mirror of
https://github.com/encounter/dawn-cmake.git
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53d057c572
HLSL validation will be disabled by default, and is now opt-in with --validate-hlsl and/or with a --dxc-path Change-Id: Ia98d7b1fbba50168bbe85c7982b73598100016d7 Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/42024 Commit-Queue: Ben Clayton <bclayton@google.com> Reviewed-by: dan sinclair <dsinclair@chromium.org>
85 lines
2.7 KiB
C++
85 lines
2.7 KiB
C++
// Copyright 2021 The Tint Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef SRC_UTILS_COMMAND_H_
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#define SRC_UTILS_COMMAND_H_
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#include <string>
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#include <utility>
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namespace tint {
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namespace utils {
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/// Command is a helper used by tests for executing a process with a number of
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/// arguments and an optional stdin string, and then collecting and returning
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/// the process's stdout and stderr output as strings.
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class Command {
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public:
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/// Output holds the output of the process
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struct Output {
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/// stdout from the process
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std::string out;
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/// stderr from the process
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std::string err;
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/// process error code
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int error_code = 0;
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};
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/// Constructor
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/// @param path path to the executable
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explicit Command(const std::string& path);
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/// Looks for an executable with the given name in the current working
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/// directory, and if not found there, in each of the directories in the
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/// `PATH` environment variable.
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/// @param executable the executable name
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/// @returns a Command which will return true for Found() if the executable
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/// was found.
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static Command LookPath(const std::string& executable);
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/// @return true if the executable exists at the path provided to the
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/// constructor
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bool Found() const;
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/// @returns the path of the command
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const std::string& Path() const { return path_; }
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/// Invokes the command with the given argument strings, blocking until the
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/// process has returned.
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/// @param args the string arguments to pass to the process
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/// @returns the process output
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template <typename... ARGS>
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Output operator()(ARGS... args) const {
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return Exec({std::forward<ARGS>(args)...});
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}
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/// Exec invokes the command with the given argument strings, blocking until
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/// the process has returned.
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/// @param args the string arguments to pass to the process
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/// @returns the process output
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Output Exec(std::initializer_list<std::string> args) const;
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/// @param input the input data to pipe to the process's stdin
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void SetInput(const std::string& input) { input_ = input; }
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private:
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std::string const path_;
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std::string input_;
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};
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} // namespace utils
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} // namespace tint
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#endif // SRC_UTILS_COMMAND_H_
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