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* testsuite/thread/pthread4.cc: Tweak test. 

From-SVN: r66817
This commit is contained in:
Loren J. Rittle 2003-05-15 02:24:13 +00:00 committed by Loren J. Rittle
parent 3b3acc8107
commit b625fdb750
2 changed files with 15 additions and 5 deletions
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4
libstdc++-v3/ChangeLog
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@ -1,3 +1,7 @@
2003-05-14 Loren J. Rittle <ljrittle@acm.org>
* testsuite/thread/pthread4.cc: Tweak test.
2003-05-13 Benjamin Kosnik <bkoz@redhat.com>
* testsuite/27_io/ios_base/cons/copy_neg.cc: Remove

16
libstdc++-v3/testsuite/thread/pthread4.cc
View File

@ -35,6 +35,8 @@ using namespace std;
static list<string> foo;
static pthread_mutex_t fooLock = PTHREAD_MUTEX_INITIALIZER;
static pthread_cond_t fooCondOverflow = PTHREAD_COND_INITIALIZER;
static pthread_cond_t fooCondUnderflow = PTHREAD_COND_INITIALIZER;
static unsigned max_size = 10;
#if defined(__CYGWIN__)
static int iters = 10000;
@ -50,11 +52,12 @@ produce (void*)
string str ("test string");
pthread_mutex_lock (&fooLock);
if (foo.size () < max_size)
{
foo.push_back (str);
num++;
}
while (foo.size () >= max_size)
pthread_cond_wait (&fooCondOverflow, &fooLock);
foo.push_back (str);
num++;
if (foo.size () >= (max_size / 2))
pthread_cond_signal (&fooCondUnderflow);
pthread_mutex_unlock (&fooLock);
}
@ -67,12 +70,15 @@ consume (void*)
for (int num = 0; num < iters; )
{
pthread_mutex_lock (&fooLock);
while (foo.size () == 0)
pthread_cond_wait (&fooCondUnderflow, &fooLock);
while (foo.size () > 0)
{
string str = foo.back ();
foo.pop_back ();
num++;
}
pthread_cond_signal (&fooCondOverflow);
pthread_mutex_unlock (&fooLock);
}