Add crosstool_query
A quick hack of a tool that will be used for removing runtime filegroups
Issue for the --incompatible_disable_runtimes_filegroups incompatible flag
(which this cl is a step towards to): #6942
Tracking issue for legacy crosstool fields removal: #5883
RELNOTES: None.
PiperOrigin-RevId: 225995150
diff --git a/tools/migration/BUILD b/tools/migration/BUILD
index 06b4f27..3dd52fd 100644
--- a/tools/migration/BUILD
+++ b/tools/migration/BUILD
@@ -43,3 +43,13 @@
"//third_party/com/github/bazelbuild/bazel/src/main/protobuf:crosstool_config_py_pb2",
],
)
+
+py_binary(
+ name = "crosstool_query",
+ srcs = ["crosstool_query.py"],
+ deps = [
+ "//third_party/com/github/bazelbuild/bazel/src/main/protobuf:crosstool_config_py_pb2",
+ "@io_abseil_py//absl:app",
+ "@io_abseil_py//absl/flags",
+ ],
+)
diff --git a/tools/migration/crosstool_query.py b/tools/migration/crosstool_query.py
new file mode 100644
index 0000000..af3f7fa
--- /dev/null
+++ b/tools/migration/crosstool_query.py
@@ -0,0 +1,53 @@
+"""Script to make automated CROSSTOOL refactorings easier.
+
+This script reads the CROSSTOOL file and allows for querying of its fields.
+"""
+
+from absl import app
+from absl import flags
+from google.protobuf import text_format
+from third_party.com.github.bazelbuild.bazel.src.main.protobuf import crosstool_config_pb2
+
+flags.DEFINE_string("crosstool", None, "CROSSTOOL file path to be queried")
+flags.DEFINE_string("identifier", None,
+ "Toolchain identifier to specify toolchain.")
+flags.DEFINE_string("print_field", None, "Field to be printed to stdout.")
+
+
+def main(unused_argv):
+ crosstool = crosstool_config_pb2.CrosstoolRelease()
+
+ crosstool_filename = flags.FLAGS.crosstool
+ identifier = flags.FLAGS.identifier
+ print_field = flags.FLAGS.print_field
+
+ if not crosstool_filename:
+ raise app.UsageError("ERROR crosstool unspecified")
+ if not identifier:
+ raise app.UsageError("ERROR identifier unspecified")
+
+ if not print_field:
+ raise app.UsageError("ERROR print_field unspecified")
+
+ with open(crosstool_filename, "r") as f:
+ text = f.read()
+ text_format.Merge(text, crosstool)
+
+ toolchain_found = False
+ for toolchain in crosstool.toolchain:
+ if toolchain.toolchain_identifier == identifier:
+ toolchain_found = True
+ if not print_field:
+ continue
+ for field, value in toolchain.ListFields():
+ if print_field == field.name:
+ print value
+
+ if not toolchain_found:
+ print "toolchain_identifier %s not found, valid values are:" % identifier
+ for toolchain in crosstool.toolchain:
+ print " " + toolchain.toolchain_identifier
+
+
+if __name__ == "__main__":
+ app.run(main)