Generate the icu data binaries at compile time instead of checking in binaries

build_tools/write_res_index.py

Index: build_tools/write_res_index.py
diff --git a/build_tools/write_res_index.py b/build_tools/write_res_index.py
new file mode 100644
index 0000000000000000000000000000000000000000..c20ad6fb30fe8c34383ca4f9625f5043e756f682
--- /dev/null
+++ b/build_tools/write_res_index.py
@@ -0,0 +1,44 @@
+"""Writes a res_index.txt file listing all locales (resources) that
+are included. This matches a half dozen "echo" blocks in the
+Makefiles."""
+
+from __future__ import print_function
+
+import argparse
+import os
+
+def change_ext(path, new_ext):
+    return os.path.splitext(path)[0] + new_ext
+
+def main():
+    parser = argparse.ArgumentParser(
+        description=("Generates a resindex.txt file to be compiled by icu."))
+
+    parser.add_argument("--outfile",
+                        required=True,
+                        help="File that will contain the ICU resource text.")
+
+    parser.add_argument("--cldr-version",
+                        help="The CLDR version. Optional")
+
+    parser.add_argument("files",
+                        nargs='*',
+                        help=("Files to be included in the list. " +
+                              "Can include paths (that will be ignored)"))
+
+    args = parser.parse_args()
+
+    with open(args.outfile, "w") as out:
+        out.write("// Warning this file is automatically generated\n")
+        out.write("res_index:table(nofallback) {\n")
+        if args.cldr_version:
+            out.write("    CLDRVersion { \"%s\" }\n" % args.cldr_version)
+        out.write("    InstalledLocales {\n")
+        for filename in args.files:
+            out.write("        %s {\"\"}\n" %
+                      change_ext(os.path.basename(filename), ""))
+        out.write("    }\n")
+        out.write("}\n")
+
+if __name__ == "__main__":
+    main()