2 dnl Copyright (C) 2009-2011 Free Software Foundation, Inc.
3 dnl This file is free software; the Free Software Foundation
4 dnl gives unlimited permission to copy and/or distribute it,
5 dnl with or without modifications, as long as this notice is preserved.
7 AC_DEFUN([gl_PTHREAD_CHECK],
9 AC_REQUIRE([gl_PTHREAD_DEFAULTS])
10 gl_CHECK_NEXT_HEADERS([pthread.h])
11 if test $ac_cv_header_pthread_h = yes; then
17 AC_CHECK_TYPES([pthread_t, pthread_spinlock_t], [], [],
22 if test $ac_cv_type_pthread_t != yes; then
25 if test $ac_cv_type_pthread_spinlock_t != yes; then
26 HAVE_PTHREAD_SPINLOCK_T=0
29 if test $ac_cv_header_pthread_h != yes ||
30 test $ac_cv_type_pthread_t != yes ||
31 test $ac_cv_type_pthread_spinlock_t != yes; then
36 if test $ac_cv_header_pthread_h = yes; then
38 AC_SEARCH_LIBS([pthread_create], [pthread],
39 [if test "$ac_cv_search_pthread_create" != "none required"; then
40 LIB_PTHREAD="$ac_cv_search_pthread_create"
44 AC_SUBST([LIB_PTHREAD])
46 AC_REQUIRE([AC_C_INLINE])
47 AC_REQUIRE([AC_C_RESTRICT])
50 AC_DEFUN([gl_PTHREAD_DEFAULTS],
52 dnl Assume proper GNU behavior unless another module says otherwise.
53 HAVE_PTHREAD_H=1; AC_SUBST([HAVE_PTHREAD_H])
54 HAVE_PTHREAD_T=1; AC_SUBST([HAVE_PTHREAD_T])
55 HAVE_PTHREAD_SPINLOCK_T=1; AC_SUBST([HAVE_PTHREAD_SPINLOCK_T])
56 PTHREAD_H=''; AC_SUBST([PTHREAD_H])