1 files changed, 56 insertions, 0 deletions
diff --git a/utils/metadata_generator.cpp b/utils/metadata_generator.cpp
new file mode 100644
index 0000000..9f5215d
--- /dev/null
+++ b/utils/metadata_generator.cpp
@@ -0,0 +1,56 @@
+/*
+   Please use git log for copyright holder and year information
+
+   This file is part of libbash.
+
+   libbash is free software: you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation, either version 2 of the License, or
+   (at your option) any later version.
+
+   libbash 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 General Public License
+   along with libbash.  If not, see <http://www.gnu.org/licenses/>.
+   */
+///
+/// \file metadata_generator.cpp
+/// \author Mu Qiao
+/// \brief a simple utility for generating metadata
+///
+#include <iostream>
+#include <string>
+#include <vector>
+
+#include "libbash.h"
+
+static std::vector<std::string> metadata_names = {"DEPEND", "RDEPEND", "SLOT", "SRC_URI",
+                                                  "RESTRICT",  "HOMEPAGE",  "LICENSE", "DESCRIPTION",
+                                                  "KEYWORDS",  "INHERITED", "IUSE", "REQUIRED_USE",
+                                                  "PDEPEND",   "PROVIDE", "EAPI", "PROPERTIES", "DEFINED_PHASES"};
+
+int main(int argc, char** argv)
+{
+  if(argc != 2)
+  {
+    std::cerr<<"Please provide your script as an argument"<<std::endl;
+    exit(EXIT_FAILURE);
+  }
+
+  std::unordered_map<std::string, std::vector<std::string>> variables;
+  libbash::interpret(argv[1], variables);
+
+  for(auto iter_name = metadata_names.begin(); iter_name != metadata_names.end(); ++iter_name)
+  {
+    auto iter_value = variables.find(*iter_name);
+    if(iter_value != variables.end())
+      std::cout << iter_value->second[0] << std::endl;
+    else
+      std::cout << std::endl;
+  }
+
+  return EXIT_SUCCESS;
+}