From 928b12e045a390a769797f14cfdbbf2dde84435b Mon Sep 17 00:00:00 2001
From: zhushengle <zhushengle@huawei.com>
Date: Mon, 29 Aug 2022 11:39:28 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20linux=20musl=E5=86=85=E9=83=A8=E5=92=8C?=
 =?UTF-8?q?=E5=AF=B9=E5=A4=96=E6=8F=90=E4=BE=9B=E7=9A=84=E7=B3=BB=E7=BB=9F?=
 =?UTF-8?q?=E8=B0=83=E7=94=A8=E4=B8=8D=E4=B8=80=E8=87=B4?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

   musl内部将SYS_setresgid重定义为SYS_setresgid32， 而对外的syscall.h里面SYS_setresgid 和
SYS_setresgid32分别表示不同的系统调用号， 使用系统调用号和接口导致行为不一致。

Close #I5OE8Q

Signed-off-by: zhushengle <zhushengle@huawei.com>
Change-Id: I46c972433ef68ab16582662af37805e77fb17184
---
 porting/linux/user/include/sys/syscall.h | 47 ++++++++++++++++++++++++
 1 file changed, 47 insertions(+)
 create mode 100644 porting/linux/user/include/sys/syscall.h

diff --git a/porting/linux/user/include/sys/syscall.h b/porting/linux/user/include/sys/syscall.h
new file mode 100644
index 00000000..f5e82294
--- /dev/null
+++ b/porting/linux/user/include/sys/syscall.h
@@ -0,0 +1,47 @@
+#ifndef _SYS_SYSCALL_H
+#define _SYS_SYSCALL_H
+
+#include <bits/syscall.h>
+
+/* fixup legacy 16-bit junk */
+#ifdef SYS_getuid32
+#undef SYS_lchown
+#undef SYS_getuid
+#undef SYS_getgid
+#undef SYS_geteuid
+#undef SYS_getegid
+#undef SYS_setreuid
+#undef SYS_setregid
+#undef SYS_getgroups
+#undef SYS_setgroups
+#undef SYS_fchown
+#undef SYS_setresuid
+#undef SYS_getresuid
+#undef SYS_setresgid
+#undef SYS_getresgid
+#undef SYS_chown
+#undef SYS_setuid
+#undef SYS_setgid
+#undef SYS_setfsuid
+#undef SYS_setfsgid
+#define SYS_lchown SYS_lchown32
+#define SYS_getuid SYS_getuid32
+#define SYS_getgid SYS_getgid32
+#define SYS_geteuid SYS_geteuid32
+#define SYS_getegid SYS_getegid32
+#define SYS_setreuid SYS_setreuid32
+#define SYS_setregid SYS_setregid32
+#define SYS_getgroups SYS_getgroups32
+#define SYS_setgroups SYS_setgroups32
+#define SYS_fchown SYS_fchown32
+#define SYS_setresuid SYS_setresuid32
+#define SYS_getresuid SYS_getresuid32
+#define SYS_setresgid SYS_setresgid32
+#define SYS_getresgid SYS_getresgid32
+#define SYS_chown SYS_chown32
+#define SYS_setuid SYS_setuid32
+#define SYS_setgid SYS_setgid32
+#define SYS_setfsuid SYS_setfsuid32
+#define SYS_setfsgid SYS_setfsgid32
+#endif
+#endif
-- 
GitLab