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- /* 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);
- }
-