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      1 # Copyright 2014 The Chromium Authors. All rights reserved.
      2 # Use of this source code is governed by a BSD-style license that can be
      3 # found in the LICENSE file.
      4 
      5 # Runs the version processing script over the given template file to produce
      6 # an output file. This is used for generating various forms of files that
      7 # incorporate the product name and version.
      8 #
      9 # This template automatically includes VERSION,
     10 #
     11 # Parameters:
     12 #   source:
     13 #     File name of source template file to read.
     14 #
     15 #   output:
     16 #     File name of file to write.
     17 #
     18 #   visibility (optional)
     19 #
     20 # Example:
     21 #   process_version("myversion") {
     22 #     source = "myfile.h.in"
     23 #     output = "$target_gen_dir/myfile.h"
     24 #   }
     25 template("process_version") {
     26   assert(defined(invoker.source), "Source must be defined for $target_name")
     27   assert(defined(invoker.output), "Output must be defined for $target_name")
     28 
     29   action(target_name) {
     30     if (defined(invoker.visibility)) {
     31       visibility = invoker.visibility
     32     }
     33     script = "//build/util/version.py"
     34 
     35     version_path = "//chrome/VERSION"
     36 
     37     inputs = [
     38       version_path,
     39       invoker.source,
     40     ]
     41 
     42     outputs = [ invoker.output ]
     43 
     44     args = [
     45       "-f", rebase_path(version_path, root_build_dir),
     46       rebase_path(invoker.source, root_build_dir),
     47       rebase_path(invoker.output, root_build_dir),
     48     ]
     49   }
     50 }
     51