Make tools abstraction around compiler options to better support tool agnostic arguments.

1 files changed, 52 insertions, 0 deletions

diff --git a/src/tools.h b/src/tools.h
new file mode 100644
index 0000000..39118d2
--- /dev/null
+++ b/src/tools.h
@@ -0,0 +1,52 @@
+// -*- c++ -*-
+// Distributed under the BSD 2-Clause License.
+// See accompanying file LICENSE for details.
+#pragma once
+
+#include <vector>
+#include <string>
+
+#include "libctor.h"
+
+enum class ToolChain
+{
+	gcc,
+	clang,
+};
+
+enum class opt
+{
+	//                                  gcc/clang
+	output,                          //  -o
+	debug,                           //  -g
+	strip,                           //  -s
+	warn_all,                        //  -Wall
+	warnings_as_errors,              //  -Werror
+	generate_dep_tree,               //  -MMD
+	no_link,                         //  -c
+	include_path,                    //  -I<arg>
+	library_path,                    //  -L<arg>
+	link,                            //  -l<arg>
+	cpp_std,                         //  -std=<arg>
+	build_shared,                    //  -shared
+	threads,                         //  -pthread
+	optimization,                    //  -O<arg>
+	position_independent_code,       //  -fPIC
+	position_independent_executable, //  -fPIE
+	custom,                          // entire option taken verbatim from <arg>
+};
+
+//! Get tool-chain type from output system (via configuration)
+ToolChain getToolChain(OutputSystem system);
+
+//! Get tool argument(s) for specific option type matching the supplied
+//! tool-chain
+std::vector<std::string> getOption(ToolChain tool_chain,
+                                   opt option,
+                                   const std::string& arg = {});
+
+//! Get opt enum value and argument from string,
+//! ie. { opt::InludePath, "foo/bar" } from "-Ifoo/bar"
+//! Returns { opt::Custom, flag } if unknown.
+std::pair<opt, std::string> getOption(const std::string& flag,
+                                      ToolChain tool_chain = ToolChain::gcc);