1 files changed, 76 insertions, 0 deletions
diff --git a/src/libcppbuild.h b/src/libcppbuild.h
new file mode 100644
index 0000000..d0a0080
--- /dev/null
+++ b/src/libcppbuild.h
@@ -0,0 +1,76 @@
+// -*- c++ -*-
+#pragma once
+
+#include <string>
+#include <vector>
+#include <map>
+
+enum class TargetType
+{
+	Auto, // Default - deduce from target name and sources extensions
+
+	Executable,
+	StaticLibrary,
+	DynamicLibrary,
+	Object,
+};
+
+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 = {});