c/pthread_extra/pthread_pause.c

   1 #include <pthread.h>
   2 #include <pthread_extra.h>
   3 #include <signal.h>
   4
   5 void pthread_unpause_handler() {
   6         //NOP
   7 }
   8
   9 void pthread_pause_handler() {
  10         sigset_t sigset;
  11         sigfillset(&sigset);
  12         sigdelset(&sigset, PTHREAD_XSIG_CONT);
  13         sigsuspend(&sigset);
  14 }
  15
  16 void pthread_pause_enable() {
  17         signal(PTHREAD_XSIG_STOP, pthread_pause_handler);
  18         signal(PTHREAD_XSIG_CONT, pthread_unpause_handler);
  19 }