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// -*- c++ -*-
// Distributed under the BSD 2-Clause License.
// See accompanying file LICENSE for details.
#pragma once
#include <string>
#include <vector>
#include <map>
enum class TargetType
{
Auto, // Default - deduce from target name and sources extensions
Executable,
StaticLibrary,
DynamicLibrary,
Object,
UnitTest,
};
enum class Language
{
Auto, // Default - deduce language from source extensions
C,
Cpp,
Asm,
};
enum class OutputSystem
{
Host, // Output for the target system
Build, // Internal tool during cross-compilation
};
struct BuildConfiguration
{
TargetType type{TargetType::Auto};
Language language{Language::Auto};
OutputSystem system{OutputSystem::Host};
std::string target;
std::vector<std::string> sources; // source list
std::vector<std::string> depends; // internal dependencies
std::vector<std::string> cxxflags; // flags for c++ compiler
std::vector<std::string> cflags; // flags for c compiler
std::vector<std::string> ldflags; // flags for linker
std::vector<std::string> asmflags; // flags for asm translator
};
using BuildConfigurations = std::vector<BuildConfiguration>;
int reg(const char* location, BuildConfigurations (*cb)());
// Convenience macro - ugly but keeps things simple(r)
#define CONCAT(a, b) CONCAT_INNER(a, b)
#define CONCAT_INNER(a, b) a ## b
#define UNIQUE_NAME(base) CONCAT(base, __LINE__)
#define REG(cb) namespace { int UNIQUE_NAME(unique) = reg(__FILE__, cb); }
// Predefined configuration keys
namespace cfg
{
constexpr auto builddir = "builddir";
constexpr auto host_cc = "host-cc";
constexpr auto host_cxx = "host-cpp";
constexpr auto host_ar = "host-ar";
constexpr auto host_ld = "host-ld";
constexpr auto build_cc = "build-cc";
constexpr auto build_cxx = "build-cpp";
constexpr auto build_ar = "build-ar";
constexpr auto build_ld = "build-ld";
}
const std::map<std::string, std::string>& configuration();
bool hasConfiguration(const std::string& key);
const std::string& getConfiguration(const std::string& key,
const std::string& defaultValue = {});
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