3 dnl Copyright (C) 2019-2024 Free Software Foundation, Inc.
4 dnl This file is free software; the Free Software Foundation
5 dnl gives unlimited permission to copy and/or distribute it,
6 dnl with or without modifications, as long as this notice is preserved.
8 AC_DEFUN([gl_PTHREAD_THREAD],
10 AC_REQUIRE([gl_PTHREAD_H])
11 AC_REQUIRE([AC_CANONICAL_HOST])
13 if { case "$host_os" in mingw* | windows*) true;; *) false;; esac; } \
14 && test $gl_threads_api = windows; then
15 dnl Choose function names that don't conflict with the mingw-w64 winpthreads
17 REPLACE_PTHREAD_CREATE=1
18 REPLACE_PTHREAD_ATTR_INIT=1
19 REPLACE_PTHREAD_ATTR_GETDETACHSTATE=1
20 REPLACE_PTHREAD_ATTR_SETDETACHSTATE=1
21 REPLACE_PTHREAD_ATTR_DESTROY=1
22 REPLACE_PTHREAD_SELF=1
23 REPLACE_PTHREAD_EQUAL=1
24 REPLACE_PTHREAD_DETACH=1
25 REPLACE_PTHREAD_JOIN=1
26 REPLACE_PTHREAD_EXIT=1
28 if test $HAVE_PTHREAD_H = 0; then
30 HAVE_PTHREAD_ATTR_INIT=0
31 HAVE_PTHREAD_ATTR_GETDETACHSTATE=0
32 HAVE_PTHREAD_ATTR_SETDETACHSTATE=0
33 HAVE_PTHREAD_ATTR_DESTROY=0
40 dnl On HP-UX 11.11, pthread_create() and pthread_attr_init() are only
41 dnl defined as inline functions.
42 AC_CACHE_CHECK([whether pthread_create exists as a global function],
43 [gl_cv_func_pthread_create],
45 LIBS="$LIBS $LIBPMULTITHREAD"
52 int pthread_create (void);
55 return pthread_create ();
58 [gl_cv_func_pthread_create=yes],
59 [gl_cv_func_pthread_create=no])
62 if test $gl_cv_func_pthread_create = no; then
63 REPLACE_PTHREAD_CREATE=1
64 REPLACE_PTHREAD_ATTR_INIT=1
65 AC_DEFINE([PTHREAD_CREATE_IS_INLINE], [1],
66 [Define if pthread_create is an inline function.])