diff options
Diffstat (limited to 'clang-tools-extra/test/lit.cfg')
| -rw-r--r-- | clang-tools-extra/test/lit.cfg | 89 |
1 files changed, 82 insertions, 7 deletions
diff --git a/clang-tools-extra/test/lit.cfg b/clang-tools-extra/test/lit.cfg index 3bffbdbdf4d..25f29189bc9 100644 --- a/clang-tools-extra/test/lit.cfg +++ b/clang-tools-extra/test/lit.cfg @@ -54,7 +54,9 @@ config.excludes = ['Inputs'] config.test_source_root = os.path.dirname(__file__) # test_exec_root: The root path where tests should be run. -config.test_exec_root = os.path.join(config.clang_tools_binary_dir, 'test') +clang_tools_binary_dir = getattr(config, 'clang_tools_binary_dir', None) +if clang_tools_binary_dir is not None: + config.test_exec_root = os.path.join(clang_tools_binary_dir, 'test') # Clear some environment variables that might affect Clang. # @@ -86,19 +88,92 @@ for name in possibly_dangerous_env_vars: del config.environment[name] # Tweak the PATH to include the tools dir and the scripts dir. -path = os.path.pathsep.join(( - config.clang_tools_dir, config.llvm_tools_dir, config.environment['PATH'])) -config.environment['PATH'] = path +if clang_tools_binary_dir is not None: + clang_tools_dir = getattr(config, 'clang_tools_dir', None) + if not clang_tools_dir: + lit_config.fatal('No Clang tools dir set!') + llvm_tools_dir = getattr(config, 'llvm_tools_dir', None) + if not llvm_tools_dir: + lit_config.fatal('No LLVM tools dir set!') + path = os.path.pathsep.join(( + clang_tools_dir, llvm_tools_dir, config.environment['PATH'])) + config.environment['PATH'] = path + + clang_libs_dir = getattr(config, 'clang_libs_dir', None) + if not clang_libs_dir: + lit_config.fatal('No Clang libs dir set!') + llvm_libs_dir = getattr(config, 'llvm_libs_dir', None) + if not llvm_libs_dir: + lit_config.fatal('No LLVM libs dir set!') + path = os.path.pathsep.join((clang_libs_dir, llvm_libs_dir, + config.environment.get('LD_LIBRARY_PATH',''))) + config.environment['LD_LIBRARY_PATH'] = path + +### + +# Check that the object root is known. +if config.test_exec_root is None: + # Otherwise, we haven't loaded the site specific configuration (the user is + # probably trying to run on a test file directly, and either the site + # configuration hasn't been created by the build system, or we are in an + # out-of-tree build situation). + + # Check for 'clang_site_config' user parameter, and use that if available. + site_cfg = lit_config.params.get('clang_tools_extra_site_config', None) + if site_cfg and os.path.exists(site_cfg): + lit_config.load_config(config, site_cfg) + raise SystemExit + + # Try to detect the situation where we are using an out-of-tree build by + # looking for 'llvm-config'. + # + # FIXME: I debated (i.e., wrote and threw away) adding logic to + # automagically generate the lit.site.cfg if we are in some kind of fresh + # build situation. This means knowing how to invoke the build system though, + # and I decided it was too much magic. We should solve this by just having + # the .cfg files generated during the configuration step. + + llvm_config = lit.util.which('llvm-config', config.environment['PATH']) + if not llvm_config: + lit_config.fatal('No site specific configuration available!') + + # Get the source and object roots. + llvm_src_root = lit.util.capture(['llvm-config', '--src-root']).strip() + llvm_obj_root = lit.util.capture(['llvm-config', '--obj-root']).strip() + clang_src_root = os.path.join(llvm_src_root, "tools", "clang") + clang_obj_root = os.path.join(llvm_obj_root, "tools", "clang") + + clang_tools_extra_src_root = os.path.join(clang_src_root, "tools", "extra") + clang_tools_extra_obj_root = os.path.join(clang_obj_root, "tools", "extra") + # Validate that we got a tree which points to here, using the standard + # tools/clang layout. + this_src_root = os.path.dirname(config.test_source_root) + if os.path.realpath(clang_tools_extra_src_root) != os.path.realpath(this_src_root): + lit_config.fatal('No site specific configuration available!') + + # Check that the site specific configuration exists. + site_cfg = os.path.join(clang_tools_extra_obj_root, 'test', 'lit.site.cfg') + if not os.path.exists(site_cfg): + lit_config.fatal( + 'No site specific configuration available! You may need to ' + 'run "make test" in your Clang build directory.') + + # Okay, that worked. Notify the user of the automagic, and reconfigure. + lit_config.note('using out-of-tree build at %r' % clang_obj_root) + lit_config.load_config(config, site_cfg) + raise SystemExit + +### -path = os.path.pathsep.join((config.clang_libs_dir, config.llvm_libs_dir, - config.environment.get('LD_LIBRARY_PATH',''))) -config.environment['LD_LIBRARY_PATH'] = path +import os # When running under valgrind, we mangle '-vg' onto the end of the triple so we # can check it with XFAIL and XTARGET. if lit_config.useValgrind: config.target_triple += '-vg' +### + # Set available features we allow tests to conditionalize on. # # As of 2011.08, crash-recovery tests still do not pass on FreeBSD. |
