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author | Brad King <brad.king@kitware.com> | 2020-02-24 17:06:04 (GMT) |
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committer | Brad King <brad.king@kitware.com> | 2020-02-24 17:06:04 (GMT) |
commit | 3d47b0ae975668e6dbb8bf17319ca27c0b1af49d (patch) | |
tree | 7a3bdeb48b14b5f296661d1394aa3b8941420168 /Utilities/cmbzip2/spewG.c | |
parent | 2c40844891a9b68c0ec643560e367ebbff018b72 (diff) | |
parent | 05c3d1bcdbc59ec1a29935eb8e5b6fdfc87c0dd7 (diff) | |
download | CMake-3d47b0ae975668e6dbb8bf17319ca27c0b1af49d.zip CMake-3d47b0ae975668e6dbb8bf17319ca27c0b1af49d.tar.gz CMake-3d47b0ae975668e6dbb8bf17319ca27c0b1af49d.tar.bz2 |
Merge branch 'upstream-bzip2' into update-bzip2
# By bzip2 upstream
* upstream-bzip2:
bzip2 2007-12-10 (a1d78c55)
Diffstat (limited to 'Utilities/cmbzip2/spewG.c')
-rw-r--r-- | Utilities/cmbzip2/spewG.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/Utilities/cmbzip2/spewG.c b/Utilities/cmbzip2/spewG.c new file mode 100644 index 0000000..5892b92 --- /dev/null +++ b/Utilities/cmbzip2/spewG.c @@ -0,0 +1,54 @@ + +/* spew out a thoroughly gigantic file designed so that bzip2 + can compress it reasonably rapidly. This is to help test + support for large files (> 2GB) in a reasonable amount of time. + I suggest you use the undocumented --exponential option to + bzip2 when compressing the resulting file; this saves a bit of + time. Note: *don't* bother with --exponential when compressing + Real Files; it'll just waste a lot of CPU time :-) + (but is otherwise harmless). +*/ + +/* ------------------------------------------------------------------ + This file is part of bzip2/libbzip2, a program and library for + lossless, block-sorting data compression. + + bzip2/libbzip2 version 1.0.5 of 10 December 2007 + Copyright (C) 1996-2007 Julian Seward <jseward@bzip.org> + + Please read the WARNING, DISCLAIMER and PATENTS sections in the + README file. + + This program is released under the terms of the license contained + in the file LICENSE. + ------------------------------------------------------------------ */ + + +#define _FILE_OFFSET_BITS 64 + +#include <stdio.h> +#include <stdlib.h> + +/* The number of megabytes of junk to spew out (roughly) */ +#define MEGABYTES 5000 + +#define N_BUF 1000000 +char buf[N_BUF]; + +int main ( int argc, char** argv ) +{ + int ii, kk, p; + srandom(1); + setbuffer ( stdout, buf, N_BUF ); + for (kk = 0; kk < MEGABYTES * 515; kk+=3) { + p = 25+random()%50; + for (ii = 0; ii < p; ii++) + printf ( "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" ); + for (ii = 0; ii < p-1; ii++) + printf ( "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb" ); + for (ii = 0; ii < p+1; ii++) + printf ( "ccccccccccccccccccccccccccccccccccccc" ); + } + fflush(stdout); + return 0; +} |