File: sched_yield.m4

package info (click to toggle)
gnulib 20230209%2Bstable-1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 81,252 kB
  • sloc: ansic: 316,871; sh: 27,090; python: 7,774; cpp: 2,663; yacc: 1,855; perl: 897; makefile: 400; lisp: 328; java: 5
file content (22 lines) | stat: -rw-r--r-- 748 bytes parent folder | download | duplicates (3)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
# sched_yield.m4 serial 2
dnl Copyright (C) 2019-2023 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.

AC_DEFUN([gl_FUNC_SCHED_YIELD],
[
  AC_REQUIRE([gl_SCHED_H_DEFAULTS])
  AC_REQUIRE([gl_PTHREADLIB])
  AC_REQUIRE([AC_CANONICAL_HOST])

  if { case "$host_os" in mingw*) true;; *) false;; esac; } \
     && test $gl_threads_api = windows; then
    dnl Choose function names that don't conflict with the mingw-w64 winpthreads
    dnl library.
    REPLACE_SCHED_YIELD=1
  else
    AC_CHECK_DECL([sched_yield], , [HAVE_SCHED_YIELD=0],
      [[#include <sched.h>]])
  fi
])