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* [glibc/vineet/arc-port-latest] hurd: fix usleep(ULONG_MAX)
@ 2020-07-07 22:04 Vineet Gupta
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From: Vineet Gupta @ 2020-07-07 22:04 UTC (permalink / raw)
To: glibc-cvs
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=1f3413338e31e65f2927aef02c151745d3b899d0
commit 1f3413338e31e65f2927aef02c151745d3b899d0
Author: Samuel Thibault <samuel.thibault@ens-lyon.org>
Date: Sun Jun 28 22:39:03 2020 +0000
hurd: fix usleep(ULONG_MAX)
* sysdeps/mach/usleep.c (usleep): Clamp timeout when rouding up.
Diff:
---
sysdeps/mach/usleep.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/sysdeps/mach/usleep.c b/sysdeps/mach/usleep.c
index 530336ba0b..d53eb04a51 100644
--- a/sysdeps/mach/usleep.c
+++ b/sysdeps/mach/usleep.c
@@ -25,11 +25,15 @@ int
usleep (useconds_t useconds)
{
mach_port_t recv;
+ useconds_t useconds_up = useconds + 999;
+
+ if (useconds_up < useconds)
+ useconds_up = UINT32_MAX;
recv = __mach_reply_port ();
(void) __mach_msg (NULL, MACH_RCV_MSG|MACH_RCV_TIMEOUT|MACH_RCV_INTERRUPT,
- 0, 0, recv, (useconds + 999) / 1000, MACH_PORT_NULL);
+ 0, 0, recv, useconds_up / 1000, MACH_PORT_NULL);
__mach_port_destroy (mach_task_self (), recv);
return 0;
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