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authorRoland McGrath <roland@gnu.org>2002-08-30 08:09:29 +0000
committerRoland McGrath <roland@gnu.org>2002-08-30 08:09:29 +0000
commit44fbaddd54ae136c11814858d5feaa2c58a3046c (patch)
tree3a20af30b193db1a86f7c144a5a075accd271408 /sysdeps/mach/hurd/bits/local_lim.h
parent91e6367eac6fa171b03fd03f8214c3eb4e934873 (diff)
downloadglibc-44fbaddd54ae136c11814858d5feaa2c58a3046c.tar.gz
2002-08-29 Roland McGrath <roland@redhat.com>
* sysdeps/mach/hurd/bits/local_lim.h (NAME_MAX): New macro.
Diffstat (limited to 'sysdeps/mach/hurd/bits/local_lim.h')
-rw-r--r--sysdeps/mach/hurd/bits/local_lim.h17
1 files changed, 11 insertions, 6 deletions
diff --git a/sysdeps/mach/hurd/bits/local_lim.h b/sysdeps/mach/hurd/bits/local_lim.h
index f6b9682918..51a2791b17 100644
--- a/sysdeps/mach/hurd/bits/local_lim.h
+++ b/sysdeps/mach/hurd/bits/local_lim.h
@@ -1,5 +1,5 @@
/* Minimum guaranteed maximum values for system limits. Hurd version.
- Copyright (C) 1993, 94, 96, 98 Free Software Foundation, Inc.
+ Copyright (C) 1993,94,96,98,2002 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
@@ -17,12 +17,17 @@
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
-/* GNU has no arbitrary fixed limits on these things, so we don't
- define the macros. Some things are unlimited. Some are in fact
- limited but the limit is run-time dependent and fetched with
- `sysconf' or `pathconf'.
+/* GNU has no arbitrary fixed limits on most of these things, so we
+ don't define the macros. Some things are unlimited. Some are in
+ fact limited but the limit is run-time dependent and fetched with
+ `sysconf' or `pathconf'. */
- POSIX.1 requires that we define NGROUPS_MAX (though none of the others
+/* This one value is actually constrained by the `struct dirent'
+ layout, in which the `d_namlen' member is only 8 bits wide. */
+
+#define NAME_MAX 255
+
+/* POSIX.1 requires that we define NGROUPS_MAX (though none of the others
is required). GNU allows any number of supplementary groups,
dynamically allocated. So we pick a number which seems vaguely
suitable, and `sysconf' will return a number at least as large. */