diff options
| -rw-r--r-- | linux-user/syscall.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 639191f8aa..120b55b129 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -139,6 +139,7 @@ type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5,type6 arg6) \ #define __NR_sys_uname __NR_uname +#define __NR_sys_fchmodat __NR_fchmodat #define __NR_sys_fchownat __NR_fchownat #define __NR_sys_getcwd1 __NR_getcwd #define __NR_sys_getdents __NR_getdents @@ -168,6 +169,10 @@ static int gettid(void) { } #endif _syscall1(int,sys_uname,struct new_utsname *,buf) +#if defined(TARGET_NR_fchmodat) && defined(__NR_fchmodat) +_syscall4(int,sys_fchmodat,int,dirfd,const char *,pathname, + mode_t,mode,int,flags) +#endif #if defined(TARGET_NR_fchownat) && defined(__NR_fchownat) _syscall5(int,sys_fchownat,int,dirfd,const char *,pathname, uid_t,owner,gid_t,group,int,flags) @@ -3533,6 +3538,21 @@ long do_syscall(void *cpu_env, int num, long arg1, long arg2, long arg3, case TARGET_NR_fchmod: ret = get_errno(fchmod(arg1, arg2)); break; +#if defined(TARGET_NR_fchmodat) && defined(__NR_fchmodat) + case TARGET_NR_fchmodat: + if (!arg2) { + ret = -EFAULT; + goto fail; + } + p = lock_user_string(arg2); + if (!access_ok(VERIFY_READ, p, 1)) + ret = -EFAULT; + else + ret = get_errno(sys_fchmodat(arg1, p, arg3, arg4)); + if (p) + unlock_user(p, arg2, 0); + break; +#endif case TARGET_NR_getpriority: ret = get_errno(getpriority(arg1, arg2)); break; |