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authorH.J. Lu <hjl.tools@gmail.com>2021-06-21 12:42:56 -0700
committerH.J. Lu <hjl.tools@gmail.com>2021-07-09 15:10:35 -0700
commit5d98a7dae955bafa6740c26eaba9c86060ae0344 (patch)
tree51ab0a095a5406ec5f1b65eafb1f5808a98e9f63 /NEWS
parent7c241325d67af9e24ff03d4c6f6280c17ea181f8 (diff)
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Define PTHREAD_STACK_MIN to sysconf(_SC_THREAD_STACK_MIN)
The constant PTHREAD_STACK_MIN may be too small for some processors.
Rename _SC_SIGSTKSZ_SOURCE to _DYNAMIC_STACK_SIZE_SOURCE.  When
_DYNAMIC_STACK_SIZE_SOURCE or _GNU_SOURCE are defined, define
PTHREAD_STACK_MIN to sysconf(_SC_THREAD_STACK_MIN) which is changed
to MIN (PTHREAD_STACK_MIN, sysconf(_SC_MINSIGSTKSZ)).

Consolidate <bits/local_lim.h> with <bits/pthread_stack_min.h> to
provide a constant target specific PTHREAD_STACK_MIN value.

Reviewed-by: Carlos O'Donell <carlos@redhat.com>
Diffstat (limited to 'NEWS')
-rw-r--r--NEWS8
1 files changed, 6 insertions, 2 deletions
diff --git a/NEWS b/NEWS
index 91d5f17598..13ffe627da 100644
--- a/NEWS
+++ b/NEWS
@@ -9,8 +9,12 @@ Version 2.34
 
 Major new features:
 
-* Add _SC_MINSIGSTKSZ and _SC_SIGSTKSZ.  When _SC_SIGSTKSZ_SOURCE or
-  _GNU_SOURCE are defined, MINSIGSTKSZ and SIGSTKSZ are no longer
+* When _DYNAMIC_STACK_SIZE_SOURCE or _GNU_SOURCE are defined,
+  PTHREAD_STACK_MIN is no longer constant and is redefined to
+  sysconf(_SC_THREAD_STACK_MIN).
+
+* Add _SC_MINSIGSTKSZ and _SC_SIGSTKSZ.  When _DYNAMIC_STACK_SIZE_SOURCE
+  or _GNU_SOURCE are defined, MINSIGSTKSZ and SIGSTKSZ are no longer
   constant on Linux.  MINSIGSTKSZ is redefined to sysconf(_SC_MINSIGSTKSZ)
   and SIGSTKSZ is redefined to sysconf (_SC_SIGSTKSZ).