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author | Jisi Liu <jisi.liu@gmail.com> | 2017-07-18 16:26:16 -0700 |
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committer | Jisi Liu <jisi.liu@gmail.com> | 2017-07-18 16:26:16 -0700 |
commit | 3af881c7e2db0553207876acbdb91c6e77974e44 (patch) | |
tree | 35e2a96cce802d4235bd29afa396e28ead892fa2 /src/google/protobuf/compiler/command_line_interface.cc | |
parent | 86975301f1876ce1934612777b8ca6c76520f5cc (diff) | |
parent | 942a29cecd36f2a4b22fdd2179635cd548e6bd27 (diff) |
Merge master into 3.4.x
Diffstat (limited to 'src/google/protobuf/compiler/command_line_interface.cc')
-rw-r--r-- | src/google/protobuf/compiler/command_line_interface.cc | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/google/protobuf/compiler/command_line_interface.cc b/src/google/protobuf/compiler/command_line_interface.cc index afe63a77..0ef8c0d8 100644 --- a/src/google/protobuf/compiler/command_line_interface.cc +++ b/src/google/protobuf/compiler/command_line_interface.cc @@ -1182,6 +1182,12 @@ CommandLineInterface::ParseArguments(int argc, const char* const argv[]) { arguments.push_back(argv[i]); } + // if no arguments are given, show help + if(arguments.empty()) { + PrintHelpText(); + return PARSE_ARGUMENT_DONE_AND_EXIT; // Exit without running compiler. + } + // Iterate through all arguments and parse them. for (int i = 0; i < arguments.size(); ++i) { string name, value; |