From: GNU Libc Maintainers <debian-glibc@lists.debian.org>
Date: Tue, 23 Apr 2024 16:23:00 +0000 (+0300)
Subject: unsubmitted-clock_t_centiseconds
X-Git-Tag: archive/raspbian/2.28-10+rpi1+deb10u3^2~98
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=69e68d04742e6c47b43b9ce46469096c120f36c2;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 35458361f..22275604a 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 9f0f34911..0bc12aa41 100644
--- a/sysdeps/mach/hurd/setitimer.c
+++ b/sysdeps/mach/hurd/setitimer.c
@@ -42,7 +42,7 @@ 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 246280115..f08714d57 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