package/system/utils/xfsprogs/patches/120-portability.patch

   1 commit d2aef8b3967e53fe58178f5af50fef488ee0faed
   2 Author: Jens Muecke <jens@nons.de>
   3 Date:   Thu Jan 26 00:37:52 2012 +0100
   4
   5     120-portability
   6
   7 diff --git a/copy/xfs_copy.c b/copy/xfs_copy.c
   8 index c01e0b9..2e2f320 100644
   9 --- a/copy/xfs_copy.c
  10 +++ b/copy/xfs_copy.c
  11 @@ -463,6 +463,15 @@ read_ag_header(int fd, xfs_agnumber_t agno, wbuf *buf, ag_header_t *ag,
  12  }
  13
  14
  15 +static void sig_mask(int type)
  16 +{
  17 +       sigset_t mask;
  18 +       sigemptyset(&mask);
  19 +       sigaddset(&mask, SIGCHLD);
  20 +       sigprocmask(type, &mask, NULL);
  21 +}
  22 +
  23 +
  24  void
  25  write_wbuf(void)
  26  {
  27 @@ -478,9 +487,9 @@ write_wbuf(void)
  28                 if (target[i].state != INACTIVE)
  29                         pthread_mutex_unlock(&targ[i].wait);    /* wake up */
  30
  31 -       sigrelse(SIGCHLD);
  32 +       sig_mask(SIG_UNBLOCK);
  33         pthread_mutex_lock(&mainwait);
  34 -       sighold(SIGCHLD);
  35 +       sig_mask(SIG_BLOCK);
  36  }
  37
  38
  39 @@ -847,7 +856,7 @@ main(int argc, char **argv)
  40         /* set up sigchild signal handler */
  41
  42         signal(SIGCHLD, handler);
  43 -       sighold(SIGCHLD);
  44 +       sig_mask(SIG_BLOCK);
  45
  46         /* make children */
  47