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take a stab at implementing resolvepath(2)

This commit is contained in:
christos 1998-11-27 15:08:50 +00:00
parent b0bb754f03
commit 87308428af
2 changed files with 73 additions and 42 deletions
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110
sys/compat/svr4/svr4_misc.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: svr4_misc.c,v 1.69 1998/10/03 21:29:07 christos Exp $ */
/* $NetBSD: svr4_misc.c,v 1.70 1998/11/27 15:08:50 christos Exp $ */
/*-
* Copyright (c) 1994 The NetBSD Foundation, Inc.
@ -116,7 +116,7 @@ static int svr4_mknod __P((struct proc *, register_t *, char *,
int
svr4_sys_wait(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
@ -151,7 +151,7 @@ svr4_sys_wait(p, v, retval)
int
svr4_sys_execv(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
@ -175,7 +175,7 @@ svr4_sys_execv(p, v, retval)
int
svr4_sys_execve(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
@ -200,7 +200,7 @@ svr4_sys_execve(p, v, retval)
int
svr4_sys_time(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
@ -227,12 +227,12 @@ svr4_sys_time(p, v, retval)
*/
int
svr4_sys_getdents64(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
struct svr4_sys_getdents64_args *uap = v;
register struct dirent *bdp;
struct dirent *bdp;
struct vnode *vp;
caddr_t inp, buf; /* BSD-format */
int len, reclen; /* BSD-format */
@ -339,12 +339,12 @@ out:
int
svr4_sys_getdents(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
struct svr4_sys_getdents_args *uap = v;
register struct dirent *bdp;
struct dirent *bdp;
struct vnode *vp;
caddr_t inp, buf; /* BSD-format */
int len, reclen; /* BSD-format */
@ -455,7 +455,7 @@ out:
int
svr4_sys_mmap(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
@ -490,7 +490,7 @@ svr4_sys_mmap(p, v, retval)
int
svr4_sys_mmap64(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
@ -525,7 +525,7 @@ svr4_sys_mmap64(p, v, retval)
int
svr4_sys_fchroot(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
@ -585,7 +585,7 @@ svr4_mknod(p, retval, path, mode, dev)
int
svr4_sys_mknod(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
@ -598,7 +598,7 @@ svr4_sys_mknod(p, v, retval)
int
svr4_sys_xmknod(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
@ -621,7 +621,7 @@ svr4_sys_vhangup(p, v, retval)
int
svr4_sys_sysconfig(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
@ -721,7 +721,7 @@ svr4_sys_sysconfig(p, v, retval)
int
svr4_sys_getrlimit(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
@ -745,7 +745,7 @@ svr4_sys_getrlimit(p, v, retval)
int
svr4_sys_setrlimit(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
@ -769,7 +769,7 @@ svr4_sys_setrlimit(p, v, retval)
int
svr4_sys_getrlimit64(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
@ -789,7 +789,7 @@ svr4_sys_getrlimit64(p, v, retval)
int
svr4_sys_setrlimit64(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
@ -810,15 +810,15 @@ svr4_sys_setrlimit64(p, v, retval)
/* ARGSUSED */
int
svr4_sys_break(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
struct svr4_sys_break_args *uap = v;
register struct vmspace *vm = p->p_vmspace;
struct vmspace *vm = p->p_vmspace;
vaddr_t new, old;
int rv;
register int diff;
int diff;
old = (vaddr_t) vm->vm_daddr;
new = round_page(SCARG(uap, nsize));
@ -878,7 +878,7 @@ timeval_to_clock_t(tv)
int
svr4_sys_times(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
@ -926,7 +926,7 @@ svr4_sys_times(p, v, retval)
int
svr4_sys_ulimit(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
@ -1015,7 +1015,7 @@ svr4_pfind(pid)
int
svr4_sys_pgrpsys(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
@ -1085,8 +1085,8 @@ struct svr4_hrtcntl_args {
static int
svr4_hrtcntl(p, uap, retval)
register struct proc *p;
register struct svr4_hrtcntl_args *uap;
struct proc *p;
struct svr4_hrtcntl_args *uap;
register_t *retval;
{
switch (SCARG(uap, fun)) {
@ -1131,7 +1131,7 @@ svr4_hrtcntl(p, uap, retval)
int
svr4_sys_hrtsys(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
@ -1214,7 +1214,7 @@ svr4_setinfo(p, st, s)
int
svr4_sys_waitsys(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
@ -1412,7 +1412,7 @@ bsd_statfs_to_svr4_statvfs64(bfs, sfs)
int
svr4_sys_statvfs(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
@ -1442,7 +1442,7 @@ svr4_sys_statvfs(p, v, retval)
int
svr4_sys_fstatvfs(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
@ -1471,7 +1471,7 @@ svr4_sys_fstatvfs(p, v, retval)
int
svr4_sys_statvfs64(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
@ -1501,7 +1501,7 @@ svr4_sys_statvfs64(p, v, retval)
int
svr4_sys_fstatvfs64(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
@ -1530,7 +1530,7 @@ svr4_sys_fstatvfs64(p, v, retval)
int
svr4_sys_alarm(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
@ -1571,7 +1571,7 @@ svr4_sys_alarm(p, v, retval)
int
svr4_sys_gettimeofday(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
@ -1590,7 +1590,7 @@ svr4_sys_gettimeofday(p, v, retval)
int
svr4_sys_facl(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
@ -1618,7 +1618,7 @@ svr4_sys_facl(p, v, retval)
int
svr4_sys_acl(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
@ -1628,7 +1628,7 @@ svr4_sys_acl(p, v, retval)
int
svr4_sys_auditsys(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
@ -1638,9 +1638,10 @@ svr4_sys_auditsys(p, v, retval)
return 0;
}
int
svr4_sys_memcntl(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
@ -1679,7 +1680,7 @@ svr4_sys_memcntl(p, v, retval)
int
svr4_sys_nice(p, v, retval)
register struct proc *p;
struct proc *p;
void *v;
register_t *retval;
{
@ -1699,3 +1700,32 @@ svr4_sys_nice(p, v, retval)
return 0;
}
int
svr4_sys_resolvepath(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct svr4_sys_resolvepath_args *uap = v;
struct nameidata nd;
int error;
size_t len;
NDINIT(&nd, LOOKUP, NOFOLLOW | SAVENAME, UIO_USERSPACE,
SCARG(uap, path), p);
if ((error = namei(&nd)) != 0)
return error;
if ((error = copyoutstr(nd.ni_cnd.cn_pnbuf, SCARG(uap, buf),
SCARG(uap, bufsiz), &len)) != 0)
goto bad;
*retval = len;
bad:
vput(nd.ni_vp);
FREE(nd.ni_cnd.cn_pnbuf, M_NAMEI);
return error;
}

5
sys/compat/svr4/syscalls.master
View File

@ -1,4 +1,4 @@
$NetBSD: syscalls.master,v 1.37 1998/10/19 22:43:00 tron Exp $
$NetBSD: syscalls.master,v 1.38 1998/11/27 15:08:50 christos Exp $
; @(#)syscalls.master 8.1 (Berkeley) 7/19/93
@ -323,7 +323,8 @@
206 UNIMPL schedctl
207 UNIMPL pset
208 UNIMPL
209 UNIMPL resolvepath
209 STD { int svr4_sys_resolvepath(const char *path, \
char *buf, size_t bufsiz); }
210 UNIMPL signotifywait
211 UNIMPL lwp_sigredirect
212 UNIMPL lwp_alarm