From: Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>
Date: Thu, 1 Jan 2015 15:55:19 +0000 (-0500)
Subject: missing: add __NR_renameat2
X-Git-Tag: v219~725
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=commitdiff_plain;h=e65ef51dee7a7d3565f471b67f29a257c6128fb3;p=elogind.git

missing: add __NR_renameat2
---

diff --git a/src/shared/missing.h b/src/shared/missing.h
index 94d9d8d35..5cf179ef0 100644
--- a/src/shared/missing.h
+++ b/src/shared/missing.h
@@ -679,6 +679,30 @@ static inline pid_t raw_getpid(void) {
 }
 
 #if !HAVE_DECL_RENAMEAT2
+
+#ifndef __NR_renameat2
+#  if defined __x86_64__
+#    define __NR_renameat2 316
+#  elif defined __arm__
+#    define __NR_renameat2 382
+#  elif defined _MIPS_SIM
+#    if _MIPS_SIM == _MIPS_SIM_ABI32
+#      define __NR_renameat2 4351
+#    endif
+#    if _MIPS_SIM == _MIPS_SIM_NABI32
+#      define __NR_renameat2 6315
+#    endif
+#    if _MIPS_SIM == _MIPS_SIM_ABI64
+#      define __NR_renameat2 5311
+#    endif
+#  elif defined __i386__
+#    define __NR_renameat2 353
+#  else
+#    warning "__NR_renameat2 unknown for your architecture"
+#    define __NR_renameat2 0xffffffff
+#  endif
+#endif
+
 static inline int renameat2(int oldfd, const char *oldname, int newfd, const char *newname, unsigned flags) {
         return syscall(__NR_renameat2, oldfd, oldname, newfd, newname, flags);
 }