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* thread_pthread.c (native_thread_create): constified.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@25725 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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nobu 2009-11-12 04:31:02 +00:00
parent 5e5b4c08fc
commit a360a8ce85
2 changed files with 22 additions and 13 deletions
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4
ChangeLog
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@ -1,3 +1,7 @@
Thu Nov 12 13:31:00 2009 Nobuyoshi Nakada <nobu@ruby-lang.org>
* thread_pthread.c (native_thread_create): constified.
Thu Nov 12 10:08:56 2009 NARUSE, Yui <naruse@ruby-lang.org>
* .document: remove documents not in rdoc format until

31
thread_pthread.c
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@ -455,6 +455,22 @@ use_cached_thread(rb_thread_t *th)
return result;
}
enum {
#ifdef __SYMBIAN32__
RUBY_STACK_MIN_LIMIT = 64 * 1024, /* 64KB: Let's be slightly more frugal on mobile platform */
#else
RUBY_STACK_MIN_LIMIT = 512 * 1024, /* 512KB */
#endif
RUBY_STACK_MIN = (
#ifdef PTHREAD_STACK_MIN
(RUBY_STACK_MIN_LIMIT < PTHREAD_STACK_MIN) ? PTHREAD_STACK_MIN * 2 :
#endif
RUBY_STACK_MIN_LIMIT),
RUBY_STACK_SPACE_LIMIT = 1024 * 1024,
RUBY_STACK_SPACE = (RUBY_STACK_MIN/5 > RUBY_STACK_SPACE_LIMIT ?
RUBY_STACK_SPACE_LIMIT : RUBY_STACK_MIN/5),
};
static int
native_thread_create(rb_thread_t *th)
{
@ -465,20 +481,9 @@ native_thread_create(rb_thread_t *th)
}
else {
pthread_attr_t attr;
#ifdef __SYMBIAN32__
size_t stack_size = 64 * 1024; /* 64KB: Let's be slightly more frugal on mobile platform */
#else
size_t stack_size = 512 * 1024; /* 512KB */
#endif
size_t space;
const size_t stack_size = RUBY_STACK_MIN;
const size_t space = RUBY_STACK_SPACE;
#ifdef PTHREAD_STACK_MIN
if (stack_size < PTHREAD_STACK_MIN) {
stack_size = PTHREAD_STACK_MIN * 2;
}
#endif
space = stack_size/5;
if (space > 1024*1024) space = 1024*1024;
th->machine_stack_maxsize = stack_size - space;
#ifdef __ia64
th->machine_stack_maxsize /= 2;