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[Qemu-devel] [PATCH v2 023/108] linux-user: Split out rename, renameat,
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PATCH v2 023/108] linux-user: Split out rename, renameat, renameat2 |
Date: |
Sat, 9 Jun 2018 17:00:55 -1000 |
All targets define renameat2; remove the ifdefs.
Signed-off-by: Richard Henderson <address@hidden>
---
linux-user/syscall.c | 101 +++++++++++++++++++++++--------------------
1 file changed, 53 insertions(+), 48 deletions(-)
diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 6729a960ea..e0a5d86956 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -628,7 +628,6 @@ static int sys_utimensat(int dirfd, const char *pathname,
#endif
#endif /* TARGET_NR_utimensat */
-#ifdef TARGET_NR_renameat2
#if defined(__NR_renameat2)
#define __NR_sys_renameat2 __NR_renameat2
_syscall5(int, sys_renameat2, int, oldfd, const char *, old, int, newfd,
@@ -644,7 +643,6 @@ static int sys_renameat2(int oldfd, const char *old,
return -1;
}
#endif
-#endif /* TARGET_NR_renameat2 */
#ifdef CONFIG_INOTIFY
#include <sys/inotify.h>
@@ -8420,6 +8418,52 @@ IMPL(read)
return ret;
}
+#ifdef TARGET_NR_rename
+IMPL(rename)
+{
+ char *p1 = lock_user_string(arg1);
+ char *p2 = lock_user_string(arg2);
+ abi_long ret = -TARGET_EFAULT;
+
+ if (p1 && p2) {
+ ret = get_errno(rename(p1, p2));
+ }
+ unlock_user(p2, arg2, 0);
+ unlock_user(p1, arg1, 0);
+ return ret;
+}
+#endif
+
+#ifdef TARGET_NR_renameat
+IMPL(renameat)
+{
+ char *p1 = lock_user_string(arg2);
+ char *p2 = lock_user_string(arg4);
+ abi_long ret = -TARGET_EFAULT;
+
+ if (p1 && p2) {
+ ret = get_errno(renameat(arg1, p1, arg3, p2));
+ }
+ unlock_user(p2, arg4, 0);
+ unlock_user(p1, arg2, 0);
+ return ret;
+}
+#endif
+
+IMPL(renameat2)
+{
+ char *p1 = lock_user_string(arg2);
+ char *p2 = lock_user_string(arg4);
+ abi_long ret = -TARGET_EFAULT;
+
+ if (p1 && p2) {
+ ret = get_errno(sys_renameat2(arg1, p1, arg3, p2, arg5));
+ }
+ unlock_user(p2, arg4, 0);
+ unlock_user(p1, arg2, 0);
+ return ret;
+}
+
#ifdef TARGET_NR_stime
IMPL(stime)
{
@@ -8621,52 +8665,6 @@ static abi_long do_syscall1(void *cpu_env, unsigned num,
abi_long arg1,
void *p;
switch(num) {
-#ifdef TARGET_NR_rename
- case TARGET_NR_rename:
- {
- void *p2;
- p = lock_user_string(arg1);
- p2 = lock_user_string(arg2);
- if (!p || !p2)
- ret = -TARGET_EFAULT;
- else
- ret = get_errno(rename(p, p2));
- unlock_user(p2, arg2, 0);
- unlock_user(p, arg1, 0);
- }
- return ret;
-#endif
-#if defined(TARGET_NR_renameat)
- case TARGET_NR_renameat:
- {
- void *p2;
- p = lock_user_string(arg2);
- p2 = lock_user_string(arg4);
- if (!p || !p2)
- ret = -TARGET_EFAULT;
- else
- ret = get_errno(renameat(arg1, p, arg3, p2));
- unlock_user(p2, arg4, 0);
- unlock_user(p, arg2, 0);
- }
- return ret;
-#endif
-#if defined(TARGET_NR_renameat2)
- case TARGET_NR_renameat2:
- {
- void *p2;
- p = lock_user_string(arg2);
- p2 = lock_user_string(arg4);
- if (!p || !p2) {
- ret = -TARGET_EFAULT;
- } else {
- ret = get_errno(sys_renameat2(arg1, p, arg3, p2, arg5));
- }
- unlock_user(p2, arg4, 0);
- unlock_user(p, arg2, 0);
- }
- return ret;
-#endif
#ifdef TARGET_NR_mkdir
case TARGET_NR_mkdir:
if (!(p = lock_user_string(arg1)))
@@ -12626,6 +12624,13 @@ static impl_fn *syscall_table(unsigned num)
SYSCALL(pause);
#endif
SYSCALL(read);
+#ifdef TARGET_NR_rename
+ SYSCALL(rename);
+#endif
+#ifdef TARGET_NR_renameat
+ SYSCALL(renameat);
+#endif
+ SYSCALL(renameat2);
#ifdef TARGET_NR_stime
SYSCALL(stime);
#endif
--
2.17.1
- [Qemu-devel] [PATCH v2 013/108] linux-user: Split out name_to_handle_at, (continued)
- [Qemu-devel] [PATCH v2 013/108] linux-user: Split out name_to_handle_at, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 014/108] linux-user: Split out open_to_handle_at, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 016/108] linux-user: Split out link, linkat, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 015/108] linux-user: Split out creat, fork, waitid, waitpid, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 017/108] linux-user: Split out unlink, unlinkat, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 018/108] linux-user: Split out chdir, mknod, mknodat, time, chmod, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 019/108] linux-user: Split out getpid, getxpid, lseek, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 020/108] linux-user: Split out mount, umount, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 021/108] linux-user: Split out alarm, pause, stime, utime, utimes, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 022/108] linux-user: Split out access, faccessat, futimesat, kill, nice, sync, syncfs, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 023/108] linux-user: Split out rename, renameat, renameat2,
Richard Henderson <=
- [Qemu-devel] [PATCH v2 024/108] linux-user: Split out dup, mkdir, mkdirat, rmdir, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 025/108] linux-user: Split out acct, pipe, pipe2, times, umount2, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 027/108] linux-user: Split out chroot, dup2, dup3, fcntl, setpgid, umask, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 026/108] linux-user: Split out ioctl, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 028/108] linux-user: Split out getpgrp, getppid, setsid, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 029/108] linux-user: Split out rt_sigaction, sigaction, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 030/108] linux-user: Split out rt_sigprocmask, sgetmask, sigprocmask, ssetmask, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 031/108] linux-user: Split out rt_sigpending, rt_sigsuspend, sigpending, sigsuspend, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 032/108] linux-user: Split out rt_sigqueueinfo, rt_sigtimedwait, rt_tgsigqueueinfo, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 033/108] linux-user: Split out rt_sigreturn, sethostname, setrlimit, sigreturn, Richard Henderson, 2018/06/09
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