From d8116be5dd055bcb25c42885d2babdc831d0915a Mon Sep 17 00:00:00 2001
From: Ioannis Tsakpinis <iotsakp@gmail.com>
Date: Wed, 20 Nov 2024 19:53:52 +0200
Subject: [PATCH] build(core) add BLOCK_URING_CMD_DISCARD polyfill

---
 .../main/c/linux/liburing/include/liburing/compat.h   | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/modules/lwjgl/core/src/main/c/linux/liburing/include/liburing/compat.h b/modules/lwjgl/core/src/main/c/linux/liburing/include/liburing/compat.h
index e9d61bbd5c..44fe4dc9bb 100644
--- a/modules/lwjgl/core/src/main/c/linux/liburing/include/liburing/compat.h
+++ b/modules/lwjgl/core/src/main/c/linux/liburing/include/liburing/compat.h
@@ -6,9 +6,7 @@
 #include <inttypes.h>
 #include <stdint.h>
 #include <sys/stat.h>
-
-// LWJGL: skip <linux/time_types.h> include in io_uring.h
-#define UAPI_LINUX_IO_URING_H_SKIP_LINUX_TIME_TYPES_H
+#include <linux/ioctl.h>
 
 typedef int __kernel_rwf_t;
 
@@ -17,10 +15,17 @@ struct __kernel_timespec {
 	long long	tv_nsec;
 };
 
+/* <linux/time_types.h> is not available, so it can't be included */
+#define UAPI_LINUX_IO_URING_H_SKIP_LINUX_TIME_TYPES_H 1
+
 struct open_how {
 	uint64_t	flags;
 	uint64_t	mode;
 	uint64_t	resolve;
 };
 
+#ifndef BLOCK_URING_CMD_DISCARD
+#define BLOCK_URING_CMD_DISCARD                        _IO(0x12, 0)
+#endif
+
 #endif