From 9d66aa737551ec07eeb85b81fd5dab0b34545da5 Mon Sep 17 00:00:00 2001
From: Simon McVittie <smcv@collabora.com>
Date: Fri, 9 Feb 2024 16:45:31 +0000
Subject: [PATCH] missing: Add syscall number for close_range()

Taken from systemd, but replacing assert_cc with G_STATIC_ASSERT.

Signed-off-by: Simon McVittie <smcv@collabora.com>
---
 glnx-missing-syscall.h | 69 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 69 insertions(+)

diff --git a/glnx-missing-syscall.h b/glnx-missing-syscall.h
index 3ee9dd56..51e28fd7 100644
--- a/glnx-missing-syscall.h
+++ b/glnx-missing-syscall.h
@@ -32,6 +32,7 @@
 */
 
 #include "libglnx-config.h"
+#include <glib.h>
 
 #if !HAVE_DECL_RENAMEAT2
 #  ifndef __NR_renameat2
@@ -155,3 +156,71 @@ static inline ssize_t missing_copy_file_range(int fd_in, loff_t *off_in,
 
 #  define copy_file_range missing_copy_file_range
 #endif
+
+#ifndef __IGNORE_close_range
+#  if defined(__aarch64__)
+#    define systemd_NR_close_range 436
+#  elif defined(__alpha__)
+#    define systemd_NR_close_range 546
+#  elif defined(__arc__) || defined(__tilegx__)
+#    define systemd_NR_close_range 436
+#  elif defined(__arm__)
+#    define systemd_NR_close_range 436
+#  elif defined(__i386__)
+#    define systemd_NR_close_range 436
+#  elif defined(__ia64__)
+#    define systemd_NR_close_range 1460
+#  elif defined(__loongarch_lp64)
+#    define systemd_NR_close_range 436
+#  elif defined(__m68k__)
+#    define systemd_NR_close_range 436
+#  elif defined(_MIPS_SIM)
+#    if _MIPS_SIM == _MIPS_SIM_ABI32
+#      define systemd_NR_close_range 4436
+#    elif _MIPS_SIM == _MIPS_SIM_NABI32
+#      define systemd_NR_close_range 6436
+#    elif _MIPS_SIM == _MIPS_SIM_ABI64
+#      define systemd_NR_close_range 5436
+#    else
+#      error "Unknown MIPS ABI"
+#    endif
+#  elif defined(__hppa__)
+#    define systemd_NR_close_range 436
+#  elif defined(__powerpc__)
+#    define systemd_NR_close_range 436
+#  elif defined(__riscv)
+#    if __riscv_xlen == 32
+#      define systemd_NR_close_range 436
+#    elif __riscv_xlen == 64
+#      define systemd_NR_close_range 436
+#    else
+#      error "Unknown RISC-V ABI"
+#    endif
+#  elif defined(__s390__)
+#    define systemd_NR_close_range 436
+#  elif defined(__sparc__)
+#    define systemd_NR_close_range 436
+#  elif defined(__x86_64__)
+#    if defined(__ILP32__)
+#      define systemd_NR_close_range (436 | /* __X32_SYSCALL_BIT */ 0x40000000)
+#    else
+#      define systemd_NR_close_range 436
+#    endif
+#  elif !defined(missing_arch_template)
+#    warning "close_range() syscall number is unknown for your architecture"
+#  endif
+
+/* may be an (invalid) negative number due to libseccomp, see PR 13319 */
+#  if defined __NR_close_range && __NR_close_range >= 0
+#    if defined systemd_NR_close_range
+G_STATIC_ASSERT(__NR_close_range == systemd_NR_close_range);
+#    endif
+#  else
+#    if defined __NR_close_range
+#      undef __NR_close_range
+#    endif
+#    if defined systemd_NR_close_range && systemd_NR_close_range >= 0
+#      define __NR_close_range systemd_NR_close_range
+#    endif
+#  endif
+#endif