diff options
Diffstat (limited to 'debug')
| -rw-r--r-- | debug/Makefile.am | 1 | ||||
| -rw-r--r-- | debug/repeat.c | 43 |
2 files changed, 44 insertions, 0 deletions
diff --git a/debug/Makefile.am b/debug/Makefile.am index b393db3e..16433b7b 100644 --- a/debug/Makefile.am +++ b/debug/Makefile.am @@ -13,6 +13,7 @@ ## noinst_PROGRAMS = \ + repeat \ sync_flush AM_CPPFLAGS = \ diff --git a/debug/repeat.c b/debug/repeat.c new file mode 100644 index 00000000..849f7b76 --- /dev/null +++ b/debug/repeat.c @@ -0,0 +1,43 @@ +/////////////////////////////////////////////////////////////////////////////// +// +/// \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. +// +// Copyright (C) 2008 Lasse Collin +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 2.1 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +/////////////////////////////////////////////////////////////////////////////// + +#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)); +} |