From a3eed2c248067f0319cb72bcc8b5e2c7054ea6dc Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Mon, 6 May 2024 05:06:57 +0200
Subject: Adding upstream version 1.20.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 m4/sched_h.m4 | 75 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 75 insertions(+)
 create mode 100644 m4/sched_h.m4

(limited to 'm4/sched_h.m4')

diff --git a/m4/sched_h.m4 b/m4/sched_h.m4
new file mode 100644
index 0000000..269e331
--- /dev/null
+++ b/m4/sched_h.m4
@@ -0,0 +1,75 @@
+# sched_h.m4 serial 11
+dnl Copyright (C) 2008-2018 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.
+
+dnl Written by Bruno Haible.
+
+AC_DEFUN([gl_SCHED_H],
+[
+  AC_REQUIRE([AC_CANONICAL_HOST])
+  AC_CHECK_HEADERS_ONCE([sys/cdefs.h])
+  AC_COMPILE_IFELSE(
+    [AC_LANG_PROGRAM([[
+       #include <sched.h>
+       struct sched_param a;
+       int b[] = { SCHED_FIFO, SCHED_RR, SCHED_OTHER };
+       pid_t t1;
+     ]])],
+    [SCHED_H=''],
+    [SCHED_H='sched.h'
+     AC_CHECK_HEADERS([sched.h], [], [],
+       [[#if HAVE_SYS_CDEFS_H
+          #include <sys/cdefs.h>
+         #endif
+       ]])
+     gl_NEXT_HEADERS([sched.h])
+
+     if test "$ac_cv_header_sched_h" = yes; then
+       HAVE_SCHED_H=1
+     else
+       HAVE_SCHED_H=0
+     fi
+     AC_SUBST([HAVE_SCHED_H])
+
+     if test "$HAVE_SCHED_H" = 1; then
+       AC_CHECK_TYPE([struct sched_param],
+         [HAVE_STRUCT_SCHED_PARAM=1], [HAVE_STRUCT_SCHED_PARAM=0],
+         [[#if HAVE_SYS_CDEFS_H
+            #include <sys/cdefs.h>
+           #endif
+           #include <sched.h>
+         ]])
+     else
+       HAVE_STRUCT_SCHED_PARAM=0
+       case "$host_os" in
+         os2*)
+           dnl On OS/2 kLIBC, struct sched_param is in spawn.h.
+           AC_CHECK_TYPE([struct sched_param],
+             [HAVE_STRUCT_SCHED_PARAM=1], [],
+             [#include <spawn.h>])
+           ;;
+         vms)
+           dnl On OpenVMS 7.2 or newer, struct sched_param is in pthread.h.
+           AC_CHECK_TYPE([struct sched_param],
+             [HAVE_STRUCT_SCHED_PARAM=1], [],
+             [#include <pthread.h>])
+           ;;
+       esac
+     fi
+     AC_SUBST([HAVE_STRUCT_SCHED_PARAM])
+
+     if test "$ac_cv_header_sys_cdefs_h" = yes; then
+       HAVE_SYS_CDEFS_H=1
+     else
+       HAVE_SYS_CDEFS_H=0
+     fi
+     AC_SUBST([HAVE_SYS_CDEFS_H])
+
+     dnl Ensure the type pid_t gets defined.
+     AC_REQUIRE([AC_TYPE_PID_T])
+    ])
+  AC_SUBST([SCHED_H])
+  AM_CONDITIONAL([GL_GENERATE_SCHED_H], [test -n "$SCHED_H"])
+])
-- 
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