From f4ba0d4b24301f389dfb76a66094b093125fac9b Mon Sep 17 00:00:00 2001
From: John Darrington <john@darrington.wattle.id.au>
Date: Mon, 6 Jul 2020 21:44:57 +0200
Subject: [PATCH] Keep systems happy which do not have sys/resource.h

---
 configure.ac      |  2 ++
 src/ui/gui/main.c | 13 ++++++++++++-
 2 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 50b7472f9d..24cb008fcb 100644
--- a/configure.ac
+++ b/configure.ac
@@ -56,6 +56,8 @@ if test "x$MSGFMT" = x; then
   PSPP_REQUIRED_PREREQ([msgfmt (is usually provided with gettext)])
 fi
 
+AC_CHECK_HEADERS([sys/resource.h])
+
 
 dnl Checks for libraries.
 AC_SYS_LARGEFILE
diff --git a/src/ui/gui/main.c b/src/ui/gui/main.c
index ecb07f83ff..9a7f8e1987 100644
--- a/src/ui/gui/main.c
+++ b/src/ui/gui/main.c
@@ -22,11 +22,22 @@
 #include <gtk/gtk.h>
 #include <stdlib.h>
 #include <sys/stat.h>
-#include <sys/resource.h>
 #if ENABLE_RELOCATABLE && defined(__APPLE__)
+#include <sys/resource.h>
 static const bool apple_relocatable = true;
 #else
 static const bool apple_relocatable = false;
+#if HAVE_SYS_RESOURCE_H
+#include <sys/resource.h>
+#else
+/* Dummy definitions to keep the compiler happy. */
+struct rlimit
+{
+  int rlim_cur;
+  int rlim_max;
+};
+#define RLIMIT_NOFILE 0
+#endif
 #endif
 
 #include "language/lexer/include-path.h"
-- 
2.30.2