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linux-user fchmodat() syscall, by Thayne Harbaugh. 

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3226 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
ths 2007-09-24 09:26:51 +00:00
parent 5e0ccb18da
commit 814d79771f
1 changed files with 20 additions and 0 deletions
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20
linux-user/syscall.c
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@ -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;