From: GNU Libc Maintainers <debian-glibc@lists.debian.org>
Date: Sat, 7 Jan 2023 11:29:49 +0000 (+0000)
Subject: unsubmitted-clock_t_centiseconds
X-Git-Tag: archive/raspbian/2.36-8+rpi1^2~52
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=ef0a4da43fd9fc3c8eee32867e572919a082aa5e;p=glibc.git

unsubmitted-clock_t_centiseconds

Some applications assume centisecond precision, or at most millisecond precision
(e.g. guile).  This is a work-around for them.


Gbp-Pq: Topic hurd-i386
Gbp-Pq: Name unsubmitted-clock_t_centiseconds.diff
---

diff --git a/sysdeps/mach/hurd/getclktck.c b/sysdeps/mach/hurd/getclktck.c
index 771493a03..05c9f602a 100644
--- a/sysdeps/mach/hurd/getclktck.c
+++ b/sysdeps/mach/hurd/getclktck.c
@@ -18,12 +18,11 @@
 
 #include <time.h>
 
-/* Return frequency of `times'.
-   Since Mach reports CPU times in microseconds, we always use 1 million.  */
+/* Return frequency of `times'.  */
 int
 __getclktck (void)
 {
-  return 1000000;
+  return 100;
 }
 
 /* Before glibc 2.2, the Hurd actually did this differently, so we
diff --git a/sysdeps/mach/hurd/setitimer.c b/sysdeps/mach/hurd/setitimer.c
index 7540f73a8..ec64ec6f6 100644
--- a/sysdeps/mach/hurd/setitimer.c
+++ b/sysdeps/mach/hurd/setitimer.c
@@ -43,7 +43,7 @@ quantize_timeval (struct timeval *tv)
   static time_t quantum = -1;
 
   if (quantum == -1)
-    quantum = 1000000 / __getclktck ();
+    quantum = 100 / __getclktck ();
 
   tv->tv_usec = ((tv->tv_usec + (quantum - 1)) / quantum) * quantum;
   if (tv->tv_usec >= 1000000)
diff --git a/sysdeps/mach/hurd/times.c b/sysdeps/mach/hurd/times.c
index b6a5158c4..37be1dbb9 100644
--- a/sysdeps/mach/hurd/times.c
+++ b/sysdeps/mach/hurd/times.c
@@ -29,7 +29,7 @@
 static inline clock_t
 clock_from_time_value (const time_value_t *t)
 {
-  return t->seconds * 1000000 + t->microseconds;
+  return t->seconds * 100 + t->microseconds / 10000;
 }
 
 /* Store the CPU time used by this process and all its