2 dnl Copyright (C) 2009, 2010 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 AC_CHECK_HEADERS_ONCE([pthread.h])
11 gl_CHECK_NEXT_HEADERS([pthread.h])
12 if test $ac_cv_header_pthread_h = yes; then
18 AC_CHECK_TYPES([pthread_t, pthread_spinlock_t], [], [],
23 if test $ac_cv_type_pthread_t != yes; then
26 if test $ac_cv_type_pthread_spinlock_t != yes; then
27 HAVE_PTHREAD_SPINLOCK_T=0
30 if test $ac_cv_header_pthread_h != yes ||
31 test $ac_cv_type_pthread_t != yes ||
32 test $ac_cv_type_pthread_spinlock_t != yes; then
37 if test $ac_cv_header_pthread_h = yes; then
39 AC_SEARCH_LIBS([pthread_create], [pthread],
40 [if test "$ac_cv_search_pthread_create" != "none required"; then
41 LIB_PTHREAD="$ac_cv_search_pthread_create"
45 AC_SUBST([LIB_PTHREAD])
47 AC_REQUIRE([AC_C_INLINE])
48 AC_REQUIRE([AC_C_RESTRICT])
51 AC_DEFUN([gl_PTHREAD_DEFAULTS],
53 dnl Assume proper GNU behavior unless another module says otherwise.
54 HAVE_PTHREAD_H=1; AC_SUBST([HAVE_PTHREAD_H])
55 HAVE_PTHREAD_T=1; AC_SUBST([HAVE_PTHREAD_T])
56 HAVE_PTHREAD_SPINLOCK_T=1; AC_SUBST([HAVE_PTHREAD_SPINLOCK_T])
57 PTHREAD_H=''; AC_SUBST([PTHREAD_H])