mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-11 15:50:06 +00:00
72 lines
2.5 KiB
C
72 lines
2.5 KiB
C
|
/* Copyright (C) 1991, 1992, 1993 Free Software Foundation, Inc.
|
||
|
|
This file is part of the GNU C Library.
|
||
|
|
|
||
|
|
The GNU C Library is free software; you can redistribute it and/or
|
||
|
|
modify it under the terms of the GNU Library General Public License as
|
||
|
|
published by the Free Software Foundation; either version 2 of the
|
||
|
|
License, or (at your option) any later version.
|
||
|
|
|
||
|
|
The GNU C 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
|
||
|
|
Library General Public License for more details.
|
||
|
|
|
||
|
|
You should have received a copy of the GNU Library General Public
|
||
|
|
License along with the GNU C Library; see the file COPYING.LIB. If
|
||
|
|
not, write to the Free Software Foundation, Inc., 675 Mass Ave,
|
||
|
|
Cambridge, MA 02139, USA. */
|
||
|
|
|
||
|
|
#include <posix1_lim.h>
|
||
|
|
|
||
|
|
int
|
||
|
|
main()
|
||
|
|
{
|
||
|
|
/* These values correspond to the code in sysdeps/posix/tempname.c.
|
||
|
|
Change the values here if you change that code. */
|
||
|
|
printf("#define L_tmpnam %u\n", sizeof("/usr/tmp/") + 8);
|
||
|
|
printf("#define TMP_MAX %u\n", 62 * 62 * 62);
|
||
|
|
|
||
|
|
puts ("#ifdef __USE_POSIX");
|
||
|
|
printf("#define L_ctermid %u\n", sizeof("/dev/tty"));
|
||
|
|
printf("#define L_cuserid 9\n");
|
||
|
|
puts ("#endif");
|
||
|
|
|
||
|
|
/* POSIX does not require that OPEN_MAX and PATH_MAX be defined, so
|
||
|
|
<local_lim.h> will not define them if they are run-time variant (which
|
||
|
|
is the case in the Hurd). ANSI still requires that FOPEN_MAX and
|
||
|
|
FILENAME_MAX be defined, however. */
|
||
|
|
|
||
|
|
printf("#define FOPEN_MAX %u\n",
|
||
|
|
#ifdef OPEN_MAX
|
||
|
|
|
||
|
|
OPEN_MAX
|
||
|
|
#else
|
||
|
|
/* This is the minimum number of files that the implementation
|
||
|
|
guarantees can be open simultaneously. OPEN_MAX not being
|
||
|
|
defined means the maximum is run-time variant; but POSIX.1
|
||
|
|
requires that it never be less than _POSIX_OPEN_MAX, so that is
|
||
|
|
a good minimum to use. */
|
||
|
|
_POSIX_OPEN_MAX
|
||
|
|
#endif
|
||
|
|
|
||
|
|
);
|
||
|
|
|
||
|
|
printf("#define FILENAME_MAX %u\n",
|
||
|
|
#ifdef PATH_MAX
|
||
|
|
PATH_MAX
|
||
|
|
#else
|
||
|
|
/* This is supposed to be the size needed to hold the longest file
|
||
|
|
name string the implementation guarantees can be opened.
|
||
|
|
PATH_MAX not being defined means the actual limit on the length
|
||
|
|
of a file name is runtime-variant (or it is unlimited). ANSI
|
||
|
|
says in such a case FILENAME_MAX should be a good size to
|
||
|
|
allocate for a file name string. POSIX.1 guarantees that a
|
||
|
|
file name up to _POSIX_PATH_MAX chars long can be opened, so
|
||
|
|
this value must be at least that. */
|
||
|
|
1024 /* _POSIX_PATH_MAX is 255. */
|
||
|
|
#endif
|
||
|
|
);
|
||
|
|
|
||
|
|
exit(0);
|
||
|
|
}
|