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//
// Copyright 2013 Pixar
//
// Licensed under the Apache License, Version 2.0 (the "Apache License")
// with the following modification; you may not use this file except in
// compliance with the Apache License and the following modification to it:
// Section 6. Trademarks. is deleted and replaced with:
//
// 6. Trademarks. This License does not grant permission to use the trade
// names, trademarks, service marks, or product names of the Licensor
// and its affiliates, except as required to comply with Section 4(c) of
// the License and to reproduce the content of the NOTICE file.
//
// You may obtain a copy of the Apache License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the Apache License with the above modification is
// distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the Apache License for the specific
// language governing permissions and limitations under the Apache License.
//
#include <fstream>
#include <iostream>
#include <sstream>
#include <string>
std::string stringify( std::string const & line ) {
bool inconstant=false;
std::stringstream s;
for (int i=0; i<(int)line.size(); ++i) {
// escape double quotes
if (line[i]=='"') {
s << '\\' ;
inconstant = inconstant ? false : true;
}
if (line[i]=='\\' && line[i+1]=='\0') {
s << "\"";
return s.str();
}
// escape backslash
if (inconstant && line[i]=='\\')
s << '\\' ;
s << line[i];
}
s << "\\n\"";
return s.str();
}
int main(int argc, char **argv) {
if (argc != 3) {
std::cerr << "Usage: stringify input-file output-file" << std::endl;
return 1;
}
std::ifstream input;
input.open(argv[1]);
if (! input.is_open()) {
std::cerr << "Can not read from: " << argv[1] << std::endl;
return 1;
}
std::ofstream output;
output.open(argv[2]);
if (! output.is_open()) {
std::cerr << "Can not write to: " << argv[2] << std::endl;
return 1;
}
std::string line;
while (! input.eof()) {
std::getline(input, line);
output << "\"" << stringify(line) << std::endl;
}
return 0;
}
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