diff options
Diffstat (limited to 'chromium/build/toolchain/win/midl.gni')
-rw-r--r-- | chromium/build/toolchain/win/midl.gni | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/chromium/build/toolchain/win/midl.gni b/chromium/build/toolchain/win/midl.gni new file mode 100644 index 00000000000..a8cf4ffdc3b --- /dev/null +++ b/chromium/build/toolchain/win/midl.gni @@ -0,0 +1,94 @@ +# Copyright 2014 The Chromium Authors. All rights reserved. +# Use of this source code is governed by a BSD-style license that can be +# found in the LICENSE file. + +assert(is_win) + +# This template defines a rule to invoke the MS IDL compiler. +# +# Parameters +# +# sources +# List of .idl file to process. +# +# out_dir (optional) +# Directory to write the generated files to. Defaults to target_gen_dir. +# +# visibility (optional) + +template("midl") { + action_name = "${target_name}_idl_action" + source_set_name = target_name + + assert(defined(invoker.sources), "Source must be defined for $target_name") + + if (defined(invoker.out_dir)) { + out_dir = invoker.out_dir + } else { + out_dir = target_gen_dir + } + + header_file = "{{source_name_part}}.h" + dlldata_file = "{{source_name_part}}.dlldata.c" + interface_identifier_file = "{{source_name_part}}_i.c" + proxy_file = "{{source_name_part}}_p.c" + type_library_file = "{{source_name_part}}.tlb" + + action_foreach(action_name) { + visibility = ":$source_set_name" + + # This functionality is handled by the win-tool because the GYP build has + # MIDL support built-in. + # TODO(brettw) move this to a separate MIDL wrapper script for better + # clarity once GYP support is not needed. + script = "$root_build_dir/gyp-win-tool" + + sources = invoker.sources + + # Note that .tlb is not included in the outputs as it is not always + # generated depending on the content of the input idl file. + outputs = [ + "$out_dir/$header_file", + "$out_dir/$dlldata_file", + "$out_dir/$interface_identifier_file", + "$out_dir/$proxy_file", + ] + + if (cpu_arch == "x86") { + win_tool_arch = "environment.x86" + idl_target_platform = "win32" + } else if (cpu_arch == "x64") { + win_tool_arch = "environment.x64" + idl_target_platform = "x64" + } else { + assert(false, "Need environment for this arch") + } + + args = [ + "midl-wrapper", win_tool_arch, + rebase_path(out_dir, root_build_dir), + type_library_file, + header_file, + dlldata_file, + interface_identifier_file, + proxy_file, + "{{source}}", + "/char", "signed", + "/env", idl_target_platform, + "/Oicf", + ] + } + + source_set(target_name) { + if (defined(invoker.visibility)) { + visibility = invoker.visibility + } + + # We only compile the IID files from the IDL tool rather than all outputs. + sources = process_file_template( + invoker.sources, + [ "$out_dir/$interface_identifier_file" ]) + + deps = [ ":$action_name" ] + } +} |