diff options
Diffstat (limited to 'gnulib/tests/test-nonblocking-pipe.h')
m--------- | gnulib | 0 | ||||
-rw-r--r-- | gnulib/tests/test-nonblocking-pipe.h | 45 |
2 files changed, 45 insertions, 0 deletions
diff --git a/gnulib b/gnulib deleted file mode 160000 -Subproject 443bc5ffcf7429e557f4a371b0661abe98ddbc1 diff --git a/gnulib/tests/test-nonblocking-pipe.h b/gnulib/tests/test-nonblocking-pipe.h new file mode 100644 index 0000000..187dbe3 --- /dev/null +++ b/gnulib/tests/test-nonblocking-pipe.h @@ -0,0 +1,45 @@ +/* Test for nonblocking read and write. + + Copyright (C) 2011 Free Software Foundation, Inc. + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +/* A data block ought to be larger than the size of the in-kernel buffer. + Working values of PIPE_DATA_BLOCK_SIZE, depending on kernel: + + Platform PIPE_DATA_BLOCK_SIZE + + Linux >= 63489 + Linux/SPARC >= 126977 + Linux/IA-64, Linux/MIPS >= 253953 + Linux/PPC64 >= 1048576 + FreeBSD, OpenBSD, MacOS X >= 65537 + AIX >= 32769 + HP-UX >= 8193 + IRIX >= 10241 + OSF/1 >= 262145 + Solaris <= 7 >= 10241 + Solaris >= 8 >= 20481 + Cygwin >= 65537 + native Win32 >= 4097 (depends on the _pipe argument) + */ +#if defined __osf__ || (defined __linux__ && (defined __ia64__ || defined __mips__)) +# define PIPE_DATA_BLOCK_SIZE 270000 +#elif defined __linux__ && defined __sparc__ +# define PIPE_DATA_BLOCK_SIZE 140000 +#elif defined __linux__ && defined __powerpc__ +# define PIPE_DATA_BLOCK_SIZE 1100000 +#else +# define PIPE_DATA_BLOCK_SIZE 70000 +#endif |