1 files changed, 192 insertions, 0 deletions
diff --git a/cpp/src/slice2cpp/Main.cpp b/cpp/src/slice2cpp/Main.cpp
new file mode 100644
index 00000000000..4915c2a0600
--- /dev/null
+++ b/cpp/src/slice2cpp/Main.cpp
@@ -0,0 +1,192 @@
+// **********************************************************************
+//
+// Copyright (c) 2001
+// MutableRealms, Inc.
+// Huntsville, AL, USA
+//
+// All Rights Reserved
+//
+// **********************************************************************
+
+#include <GenCPlusPlus.h>
+#include <fstream>
+
+using namespace std;
+using namespace IceLang;
+
+void
+usage(const char* n)
+{
+    cerr << "Usage: " << n << " [options] ice-files ...\n";
+    cerr <<	
+"Options:\n"
+"-h, --help          Show this message.\n"
+"-DNAME              Define NAME as 1.\n"
+"-DNAME=DEF          Define NAME as DEF.\n"
+"-UNAME              Remove any definition for NAME.\n"
+"-IDIR               Put DIR in the include file search path.\n"
+"--include-dir       Specify the header include directory.\n"
+"--dll-export        Specify a symbol for DLL exports.\n"
+"-d, --debug         Print debug messages.\n"
+	;
+}
+
+int
+main(int argc, char* argv[])
+{
+    string cpp("cpp");
+    vector<string> includePaths;
+    string include;
+    string dllExport;
+
+    int idx = 1;
+    while(idx < argc)
+    {
+	if(strncmp(argv[idx], "-I", 2) == 0)
+	{
+	    cpp += ' ';
+	    cpp += argv[idx];
+
+	    string path = argv[idx] + 2;
+	    if(path.length())
+		includePaths.push_back(path);
+
+	    for(int i = idx ; i + 1 < argc ; ++i)
+		argv[i] = argv[i + 1];
+	    --argc;
+	}
+	else if(strncmp(argv[idx], "-D", 2) == 0 ||
+		strncmp(argv[idx], "-U", 2) == 0)
+	{
+	    cpp += ' ';
+	    cpp += argv[idx];
+
+	    for(int i = idx ; i + 1 < argc ; ++i)
+		argv[i] = argv[i + 1];
+	    --argc;
+	}
+	else if(strcmp(argv[idx], "-h") == 0 ||
+		strcmp(argv[idx], "--help") == 0)
+	{
+	    usage(argv[0]);
+	    return EXIT_SUCCESS;
+	}
+	else if(strcmp(argv[idx], "-d") == 0 ||
+		strcmp(argv[idx], "--debug") == 0)
+	{
+	    extern int yydebug;
+	    yydebug = 1;
+	    for(int i = idx ; i + 1 < argc ; ++i)
+		argv[i] = argv[i + 1];
+	    --argc;
+	}
+	else if(strcmp(argv[idx], "--include-dir") == 0)
+	{
+	    if(idx + 1 >= argc)
+            {
+		cerr << argv[0] << ": error: argument expected for`"
+		     << argv[idx] << "'" << endl;
+		usage(argv[0]);
+		return EXIT_FAILURE;
+            }
+	    
+	    include = argv[idx + 1];
+	    for(int i = idx ; i + 2 < argc ; ++i)
+		argv[i] = argv[i + 2];
+	    argc -= 2;
+	}
+	else if(strcmp(argv[idx], "--dll-export") == 0)
+	{
+	    if(idx + 1 >= argc)
+            {
+		cerr << argv[0] << ": error: argument expected for`"
+		     << argv[idx] << "'" << endl;
+		usage(argv[0]);
+		return EXIT_FAILURE;
+            }
+	    
+	    dllExport = argv[idx + 1];
+	    for(int i = idx ; i + 2 < argc ; ++i)
+		argv[i] = argv[i + 2];
+	    argc -= 2;
+	}
+	else if(argv[idx][0] == '-')
+	{
+	    cerr << argv[0] << ": error: unknown option `" << argv[idx] << "'"
+		 << endl;
+	    usage(argv[0]);
+	    return EXIT_FAILURE;
+	}
+	else
+	    ++idx;
+    }
+
+    if(argc < 2)
+    {
+	cerr << argv[0] << ": error: no input file" << endl;
+	usage(argv[0]);
+	return EXIT_FAILURE;
+    }
+
+    for(idx = 1 ; idx < argc ; ++idx)
+    {
+	string base(argv[idx]);
+	string suffix;
+	string::size_type pos = base.rfind('.');
+	if(pos != string::npos)
+	{
+	    suffix = base.substr(pos);
+	    transform(suffix.begin(), suffix.end(), suffix.begin(), tolower);
+	}
+	if(suffix != ".ice")
+	{
+	    cerr << argv[0] << ": input files must end with `.ice'"
+		 << endl;
+	    return EXIT_FAILURE;
+	}
+	base.erase(pos);
+
+	ifstream test(argv[idx]);
+	if(!test)
+	{
+	    cerr << argv[0] << ": can't open `" << argv[idx]
+		 << "' for reading: " << strerror(errno) << endl;
+	    return EXIT_FAILURE;
+	}
+	test.close();
+
+	string cmd = cpp + " " + argv[idx];
+#ifdef WIN32
+	FILE* cppHandle = _popen(cmd.c_str(), "r");
+#else
+	FILE* cppHandle = popen(cmd.c_str(), "r");
+#endif
+	if(cppHandle == NULL)
+	{
+	    cerr << argv[0] << ": can't run C++ preprocessor: "
+		 << strerror(errno) << endl;
+	    return EXIT_FAILURE;
+	}
+	
+	Parser_ptr parser = Parser::createParser();
+	int status = parser -> parse(cppHandle);
+	
+#ifdef WIN32
+	_pclose(cppHandle);
+#else
+	pclose(cppHandle);
+#endif
+	
+	if(status == EXIT_FAILURE)
+	    return status;
+
+	GenCPlusPlus gen(argv[0], base, include, includePaths, dllExport);
+	if(!gen)
+	    return EXIT_FAILURE;
+	gen.generate(parser);
+
+	parser -> destroy();
+    }
+
+    return EXIT_SUCCESS;
+}