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authorRickard Green <[email protected]>2010-08-10 13:42:42 +0200
committerRickard Green <[email protected]>2010-08-10 13:42:42 +0200
commit59ee2a593090e7d53c97ceba63cbd300d1b9657e (patch)
treeb60c1078eebb64955bba181cfc118ee2f3b845d4 /erts/test
parent0d553b45b5c3ae8287340887f271bc70f1f1370c (diff)
parent300b419486c1ca88e33938f182d5d5a8b90fb73f (diff)
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Merge branch 'rickard/ethread-rewrite/OTP-8544' into dev
* rickard/ethread-rewrite/OTP-8544: Rewrite ethread library
Diffstat (limited to 'erts/test')
-rw-r--r--erts/test/ethread_SUITE.erl54
-rw-r--r--erts/test/ethread_SUITE_data/ethread_tests.c1198
2 files changed, 185 insertions, 1067 deletions
diff --git a/erts/test/ethread_SUITE.erl b/erts/test/ethread_SUITE.erl
index bbc79e9381..0cc315e9be 100644
--- a/erts/test/ethread_SUITE.erl
+++ b/erts/test/ethread_SUITE.erl
@@ -37,21 +37,16 @@
equal_tids/1,
mutex/1,
try_lock_mutex/1,
- recursive_mutex/1,
time_now/1,
cond_wait/1,
- cond_timedwait/1,
broadcast/1,
detached_thread/1,
max_threads/1,
- forksafety/1,
- vfork/1,
tsd/1,
spinlock/1,
rwspinlock/1,
rwmutex/1,
- atomic/1,
- gate/1]).
+ atomic/1]).
-include_lib("test_server/include/test_server.hrl").
@@ -60,21 +55,16 @@ tests() ->
equal_tids,
mutex,
try_lock_mutex,
- recursive_mutex,
time_now,
cond_wait,
- cond_timedwait,
broadcast,
detached_thread,
max_threads,
- forksafety,
- vfork,
tsd,
spinlock,
rwspinlock,
rwmutex,
- atomic,
- gate].
+ atomic].
all(doc) -> [];
all(suite) -> tests().
@@ -114,13 +104,6 @@ try_lock_mutex(suite) ->
try_lock_mutex(Config) ->
run_case(Config, "try_lock_mutex", "").
-recursive_mutex(doc) ->
- ["Tests recursive mutexes."];
-recursive_mutex(suite) ->
- [];
-recursive_mutex(Config) ->
- run_case(Config, "recursive_mutex", "").
-
time_now(doc) ->
["Tests ethr_time_now by comparing time values with Erlang."];
time_now(suite) ->
@@ -169,13 +152,6 @@ cond_wait(suite) ->
cond_wait(Config) ->
run_case(Config, "cond_wait", "").
-cond_timedwait(doc) ->
- ["Tests ethr_cond_timedwait with ethr_cond_signal and ethr_cond_broadcast."];
-cond_timedwait(suite) ->
- [];
-cond_timedwait(Config) ->
- run_case(Config, "cond_timedwait", "").
-
broadcast(doc) ->
["Tests that a ethr_cond_broadcast really wakes up all waiting threads"];
broadcast(suite) ->
@@ -197,25 +173,6 @@ max_threads(suite) ->
max_threads(Config) ->
run_case(Config, "max_threads", "").
-forksafety(doc) ->
- ["Tests forksafety."];
-forksafety(suite) ->
- [];
-forksafety(Config) ->
- run_case(Config, "forksafety", "").
-
-vfork(doc) ->
- ["Tests vfork with threads."];
-vfork(suite) ->
- case ?t:os_type() of
- {unix, osf1} ->
- {skip, "vfork() known to hang multi-threaded applications on osf1"};
- _ ->
- []
- end;
-vfork(Config) ->
- run_case(Config, "vfork", "").
-
tsd(doc) ->
["Tests thread specific data."];
tsd(suite) ->
@@ -251,13 +208,6 @@ atomic(suite) ->
atomic(Config) ->
run_case(Config, "atomic", "").
-gate(doc) ->
- ["Tests gates."];
-gate(suite) ->
- [];
-gate(Config) ->
- run_case(Config, "gate", "").
-
%%
%%
%% Auxiliary functions
diff --git a/erts/test/ethread_SUITE_data/ethread_tests.c b/erts/test/ethread_SUITE_data/ethread_tests.c
index f779f13c51..7fc71d8047 100644
--- a/erts/test/ethread_SUITE_data/ethread_tests.c
+++ b/erts/test/ethread_SUITE_data/ethread_tests.c
@@ -1,19 +1,19 @@
/*
* %CopyrightBegin%
- *
- * Copyright Ericsson AB 2004-2009. All Rights Reserved.
- *
+ *
+ * Copyright Ericsson AB 2004-2010. All Rights Reserved.
+ *
* The contents of this file are subject to the Erlang Public License,
* Version 1.1, (the "License"); you may not use this file except in
* compliance with the License. You should have received a copy of the
* Erlang Public License along with this software. If not, it can be
* retrieved online at http://www.erlang.org/.
- *
+ *
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
* the License for the specific language governing rights and limitations
* under the License.
- *
+ *
* %CopyrightEnd%
*/
@@ -90,10 +90,12 @@ static void print_line(char *frmt,...)
print_eol();
}
+#if 0 /* Currently not used; silence annoying warning... */
static void print(char *frmt,...)
{
PRINT_VA_LIST(frmt);
}
+#endif
static void fail(char *frmt,...)
{
@@ -197,8 +199,8 @@ create_join_thread_test(void)
}
for (i = 1; i <= CJTT_NO_THREADS; i++) {
- int *tres;
- res = ethr_thr_join(cjtt_tids[i], (void **) &tres);
+ void *tres;
+ res = ethr_thr_join(cjtt_tids[i], &tres);
ASSERT(res == 0);
ASSERT(tres == &cjtt_res[i]);
ASSERT(cjtt_res[i] == i);
@@ -216,8 +218,8 @@ create_join_thread_test(void)
#define ETT_THREADS 100000
static ethr_tid ett_tids[3];
-static ethr_mutex ett_mutex = ETHR_MUTEX_INITER;
-static ethr_cond ett_cond = ETHR_COND_INITER;
+static ethr_mutex ett_mutex;
+static ethr_cond ett_cond;
static int ett_terminate;
static void *
@@ -234,14 +236,12 @@ static void *
ett_thread2(void *unused)
{
int res;
- res = ethr_mutex_lock(&ett_mutex);
- ASSERT(res == 0);
+ ethr_mutex_lock(&ett_mutex);
while (!ett_terminate) {
res = ethr_cond_wait(&ett_cond, &ett_mutex);
ASSERT(res == 0);
}
- res = ethr_mutex_unlock(&ett_mutex);
- ASSERT(res == 0);
+ ethr_mutex_unlock(&ett_mutex);
return NULL;
}
@@ -250,6 +250,10 @@ equal_tids_test(void)
{
int res, i;
+ res = ethr_mutex_init(&ett_mutex);
+ ASSERT(res == 0);
+ res = ethr_cond_init(&ett_cond);
+ ASSERT(res == 0);
ett_tids[0] = ethr_self();
res = ethr_thr_create(&ett_tids[1], ett_thread, (void *) &ett_tids[1], NULL);
@@ -298,13 +302,10 @@ equal_tids_test(void)
ASSERT(res == 0);
}
- res = ethr_mutex_lock(&ett_mutex);
- ASSERT(res == 0);
+ ethr_mutex_lock(&ett_mutex);
ett_terminate = 1;
- res = ethr_cond_signal(&ett_cond);
- ASSERT(res == 0);
- res = ethr_mutex_unlock(&ett_mutex);
- ASSERT(res == 0);
+ ethr_cond_signal(&ett_cond);
+ ethr_mutex_unlock(&ett_mutex);
res = ethr_thr_join(ett_tids[1], NULL);
ASSERT(res == 0);
@@ -321,17 +322,14 @@ equal_tids_test(void)
* Tests mutexes.
*/
-static ethr_mutex mt_mutex = ETHR_MUTEX_INITER;
+static ethr_mutex mt_mutex;
static int mt_data;
void *
mt_thread(void *unused)
{
- int res;
-
print_line("Aux thread tries to lock mutex");
- res = ethr_mutex_lock(&mt_mutex);
- ASSERT(res == 0);
+ ethr_mutex_lock(&mt_mutex);
print_line("Aux thread locked mutex");
ASSERT(mt_data == 0);
@@ -345,8 +343,7 @@ mt_thread(void *unused)
ASSERT(mt_data == 1);
- res = ethr_mutex_unlock(&mt_mutex);
- ASSERT(res == 0);
+ ethr_mutex_unlock(&mt_mutex);
print_line("Aux thread unlocked mutex");
return NULL;
@@ -356,18 +353,18 @@ mt_thread(void *unused)
static void
mutex_test(void)
{
- int do_restart = 1;
int res;
ethr_tid tid;
- print_line("Running test with statically initialized mutex");
+ print_line("Trying to initialize mutex");
+ res = ethr_mutex_init(&mt_mutex);
+ ASSERT(res == 0);
+ print_line("Initialized mutex");
- restart:
mt_data = 0;
print_line("Main thread tries to lock mutex");
- res = ethr_mutex_lock(&mt_mutex);
- ASSERT(res == 0);
+ ethr_mutex_lock(&mt_mutex);
print_line("Main thread locked mutex");
ASSERT(mt_data == 0);
@@ -383,8 +380,7 @@ mutex_test(void)
ASSERT(mt_data == 0);
- res = ethr_mutex_unlock(&mt_mutex);
- ASSERT(res == 0);
+ ethr_mutex_unlock(&mt_mutex);
print_line("Main thread unlocked mutex");
print_line("Main thread goes to sleep for 1 second");
@@ -392,8 +388,7 @@ mutex_test(void)
print_line("Main thread woke up");
print_line("Main thread tries to lock mutex");
- res = ethr_mutex_lock(&mt_mutex);
- ASSERT(res == 0);
+ ethr_mutex_lock(&mt_mutex);
print_line("Main thread locked mutex");
ASSERT(mt_data == 1);
@@ -404,8 +399,7 @@ mutex_test(void)
ASSERT(mt_data == 1);
- res = ethr_mutex_unlock(&mt_mutex);
- ASSERT(res == 0);
+ ethr_mutex_unlock(&mt_mutex);
print_line("Main thread unlocked mutex");
res = ethr_thr_join(tid, NULL);
@@ -416,20 +410,6 @@ mutex_test(void)
ASSERT(res == 0);
print_line("Main thread destroyed mutex");
- if (do_restart) {
- do_restart = 0;
-
- print_line("Running test with dynamically initialized mutex");
-
- print_line("Trying to initialize mutex");
- res = ethr_mutex_init(&mt_mutex);
- ASSERT(res == 0);
- print_line("Initialized mutex");
-
- goto restart;
-
- }
-
}
/*
@@ -438,9 +418,9 @@ mutex_test(void)
* Tests try lock mutex operation.
*/
-static ethr_mutex tlmt_mtx1 = ETHR_MUTEX_INITER;
-static ethr_mutex tlmt_mtx2 = ETHR_MUTEX_INITER;
-static ethr_cond tlmt_cnd2 = ETHR_COND_INITER;
+static ethr_mutex tlmt_mtx1;
+static ethr_mutex tlmt_mtx2;
+static ethr_cond tlmt_cnd2;
static int tlmt_mtx1_locked;
static int tlmt_mtx1_do_unlock;
@@ -450,32 +430,24 @@ tlmt_thread(void *unused)
{
int res;
- res = ethr_mutex_lock(&tlmt_mtx1);
- ASSERT(res == 0);
- res = ethr_mutex_lock(&tlmt_mtx2);
- ASSERT(res == 0);
+ ethr_mutex_lock(&tlmt_mtx1);
+ ethr_mutex_lock(&tlmt_mtx2);
tlmt_mtx1_locked = 1;
- res = ethr_cond_signal(&tlmt_cnd2);
- ASSERT(res == 0);
+ ethr_cond_signal(&tlmt_cnd2);
while (!tlmt_mtx1_do_unlock) {
res = ethr_cond_wait(&tlmt_cnd2, &tlmt_mtx2);
ASSERT(res == 0 || res == EINTR);
}
- res = ethr_mutex_unlock(&tlmt_mtx2);
- ASSERT(res == 0);
- res = ethr_mutex_unlock(&tlmt_mtx1);
- ASSERT(res == 0);
+ ethr_mutex_unlock(&tlmt_mtx2);
+ ethr_mutex_unlock(&tlmt_mtx1);
- res = ethr_mutex_lock(&tlmt_mtx2);
- ASSERT(res == 0);
+ ethr_mutex_lock(&tlmt_mtx2);
tlmt_mtx1_locked = 0;
- res = ethr_cond_signal(&tlmt_cnd2);
- ASSERT(res == 0);
- res = ethr_mutex_unlock(&tlmt_mtx2);
- ASSERT(res == 0);
+ ethr_cond_signal(&tlmt_cnd2);
+ ethr_mutex_unlock(&tlmt_mtx2);
return NULL;
}
@@ -486,48 +458,49 @@ try_lock_mutex_test(void)
int i, res;
ethr_tid tid;
+ res = ethr_mutex_init(&tlmt_mtx1);
+ ASSERT(res == 0);
+ res = ethr_mutex_init(&tlmt_mtx2);
+ ASSERT(res == 0);
+ res = ethr_cond_init(&tlmt_cnd2);
+ ASSERT(res == 0);
+
tlmt_mtx1_locked = 0;
tlmt_mtx1_do_unlock = 0;
res = ethr_thr_create(&tid, tlmt_thread, NULL, NULL);
ASSERT(res == 0);
- res = ethr_mutex_lock(&tlmt_mtx2);
- ASSERT(res == 0);
+ ethr_mutex_lock(&tlmt_mtx2);
while (!tlmt_mtx1_locked) {
res = ethr_cond_wait(&tlmt_cnd2, &tlmt_mtx2);
ASSERT(res == 0 || res == EINTR);
}
- res = ethr_mutex_unlock(&tlmt_mtx2);
- ASSERT(res == 0);
+ ethr_mutex_unlock(&tlmt_mtx2);
for (i = 0; i < 10; i++) {
res = ethr_mutex_trylock(&tlmt_mtx1);
ASSERT(res == EBUSY);
}
- res = ethr_mutex_lock(&tlmt_mtx2);
- ASSERT(res == 0);
+ ethr_mutex_lock(&tlmt_mtx2);
tlmt_mtx1_do_unlock = 1;
- res = ethr_cond_signal(&tlmt_cnd2);
- ASSERT(res == 0);
+ ethr_cond_signal(&tlmt_cnd2);
while (tlmt_mtx1_locked) {
res = ethr_cond_wait(&tlmt_cnd2, &tlmt_mtx2);
ASSERT(res == 0 || res == EINTR);
}
- res = ethr_mutex_unlock(&tlmt_mtx2);
- ASSERT(res == 0);
+ ethr_mutex_unlock(&tlmt_mtx2);
res = ethr_mutex_trylock(&tlmt_mtx1);
ASSERT(res == 0);
- res = ethr_mutex_unlock(&tlmt_mtx1);
- ASSERT(res == 0);
+ ethr_mutex_unlock(&tlmt_mtx1);
res = ethr_thr_join(tid, NULL);
ASSERT(res == 0);
@@ -541,159 +514,6 @@ try_lock_mutex_test(void)
}
/*
- * The recursive mutex test case.
- *
- * Tests recursive mutexes.
- */
-
-#ifdef ETHR_HAVE_ETHR_REC_MUTEX_INIT
-
-static ethr_mutex rmt_mutex
-#ifdef ETHR_REC_MUTEX_INITER
- = ETHR_REC_MUTEX_INITER
-#endif
- ;
-static int rmt_data;
-
-void *
-rmt_thread(void *unused)
-{
- int res;
-
- print_line("Aux thread tries to lock mutex");
- res = ethr_mutex_lock(&rmt_mutex);
- ASSERT(res == 0);
- print_line("Aux thread locked mutex");
-
- ASSERT(rmt_data == 0);
-
- rmt_data = 1;
- print_line("Aux thread wrote");
-
- print_line("Aux thread goes to sleep for 1 second");
- do_sleep(1);
- print_line("Aux thread woke up");
-
- ASSERT(rmt_data == 1);
-
- res = ethr_mutex_unlock(&rmt_mutex);
- ASSERT(res == 0);
- print_line("Aux thread unlocked mutex");
-
- return NULL;
-}
-
-#endif
-
-static void
-recursive_mutex_test(void)
-{
-#ifdef ETHR_HAVE_ETHR_REC_MUTEX_INIT
- int do_restart = 1;
- int res;
- ethr_tid tid;
-
-#ifdef ETHR_REC_MUTEX_INITER
- print_line("Running test with statically initialized mutex");
-#else
- goto dynamic_init;
-#endif
-
- restart:
- rmt_data = 0;
-
- print_line("Main thread tries to lock mutex");
- res = ethr_mutex_lock(&rmt_mutex);
- ASSERT(res == 0);
- print_line("Main thread locked mutex");
-
- print_line("Main thread tries to lock mutex again");
- res = ethr_mutex_lock(&rmt_mutex);
- ASSERT(res == 0);
- print_line("Main thread locked mutex again");
-
- ASSERT(rmt_data == 0);
-
- print_line("Main thread about to create aux thread");
- res = ethr_thr_create(&tid, rmt_thread, NULL, NULL);
- ASSERT(res == 0);
- print_line("Main thread created aux thread");
-
- print_line("Main thread goes to sleep for 1 second");
- do_sleep(1);
- print_line("Main thread woke up");
-
- ASSERT(rmt_data == 0);
-
- res = ethr_mutex_unlock(&rmt_mutex);
- ASSERT(res == 0);
- print_line("Main thread unlocked mutex");
-
- print_line("Main thread goes to sleep for 1 second");
- do_sleep(1);
- print_line("Main thread woke up");
-
- ASSERT(rmt_data == 0);
-
- res = ethr_mutex_unlock(&rmt_mutex);
- ASSERT(res == 0);
- print_line("Main thread unlocked mutex again");
-
- print_line("Main thread goes to sleep for 1 second");
- do_sleep(1);
- print_line("Main thread woke up");
-
- print_line("Main thread tries to lock mutex");
- res = ethr_mutex_lock(&rmt_mutex);
- ASSERT(res == 0);
- print_line("Main thread locked mutex");
-
- ASSERT(rmt_data == 1);
-
- print_line("Main thread goes to sleep for 1 second");
- do_sleep(1);
- print_line("Main thread woke up");
-
- ASSERT(rmt_data == 1);
-
- res = ethr_mutex_unlock(&rmt_mutex);
- ASSERT(res == 0);
- print_line("Main thread unlocked mutex");
-
- res = ethr_thr_join(tid, NULL);
- ASSERT(res == 0);
- print_line("Main thread joined aux thread");
-
- res = ethr_mutex_destroy(&rmt_mutex);
- ASSERT(res == 0);
- print_line("Main thread destroyed mutex");
-
- if (do_restart) {
-#ifndef ETHR_REC_MUTEX_INITER
- dynamic_init:
-#endif
- do_restart = 0;
-
- print_line("Running test with dynamically initialized mutex");
-
- print_line("Trying to initialize mutex");
- res = ethr_rec_mutex_init(&rmt_mutex);
- ASSERT(res == 0);
- print_line("Initialized mutex");
-
- goto restart;
- }
-
-#ifndef ETHR_REC_MUTEX_INITER
- succeed("Static initializer for recursive mutexes not supported");
-#endif
-
-#else /* #ifdef ETHR_HAVE_ETHR_REC_MUTEX_INIT */
- skip("Recursive mutexes not supported");
-#endif /* #ifdef ETHR_HAVE_ETHR_REC_MUTEX_INIT */
-}
-
-/*
* The time now test.
*
* Tests ethr_time_now by comparing time values with Erlang.
@@ -763,106 +583,82 @@ time_now_test(void)
*/
-static ethr_mutex cwt_mutex = ETHR_MUTEX_INITER;
-static ethr_cond cwt_cond = ETHR_COND_INITER;
+static ethr_mutex cwt_mutex;
+static ethr_cond cwt_cond;
static int cwt_counter;
void *
-cwt_thread(void *is_timedwait_test_ptr)
+cwt_thread(void *unused)
{
- int use_timedwait = *((int *) is_timedwait_test_ptr);
int res;
- res = ethr_mutex_lock(&cwt_mutex);
- ASSERT(res == 0);
-
- if (use_timedwait) {
- ethr_timeval tv;
- res = ethr_time_now(&tv);
- ASSERT(res == 0);
- tv.tv_sec += 3600; /* Make sure we won't time out */
+ ethr_mutex_lock(&cwt_mutex);
- do {
- res = ethr_cond_timedwait(&cwt_cond, &cwt_mutex, &tv);
- } while (res == EINTR);
- ASSERT(res == 0);
- }
- else {
- do {
- res = ethr_cond_wait(&cwt_cond, &cwt_mutex);
- } while (res == EINTR);
- ASSERT(res == 0);
- }
+ do {
+ res = ethr_cond_wait(&cwt_cond, &cwt_mutex);
+ } while (res == EINTR);
+ ASSERT(res == 0);
cwt_counter++;
- res = ethr_mutex_unlock(&cwt_mutex);
- ASSERT(res == 0);
+ ethr_mutex_unlock(&cwt_mutex);
return NULL;
}
static void
-cond_wait_test(int is_timedwait_test)
+cond_wait_test(void)
{
- int do_restart = !is_timedwait_test;
ethr_tid tid1, tid2;
int res;
- if (!is_timedwait_test)
- print_line("Running test with statically initialized mutex and cond");
+ res = ethr_mutex_init(&cwt_mutex);
+ ASSERT(res == 0);
+ res = ethr_cond_init(&cwt_cond);
+ ASSERT(res == 0);
- restart:
/* Wake with signal */
cwt_counter = 0;
- res = ethr_thr_create(&tid1, cwt_thread, (void *) &is_timedwait_test, NULL);
+ res = ethr_thr_create(&tid1, cwt_thread, NULL, NULL);
ASSERT(res == 0);
- res = ethr_thr_create(&tid2, cwt_thread, (void *) &is_timedwait_test, NULL);
+ res = ethr_thr_create(&tid2, cwt_thread, NULL, NULL);
ASSERT(res == 0);
do_sleep(1); /* Make sure threads waits on cond var */
- res = ethr_mutex_lock(&cwt_mutex);
- ASSERT(res == 0);
+ ethr_mutex_lock(&cwt_mutex);
- res = ethr_cond_signal(&cwt_cond); /* Wake one thread */
- ASSERT(res == 0);
+ ethr_cond_signal(&cwt_cond); /* Wake one thread */
do_sleep(1); /* Make sure awakened thread waits on mutex */
ASSERT(cwt_counter == 0);
- res = ethr_mutex_unlock(&cwt_mutex);
- ASSERT(res == 0);
+ ethr_mutex_unlock(&cwt_mutex);
do_sleep(1); /* Let awakened thread proceed */
- res = ethr_mutex_lock(&cwt_mutex);
- ASSERT(res == 0);
+ ethr_mutex_lock(&cwt_mutex);
ASSERT(cwt_counter == 1);
- res = ethr_cond_signal(&cwt_cond); /* Wake the other thread */
- ASSERT(res == 0);
+ ethr_cond_signal(&cwt_cond); /* Wake the other thread */
do_sleep(1); /* Make sure awakened thread waits on mutex */
ASSERT(cwt_counter == 1);
- res = ethr_mutex_unlock(&cwt_mutex);
- ASSERT(res == 0);
+ ethr_mutex_unlock(&cwt_mutex);
do_sleep(1); /* Let awakened thread proceed */
- res = ethr_mutex_lock(&cwt_mutex);
- ASSERT(res == 0);
+ ethr_mutex_lock(&cwt_mutex);
ASSERT(cwt_counter == 2);
- res = ethr_mutex_unlock(&cwt_mutex);
- ASSERT(res == 0);
+ ethr_mutex_unlock(&cwt_mutex);
res = ethr_thr_join(tid1, NULL);
ASSERT(res == 0);
@@ -875,35 +671,30 @@ cond_wait_test(int is_timedwait_test)
cwt_counter = 0;
- res = ethr_thr_create(&tid1, cwt_thread, (void *) &is_timedwait_test, NULL);
+ res = ethr_thr_create(&tid1, cwt_thread, NULL, NULL);
ASSERT(res == 0);
- res = ethr_thr_create(&tid2, cwt_thread, (void *) &is_timedwait_test, NULL);
+ res = ethr_thr_create(&tid2, cwt_thread, NULL, NULL);
ASSERT(res == 0);
do_sleep(1); /* Make sure threads waits on cond var */
- res = ethr_mutex_lock(&cwt_mutex);
- ASSERT(res == 0);
+ ethr_mutex_lock(&cwt_mutex);
- res = ethr_cond_broadcast(&cwt_cond); /* Wake the threads */
- ASSERT(res == 0);
+ ethr_cond_broadcast(&cwt_cond); /* Wake the threads */
do_sleep(1); /* Make sure awakened threads wait on mutex */
ASSERT(cwt_counter == 0);
- res = ethr_mutex_unlock(&cwt_mutex);
- ASSERT(res == 0);
+ ethr_mutex_unlock(&cwt_mutex);
do_sleep(1); /* Let awakened threads proceed */
- res = ethr_mutex_lock(&cwt_mutex);
- ASSERT(res == 0);
+ ethr_mutex_lock(&cwt_mutex);
ASSERT(cwt_counter == 2);
- res = ethr_mutex_unlock(&cwt_mutex);
- ASSERT(res == 0);
+ ethr_mutex_unlock(&cwt_mutex);
res = ethr_thr_join(tid1, NULL);
ASSERT(res == 0);
@@ -916,113 +707,6 @@ cond_wait_test(int is_timedwait_test)
res = ethr_cond_destroy(&cwt_cond);
ASSERT(res == 0);
- if (do_restart) {
- do_restart = 0;
- res = ethr_mutex_init(&cwt_mutex);
- ASSERT(res == 0);
- res = ethr_cond_init(&cwt_cond);
- ASSERT(res == 0);
- print_line("Running test with dynamically initialized mutex and cond");
- goto restart;
- }
-}
-
-/*
- * The cond timedwait test case.
- *
- * Tests ethr_cond_timedwait with ethr_cond_signal and ethr_cond_broadcast.
- */
-
-#define CTWT_MAX_TIME_DIFF 100000
-
-static long
-ctwt_check_timeout(long to)
-{
- int res;
- ethr_timeval tva, tvb;
- long diff, abs_diff;
-
- res = ethr_time_now(&tva);
- ASSERT(res == 0);
-
- tva.tv_sec += to / 1000;
- tva.tv_nsec += (to % 1000) * 1000000;
- if (tva.tv_nsec >= 1000000000) {
- tva.tv_sec++;
- tva.tv_nsec -= 1000000000;
- ASSERT(tva.tv_nsec < 1000000000);
- }
-
- do {
- res = ethr_cond_timedwait(&cwt_cond, &cwt_mutex, &tva);
- } while (res == EINTR);
- ASSERT(res == ETIMEDOUT);
-
- res = ethr_time_now(&tvb);
- ASSERT(res == 0);
-
- diff = (tvb.tv_sec - tva.tv_sec) * 1000000;
- diff += (tvb.tv_nsec - tva.tv_nsec)/1000;
-
- print("Timeout=%ld; ", to);
- print("tva.tv_sec=%ld tva.tv_nsec=%ld; ", tva.tv_sec, tva.tv_nsec);
- print("tvb.tv_sec=%ld tvb.tv_nsec=%ld; ", tvb.tv_sec, tvb.tv_nsec);
- print_line("diff (tvb - tva) = %ld us", diff);
-
- abs_diff = (long) abs((int) diff);
-
- ASSERT(CTWT_MAX_TIME_DIFF >= abs_diff);
- return abs_diff;
-}
-
-static void
-cond_timedwait_test(void)
-{
- int do_restart = 1;
- long abs_diff, max_abs_diff = 0;
- int res;
-
-#define CTWT_UPD_MAX_DIFF if (abs_diff > max_abs_diff) max_abs_diff = abs_diff;
-
- print_line("Running test with statically initialized mutex and cond");
-
- print_line("CTWT_MAX_TIME_DIFF=%d", CTWT_MAX_TIME_DIFF);
-
- restart:
-
- res = ethr_mutex_lock(&cwt_mutex);
- ASSERT(res == 0);
-
- abs_diff = ctwt_check_timeout(300);
- CTWT_UPD_MAX_DIFF;
- abs_diff = ctwt_check_timeout(700);
- CTWT_UPD_MAX_DIFF;
- abs_diff = ctwt_check_timeout(1000);
- CTWT_UPD_MAX_DIFF;
- abs_diff = ctwt_check_timeout(2300);
- CTWT_UPD_MAX_DIFF;
- abs_diff = ctwt_check_timeout(5100);
- CTWT_UPD_MAX_DIFF;
-
- res = ethr_mutex_unlock(&cwt_mutex);
- ASSERT(res == 0);
-
- cond_wait_test(1);
-
- if (do_restart) {
- do_restart = 0;
- res = ethr_mutex_init(&cwt_mutex);
- ASSERT(res == 0);
- res = ethr_cond_init(&cwt_cond);
- ASSERT(res == 0);
- print_line("Running test with dynamically initialized mutex and cond");
- goto restart;
- }
-
- print_line("Max absolute diff = %d us", max_abs_diff);
- succeed("Max absolute diff = %d us", max_abs_diff);
-
-#undef CTWT_UPD_MAX_DIFF
}
/*
@@ -1037,9 +721,9 @@ cond_timedwait_test(void)
static int bct_woken = 0;
static int bct_waiting = 0;
static int bct_done = 0;
-static ethr_mutex bct_mutex = ETHR_MUTEX_INITER;
-static ethr_cond bct_cond = ETHR_COND_INITER;
-static ethr_cond bct_cntrl_cond = ETHR_COND_INITER;
+static ethr_mutex bct_mutex;
+static ethr_cond bct_cond;
+static ethr_cond bct_cntrl_cond;
static void *
@@ -1047,30 +731,24 @@ bct_thread(void *unused)
{
int res;
- res = ethr_mutex_lock(&bct_mutex);
- ASSERT(res == 0);
+ ethr_mutex_lock(&bct_mutex);
while (!bct_done) {
bct_waiting++;
- if (bct_waiting == BCT_THREADS) {
- res = ethr_cond_signal(&bct_cntrl_cond);
- ASSERT(res == 0);
- }
+ if (bct_waiting == BCT_THREADS)
+ ethr_cond_signal(&bct_cntrl_cond);
do {
res = ethr_cond_wait(&bct_cond, &bct_mutex);
} while (res == EINTR);
ASSERT(res == 0);
bct_woken++;
- if (bct_woken == BCT_THREADS) {
- res = ethr_cond_signal(&bct_cntrl_cond);
- ASSERT(res == 0);
- }
+ if (bct_woken == BCT_THREADS)
+ ethr_cond_signal(&bct_cntrl_cond);
}
- res = ethr_mutex_unlock(&bct_mutex);
- ASSERT(res == 0);
+ ethr_mutex_unlock(&bct_mutex);
return NULL;
}
@@ -1081,14 +759,20 @@ broadcast_test(void)
int res, i;
ethr_tid tid[BCT_THREADS];
+ res = ethr_mutex_init(&bct_mutex);
+ ASSERT(res == 0);
+ res = ethr_cond_init(&bct_cntrl_cond);
+ ASSERT(res == 0);
+ res = ethr_cond_init(&bct_cond);
+ ASSERT(res == 0);
+
for (i = 0; i < BCT_THREADS; i++) {
res = ethr_thr_create(&tid[i], bct_thread, NULL, NULL);
ASSERT(res == 0);
}
- res = ethr_mutex_lock(&bct_mutex);
- ASSERT(res == 0);
+ ethr_mutex_lock(&bct_mutex);
for (i = 0; i < BCT_NO_OF_WAITS; i++) {
@@ -1101,8 +785,7 @@ broadcast_test(void)
bct_woken = 0;
/* Wake all threads */
- res = ethr_cond_broadcast(&bct_cond);
- ASSERT(res == 0);
+ ethr_cond_broadcast(&bct_cond);
while (bct_woken != BCT_THREADS) {
res = ethr_cond_wait(&bct_cntrl_cond, &bct_mutex);
@@ -1114,13 +797,11 @@ broadcast_test(void)
bct_done = 1;
/* Wake all threads */
- res = ethr_cond_broadcast(&bct_cond);
- ASSERT(res == 0);
+ ethr_cond_broadcast(&bct_cond);
- res = ethr_mutex_unlock(&bct_mutex);
- ASSERT(res == 0);
+ ethr_mutex_unlock(&bct_mutex);
- for (i = 0; i < BCT_THREADS - 1; i++) {
+ for (i = 0; i < BCT_THREADS; i++) {
res = ethr_thr_join(tid[i], NULL);
ASSERT(res == 0);
}
@@ -1143,26 +824,22 @@ broadcast_test(void)
#define DT_THREADS (50*1024)
#define DT_BATCH_SIZE 64
-static ethr_mutex dt_mutex = ETHR_MUTEX_INITER;
-static ethr_cond dt_cond = ETHR_COND_INITER;
+static ethr_mutex dt_mutex;
+static ethr_cond dt_cond;
static int dt_count;
static int dt_limit;
static void *
dt_thread(void *unused)
{
- int res;
-
- res = ethr_mutex_lock(&dt_mutex);
- ASSERT(res == 0);
+ ethr_mutex_lock(&dt_mutex);
dt_count++;
if (dt_count >= dt_limit)
ethr_cond_signal(&dt_cond);
- res = ethr_mutex_unlock(&dt_mutex);
- ASSERT(res == 0);
+ ethr_mutex_unlock(&dt_mutex);
return NULL;
}
@@ -1174,6 +851,11 @@ detached_thread_test(void)
ethr_tid tid[DT_BATCH_SIZE];
int i, j, res;
+ res = ethr_mutex_init(&dt_mutex);
+ ASSERT(res == 0);
+ res = ethr_cond_init(&dt_cond);
+ ASSERT(res == 0);
+
thr_opts.detached = 1;
dt_count = 0;
dt_limit = 0;
@@ -1187,14 +869,12 @@ detached_thread_test(void)
ASSERT(res == 0);
}
- res = ethr_mutex_lock(&dt_mutex);
- ASSERT(res == 0);
+ ethr_mutex_lock(&dt_mutex);
while (dt_count < dt_limit) {
res = ethr_cond_wait(&dt_cond, &dt_mutex);
ASSERT(res == 0 || res == EINTR);
}
- res = ethr_mutex_unlock(&dt_mutex);
- ASSERT(res == 0);
+ ethr_mutex_unlock(&dt_mutex);
print_line("dt_count = %d", dt_count);
}
@@ -1211,8 +891,8 @@ detached_thread_test(void)
#define MTT_TIMES 10
static int mtt_terminate;
-static ethr_mutex mtt_mutex = ETHR_MUTEX_INITER;
-static ethr_cond mtt_cond = ETHR_COND_INITER;
+static ethr_mutex mtt_mutex;
+static ethr_cond mtt_cond;
static char mtt_string[22*MTT_TIMES]; /* 22 is enough for ", %d" */
@@ -1220,16 +900,14 @@ void *mtt_thread(void *unused)
{
int res;
- res = ethr_mutex_lock(&mtt_mutex);
- ASSERT(res == 0);
+ ethr_mutex_lock(&mtt_mutex);
while (!mtt_terminate) {
res = ethr_cond_wait(&mtt_cond, &mtt_mutex);
ASSERT(res == 0 || res == EINTR);
}
- res = ethr_mutex_unlock(&mtt_mutex);
- ASSERT(res == 0);
+ ethr_mutex_unlock(&mtt_mutex);
return NULL;
}
@@ -1265,16 +943,13 @@ mtt_create_join_threads(void)
print_line("%d = ethr_thr_create()", res);
print_line("Number of created threads: %d", no_threads);
- res = ethr_mutex_lock(&mtt_mutex);
- ASSERT(res == 0);
+ ethr_mutex_lock(&mtt_mutex);
mtt_terminate = 1;
- res = ethr_cond_broadcast(&mtt_cond);
- ASSERT(res == 0);
+ ethr_cond_broadcast(&mtt_cond);
- res = ethr_mutex_unlock(&mtt_mutex);
- ASSERT(res == 0);
+ ethr_mutex_unlock(&mtt_mutex);
while (ix) {
res = ethr_thr_join(tids[--ix], NULL);
@@ -1292,9 +967,14 @@ mtt_create_join_threads(void)
static void
max_threads_test(void)
{
- int no_threads[MTT_TIMES], i, up, down, eq;
+ int no_threads[MTT_TIMES], i, up, down, eq, res;
char *str;
+ res = ethr_mutex_init(&mtt_mutex);
+ ASSERT(res == 0);
+ res = ethr_cond_init(&mtt_cond);
+ ASSERT(res == 0);
+
for (i = 0; i < MTT_TIMES; i++) {
no_threads[i] = mtt_create_join_threads();
}
@@ -1326,272 +1006,6 @@ max_threads_test(void)
}
-
-/*
- * The forksafety test case.
- *
- * Tests forksafety.
- */
-#ifdef __WIN32__
-#define NO_FORK_PRESENT
-#endif
-
-#ifndef NO_FORK_PRESENT
-
-static ethr_mutex ft_test_inner_mutex = ETHR_MUTEX_INITER;
-static ethr_mutex ft_test_outer_mutex = ETHR_MUTEX_INITER;
-static ethr_mutex ft_go_mutex = ETHR_MUTEX_INITER;
-static ethr_cond ft_go_cond = ETHR_COND_INITER;
-static int ft_go;
-static int ft_have_forked;
-
-static void *
-ft_thread(void *unused)
-{
- int res;
-
- res = ethr_mutex_lock(&ft_test_outer_mutex);
- ASSERT(res == 0);
-
- res = ethr_mutex_lock(&ft_go_mutex);
- ASSERT(res == 0);
-
- ft_go = 1;
- res = ethr_cond_signal(&ft_go_cond);
- ASSERT(res == 0);
- res = ethr_mutex_unlock(&ft_go_mutex);
- ASSERT(res == 0);
-
- do_sleep(1);
- ASSERT(!ft_have_forked);
-
- res = ethr_mutex_lock(&ft_test_inner_mutex);
- ASSERT(res == 0);
-
- res = ethr_mutex_unlock(&ft_test_inner_mutex);
- ASSERT(res == 0);
-
- do_sleep(1);
- ASSERT(!ft_have_forked);
-
- res = ethr_mutex_unlock(&ft_test_outer_mutex);
- ASSERT(res == 0);
-
- do_sleep(1);
- ASSERT(ft_have_forked);
-
-
- return NULL;
-}
-
-#endif /* #ifndef NO_FORK_PRESENT */
-
-static void
-forksafety_test(void)
-{
-#ifdef NO_FORK_PRESENT
- skip("No fork() present; nothing to test");
-#elif defined(DEBUG)
- skip("Doesn't work in debug build");
-#else
- char snd_msg[] = "ok, bye!";
- char rec_msg[sizeof(snd_msg)*2];
- ethr_tid tid;
- int res;
- int fds[2];
-
-
- res = ethr_mutex_set_forksafe(&ft_test_inner_mutex);
- if (res == ENOTSUP) {
- skip("Forksafety not supported on this platform!");
- }
- ASSERT(res == 0);
- res = ethr_mutex_set_forksafe(&ft_test_outer_mutex);
- ASSERT(res == 0);
-
-
- res = pipe(fds);
- ASSERT(res == 0);
-
- ft_go = 0;
- ft_have_forked = 0;
-
- res = ethr_mutex_lock(&ft_go_mutex);
- ASSERT(res == 0);
-
- res = ethr_thr_create(&tid, ft_thread, NULL, NULL);
- ASSERT(res == 0);
-
- do {
- res = ethr_cond_wait(&ft_go_cond, &ft_go_mutex);
- } while (res == EINTR || !ft_go);
- ASSERT(res == 0);
-
- res = ethr_mutex_unlock(&ft_go_mutex);
- ASSERT(res == 0);
-
- res = fork();
- ft_have_forked = 1;
- if (res == 0) {
- close(fds[0]);
- res = ethr_mutex_lock(&ft_test_outer_mutex);
- if (res != 0)
- _exit(1);
- res = ethr_mutex_lock(&ft_test_inner_mutex);
- if (res != 0)
- _exit(1);
- res = ethr_mutex_unlock(&ft_test_inner_mutex);
- if (res != 0)
- _exit(1);
- res = ethr_mutex_unlock(&ft_test_outer_mutex);
- if (res != 0)
- _exit(1);
-
- res = ethr_mutex_destroy(&ft_test_inner_mutex);
- if (res != 0)
- _exit(1);
- res = ethr_mutex_destroy(&ft_test_outer_mutex);
- if (res != 0)
- _exit(1);
-
- res = (int) write(fds[1], (void *) snd_msg, sizeof(snd_msg));
- if (res != sizeof(snd_msg))
- _exit(1);
- close(fds[1]);
- _exit(0);
- }
- ASSERT(res > 0);
- close(fds[1]);
-
- res = (int) read(fds[0], (void *) rec_msg, sizeof(rec_msg));
- ASSERT(res == (int) sizeof(snd_msg));
- ASSERT(strcmp(snd_msg, rec_msg) == 0);
-
- close(fds[0]);
-#endif
-}
-
-
-/*
- * The vfork test case.
- *
- * Tests vfork with threads.
- */
-
-#ifdef __WIN32__
-#define NO_VFORK_PRESENT
-#endif
-
-#ifndef NO_VFORK_PRESENT
-
-#undef vfork
-
-static ethr_mutex vt_mutex = ETHR_MUTEX_INITER;
-
-static void *
-vt_thread(void *vprog)
-{
- char *prog = (char *) vprog;
- int res;
- char snd_msg[] = "ok, bye!";
- char rec_msg[sizeof(snd_msg)*2];
- int fds[2];
- char closefd[20];
- char writefd[20];
-
- res = pipe(fds);
- ASSERT(res == 0);
-
- res = sprintf(closefd, "%d", fds[0]);
- ASSERT(res <= 20);
- res = sprintf(writefd, "%d", fds[1]);
- ASSERT(res <= 20);
-
- print("parent: About to vfork and execute ");
- print("execlp(\"%s\", \"%s\", \"%s\", \"%s\", \"%s\", \"%s\", \"%s\", NULL)",
- prog, prog, "vfork", "exec", snd_msg, closefd, writefd);
- print_line(" in child");
- res = vfork();
- if (res == 0) {
- execlp(prog, prog, "vfork", "exec", snd_msg, closefd, writefd, NULL);
- _exit(1);
- }
- ASSERT(res > 0);
-
- print_line("parent: I'm back");
-
- close(fds[1]);
-
- res = (int) read(fds[0], (void *) rec_msg, sizeof(rec_msg));
- print_line("parent: %d = read()", res);
- print_line("parent: rec_msg=\"%s\"", rec_msg);
- ASSERT(res == (int) sizeof(snd_msg));
- ASSERT(strcmp(snd_msg, rec_msg) == 0);
-
- close(fds[0]);
-
- return NULL;
-}
-
-#endif /* #ifndef NO_VFORK_PRESENT */
-
-static void
-vfork_test(int argc, char *argv[])
-{
-#ifdef NO_VFORK_PRESENT
- skip("No vfork() present; nothing to test");
-#else
- int res;
- ethr_tid tid;
-
- if (argc == 6 && strcmp("exec", argv[2]) == 0) {
- /* We are child after vfork() and execlp() ... */
-
- char *snd_msg;
- int closefd;
- int writefd;
-
- snd_msg = argv[3];
- closefd = atoi(argv[4]);
- writefd = atoi(argv[5]);
-
- print_line("child: snd_msg=\"%s\"; closefd=%d writefd=%d",
- snd_msg, closefd, writefd);
-
- close(closefd);
-
- res = (int) write(writefd, (void *) snd_msg, strlen(snd_msg)+1);
- print_line("child: %d = write()", res);
- if (res != strlen(snd_msg)+1)
- exit(1);
- close(writefd);
- print_line("child: bye");
- exit(0);
- }
- ASSERT(argc == 2);
-
- res = ethr_mutex_set_forksafe(&vt_mutex);
- ASSERT(res == 0 || res == ENOTSUP);
- res = ethr_mutex_lock(&vt_mutex);
- ASSERT(res == 0);
-
- res = ethr_thr_create(&tid, vt_thread, (void *) argv[0], NULL);
- ASSERT(res == 0);
-
- do_sleep(1);
-
- res = ethr_mutex_unlock(&vt_mutex);
- ASSERT(res == 0);
-
- res = ethr_thr_join(tid, NULL);
- ASSERT(res == 0);
-
- res = ethr_mutex_destroy(&vt_mutex);
- ASSERT(res == 0);
-#endif
-}
-
-
/*
* The tsd test case.
*
@@ -1651,11 +1065,8 @@ static int st_data;
void *
st_thread(void *unused)
{
- int res;
-
print_line("Aux thread tries to lock spinlock");
- res = ethr_spin_lock(&st_spinlock);
- ASSERT(res == 0);
+ ethr_spin_lock(&st_spinlock);
print_line("Aux thread locked spinlock");
ASSERT(st_data == 0);
@@ -1669,8 +1080,7 @@ st_thread(void *unused)
ASSERT(st_data == 1);
- res = ethr_spin_unlock(&st_spinlock);
- ASSERT(res == 0);
+ ethr_spin_unlock(&st_spinlock);
print_line("Aux thread unlocked spinlock");
return NULL;
@@ -1691,8 +1101,7 @@ spinlock_test(void)
st_data = 0;
print_line("Main thread tries to lock spinlock");
- res = ethr_spin_lock(&st_spinlock);
- ASSERT(res == 0);
+ ethr_spin_lock(&st_spinlock);
print_line("Main thread locked spinlock");
ASSERT(st_data == 0);
@@ -1708,8 +1117,7 @@ spinlock_test(void)
ASSERT(st_data == 0);
- res = ethr_spin_unlock(&st_spinlock);
- ASSERT(res == 0);
+ ethr_spin_unlock(&st_spinlock);
print_line("Main thread unlocked spinlock");
print_line("Main thread goes to sleep for 1 second");
@@ -1717,8 +1125,7 @@ spinlock_test(void)
print_line("Main thread woke up");
print_line("Main thread tries to lock spinlock");
- res = ethr_spin_lock(&st_spinlock);
- ASSERT(res == 0);
+ ethr_spin_lock(&st_spinlock);
print_line("Main thread locked spinlock");
ASSERT(st_data == 1);
@@ -1729,8 +1136,7 @@ spinlock_test(void)
ASSERT(st_data == 1);
- res = ethr_spin_unlock(&st_spinlock);
- ASSERT(res == 0);
+ ethr_spin_unlock(&st_spinlock);
print_line("Main thread unlocked spinlock");
res = ethr_thr_join(tid, NULL);
@@ -1757,23 +1163,19 @@ void *
rwst_thread(void *unused)
{
int data;
- int res;
print_line("Aux thread tries to read lock rwspinlock");
- res = ethr_read_lock(&rwst_rwspinlock);
- ASSERT(res == 0);
+ ethr_read_lock(&rwst_rwspinlock);
print_line("Aux thread read locked rwspinlock");
ASSERT(rwst_data == 4711);
print_line("Aux thread tries to read unlock rwspinlock");
- res = ethr_read_unlock(&rwst_rwspinlock);
- ASSERT(res == 0);
+ ethr_read_unlock(&rwst_rwspinlock);
print_line("Aux thread read unlocked rwspinlock");
print_line("Aux thread tries to write lock rwspinlock");
- res = ethr_write_lock(&rwst_rwspinlock);
- ASSERT(res == 0);
+ ethr_write_lock(&rwst_rwspinlock);
print_line("Aux thread write locked rwspinlock");
data = ++rwst_data;
@@ -1787,8 +1189,7 @@ rwst_thread(void *unused)
++rwst_data;
print_line("Aux thread tries to write unlock rwspinlock");
- res = ethr_write_unlock(&rwst_rwspinlock);
- ASSERT(res == 0);
+ ethr_write_unlock(&rwst_rwspinlock);
print_line("Aux thread write unlocked rwspinlock");
return NULL;
@@ -1810,8 +1211,7 @@ rwspinlock_test(void)
rwst_data = 4711;
print_line("Main thread tries to read lock rwspinlock");
- res = ethr_read_lock(&rwst_rwspinlock);
- ASSERT(res == 0);
+ ethr_read_lock(&rwst_rwspinlock);
print_line("Main thread read locked rwspinlock");
ASSERT(rwst_data == 4711);
@@ -1828,13 +1228,11 @@ rwspinlock_test(void)
ASSERT(rwst_data == 4711);
print_line("Main thread tries to read unlock rwspinlock");
- res = ethr_read_unlock(&rwst_rwspinlock);
- ASSERT(res == 0);
+ ethr_read_unlock(&rwst_rwspinlock);
print_line("Main thread read unlocked rwspinlock");
print_line("Main thread tries to write lock rwspinlock");
- res = ethr_write_lock(&rwst_rwspinlock);
- ASSERT(res == 0);
+ ethr_write_lock(&rwst_rwspinlock);
print_line("Main thread write locked rwspinlock");
data = ++rwst_data;
@@ -1847,8 +1245,7 @@ rwspinlock_test(void)
++rwst_data;
print_line("Main thread tries to write unlock rwspinlock");
- res = ethr_write_unlock(&rwst_rwspinlock);
- ASSERT(res == 0);
+ ethr_write_unlock(&rwst_rwspinlock);
print_line("Main thread write unlocked rwspinlock");
res = ethr_thr_join(tid, NULL);
@@ -1875,23 +1272,19 @@ void *
rwmt_thread(void *unused)
{
int data;
- int res;
print_line("Aux thread tries to read lock rwmutex");
- res = ethr_rwmutex_rlock(&rwmt_rwmutex);
- ASSERT(res == 0);
+ ethr_rwmutex_rlock(&rwmt_rwmutex);
print_line("Aux thread read locked rwmutex");
ASSERT(rwmt_data == 4711);
print_line("Aux thread tries to read unlock rwmutex");
- res = ethr_rwmutex_runlock(&rwmt_rwmutex);
- ASSERT(res == 0);
+ ethr_rwmutex_runlock(&rwmt_rwmutex);
print_line("Aux thread read unlocked rwmutex");
print_line("Aux thread tries to write lock rwmutex");
- res = ethr_rwmutex_rwlock(&rwmt_rwmutex);
- ASSERT(res == 0);
+ ethr_rwmutex_rwlock(&rwmt_rwmutex);
print_line("Aux thread write locked rwmutex");
data = ++rwmt_data;
@@ -1905,8 +1298,7 @@ rwmt_thread(void *unused)
++rwmt_data;
print_line("Aux thread tries to write unlock rwmutex");
- res = ethr_rwmutex_rwunlock(&rwmt_rwmutex);
- ASSERT(res == 0);
+ ethr_rwmutex_rwunlock(&rwmt_rwmutex);
print_line("Aux thread write unlocked rwmutex");
return NULL;
@@ -1928,8 +1320,7 @@ rwmutex_test(void)
rwmt_data = 4711;
print_line("Main thread tries to read lock rwmutex");
- res = ethr_rwmutex_rlock(&rwmt_rwmutex);
- ASSERT(res == 0);
+ ethr_rwmutex_rlock(&rwmt_rwmutex);
print_line("Main thread read locked rwmutex");
ASSERT(rwmt_data == 4711);
@@ -1946,13 +1337,11 @@ rwmutex_test(void)
ASSERT(rwmt_data == 4711);
print_line("Main thread tries to read unlock rwmutex");
- res = ethr_rwmutex_runlock(&rwmt_rwmutex);
- ASSERT(res == 0);
+ ethr_rwmutex_runlock(&rwmt_rwmutex);
print_line("Main thread read unlocked rwmutex");
print_line("Main thread tries to write lock rwmutex");
- res = ethr_rwmutex_rwlock(&rwmt_rwmutex);
- ASSERT(res == 0);
+ ethr_rwmutex_rwlock(&rwmt_rwmutex);
print_line("Main thread write locked rwmutex");
data = ++rwmt_data;
@@ -1965,8 +1354,7 @@ rwmutex_test(void)
++rwmt_data;
print_line("Main thread tries to write unlock rwmutex");
- res = ethr_rwmutex_rwunlock(&rwmt_rwmutex);
- ASSERT(res == 0);
+ ethr_rwmutex_rwunlock(&rwmt_rwmutex);
print_line("Main thread write unlocked rwmutex");
res = ethr_thr_join(tid, NULL);
@@ -1998,65 +1386,53 @@ static ethr_atomic_t at_data;
void *
at_thread(void *unused)
{
- int res, i;
+ int i;
long val, go;
- res = ethr_atomic_inctest(&at_ready, &val);
- ASSERT(res == 0);
+ val = ethr_atomic_inc_read(&at_ready);
ASSERT(val > 0);
ASSERT(val <= AT_THREADS);
do {
- res = ethr_atomic_read(&at_go, &go);
- ASSERT(res == 0);
+ go = ethr_atomic_read(&at_go);
} while (!go);
for (i = 0; i < AT_ITER; i++) {
- res = ethr_atomic_or_old(&at_data, at_set_val, &val);
- ASSERT(res == 0);
+ val = ethr_atomic_read_bor(&at_data, at_set_val);
ASSERT(val >= (i == 0 ? 0 : at_set_val) + (long) 4711);
ASSERT(val <= at_max_val);
- res = ethr_atomic_and_old(&at_data, ~at_rm_val, &val);
- ASSERT(res == 0);
+ val = ethr_atomic_read_band(&at_data, ~at_rm_val);
ASSERT(val >= at_set_val + (long) 4711);
ASSERT(val <= at_max_val);
- res = ethr_atomic_read(&at_data, &val);
- ASSERT(res == 0);
+ val = ethr_atomic_read(&at_data);
ASSERT(val >= at_set_val + (long) 4711);
ASSERT(val <= at_max_val);
- res = ethr_atomic_inctest(&at_data, &val);
- ASSERT(res == 0);
+ val = ethr_atomic_inc_read(&at_data);
ASSERT(val > at_set_val + (long) 4711);
ASSERT(val <= at_max_val);
- res = ethr_atomic_dectest(&at_data, &val);
- ASSERT(res == 0);
+ val = ethr_atomic_dec_read(&at_data);
ASSERT(val >= at_set_val + (long) 4711);
ASSERT(val <= at_max_val);
- res = ethr_atomic_inc(&at_data);
- ASSERT(res == 0);
+ ethr_atomic_inc(&at_data);
- res = ethr_atomic_dec(&at_data);
- ASSERT(res == 0);
+ ethr_atomic_dec(&at_data);
- res = ethr_atomic_addtest(&at_data, (long) 4711, &val);
- ASSERT(res == 0);
+ val = ethr_atomic_add_read(&at_data, (long) 4711);
ASSERT(val >= at_set_val + (long) 2*4711);
ASSERT(val <= at_max_val);
- res = ethr_atomic_add(&at_data, (long) -4711);
- ASSERT(res == 0);
+ ethr_atomic_add(&at_data, (long) -4711);
ASSERT(val >= at_set_val + (long) 4711);
ASSERT(val <= at_max_val);
}
- res = ethr_atomic_inc(&at_done);
- ASSERT(res == 0);
+ ethr_atomic_inc(&at_done);
return NULL;
}
@@ -2069,14 +1445,13 @@ atomic_test(void)
ethr_tid tid[AT_THREADS];
ethr_thr_opts thr_opts = ETHR_THR_OPTS_DEFAULT_INITER;
- if (sizeof(long) > 4) {
+#if ETHR_SIZEOF_PTR > 4
at_rm_val = ((long) 1) << 57;
at_set_val = ((long) 1) << 60;
- }
- else {
+#else
at_rm_val = ((long) 1) << 27;
at_set_val = ((long) 1) << 30;
- }
+#endif
at_max_val = at_set_val + at_rm_val + ((long) AT_THREADS + 1) * 4711;
data_init = at_rm_val + (long) 4711;
@@ -2085,22 +1460,15 @@ atomic_test(void)
thr_opts.detached = 1;
print_line("Initializing");
- res = ethr_atomic_init(&at_ready, 0);
- ASSERT(res == 0);
- res = ethr_atomic_init(&at_go, 0);
- ASSERT(res == 0);
- res = ethr_atomic_init(&at_done, data_init);
- ASSERT(res == 0);
- res = ethr_atomic_init(&at_data, data_init);
- ASSERT(res == 0);
+ ethr_atomic_init(&at_ready, 0);
+ ethr_atomic_init(&at_go, 0);
+ ethr_atomic_init(&at_done, data_init);
+ ethr_atomic_init(&at_data, data_init);
- res = ethr_atomic_read(&at_data, &val);
- ASSERT(res == 0);
+ val = ethr_atomic_read(&at_data);
ASSERT(val == data_init);
- res = ethr_atomic_set(&at_done, 0);
- ASSERT(res == 0);
- res = ethr_atomic_read(&at_done, &val);
- ASSERT(res == 0);
+ ethr_atomic_set(&at_done, 0);
+ val = ethr_atomic_read(&at_done);
ASSERT(val == 0);
print_line("Creating threads");
@@ -2111,31 +1479,27 @@ atomic_test(void)
print_line("Waiting for threads to ready up");
do {
- res = ethr_atomic_read(&at_ready, &val);
- ASSERT(res == 0);
+ val = ethr_atomic_read(&at_ready);
ASSERT(val >= 0);
ASSERT(val <= AT_THREADS);
} while (val != AT_THREADS);
print_line("Letting threads loose");
- res = ethr_atomic_xchg(&at_go, 17, &val);
- ASSERT(res == 0);
+ val = ethr_atomic_xchg(&at_go, 17);
ASSERT(val == 0);
- res = ethr_atomic_read(&at_go, &val);
- ASSERT(res == 0);
+ val = ethr_atomic_read(&at_go);
ASSERT(val == 17);
print_line("Waiting for threads to finish");
do {
- res = ethr_atomic_read(&at_done, &val);
- ASSERT(res == 0);
+ val = ethr_atomic_read(&at_done);
ASSERT(val >= 0);
ASSERT(val <= AT_THREADS);
} while (val != AT_THREADS);
print_line("Checking result");
- res = ethr_atomic_read(&at_data, &val);
+ val = ethr_atomic_read(&at_data);
ASSERT(res == 0);
ASSERT(val == data_final);
print_line("Result ok");
@@ -2143,190 +1507,6 @@ atomic_test(void)
}
-/*
- * The gate test case.
- *
- * Tests gates.
- */
-
-#define GT_THREADS 10
-
-static ethr_atomic_t gt_wait1;
-static ethr_atomic_t gt_wait2;
-static ethr_atomic_t gt_done;
-
-static ethr_gate gt_gate1;
-static ethr_gate gt_gate2;
-
-void *
-gt_thread(void *thr_no)
-{
- int no = (int)(long) thr_no;
- int swait = no % 2 == 0;
- int res;
- long done;
-
-
- do {
-
- res = ethr_atomic_inc(&gt_wait1);
- ASSERT(res == 0);
-
- if (swait)
- res = ethr_gate_swait(&gt_gate1, INT_MAX);
- else
- res = ethr_gate_wait(&gt_gate1);
- ASSERT(res == 0);
-
- res = ethr_atomic_dec(&gt_wait1);
- ASSERT(res == 0);
-
- res = ethr_atomic_inc(&gt_wait2);
- ASSERT(res == 0);
-
- if (swait)
- res = ethr_gate_swait(&gt_gate2, INT_MAX);
- else
- res = ethr_gate_wait(&gt_gate2);
- ASSERT(res == 0);
-
- res = ethr_atomic_dec(&gt_wait2);
- ASSERT(res == 0);
-
- res = ethr_atomic_read(&gt_done, &done);
- ASSERT(res == 0);
- } while (!done);
- return NULL;
-}
-
-
-static void
-gate_test(void)
-{
- long val;
- int res, i;
- ethr_tid tid[GT_THREADS];
-
- print_line("Initializing");
- res = ethr_atomic_init(&gt_wait1, 0);
- ASSERT_EQ(res, 0, "%d");
- res = ethr_atomic_init(&gt_wait2, 0);
- ASSERT_EQ(res, 0, "%d");
- res = ethr_atomic_init(&gt_done, 0);
- ASSERT_EQ(res, 0, "%d");
- res = ethr_gate_init(&gt_gate1);
- ASSERT_EQ(res, 0, "%d");
- res = ethr_gate_init(&gt_gate2);
- ASSERT_EQ(res, 0, "%d");
-
- print_line("Creating threads");
- for (i = 0; i < GT_THREADS; i++) {
- res = ethr_thr_create(&tid[i], gt_thread, (void *) i, NULL);
- ASSERT_EQ(res, 0, "%d");
- }
-
- print_line("Waiting for threads to ready up");
- do {
- res = ethr_atomic_read(&gt_wait1, &val);
- ASSERT_EQ(res, 0, "%d");
- ASSERT(0 <= val && val <= GT_THREADS);
- } while (val != GT_THREADS);
-
- print_line("Testing");
-
- res = ethr_gate_let_through(&gt_gate1, 8);
- ASSERT_EQ(res, 0, "%d");
-
- WAIT_UNTIL_LIM((res = ethr_atomic_read(&gt_wait2, &val),
- (res != 0 || val == 8)),
- 60);
-
- res = ethr_atomic_read(&gt_wait1, &val);
- ASSERT_EQ(res, 0, "%d");
- ASSERT_EQ(val, GT_THREADS - 8, "%ld");
-
- res = ethr_atomic_read(&gt_wait2, &val);
- ASSERT_EQ(res, 0, "%d");
- ASSERT_EQ(val, 8, "%ld");
-
- res = ethr_gate_let_through(&gt_gate2, 4);
- ASSERT_EQ(res, 0, "%d");
-
- WAIT_UNTIL_LIM((res = ethr_atomic_read(&gt_wait2, &val),
- (res != 0 || val == 4)),
- 60);
-
- res = ethr_atomic_read(&gt_wait1, &val);
- ASSERT_EQ(res, 0, "%d");
- ASSERT_EQ(val, GT_THREADS - 4, "%ld");
-
- res = ethr_atomic_read(&gt_wait2, &val);
- ASSERT_EQ(res, 0, "%d");
- ASSERT_EQ(val, 4, "%ld");
-
- res = ethr_gate_let_through(&gt_gate1, GT_THREADS);
- ASSERT_EQ(res, 0, "%d");
-
- WAIT_UNTIL_LIM((res = ethr_atomic_read(&gt_wait2, &val),
- (res != 0 || val == GT_THREADS)),
- 60);
- res = ethr_atomic_read(&gt_wait1, &val);
- ASSERT_EQ(res, 0, "%d");
- ASSERT_EQ(val, 0, "%ld");
-
- res = ethr_atomic_read(&gt_wait2, &val);
- ASSERT_EQ(res, 0, "%d");
- ASSERT_EQ(val, GT_THREADS, "%ld");
-
- res = ethr_gate_let_through(&gt_gate2, GT_THREADS);
- ASSERT_EQ(res, 0, "%d");
-
- WAIT_UNTIL_LIM((res = ethr_atomic_read(&gt_wait2, &val),
- (res != 0 || val == 4)),
- 60);
- res = ethr_atomic_read(&gt_wait1, &val);
- ASSERT_EQ(res, 0, "%d");
- ASSERT_EQ(val, GT_THREADS - 4, "%ld");
-
- res = ethr_atomic_read(&gt_wait2, &val);
- ASSERT_EQ(res, 0, "%d");
- ASSERT_EQ(val, 4, "%ld");
-
- res = ethr_atomic_set(&gt_done, 1);
- ASSERT_EQ(res, 0, "%d");
-
- res = ethr_gate_let_through(&gt_gate2, GT_THREADS);
- ASSERT_EQ(res, 0, "%d");
- res = ethr_gate_let_through(&gt_gate1, GT_THREADS - 4);
- ASSERT_EQ(res, 0, "%d");
-
- WAIT_UNTIL_LIM(((res = ethr_atomic_read(&gt_wait1, &val)) != 0
- || (val == 0
- && ((res = ethr_atomic_read(&gt_wait2, &val)) != 0
- || val == 0))),
- 60);
-
- res = ethr_atomic_read(&gt_wait1, &val);
- ASSERT_EQ(res, 0, "%d");
- ASSERT_EQ(val, 0, "%ld");
-
- res = ethr_atomic_read(&gt_wait2, &val);
- ASSERT_EQ(res, 0, "%d");
- ASSERT_EQ(val, 0, "%ld");
-
- print_line("Joining threads");
- for (i = 0; i < GT_THREADS; i++) {
- res = ethr_thr_join(tid[i], NULL);
- ASSERT_EQ(res, 0, "%d");
- }
-
- res = ethr_gate_destroy(&gt_gate1);
- ASSERT_EQ(res, 0, "%d");
- res = ethr_gate_destroy(&gt_gate2);
- ASSERT_EQ(res, 0, "%d");
-
-}
-
#endif /* #ifndef ETHR_NO_THREAD_LIB */
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
@@ -2342,14 +1522,12 @@ main(int argc, char *argv[])
#ifndef ETHR_NO_THREAD_LIB
{
char *testcase;
- int res;
send_my_pid();
testcase = argv[1];
- res = ethr_init(NULL);
- if (res != 0)
+ if (ethr_init(NULL) != 0 || ethr_late_init(NULL) != 0)
fail("Failed to initialize the ethread library");
if (strcmp(testcase, "create_join_thread") == 0)
@@ -2360,24 +1538,16 @@ main(int argc, char *argv[])
mutex_test();
else if (strcmp(testcase, "try_lock_mutex") == 0)
try_lock_mutex_test();
- else if (strcmp(testcase, "recursive_mutex") == 0)
- recursive_mutex_test();
else if (strcmp(testcase, "time_now") == 0)
time_now_test();
else if (strcmp(testcase, "cond_wait") == 0)
- cond_wait_test(0);
- else if (strcmp(testcase, "cond_timedwait") == 0)
- cond_timedwait_test();
+ cond_wait_test();
else if (strcmp(testcase, "broadcast") == 0)
broadcast_test();
else if (strcmp(testcase, "detached_thread") == 0)
detached_thread_test();
else if (strcmp(testcase, "max_threads") == 0)
max_threads_test();
- else if (strcmp(testcase, "forksafety") == 0)
- forksafety_test();
- else if (strcmp(testcase, "vfork") == 0)
- vfork_test(argc, argv);
else if (strcmp(testcase, "tsd") == 0)
tsd_test();
else if (strcmp(testcase, "spinlock") == 0)
@@ -2388,8 +1558,6 @@ main(int argc, char *argv[])
rwmutex_test();
else if (strcmp(testcase, "atomic") == 0)
atomic_test();
- else if (strcmp(testcase, "gate") == 0)
- gate_test();
else
skip("Test case \"%s\" not implemented yet", testcase);