Implement the linux syscalls

    openat, mkdirat, mknodat, fchownat, futimesat, fstatat, unlinkat,
    renameat, linkat, symlinkat, readlinkat, fchmodat, faccessat.

Submitted by:	rdivacky
Sponsored by:	Google Summer of Code 2007
Tested by:	pho

5 files changed, 26 insertions, 29 deletions

diff --git a/sys/i386/ibcs2/ibcs2_util.c b/sys/i386/ibcs2/ibcs2_util.c
index 9f385b7..d63a640 100644
--- a/sys/i386/ibcs2/ibcs2_util.c
+++ b/sys/i386/ibcs2/ibcs2_util.c
@@ -56,5 +56,5 @@ ibcs2_emul_find(struct thread *td, char *path, enum uio_seg pathseg,
 {
 
 	return (kern_alternate_path(td, ibcs2_emul_path, path, pathseg, pbuf,
-	    cflag));
+	    cflag, AT_FDCWD));
 }
diff --git a/sys/i386/linux/linux.h b/sys/i386/linux/linux.h
index e689475..4d556c6 100644
--- a/sys/i386/linux/linux.h
+++ b/sys/i386/linux/linux.h
@@ -550,8 +550,6 @@ int	linux_ioctl_unregister_handler(struct linux_ioctl_handler *h);
 #define	LINUX_F_WRLCK		1
 #define	LINUX_F_UNLCK		2
 
-#define	LINUX_AT_FDCWD		-100
-
 /*
  * mount flags
  */
diff --git a/sys/i386/linux/linux_dummy.c b/sys/i386/linux/linux_dummy.c
index fec4f65..f4e267c 100644
--- a/sys/i386/linux/linux_dummy.c
+++ b/sys/i386/linux/linux_dummy.c
@@ -87,18 +87,6 @@ DUMMY(inotify_init);
 DUMMY(inotify_add_watch);
 DUMMY(inotify_rm_watch);
 DUMMY(migrate_pages);
-DUMMY(mkdirat);
-DUMMY(mknodat);
-DUMMY(fchownat);
-DUMMY(futimesat);
-DUMMY(fstatat64);
-DUMMY(unlinkat);
-DUMMY(renameat);
-DUMMY(linkat);
-DUMMY(symlinkat);
-DUMMY(readlinkat);
-DUMMY(fchmodat);
-DUMMY(faccessat);
 DUMMY(pselect6);
 DUMMY(ppoll);
 DUMMY(unshare);
diff --git a/sys/i386/linux/linux_sysvec.c b/sys/i386/linux/linux_sysvec.c
index df3f8d1..2de5a6f 100644
--- a/sys/i386/linux/linux_sysvec.c
+++ b/sys/i386/linux/linux_sysvec.c
@@ -777,7 +777,7 @@ exec_linux_imgact_try(struct image_params *imgp)
 	     */
 	    if ((error = exec_shell_imgact(imgp)) == 0) {
 		    linux_emul_convpath(FIRST_THREAD_IN_PROC(imgp->proc),
-			imgp->interpreter_name, UIO_SYSSPACE, &rpath, 0);
+			imgp->interpreter_name, UIO_SYSSPACE, &rpath, 0, AT_FDCWD);
 		    if (rpath != NULL) {
 			    len = strlen(rpath) + 1;
 
diff --git a/sys/i386/linux/syscalls.master b/sys/i386/linux/syscalls.master
index af0755a..98df86d 100644
--- a/sys/i386/linux/syscalls.master
+++ b/sys/i386/linux/syscalls.master
@@ -475,20 +475,31 @@
 292	AUE_NULL	STD	{ int linux_inotify_add_watch(void); }
 293	AUE_NULL	STD	{ int linux_inotify_rm_watch(void); }
 294	AUE_NULL	STD	{ int linux_migrate_pages(void); }
-295	AUE_OPEN_RWTC	STD	{ int linux_openat(l_int dfd, char *filename, \
+295	AUE_OPEN_RWTC	STD	{ int linux_openat(l_int dfd, const char *filename, \
 					l_int flags, l_int mode); }
-296	AUE_NULL	STD	{ int linux_mkdirat(void); }
-297	AUE_NULL	STD	{ int linux_mknodat(void); }
-298	AUE_NULL	STD	{ int linux_fchownat(void); }
-299	AUE_NULL	STD	{ int linux_futimesat(void); }
-300	AUE_NULL	STD	{ int linux_fstatat64(void); }
-301	AUE_NULL	STD	{ int linux_unlinkat(void); }
-302	AUE_NULL	STD	{ int linux_renameat(void); }
-303	AUE_NULL	STD	{ int linux_linkat(void); }
-304	AUE_NULL	STD	{ int linux_symlinkat(void); }
-305	AUE_NULL	STD	{ int linux_readlinkat(void); }
-306	AUE_NULL	STD	{ int linux_fchmodat(void); }
-307	AUE_NULL	STD	{ int linux_faccessat(void); }
+296	AUE_MKDIRAT	STD	{ int linux_mkdirat(l_int dfd, const char *pathname, \
+					l_int mode); }
+297	AUE_MKNODAT	STD	{ int linux_mknodat(l_int dfd, const char *filename, \
+					l_int mode, l_uint dev); }
+298	AUE_FCHOWNAT	STD	{ int linux_fchownat(l_int dfd, const char *filename, \
+					l_uid16_t uid, l_gid16_t gid, l_int flag); }
+299	AUE_FUTIMESAT	STD	{ int linux_futimesat(l_int dfd, char *filename, \
+					struct l_timeval *utimes); }
+300	AUE_FSTATAT	STD	{ int linux_fstatat64(l_int dfd, char *pathname, \
+					struct l_stat64 *statbuf, l_int flag); }
+301	AUE_UNLINKAT	STD	{ int linux_unlinkat(l_int dfd, const char *pathname, \
+					l_int flag); }
+302	AUE_RENAMEAT	STD	{ int linux_renameat(l_int olddfd, const char *oldname, \
+					l_int newdfd, const char *newname); }
+303	AUE_LINKAT	STD	{ int linux_linkat(l_int olddfd, const char *oldname, \
+					l_int newdfd, const char *newname, l_int flags); }
+304	AUE_SYMLINKAT	STD	{ int linux_symlinkat(const char *oldname, l_int newdfd, \
+					const char *newname); }
+305	AUE_READLINKAT	STD	{ int linux_readlinkat(l_int dfd, const char *path, \
+					char *buf, l_int bufsiz); }
+306	AUE_FCHMODAT	STD	{ int linux_fchmodat(l_int dfd, const char *filename, \
+					l_mode_t mode); }
+307	AUE_FACCESSAT	STD	{ int linux_faccessat(l_int dfd, const char *filename, l_int mode); }
 308	AUE_NULL	STD	{ int linux_pselect6(void); }
 309	AUE_NULL	STD	{ int linux_ppoll(void); }
 310	AUE_NULL	STD	{ int linux_unshare(void); }