use boost program_options in extractor

2013-08-10 13:29:24 +02:00
parent 4748bca8a4
commit e42b8fc37d
12 changed files with 362 additions and 32 deletions
@@ -0,0 +1,22 @@
+/*
+    open source routing machine
+    Copyright (C) Dennis Luxen, others 2010
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU AFFERO General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+any later version.
+
+This program 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 General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+or see http://www.gnu.org/licenses/agpl.txt.
+*/
+
+#define GIT_DESCRIPTION "${GIT_DESCRIPTION}"
+char g_GIT_DESCRIPTION[] = GIT_DESCRIPTION;
@@ -0,0 +1,21 @@
+/*
+    open source routing machine
+    Copyright (C) Dennis Luxen, others 2010
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU AFFERO General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+any later version.
+
+This program 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 General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+or see http://www.gnu.org/licenses/agpl.txt.
+*/
+
+extern char g_GIT_DESCRIPTION[];
@@ -0,0 +1,56 @@
+/*
+    open source routing machine
+    Copyright (C) Dennis Luxen, others 2010
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU AFFERO General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+any later version.
+
+This program 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 General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+or see http://www.gnu.org/licenses/agpl.txt.
+
+
+Custom validators for use with boost::program_options.
+*/
+
+#include <boost/program_options.hpp>
+
+namespace boost {
+    namespace program_options {
+        // Class for reporting missing files
+        class missing_file_error : public boost::program_options::invalid_option_value {
+        public:
+            missing_file_error(const std::string& path) : invalid_option_value(path), path(path) {};
+            ~missing_file_error() throw() {};
+            const char* what() const throw() {
+                std::string err = get_option_name() + " file not found: " + path;
+                return err.c_str();
+            };
+        protected:
+            std::string path;
+        };
+    }
+
+    namespace filesystem {
+        // Validator for boost::filesystem::path, that verifies that the file exists.
+        // The validate() function must be defined in the same namespace as the target type,
+        // (boost::filesystem::path in this case), otherwise it will not be called
+        void validate(boost::any& v, const std::vector<std::string>& values, boost::filesystem::path*, int) {
+            boost::program_options::validators::check_first_occurrence(v);  // avoid previous assignments
+            const std::string& input_string = boost::program_options::validators::get_single_string(values); // avoid multiple assignments
+            if(boost::filesystem::is_regular_file(input_string)) {
+                v = boost::any(boost::filesystem::path(input_string));
+            } else {
+                throw boost::program_options::missing_file_error(input_string);
+            }
+        }
+    }
+}