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/*
* Copyright 2018, University Corporation for Atmospheric Research
* See netcdf/COPYRIGHT file for copying and redistribution conditions.
*/
#include "config.h"
#include "stdlib.h"
#include "stdio.h"
#include <stddef.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#undef DEBUG
int
main(int argc, char** argv)
{
unsigned char c;
FILE* f = NULL;
if(argc > 1) {
/* use argv[1] as input */
f = fopen(argv[1],"r");
if(f == NULL) {fprintf(stderr,"No such file: %s\n",argv[1]); exit(1);}
} else
f = stdin;
for(;;) {
size_t ret = fread(&c, 1, 1, f);
if(ret != 1) break;
printf("%.2hhx", c);
}
if(f != stdin) fclose(f);
return 0;
}
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