language governing permissions and # limitations under the License. -from mesonbuild import environment +from mesonbuild import environment, mesonlib -import argparse, sys, os, subprocess, pathlib +import argparse, sys, os, subprocess, pathlib, stat -def coverage(outputs, source_root, subproject_root, build_root, log_dir): +def coverage(outputs, source_root, subproject_root, build_root, log_dir, use_llvm_cov): outfiles = [] exitcode = 0 - (gcovr_exe, gcovr_new_rootdir, lcov_exe, genhtml_exe) = environment.find_coverage_tools() + (gcovr_exe, gcovr_new_rootdir, lcov_exe, genhtml_exe, llvm_cov_exe) = environment.find_coverage_tools() # gcovr >= 4.2 requires a different syntax for out of source builds if gcovr_new_rootdir: @@ -28,13 +28,18 @@ def coverage(outputs, source_root, subproject_root, build_root, log_dir): else: gcovr_base_cmd = [gcovr_exe, '-r', build_root] + if use_llvm_cov: + gcov_exe_args = ['--gcov-executable', llvm_cov_exe + ' gcov'] + else: + gcov_exe_args = [] + if not outputs or 'xml' in outputs: if gcovr_exe: subprocess.check_call(gcovr_base_cmd + ['-x', '-e', subproject_root, - '-o', os.path.join(log_dir, 'coverage.xml'), - ]) + '-o', os.path.join(log_dir, 'coverage.xml') + ] + gcov_exe_args) outfiles.append(('Xml', pathlib.Path(log_dir, 'coverage.xml'))) elif outputs: print('gcovr >= 3.3 needed to generate Xml coverage report') @@ -44,8 +49,8 @@ def coverage(outputs, source_root, subproject_root, build_root, log_dir): if gcovr_exe: subprocess.check_call(gcovr_base_cmd + ['-e', subproject_root, - '-o', os.path.join(log_dir, 'coverage.txt'), - ]) + '-o', os.path.join(log_dir, 'coverage.txt') + ] + gcov_exe_args) outfiles.append(('Text', pathlib.Path(log_dir, 'coverage.txt'))) elif outputs: print('gcovr >= 3.3 needed to generate text coverage report') @@ -58,19 +63,34 @@ def coverage(outputs, source_root, subproject_root, build_root, log_dir): initial_tracefile = covinfo + '.initial' run_tracefile = covinfo + '.run' raw_tracefile = covinfo + '.raw' + if use_llvm_cov: + # Create a shim to allow using llvm-cov as a gcov tool. + if mesonlib.is_windows(): + llvm_cov_shim_path = os.path.join(log_dir, 'llvm-cov.bat') + with open(llvm_cov_shim_path, 'w') as llvm_cov_bat: + llvm_cov_bat.write('@"{}" gcov %*'.format(llvm_cov_exe)) + else: + llvm_cov_shim_path = os.path.join(log_dir, 'llvm-cov.sh') + with open(llvm_cov_shim_path, 'w') as llvm_cov_sh: + llvm_cov_sh.write('#!/usr/bin/env sh\nexec "{}" gcov $@'.format(llvm_cov_exe)) + os.chmod(llvm_cov_shim_path, os.stat(llvm_cov_shim_path).st_mode | stat.S_IEXEC) + gcov_tool_args = ['--gcov-tool', llvm_cov_shim_path] + else: + gcov_tool_args = [] subprocess.check_call([lcov_exe, '--directory', build_root, '--capture', '--initial', '--output-file', - initial_tracefile]) + initial_tracefile] + + gcov_tool_args) subprocess.check_call([lcov_exe, '--directory', build_root, '--capture', '--output-file', run_tracefile, '--no-checksum', - '--rc', 'lcov_branch_coverage=1', - ]) + '--rc', 'lcov_branch_coverage=1'] + + gcov_tool_args) # Join initial and test results. subprocess.check_call([lcov_exe, '-a', initial_tracefile, @@ -137,6 +157,8 @@ def run(args): const='xml', help='generate Xml report') parser.add_argument('--html', dest='outputs', action='append_const', const='html', help='generate Html report') + parser.add_argument('--use_llvm_cov', action='store_true', + help='use llvm-cov') parser.add_argument('source_root') parser.add_argument('subproject_root') parser.add_argument('build_root') @@ -144,7 +166,7 @@ def run(args): options = parser.parse_args(args) return coverage(options.outputs, options.source_root, options.subproject_root, options.build_root, - options.log_dir) + options.log_dir, options.use_llvm_cov) if __name__ == '__main__': sys.exit(run(sys.argv[1:])) |