diff options
Diffstat (limited to 'build.py')
| -rwxr-xr-x | build.py | 30 |
1 files changed, 23 insertions, 7 deletions
@@ -183,7 +183,7 @@ class HostBuild(): self.jobs = self.args.jobs if not self.jobs: self.jobs = multiprocessing.cpu_count() - print("Number of jobs = {}".format(self.jobs)) + sys.stderr.write("Number of jobs = {}\n".format(self.jobs)) # Normalize bootstrap dir and make sure it exists self.bootstrap_dir = os.path.abspath(self.args.bootstrap_dir) @@ -246,12 +246,23 @@ class HostBuild(): os.makedirs(os.path.join(cargo_home, 'bin'), exist_ok=True) # Configure Rust env variables - self.env['CARGO_TARGET_DIR'] = self.output_dir - self.env['CARGO_HOME'] = os.path.join(self.output_dir, 'cargo_home') - self.env['RUSTFLAGS'] = self._generate_rustflags() - self.env['CXX_ROOT_PATH'] = os.path.join(self.platform_dir, 'bt') - self.env['CROS_SYSTEM_API_ROOT'] = os.path.join(self.platform_dir, 'system_api') - self.env['CXX_OUTDIR'] = self._gn_default_output() + self.custom_env = {} + self.custom_env['CARGO_TARGET_DIR'] = self.output_dir + self.custom_env['CARGO_HOME'] = os.path.join(self.output_dir, 'cargo_home') + self.custom_env['RUSTFLAGS'] = self._generate_rustflags() + self.custom_env['CXX_ROOT_PATH'] = os.path.join(self.platform_dir, 'bt') + self.custom_env['CROS_SYSTEM_API_ROOT'] = os.path.join(self.platform_dir, 'system_api') + self.custom_env['CXX_OUTDIR'] = self._gn_default_output() + self.env.update(self.custom_env) + + def print_env(self): + """ Print the custom environment variables that are used in build. + + Useful so that external tools can mimic the environment to be the same + as build.py, e.g. rust-analyzer. + """ + for k, v in self.custom_env.items(): + print("export {}='{}'".format(k, v)) def run_command(self, target, args, cwd=None, env=None): """ Run command and stream the output. @@ -795,6 +806,8 @@ if __name__ == '__main__': help='Run bootstrap code to verify build env is ok to build.', default=False, action='store_true') + parser.add_argument( + '--print-env', help='Print environment variables used for build.', default=False, action='store_true') parser.add_argument('--no-clang', help='Don\'t use clang compiler.', default=False, action='store_true') parser.add_argument( '--no-strip', help='Skip stripping binaries during install.', default=False, action='store_true') @@ -821,6 +834,9 @@ if __name__ == '__main__': if args.run_bootstrap: bootstrap = Bootstrap(args.bootstrap_dir, os.path.dirname(__file__)) bootstrap.bootstrap() + elif args.print_env: + build = HostBuild(args) + build.print_env() else: build = HostBuild(args) build.build() |