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// Converts stdin string to a comma-separated list of byte values and prints the
// result. Used for transforming the standard library into a C array.
//
// Usage:
// to_c_array <infile> <outfile>
#include <fstream>
#include <iostream>
#include <iterator>
int main(int argc, char *argv[])
{
if (argc < 3) {
std::cerr << "usage: to_c_array <infile> <outfile>\n";
return 1;
}
std::ifstream in_file(argv[1]);
if (!in_file.is_open()) {
std::cerr << "Can't open input file.";
return 1;
}
std::ofstream out_file(argv[2]);
if (!out_file.is_open()) {
std::cerr << "Can't open output file.";
return 1;
}
char c;
bool first_character = true;
while (in_file.get(c)) {
if (first_character) {
first_character = false;
} else {
out_file << ",";
}
// Write byte value of c to stdout.
out_file << (int)c;
}
out_file << ",0";
return 0;
}
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