From a2be8eba3aaf11a9a73092793d27d6d46b4270cd Mon Sep 17 00:00:00 2001
From: Bent Bisballe Nyeng <deva@aasimon.org>
Date: Sat, 19 Jun 2021 09:18:26 +0200
Subject: Add .so target. Fix ready state checks.

---
 libcppbuild.cc | 76 ++++++++++++++++++++++++++++++++++++++++++++++++----------
 1 file changed, 63 insertions(+), 13 deletions(-)

(limited to 'libcppbuild.cc')

diff --git a/libcppbuild.cc b/libcppbuild.cc
index 7f0a355..69d23ba 100644
--- a/libcppbuild.cc
+++ b/libcppbuild.cc
@@ -10,10 +10,13 @@
 #include <algorithm>
 #include <list>
 
+#include <getoptpp/getoptpp.hpp>
+
 #include "libcppbuild.h"
 #include "task_cc.h"
 #include "task_ld.h"
 #include "task_ar.h"
+#include "task_so.h"
 #include "settings.h"
 
 #include <unistd.h>
@@ -23,6 +26,8 @@ using namespace std::chrono_literals;
 std::list<std::shared_ptr<Task>> taskFactory(const BuildConfiguration& config,
                                              const Settings& settings)
 {
+	std::filesystem::path targetFile(config.target);
+
 	std::vector<std::string> objects;
 	std::list<std::shared_ptr<Task>> tasks;
 	for(const auto& file : config.sources)
@@ -31,19 +36,28 @@ std::list<std::shared_ptr<Task>> taskFactory(const BuildConfiguration& config,
 		objects.push_back(tasks.back()->target());
 	}
 
-	std::filesystem::path targetFile(config.target);
 	if(targetFile.extension() == ".a")
 	{
 		// static lib
 		tasks.emplace_back(std::make_shared<TaskAR>(config, settings, config.target,
 		                                            objects));
 	}
+	else if(targetFile.extension() == ".so")
+	{
+		if(targetFile.stem().string().substr(0, 3) != "lib")
+		{
+			std::cerr << "Dynamic library target must have 'lib' prefix\n";
+			exit(1);
+		}
+		// dynamic lib
+		tasks.emplace_back(std::make_shared<TaskSO>(config, settings, config.target,
+		                                            objects));
+	}
 	else
 	{
-		// binary
+		// executable
 		tasks.emplace_back(std::make_shared<TaskLD>(config, settings, config.target,
 		                                            objects));
-
 	}
 
 	return tasks;
@@ -68,10 +82,9 @@ std::shared_ptr<Task> getNextTask(const std::list<std::shared_ptr<Task>>& allTas
 	return nullptr;
 }
 
-int main(int argc, const char* argv[])
+int main(int argc, char* argv[])
 {
 	Settings settings;
-
 	// TODO: Set from commandline
 	settings.builddir = "build/foo";
 
@@ -80,6 +93,40 @@ int main(int argc, const char* argv[])
 
 	settings.verbose = 0;
 
+	dg::Options opt;
+
+	opt.add("jobs", required_argument, 'j',
+	        "Number of parallel jobs.",
+	        [&]() {
+		        try
+		        {
+			        settings.parallel_processes = std::stoi(optarg);
+		        }
+		        catch(...)
+		        {
+			        std::cerr << "Not a number\n";
+			        return 1;
+		        }
+		        return 0;
+	        });
+
+	opt.add("verbose", no_argument, 'v',
+	        "Be verbose.",
+	        [&]() {
+		        settings.verbose++;
+		        return 0;
+	        });
+
+	opt.add("help", no_argument, 'h',
+	        "Print this help text.",
+	        [&]() {
+		        std::cout << "usage stuff\n";
+		        opt.help();
+		        return 0;
+	        });
+
+	opt.process(argc, argv);
+
 	std::filesystem::path builddir(settings.builddir);
 	std::filesystem::create_directories(builddir);
 
@@ -106,19 +153,22 @@ int main(int argc, const char* argv[])
 		}
 	}
 
-	if(argc == 2 && std::string(argv[1]) == "clean")
+	for(auto const &arg : opt.arguments())
 	{
-		std::cout << "Cleaning\n";
-		//std::filesystem::remove_all(builddir);
-		for(auto& task : tasks)
+		if(arg == "clean")
 		{
-			if(task->clean() != 0)
+			std::cout << "Cleaning\n";
+			//std::filesystem::remove_all(builddir);
+			for(auto& task : tasks)
 			{
-				return 1;
+				if(task->clean() != 0)
+				{
+					return 1;
+				}
 			}
-		}
 
-		return 0;
+			return 0;
+		}
 	}
 
 	std::cout << "Building\n";
-- 
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