| /* |
| * Copyright (C) 2008 The Android Open Source Project |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
| * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
| * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
| * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
| * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS |
| * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
| * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| */ |
| #define __USE_UNIX98 1 /* necessary to define pthread_mutexattr_set/gettype in Linux GLIBC headers. doh ! */ |
| #include <pthread.h> |
| #include <errno.h> |
| #include <stdio.h> |
| #include <stdarg.h> |
| #include <stdlib.h> |
| |
| static void panic( const char* format, ... ) |
| { |
| va_list args; |
| va_start(args, format); |
| vfprintf(stderr, format, args); |
| va_end(args); |
| exit(1); |
| } |
| |
| #define assert(cond) do { if ( !(cond) ) panic( "%s:%d: assertion failure: %s\n", __FILE__, __LINE__, #cond ); } while (0) |
| |
| #define expect(call,result) \ |
| do { \ |
| int ret = (call); \ |
| if (ret != (result)) { \ |
| panic( "%s:%d: call returned %d instead of %d: %s\n", \ |
| __FILE__, __LINE__, ret, (result), #call ); \ |
| } \ |
| } while (0) |
| |
| |
| int main( void ) |
| { |
| pthread_mutex_t lock = PTHREAD_MUTEX_INITIALIZER; |
| pthread_mutexattr_t attr; |
| int attr_type; |
| |
| expect( pthread_mutexattr_init( &attr ), 0 ); |
| |
| expect( pthread_mutexattr_settype( &attr, PTHREAD_MUTEX_NORMAL ), 0 ); |
| expect( pthread_mutexattr_gettype( &attr, &attr_type ), 0 ); |
| assert( attr_type == PTHREAD_MUTEX_NORMAL ); |
| |
| expect( pthread_mutexattr_settype( &attr, PTHREAD_MUTEX_ERRORCHECK ), 0 ); |
| expect( pthread_mutexattr_gettype( &attr, &attr_type ), 0 ); |
| assert( attr_type == PTHREAD_MUTEX_ERRORCHECK ); |
| |
| expect( pthread_mutexattr_settype( &attr, PTHREAD_MUTEX_RECURSIVE ), 0 ); |
| expect( pthread_mutexattr_gettype( &attr, &attr_type ), 0 ); |
| assert( attr_type == PTHREAD_MUTEX_RECURSIVE ); |
| |
| /* standard mutexes */ |
| expect( pthread_mutexattr_settype( &attr, PTHREAD_MUTEX_NORMAL ), 0 ); |
| expect( pthread_mutex_init( &lock, &attr ), 0 ); |
| expect( pthread_mutex_lock( &lock ), 0 ); |
| expect( pthread_mutex_unlock( &lock ), 0 ); |
| expect( pthread_mutex_destroy( &lock ), 0 ); |
| |
| /* error-check mutex */ |
| expect( pthread_mutexattr_settype( &attr, PTHREAD_MUTEX_ERRORCHECK ), 0 ); |
| expect( pthread_mutex_init( &lock, &attr ), 0 ); |
| expect( pthread_mutex_lock( &lock ), 0 ); |
| expect( pthread_mutex_lock( &lock ), EDEADLK ); |
| expect( pthread_mutex_unlock( &lock ), 0 ); |
| expect( pthread_mutex_trylock( &lock ), 0 ); |
| expect( pthread_mutex_trylock( &lock ), EDEADLK ); |
| expect( pthread_mutex_unlock( &lock ), 0 ); |
| expect( pthread_mutex_unlock( &lock ), EPERM ); |
| expect( pthread_mutex_destroy( &lock ), 0 ); |
| |
| /* recursive mutex */ |
| expect( pthread_mutexattr_settype( &attr, PTHREAD_MUTEX_RECURSIVE ), 0 ); |
| expect( pthread_mutex_init( &lock, &attr ), 0 ); |
| expect( pthread_mutex_lock( &lock ), 0 ); |
| expect( pthread_mutex_lock( &lock ), 0 ); |
| expect( pthread_mutex_unlock( &lock ), 0 ); |
| expect( pthread_mutex_unlock( &lock ), 0 ); |
| expect( pthread_mutex_trylock( &lock ), 0 ); |
| expect( pthread_mutex_unlock( &lock ), 0 ); |
| expect( pthread_mutex_unlock( &lock ), EPERM ); |
| expect( pthread_mutex_destroy( &lock ), 0 ); |
| |
| printf( "ok\n" ); |
| return 0; |
| } |