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* sysdeps/unix/sysv/linux/sysconf.c (__sysconf):

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/proc/sys/kenrel/rtsig_max doesn't exist anymore, use getrlimit
	instead.
This commit is contained in:
Ulrich Drepper
2009-02-24 23:34:08 +00:00
parent 8c4a5f4214
commit 5be0a68819
3 changed files with 17 additions and 7 deletions
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15
sysdeps/unix/sysv/linux/sysconf.c
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@ -1,5 +1,5 @@
/* Get file-specific information about a file. Linux version.
Copyright (C) 2003, 2004, 2006, 2008 Free Software Foundation, Inc.
Copyright (C) 2003, 2004, 2006, 2008, 2009 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
@ -43,6 +43,7 @@ __sysconf (int name)
switch (name)
{
struct rlimit rlimit;
#ifdef __NR_clock_getres
case _SC_MONOTONIC_CLOCK:
/* Check using the clock_getres system call. */
@ -84,12 +85,9 @@ __sysconf (int name)
size. */
if (GLRO(dl_discover_osversion) () >= 0x020617)
#endif
{
/* Use getrlimit to get the stack limit. */
struct rlimit rlimit;
if (__getrlimit (RLIMIT_STACK, &rlimit) == 0)
return MAX (legacy_ARG_MAX, rlimit.rlim_cur / 4);
}
/* Use getrlimit to get the stack limit. */
if (__getrlimit (RLIMIT_STACK, &rlimit) == 0)
return MAX (legacy_ARG_MAX, rlimit.rlim_cur / 4);
return legacy_ARG_MAX;
@ -100,6 +98,9 @@ __sysconf (int name)
break;
case _SC_SIGQUEUE_MAX:
if (__getrlimit (RLIMIT_SIGPENDING, &rlimit) == 0)
return rlimit.rlim_cur;
/* The /proc/sys/kernel/rtsig-max file contains the answer. */
procfname = "/proc/sys/kernel/rtsig-max";
break;