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+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org. If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+#include "options.hxx"
+
+#include "osl/diagnose.h"
+
+#include <stdio.h>
+#include <string.h>
+
+namespace registry
+{
+namespace tools
+{
+
+Options::Options (char const * program)
+ : m_program (program)
+{}
+
+Options::~Options()
+{}
+
+// static
+bool Options::checkArgument(std::vector< std::string> & rArgs, char const * arg, size_t len)
+{
+ bool result = ((arg != 0) && (len > 0));
+ OSL_PRECOND(result, "registry::tools::Options::checkArgument(): invalid arguments");
+ if (result)
+ {
+ OSL_TRACE("registry::tools:Options::checkArgument(): \"%s\"", arg);
+ switch (arg[0])
+ {
+ case '@':
+ if ((result = (len > 1)) == true)
+ {
+ // "@<cmdfile>"
+ result = Options::checkCommandFile(rArgs, &(arg[1]));
+ }
+ break;
+ case '-':
+ if ((result = (len > 1)) == true)
+ {
+ // "-<option>"
+ std::string option (&(arg[0]), 2);
+ rArgs.push_back(option);
+ if (len > 2)
+ {
+ // "-<option><param>"
+ std::string param(&(arg[2]), len - 2);
+ rArgs.push_back(param);
+ }
+ }
+ break;
+ default:
+ rArgs.push_back(std::string(arg, len));
+ break;
+ }
+ }
+ return (result);
+}
+
+// static
+bool Options::checkCommandFile(std::vector< std::string > & rArgs, char const * filename)
+{
+ FILE * fp = fopen(filename, "r");
+ if (fp == 0)
+ {
+ fprintf(stderr, "ERROR: Can't open command file \"%s\"\n", filename);
+ return (false);
+ }
+
+ std::string buffer;
+ buffer.reserve(256);
+
+ bool quoted = false;
+ int c = EOF;
+ while ((c = fgetc(fp)) != EOF)
+ {
+ switch(c)
+ {
+ case '\"':
+ quoted = !quoted;
+ break;
+ case ' ':
+ case '\t':
+ case '\r':
+ case '\n':
+ if (!quoted)
+ {
+ if (!buffer.empty())
+ {
+ if (!checkArgument(rArgs, buffer.c_str(), buffer.size()))
+ {
+ // failure.
+ (void) fclose(fp);
+ return false;
+ }
+ buffer.clear();
+ }
+ break;
+ }
+ default:
+ // quoted white-space fall through
+ buffer.push_back(sal::static_int_cast<char>(c));
+ break;
+ }
+ }
+ return (fclose(fp) == 0);
+}
+
+bool Options::initOptions (std::vector< std::string > & rArgs)
+{
+ return initOptions_Impl (rArgs);
+}
+
+bool Options::badOption (char const * reason, char const * option) const
+{
+ (void) fprintf(stderr, "%s: %s option '%s'\n", m_program.c_str(), reason, option);
+ return printUsage();
+}
+
+bool Options::printUsage() const
+{
+ printUsage_Impl();
+ return false;
+}
+
+} // namespace tools
+} // namespace registry