def _build(self, conanfile, pref):
# Read generators from conanfile and generate the needed files
logger.info("GENERATORS: Writing generators")
self._generator_manager.write_generators(conanfile,
conanfile.build_folder,
conanfile.generators_folder,
self._output)
logger.info("TOOLCHAIN: Writing toolchain")
write_toolchain(conanfile, conanfile.generators_folder, self._output)
# Build step might need DLLs, binaries as protoc to generate source files
# So execute imports() before build, storing the list of copied_files
copied_files = run_imports(conanfile)
try:
mkdir(conanfile.build_folder)
with tools.chdir(conanfile.build_folder):
run_build_method(conanfile,
self._hook_manager,
reference=pref.ref,
package_id=pref.id)
self._output.success("Package '%s' built" % pref.id)
self._output.info("Build folder %s" % conanfile.build_folder)
except Exception as exc:
self._output.writeln("")
self._output.error("Package '%s' build failed" % pref.id)
self._output.warn("Build folder %s" % conanfile.build_folder)
if isinstance(exc, ConanExceptionInUserConanfileMethod):
raise exc
raise ConanException(exc)
finally:
# Now remove all files that were imported with imports()
remove_imports(conanfile, copied_files, self._output)
def cmd_build(app,
conanfile_path,
source_folder,
build_folder,
package_folder,
install_folder,
test=False,
should_configure=True,
should_build=True,
should_install=True,
should_test=True):
""" Call to build() method saved on the conanfile.py
param conanfile_path: path to a conanfile.py
"""
logger.debug("BUILD: folder '%s'" % build_folder)
logger.debug("BUILD: Conanfile at '%s'" % conanfile_path)
try:
conan_file = app.graph_manager.load_consumer_conanfile(
conanfile_path, install_folder, deps_info_required=True, test=test)
except NotFoundException:
# TODO: Auto generate conanfile from requirements file
raise ConanException("'%s' file is needed for build.\n"
"Create a '%s' and move manually the "
"requirements and generators from '%s' file" %
(CONANFILE, CONANFILE, CONANFILE_TXT))
if test:
try:
conan_file.requires.add_ref(test)
except ConanException:
pass
conan_file.should_configure = should_configure
conan_file.should_build = should_build
conan_file.should_install = should_install
conan_file.should_test = should_test
try:
mkdir(build_folder)
os.chdir(build_folder)
conan_file.build_folder = build_folder
conan_file.source_folder = source_folder
conan_file.package_folder = package_folder
conan_file.install_folder = install_folder
run_build_method(conan_file,
app.hook_manager,
conanfile_path=conanfile_path)
if test:
with get_env_context_manager(conan_file):
conan_file.output.highlight("Running test()")
with conanfile_exception_formatter(str(conan_file), "test"):
conan_file.test()
except ConanException:
raise # Raise but not let to reach the Exception except (not print traceback)
except Exception:
import traceback
trace = traceback.format_exc().split('\n')
raise ConanException("Unable to build it successfully\n%s" %
'\n'.join(trace[3:]))
