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Update. 

1999-02-22  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/unix/sysv/linux/clock.c: Don't test return value of
	__times [PR libc/990].
This commit is contained in:
Ulrich Drepper 1999-02-22 16:10:00 +00:00
parent 555d4c582e
commit 69b3b3cb38
2 changed files with 14 additions and 3 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
1999-02-22 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/unix/sysv/linux/clock.c: Don't test return value of
__times [PR libc/990].
1999-02-21 David S. Miller <davem@redhat.com>
* sysdeps/unix/sysv/linux/sparc/sparc32/sigcontextinfo.h: Fix

12
sysdeps/unix/sysv/linux/clock.c
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@ -1,4 +1,4 @@
/* Copyright (C) 1991, 1992, 1996 Free Software Foundation, Inc.
/* Copyright (C) 1991, 1992, 1996, 1999 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
@ -27,8 +27,14 @@ clock (void)
struct tms buf;
long clk_tck = __sysconf (_SC_CLK_TCK);
if (__times (&buf) < 0)
return (clock_t) -1;
/* We don't check for errors here. The only error the kernel
returns is EFAULT if the value cannot be written to the struct we
pass a pointer to. Otherwise the kernel returns an `unsigned
long' value which is the number of jiffies since system start.
But this number can be negative (when read as `long') when the
system is up for some time. Ignoring errors should therefore
have no negative impacts but solve the problem. */
__times (&buf);
return
(clk_tck <= CLOCKS_PER_SEC)