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  • Committer: Monty Taylor
  • Date: 2010-03-26 23:25:28 UTC
  • mto: (1471.3.2 drizzled-as-lib)
  • mto: This revision was merged to the branch mainline in revision 1479.
  • Revision ID: mordred@inaugust.com-20100326232528-wkbpffu3rbjz2euy
Moved and reworked a wrapper around sigset - which we shouldn't be using
anyway.

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drizzled/internal/my_pthread.h
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#define DRIZZLED_INTERNAL_MY_PTHREAD_H
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#include <unistd.h>
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#include <signal.h>
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#ifndef ETIME
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#define ETIME ETIMEDOUT                         /* For FreeBSD */
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#define pthread_handler_t void *
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typedef void *(* pthread_handler)(void *);
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/*
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  We define my_sigset() and use that instead of the system sigset() so that
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  we can favor an implementation based on sigaction(). On some systems, such
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  as Mac OS X, sigset() results in flags such as SA_RESTART being set, and
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  we want to make sure that no such flags are set.
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*/
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#if !defined(my_sigset)
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#define my_sigset(A,B) do { struct sigaction l_s; sigset_t l_set; int l_rc; \
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                            assert((A) != 0);                          \
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                            sigemptyset(&l_set);                            \
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                            l_s.sa_handler = (B);                           \
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                            l_s.sa_mask   = l_set;                          \
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                            l_s.sa_flags   = 0;                             \
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                            l_rc= sigaction((A), &l_s, (struct sigaction *) NULL);\
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                            assert(l_rc == 0);                         \
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                          } while (0)
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#elif defined(HAVE_SIGSET) && !defined(my_sigset)
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#define my_sigset(A,B) sigset((A),(B))
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#elif !defined(my_sigset)
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#define my_sigset(A,B) signal((A),(B))
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#endif
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#ifndef my_pthread_attr_setprio
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#ifdef HAVE_PTHREAD_ATTR_SETPRIO
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#define my_pthread_attr_setprio(A,B) pthread_attr_setprio((A),(B))