X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;ds=inline;f=tests%2Ftest-tls.c;h=84085d7564c2904cb4072bbf592228972999efb8;hb=c5bc2aeaf6f4ca2d1e25f58b78a655f6211b50a6;hp=69026b2e6044f23fd310aad787966787b9bed22b;hpb=6b0fbaf3d2706392a6819793f10ea89f94aa5ed2;p=gnulib.git diff --git a/tests/test-tls.c b/tests/test-tls.c index 69026b2e6..84085d756 100644 --- a/tests/test-tls.c +++ b/tests/test-tls.c @@ -1,5 +1,5 @@ /* Test of thread-local storage in multithreaded situations. - Copyright (C) 2005, 2008 Free Software Foundation, Inc. + Copyright (C) 2005, 2008-2012 Free Software Foundation, Inc. This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -18,7 +18,7 @@ #include -#if USE_POSIX_THREADS || USE_SOLARIS_THREADS || USE_PTH_THREADS || USE_WIN32_THREADS +#if USE_POSIX_THREADS || USE_SOLARIS_THREADS || USE_PTH_THREADS || USE_WINDOWS_THREADS #if USE_POSIX_THREADS # define TEST_POSIX_THREADS 1 @@ -29,8 +29,8 @@ #if USE_PTH_THREADS # define TEST_PTH_THREADS 1 #endif -#if USE_WIN32_THREADS -# define TEST_WIN32_THREADS 1 +#if USE_WINDOWS_THREADS +# define TEST_WINDOWS_THREADS 1 #endif /* Whether to help the scheduler through explicit yield(). @@ -75,6 +75,9 @@ perhaps_yield (void) yield (); } + +/* ----------------------- Test thread-local storage ----------------------- */ + #define KEYS_COUNT 4 static gl_tls_key_t mykeys[KEYS_COUNT]; @@ -86,67 +89,67 @@ worker_thread (void *arg) int i, j, repeat; unsigned int values[KEYS_COUNT]; - dbgprintf ("Worker %p started\n", gl_thread_self ()); + dbgprintf ("Worker %p started\n", gl_thread_self_pointer ()); /* Initialize the per-thread storage. */ for (i = 0; i < KEYS_COUNT; i++) { - values[i] = (((unsigned int) rand() >> 3) % 1000000) * THREAD_COUNT + id; + values[i] = (((unsigned int) rand () >> 3) % 1000000) * THREAD_COUNT + id; /* Hopefully no arithmetic overflow. */ if ((values[i] % THREAD_COUNT) != id) - abort (); + abort (); } perhaps_yield (); /* Verify that the initial value is NULL. */ - dbgprintf ("Worker %p before initial verify\n", gl_thread_self ()); + dbgprintf ("Worker %p before initial verify\n", gl_thread_self_pointer ()); for (i = 0; i < KEYS_COUNT; i++) if (gl_tls_get (mykeys[i]) != NULL) abort (); - dbgprintf ("Worker %p after initial verify\n", gl_thread_self ()); + dbgprintf ("Worker %p after initial verify\n", gl_thread_self_pointer ()); perhaps_yield (); /* Initialize the per-thread storage. */ - dbgprintf ("Worker %p before first tls_set\n", gl_thread_self ()); + dbgprintf ("Worker %p before first tls_set\n", gl_thread_self_pointer ()); for (i = 0; i < KEYS_COUNT; i++) { unsigned int *ptr = (unsigned int *) malloc (sizeof (unsigned int)); *ptr = values[i]; gl_tls_set (mykeys[i], ptr); } - dbgprintf ("Worker %p after first tls_set\n", gl_thread_self ()); + dbgprintf ("Worker %p after first tls_set\n", gl_thread_self_pointer ()); perhaps_yield (); /* Shuffle around the pointers. */ for (repeat = REPEAT_COUNT; repeat > 0; repeat--) { - dbgprintf ("Worker %p doing value swapping\n", gl_thread_self ()); - i = ((unsigned int) rand() >> 3) % KEYS_COUNT; - j = ((unsigned int) rand() >> 3) % KEYS_COUNT; + dbgprintf ("Worker %p doing value swapping\n", gl_thread_self_pointer ()); + i = ((unsigned int) rand () >> 3) % KEYS_COUNT; + j = ((unsigned int) rand () >> 3) % KEYS_COUNT; if (i != j) - { - void *vi = gl_tls_get (mykeys[i]); - void *vj = gl_tls_get (mykeys[j]); + { + void *vi = gl_tls_get (mykeys[i]); + void *vj = gl_tls_get (mykeys[j]); - gl_tls_set (mykeys[i], vj); - gl_tls_set (mykeys[j], vi); - } + gl_tls_set (mykeys[i], vj); + gl_tls_set (mykeys[j], vi); + } perhaps_yield (); } /* Verify that all the values are from this thread. */ - dbgprintf ("Worker %p before final verify\n", gl_thread_self ()); + dbgprintf ("Worker %p before final verify\n", gl_thread_self_pointer ()); for (i = 0; i < KEYS_COUNT; i++) if ((*(unsigned int *) gl_tls_get (mykeys[i]) % THREAD_COUNT) != id) abort (); - dbgprintf ("Worker %p after final verify\n", gl_thread_self ()); + dbgprintf ("Worker %p after final verify\n", gl_thread_self_pointer ()); perhaps_yield (); - dbgprintf ("Worker %p dying.\n", gl_thread_self ()); + dbgprintf ("Worker %p dying.\n", gl_thread_self_pointer ()); return NULL; } -void +static void test_tls (void) { int pass, i; @@ -156,25 +159,28 @@ test_tls (void) gl_thread_t threads[THREAD_COUNT]; if (pass == 0) - for (i = 0; i < KEYS_COUNT; i++) - gl_tls_key_init (mykeys[i], free); + for (i = 0; i < KEYS_COUNT; i++) + gl_tls_key_init (mykeys[i], free); else - for (i = KEYS_COUNT - 1; i >= 0; i--) - gl_tls_key_init (mykeys[i], free); + for (i = KEYS_COUNT - 1; i >= 0; i--) + gl_tls_key_init (mykeys[i], free); /* Spawn the threads. */ for (i = 0; i < THREAD_COUNT; i++) - threads[i] = gl_thread_create (worker_thread, NULL); + threads[i] = gl_thread_create (worker_thread, NULL); /* Wait for the threads to terminate. */ for (i = 0; i < THREAD_COUNT; i++) - gl_thread_join (threads[i], NULL); + gl_thread_join (threads[i], NULL); for (i = 0; i < KEYS_COUNT; i++) - gl_tls_key_destroy (mykeys[i]); + gl_tls_key_destroy (mykeys[i]); } } + +/* -------------------------------------------------------------------------- */ + int main () {