Command line options processing.

--
MOS_MIGRATED_REVID=127924233

1 files changed, 61 insertions, 0 deletions

diff --git a/src/tools/singlejar/options.cc b/src/tools/singlejar/options.cc
new file mode 100644
index 0000000000..2e33151ba8
--- /dev/null
+++ b/src/tools/singlejar/options.cc
@@ -0,0 +1,61 @@
+// Copyright 2016 The Bazel Authors. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//    http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include "src/tools/singlejar/options.h"
+
+#include "src/tools/singlejar/diag.h"
+#include "src/tools/singlejar/token_stream.h"
+
+void Options::ParseCommandLine(int argc, const char *argv[]) {
+  ArgTokenStream tokens(argc, argv);
+  std::string optarg;
+  while (!tokens.AtEnd()) {
+    if (tokens.MatchAndSet("--output", &output_jar) ||
+        tokens.MatchAndSet("--main_class", &main_class) ||
+        tokens.MatchAndSet("--java_launcher", &java_launcher) ||
+        tokens.MatchAndSet("--deploy_manifest_lines", &manifest_lines) ||
+        tokens.MatchAndSet("--sources", &input_jars) ||
+        tokens.MatchAndSet("--resources", &resources) ||
+        tokens.MatchAndSet("--classpath_resources", &classpath_resources) ||
+        tokens.MatchAndSet("--include_prefixes", &include_prefixes) ||
+        tokens.MatchAndSet("--exclude_build_data", &exclude_build_data) ||
+        tokens.MatchAndSet("--compression", &force_compression) ||
+        tokens.MatchAndSet("--dont_change_compression",
+                           &preserve_compression) ||
+        tokens.MatchAndSet("--normalize", &normalize_timestamps) ||
+        tokens.MatchAndSet("--no_duplicates", &no_duplicates) ||
+        tokens.MatchAndSet("--verbose", &verbose) ||
+        tokens.MatchAndSet("--warn_duplicate_resources",
+                           &warn_duplicate_resources)) {
+      continue;
+    } else if (tokens.MatchAndSet("--build_info_file", &optarg)) {
+      build_info_files.push_back(optarg);
+      continue;
+    } else if (tokens.MatchAndSet("--extra_build_info", &optarg)) {
+      build_info_lines.push_back(optarg);
+      continue;
+    } else {
+      diag_errx(1, "Bad command line argument %s", tokens.token().c_str());
+    }
+  }
+
+  if (output_jar.empty()) {
+    diag_errx(1, "Use --output <output_jar> to specify the output file name");
+  }
+  if (force_compression && preserve_compression) {
+    diag_errx(
+        1,
+        "--compression and --dont_change_compression are mutually exclusive");
+  }
+}