xz/debug/repeat.c

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2008-01-20 18:14:26 +00:00
///////////////////////////////////////////////////////////////////////////////
//
/// \file repeat.c
/// \brief Repeats given string given times
///
/// This program can be useful when debugging run-length encoder in
/// the Subblock filter, especially the condition when repeat count
/// doesn't fit into 28-bit integer.
//
// Author: Lasse Collin
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//
// This file has been put into the public domain.
// You can do whatever you want with this file.
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//
///////////////////////////////////////////////////////////////////////////////
#include "sysdefs.h"
#include <stdio.h>
int
main(int argc, char **argv)
{
if (argc != 3) {
fprintf(stderr, "Usage: %s COUNT STRING\n", argv[0]);
exit(1);
}
unsigned long long count = strtoull(argv[1], NULL, 10);
const size_t size = strlen(argv[2]);
while (count-- != 0)
fwrite(argv[2], 1, size, stdout);
return !!(ferror(stdout) || fclose(stdout));
}