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* miscfuncs.cc (CygwinCreateThread): Fix condition for adding the 

guardsize to the stacksize.  Fix accompanying comment.
This commit is contained in:
Corinna Vinschen 2011-05-20 19:00:51 +00:00
parent abb205a9fa
commit 01b49f835d
2 changed files with 8 additions and 5 deletions
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5
winsup/cygwin/ChangeLog
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@ -1,3 +1,8 @@
2011-05-20 Corinna Vinschen <corinna@vinschen.de>
* miscfuncs.cc (CygwinCreateThread): Fix condition for adding the
guardsize to the stacksize. Fix accompanying comment.
2011-05-20 Corinna Vinschen <corinna@vinschen.de> 2011-05-20 Corinna Vinschen <corinna@vinschen.de>
* miscfuncs.cc (CygwinCreateThread): Add accidentally missing comment. * miscfuncs.cc (CygwinCreateThread): Add accidentally missing comment.

8
winsup/cygwin/miscfuncs.cc
View File

@ -541,11 +541,9 @@ CygwinCreateThread (LPTHREAD_START_ROUTINE thread_func, PVOID thread_arg,
? guardsize : wincap.page_size (); ? guardsize : wincap.page_size ();
if (real_guardsize) if (real_guardsize)
real_guardsize = roundup2 (real_guardsize, wincap.page_size ()); real_guardsize = roundup2 (real_guardsize, wincap.page_size ());
/* If the default stacksize is used and guardsize has not been specified, /* Add the guardsize to the stacksize, but only if the stacksize and
don't add a guard page to the size. Same if stacksize is only the guardsize have been explicitely specified. */
PTHREAD_STACK_MIN. */ if (stacksize || guardsize != (ULONG) -1)
if (stacksize && guardsize != (ULONG) -1
&& real_stacksize > PTHREAD_STACK_MIN)
real_stacksize += real_guardsize; real_stacksize += real_guardsize;
/* Now roundup the result to the next allocation boundary. */ /* Now roundup the result to the next allocation boundary. */
real_stacksize = roundup2 (real_stacksize, real_stacksize = roundup2 (real_stacksize,