The Android Open Source Project | cfb3b27 | 2009-03-03 19:29:20 -0800 | [diff] [blame] | 1 | |
| 2 | /* spew out a thoroughly gigantic file designed so that bzip2 |
| 3 | can compress it reasonably rapidly. This is to help test |
| 4 | support for large files (> 2GB) in a reasonable amount of time. |
| 5 | I suggest you use the undocumented --exponential option to |
| 6 | bzip2 when compressing the resulting file; this saves a bit of |
| 7 | time. Note: *don't* bother with --exponential when compressing |
| 8 | Real Files; it'll just waste a lot of CPU time :-) |
| 9 | (but is otherwise harmless). |
| 10 | */ |
| 11 | |
| 12 | /* ------------------------------------------------------------------ |
| 13 | This file is part of bzip2/libbzip2, a program and library for |
| 14 | lossless, block-sorting data compression. |
| 15 | |
Nick Kralevich | 172b266 | 2010-09-20 17:21:30 -0700 | [diff] [blame] | 16 | bzip2/libbzip2 version 1.0.6 of 6 September 2010 |
| 17 | Copyright (C) 1996-2010 Julian Seward <jseward@bzip.org> |
The Android Open Source Project | cfb3b27 | 2009-03-03 19:29:20 -0800 | [diff] [blame] | 18 | |
| 19 | Please read the WARNING, DISCLAIMER and PATENTS sections in the |
| 20 | README file. |
| 21 | |
| 22 | This program is released under the terms of the license contained |
| 23 | in the file LICENSE. |
| 24 | ------------------------------------------------------------------ */ |
| 25 | |
| 26 | |
| 27 | #define _FILE_OFFSET_BITS 64 |
| 28 | |
| 29 | #include <stdio.h> |
| 30 | #include <stdlib.h> |
| 31 | |
| 32 | /* The number of megabytes of junk to spew out (roughly) */ |
| 33 | #define MEGABYTES 5000 |
| 34 | |
| 35 | #define N_BUF 1000000 |
| 36 | char buf[N_BUF]; |
| 37 | |
| 38 | int main ( int argc, char** argv ) |
| 39 | { |
| 40 | int ii, kk, p; |
| 41 | srandom(1); |
| 42 | setbuffer ( stdout, buf, N_BUF ); |
| 43 | for (kk = 0; kk < MEGABYTES * 515; kk+=3) { |
| 44 | p = 25+random()%50; |
| 45 | for (ii = 0; ii < p; ii++) |
| 46 | printf ( "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" ); |
| 47 | for (ii = 0; ii < p-1; ii++) |
| 48 | printf ( "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb" ); |
| 49 | for (ii = 0; ii < p+1; ii++) |
| 50 | printf ( "ccccccccccccccccccccccccccccccccccccc" ); |
| 51 | } |
| 52 | fflush(stdout); |
| 53 | return 0; |
| 54 | } |