bullet: Streamline bundling, remove extraneous src/ folder

Document version and how to extract sources in thirdparty/README.md.
Drop unnecessary CMake and Premake files.
Simplify SCsub, drop unused one.

1 files changed, 101 insertions, 0 deletions

diff --git a/thirdparty/bullet/Bullet3Common/b3CommandLineArgs.h b/thirdparty/bullet/Bullet3Common/b3CommandLineArgs.h
new file mode 100644
index 0000000000..38df8e2600
--- /dev/null
+++ b/thirdparty/bullet/Bullet3Common/b3CommandLineArgs.h
@@ -0,0 +1,101 @@
+#ifndef COMMAND_LINE_ARGS_H
+#define COMMAND_LINE_ARGS_H
+
+/******************************************************************************
+ * Command-line parsing
+ ******************************************************************************/
+#include <map>
+#include <algorithm>
+#include <string>
+#include <cstring>
+#include <sstream>
+class b3CommandLineArgs
+{
+protected:
+
+	std::map<std::string, std::string> pairs;
+
+public:
+
+	// Constructor
+	b3CommandLineArgs(int argc, char **argv)
+	{
+		addArgs(argc,argv);
+	}
+
+	void addArgs(int argc, char**argv)
+	{
+	    for (int i = 1; i < argc; i++)
+	    {
+	        std::string arg = argv[i];
+
+			if ((arg.length() < 2) || (arg[0] != '-') || (arg[1] != '-')) {
+	        	continue;
+	        }
+
+        	std::string::size_type pos;
+		    std::string key, val;
+	        if ((pos = arg.find( '=')) == std::string::npos) {
+	        	key = std::string(arg, 2, arg.length() - 2);
+	        	val = "";
+	        } else {
+	        	key = std::string(arg, 2, pos - 2);
+	        	val = std::string(arg, pos + 1, arg.length() - 1);
+	        }
+			
+			//only add new keys, don't replace existing
+			if(pairs.find(key) == pairs.end())
+			{
+        		pairs[key] = val;
+			}
+	    }
+	}
+
+	bool CheckCmdLineFlag(const char* arg_name)
+	{
+		std::map<std::string, std::string>::iterator itr;
+		if ((itr = pairs.find(arg_name)) != pairs.end()) {
+			return true;
+	    }
+		return false;
+	}
+
+	template <typename T>
+	bool GetCmdLineArgument(const char *arg_name, T &val);
+
+	int ParsedArgc()
+	{
+		return pairs.size();
+	}
+};
+
+template <typename T>
+inline bool b3CommandLineArgs::GetCmdLineArgument(const char *arg_name, T &val)
+{
+	std::map<std::string, std::string>::iterator itr;
+	if ((itr = pairs.find(arg_name)) != pairs.end()) {
+		std::istringstream strstream(itr->second);
+		strstream >> val;
+		return true;
+    }
+	return false;
+}
+
+template <>
+inline bool b3CommandLineArgs::GetCmdLineArgument<char*>(const char* arg_name, char* &val)
+{
+	std::map<std::string, std::string>::iterator itr;
+	if ((itr = pairs.find(arg_name)) != pairs.end()) {
+
+		std::string s = itr->second;
+		val = (char*) malloc(sizeof(char) * (s.length() + 1));
+		std::strcpy(val, s.c_str());
+		return true;
+	} else {
+    	val = NULL;
+	}
+	return false;
+}
+
+
+#endif //COMMAND_LINE_ARGS_H