Add version command line option

1 files changed, 8 insertions, 0 deletions

diff --git a/src/options.cpp b/src/options.cpp
index c44fd06..a5912b6 100644
--- a/src/options.cpp
+++ b/src/options.cpp
@@ -83,6 +83,8 @@ OptionParser::printUsage()
     std::cout << "   Or: " << PROGRAM_NAME_STR << " restore";
     std::cout << "[-B BUFFER_SIZE] -d DIFFFILE -o OUTFILE" << std::endl;
 
+    std::cout << "   Or: " << PROGRAM_NAME_STR << " version" << std::endl;
+
     std::cout << "   Or: " << PROGRAM_NAME_STR << " help" << std::endl;
 }
 
@@ -93,6 +95,12 @@ OptionParser::isHelp(int argc, char **argv)
 }
 
 bool
+OptionParser::isVersion(int argc, char **argv)
+{
+    return isOperation(argc, argv, "version");
+}
+
+bool
 OptionParser::isBackup(int argc, char **argv)
 {
     return isOperation(argc, argv, "backup");