diff options
Diffstat (limited to 'scons/llvm.py')
| -rw-r--r-- | scons/llvm.py | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/scons/llvm.py b/scons/llvm.py index 01eae2403a..d88d6e3a5a 100644 --- a/scons/llvm.py +++ b/scons/llvm.py @@ -63,13 +63,14 @@ def generate(env): if env['platform'] == 'windows': # XXX: There is no llvm-config on Windows, so assume a standard layout if llvm_dir is None: - return + print 'scons: LLVM environment variable must be specified when building for windows' + env.Exit(1) # Try to determine the LLVM version from llvm/Config/config.h llvm_config = os.path.join(llvm_dir, 'include/llvm/Config/config.h') if not os.path.exists(llvm_config): print 'scons: could not find %s' % llvm_config - return + env.Exit(1) llvm_version_re = re.compile(r'^#define PACKAGE_VERSION "([^"]*)"') llvm_version = None for line in open(llvm_config, 'rt'): @@ -80,7 +81,7 @@ def generate(env): break if llvm_version is None: print 'scons: could not determine the LLVM version from %s' % llvm_config - return + env.Exit(1) env.Prepend(CPPPATH = [os.path.join(llvm_dir, 'include')]) env.AppendUnique(CPPDEFINES = [ @@ -129,7 +130,11 @@ def generate(env): # debug build we'll be linking against LIBCMTD, so disable # that. env.Append(LINKFLAGS = ['/nodefaultlib:LIBCMT']) - elif env.Detect('llvm-config'): + else: + if not env.Detect('llvm-config'): + print 'scons: llvm-config script not found' % llvm_version + env.Exit(1) + llvm_version = env.backtick('llvm-config --version').rstrip() llvm_version = distutils.version.LooseVersion(llvm_version) @@ -138,11 +143,10 @@ def generate(env): env.ParseConfig('llvm-config --libs jit interpreter nativecodegen bitwriter') env.ParseConfig('llvm-config --ldflags') except OSError: - print 'llvm-config version %s failed' % llvm_version + print 'scons: llvm-config version %s failed' % llvm_version + env.Exit(1) else: env['LINK'] = env['CXX'] - else: - return assert llvm_version is not None |