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Added support for win_flex_bison on Windows
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,48 @@ | ||
| load("@com_google_verible//bazel:win_flex_bison.bzl", "win_bison_toolchain", "win_flex_toolchain") | ||
|
|
||
| filegroup( | ||
| name = "win_flex", | ||
| srcs = ["win_flex.exe"], | ||
| visibility = ["//visibility:public"], | ||
| ) | ||
|
|
||
| filegroup( | ||
| name = "flex_lexer_h", | ||
| srcs = ["FlexLexer.h"], | ||
| visibility = ["//visibility:public"], | ||
| ) | ||
|
|
||
| filegroup( | ||
| name = "win_bison", | ||
| srcs = ["win_bison.exe"], | ||
| visibility = ["//visibility:public"], | ||
| ) | ||
|
|
||
| win_flex_toolchain( | ||
| name = "flex", | ||
| flex_lexer_h = ":flex_lexer_h", | ||
| flex_tool = ":win_flex", | ||
| visibility = ["//visibility:public"], | ||
| ) | ||
|
|
||
| toolchain( | ||
| name = "flex_toolchain", | ||
| exec_compatible_with = ["@platforms//os:windows"], | ||
| target_compatible_with = ["@platforms//os:windows"], | ||
| toolchain = ":flex", | ||
| toolchain_type = "@rules_flex//flex:toolchain_type", | ||
| ) | ||
|
|
||
| win_bison_toolchain( | ||
| name = "bison", | ||
| bison_tool = ":win_bison", | ||
| visibility = ["//visibility:public"], | ||
| ) | ||
|
|
||
| toolchain( | ||
| name = "bison_toolchain", | ||
| exec_compatible_with = ["@platforms//os:windows"], | ||
| target_compatible_with = ["@platforms//os:windows"], | ||
| toolchain = ":bison", | ||
| toolchain_type = "@rules_bison//bison:toolchain_type", | ||
| ) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,119 @@ | ||
| # -*- Python -*- | ||
| # Copyright 2021 The Verible Authors. | ||
| # | ||
| # 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. | ||
|
|
||
| """Bazel rule to run flex/bison on Windows | ||
| """ | ||
|
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||
| # buildifier: disable=provider-params | ||
| FlexToolchainInfo = provider( | ||
| fields = [ | ||
| "all_files", | ||
| "flex_tool", | ||
| "flex_lexer_h", | ||
| ], | ||
| ) | ||
|
|
||
| def _win_flex_toolchain_impl(ctx): | ||
| flex_runfiles = ctx.attr.flex_tool[DefaultInfo].default_runfiles.files | ||
|
|
||
| return platform_common.ToolchainInfo( | ||
| flex_toolchain = FlexToolchainInfo( | ||
| all_files = depset( | ||
| direct = [ctx.executable.flex_tool], | ||
| transitive = [flex_runfiles], | ||
| ), | ||
| flex_tool = ctx.attr.flex_tool.files_to_run, | ||
| flex_lexer_h = ctx.file.flex_lexer_h, | ||
| ), | ||
| ) | ||
|
|
||
| win_flex_toolchain = rule( | ||
| _win_flex_toolchain_impl, | ||
| attrs = { | ||
| "flex_tool": attr.label( | ||
| mandatory = True, | ||
| executable = True, | ||
| cfg = "host", | ||
| ), | ||
| "flex_lexer_h": attr.label( | ||
| mandatory = True, | ||
| allow_single_file = [".h"], | ||
| ), | ||
| }, | ||
| ) | ||
|
|
||
| # buildifier: disable=provider-params | ||
| BisonToolchainInfo = provider( | ||
| fields = [ | ||
| "all_files", | ||
| "bison_tool", | ||
| ], | ||
| ) | ||
|
|
||
| def _win_bison_toolchain_impl(ctx): | ||
| bison_runfiles = ctx.attr.bison_tool[DefaultInfo].default_runfiles.files | ||
|
|
||
| return platform_common.ToolchainInfo( | ||
| bison_toolchain = BisonToolchainInfo( | ||
| all_files = depset( | ||
| direct = [ctx.executable.bison_tool], | ||
| transitive = [bison_runfiles], | ||
| ), | ||
| bison_tool = ctx.attr.bison_tool.files_to_run, | ||
| ), | ||
| ) | ||
|
|
||
| win_bison_toolchain = rule( | ||
| _win_bison_toolchain_impl, | ||
| attrs = { | ||
| "bison_tool": attr.label( | ||
| mandatory = True, | ||
| executable = True, | ||
| cfg = "host", | ||
| ), | ||
| }, | ||
| ) | ||
|
|
||
| def _remote_win_flex_bison(repository_ctx): | ||
| repository_ctx.download_and_extract( | ||
| url = repository_ctx.attr.url, | ||
| sha256 = repository_ctx.attr.sha256, | ||
| ) | ||
|
|
||
| repository_ctx.symlink( | ||
| Label("@com_google_verible//bazel:win_flex_bison.BUILD"), | ||
| "BUILD.bazel", | ||
| ) | ||
|
|
||
| remote_win_flex_bison = repository_rule( | ||
| implementation = _remote_win_flex_bison, | ||
| local = True, | ||
| attrs = { | ||
| "url": attr.string(mandatory = True), | ||
| "sha256": attr.string(default = ""), | ||
| }, | ||
| ) | ||
|
|
||
| def win_flex_configure(name, url, sha256 = ""): | ||
| remote_win_flex_bison( | ||
| name = name, | ||
| url = url, | ||
| sha256 = sha256, | ||
| ) | ||
|
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||
| native.register_toolchains( | ||
| "@" + name + "//:flex_toolchain", | ||
| "@" + name + "//:bison_toolchain", | ||
| ) |