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#include <stdio.h>
#include "prenv.h"
int main(int argc, char* argv[]) {
if (argc != 2) return 1;
const char* value = PR_GetEnv("WRITE_ARGUMENT_FILE");
if (!value) return 2;
FILE* outfile = fopen(value, "w");
if (!outfile) return 3;
// We only need to write out the first argument (no newline).
fputs(argv[argc - 1], outfile);
fclose(outfile);
return 0;
}
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