c_cpp/pthreadtest/11size.c

   1 /* mutexex.c   */
   2 /* Simple pthread example using pthread_mutex to ensure mutual exclusion */
   3 /* This corrects the bug from raceexample.c                              */
   4 /* To compile me for Linux, type:  gcc -o filename filename.c -lpthread  */
   5 /* To execute, type:  filename                                           */
   6 #define _GNU_SOURCE
   7 #include <pthread.h>
   8 #include <stdio.h>
   9 #include <stdlib.h>
  10 #include <sys/resource.h>
  11
  12
  13 pthread_mutex_t mut1=PTHREAD_MUTEX_INITIALIZER;
  14 pthread_spinlock_t spin1;
  15 pthread_cond_t cond1;
  16
  17 int main(void) {
  18     puts("Sizes:");
  19     printf("pthread_cond_t\t%zd\n",sizeof(cond1));
  20     printf("pthread_spinlock_t\t%zd\n",sizeof(spin1));
  21     printf("pthread_mutex_t\t%zd\n",sizeof(mut1));
  22     return(0);
  23 }