Author: pjd
Date: Thu Mar 21 22:44:33 2013
New Revision: 248597
URL: http://svnweb.freebsd.org/changeset/base/248597

Log:
  - Make 'flags' argument to chflags(2), fchflags(2) and lchflags(2) of type
    u_long. Before this change it was of type int for syscalls, but prototypes
    in sys/stat.h and documentation for chflags(2) and fchflags(2) (but not
    for lchflags(2)) stated that it was u_long. Now some related functions
    use u_long type for flags (strtofflags(3), fflagstostr(3)).
  - Make path argument of type 'const char *' for consistency.
  
  Discussed on: arch
  Sponsored by: The FreeBSD Foundation

Modified:
  head/bin/chflags/chflags.c
  head/bin/mv/mv.c
  head/lib/libc/sys/chflags.2
  head/sys/compat/freebsd32/syscalls.master
  head/sys/fs/tmpfs/tmpfs.h
  head/sys/fs/tmpfs/tmpfs_subr.c
  head/sys/kern/syscalls.master
  head/sys/kern/vfs_syscalls.c
  head/sys/sys/stat.h
  head/tools/regression/pjdfstest/pjdfstest.c

Modified: head/bin/chflags/chflags.c
==============================================================================
--- head/bin/chflags/chflags.c  Thu Mar 21 22:36:43 2013        (r248596)
+++ head/bin/chflags/chflags.c  Thu Mar 21 22:44:33 2013        (r248597)
@@ -117,11 +117,7 @@ main(int argc, char *argv[])
        } else
                fts_options = hflag ? FTS_PHYSICAL : FTS_LOGICAL;
 
-       /* XXX: Why don't chflags and lchflags have compatible prototypes? */
-       if (hflag)
-               change_flags = (int (*)(const char *, unsigned long))lchflags;
-       else
-               change_flags = chflags;
+       change_flags = hflag ? lchflags : chflags;
 
        flags = *argv;
        if (*flags >= '0' && *flags <= '7') {

Modified: head/bin/mv/mv.c
==============================================================================
--- head/bin/mv/mv.c    Thu Mar 21 22:36:43 2013        (r248596)
+++ head/bin/mv/mv.c    Thu Mar 21 22:44:33 2013        (r248597)
@@ -337,7 +337,7 @@ err:                if (unlink(to))
         * on a file that we copied, i.e., that we didn't create.)
         */
        errno = 0;
-       if (fchflags(to_fd, (u_long)sbp->st_flags))
+       if (fchflags(to_fd, sbp->st_flags))
                if (errno != EOPNOTSUPP || sbp->st_flags != 0)
                        warn("%s: set flags (was: 0%07o)", to, sbp->st_flags);
 

Modified: head/lib/libc/sys/chflags.2
==============================================================================
--- head/lib/libc/sys/chflags.2 Thu Mar 21 22:36:43 2013        (r248596)
+++ head/lib/libc/sys/chflags.2 Thu Mar 21 22:44:33 2013        (r248597)
@@ -42,11 +42,11 @@
 .In sys/stat.h
 .In unistd.h
 .Ft int
-.Fn chflags "const char *path" "u_long flags"
+.Fn chflags "const char *path" "unsigned long flags"
 .Ft int
-.Fn lchflags "const char *path" "int flags"
+.Fn lchflags "const char *path" "unsigned long flags"
 .Ft int
-.Fn fchflags "int fd" "u_long flags"
+.Fn fchflags "int fd" "unsigned long flags"
 .Sh DESCRIPTION
 The file whose name
 is given by

Modified: head/sys/compat/freebsd32/syscalls.master
==============================================================================
--- head/sys/compat/freebsd32/syscalls.master   Thu Mar 21 22:36:43 2013        
(r248596)
+++ head/sys/compat/freebsd32/syscalls.master   Thu Mar 21 22:44:33 2013        
(r248597)
@@ -114,8 +114,8 @@
 32     AUE_GETSOCKNAME NOPROTO { int getsockname(int fdes, caddr_t asa, \
                                    int *alen); }
 33     AUE_ACCESS      NOPROTO { int access(char *path, int amode); }
-34     AUE_CHFLAGS     NOPROTO { int chflags(char *path, int flags); }
-35     AUE_FCHFLAGS    NOPROTO { int fchflags(int fd, int flags); }
+34     AUE_CHFLAGS     NOPROTO { int chflags(const char *path, u_long flags); }
+35     AUE_FCHFLAGS    NOPROTO { int fchflags(int fd, u_long flags); }
 36     AUE_SYNC        NOPROTO { int sync(void); }
 37     AUE_KILL        NOPROTO { int kill(int pid, int signum); }
 38     AUE_STAT        COMPAT  { int freebsd32_stat(char *path, \
@@ -693,7 +693,8 @@
 389    AUE_NULL        UNIMPL  __mac_set_file
 390    AUE_NULL        NOPROTO { int kenv(int what, const char *name, \
                                    char *value, int len); }
-391    AUE_LCHFLAGS    NOPROTO { int lchflags(const char *path, int flags); }
+391    AUE_LCHFLAGS    NOPROTO { int lchflags(const char *path, \
+                                   u_long flags); }
 392    AUE_NULL        NOPROTO { int uuidgen(struct uuid *store, \
                                    int count); }
 393    AUE_SENDFILE    STD     { int freebsd32_sendfile(int fd, int s, \

Modified: head/sys/fs/tmpfs/tmpfs.h
==============================================================================
--- head/sys/fs/tmpfs/tmpfs.h   Thu Mar 21 22:36:43 2013        (r248596)
+++ head/sys/fs/tmpfs/tmpfs.h   Thu Mar 21 22:44:33 2013        (r248597)
@@ -183,7 +183,7 @@ struct tmpfs_node {
        uid_t                   tn_uid;
        gid_t                   tn_gid;
        mode_t                  tn_mode;
-       int                     tn_flags;
+       u_long                  tn_flags;
        nlink_t                 tn_links;
        struct timespec         tn_atime;
        struct timespec         tn_mtime;
@@ -418,7 +418,7 @@ int tmpfs_dir_getdents(struct tmpfs_node
 int    tmpfs_dir_whiteout_add(struct vnode *, struct componentname *);
 void   tmpfs_dir_whiteout_remove(struct vnode *, struct componentname *);
 int    tmpfs_reg_resize(struct vnode *, off_t, boolean_t);
-int    tmpfs_chflags(struct vnode *, int, struct ucred *, struct thread *);
+int    tmpfs_chflags(struct vnode *, u_long, struct ucred *, struct thread *);
 int    tmpfs_chmod(struct vnode *, mode_t, struct ucred *, struct thread *);
 int    tmpfs_chown(struct vnode *, uid_t, gid_t, struct ucred *,
            struct thread *);

Modified: head/sys/fs/tmpfs/tmpfs_subr.c
==============================================================================
--- head/sys/fs/tmpfs/tmpfs_subr.c      Thu Mar 21 22:36:43 2013        
(r248596)
+++ head/sys/fs/tmpfs/tmpfs_subr.c      Thu Mar 21 22:44:33 2013        
(r248597)
@@ -1355,7 +1355,8 @@ retry:
  * The vnode must be locked on entry and remain locked on exit.
  */
 int
-tmpfs_chflags(struct vnode *vp, int flags, struct ucred *cred, struct thread 
*p)
+tmpfs_chflags(struct vnode *vp, u_long flags, struct ucred *cred,
+    struct thread *p)
 {
        int error;
        struct tmpfs_node *node;

Modified: head/sys/kern/syscalls.master
==============================================================================
--- head/sys/kern/syscalls.master       Thu Mar 21 22:36:43 2013        
(r248596)
+++ head/sys/kern/syscalls.master       Thu Mar 21 22:44:33 2013        
(r248597)
@@ -115,8 +115,8 @@
                                    struct sockaddr * __restrict asa, \
                                    __socklen_t * __restrict alen); }
 33     AUE_ACCESS      STD     { int access(char *path, int amode); }
-34     AUE_CHFLAGS     STD     { int chflags(char *path, int flags); }
-35     AUE_FCHFLAGS    STD     { int fchflags(int fd, int flags); }
+34     AUE_CHFLAGS     STD     { int chflags(const char *path, u_long flags); }
+35     AUE_FCHFLAGS    STD     { int fchflags(int fd, u_long flags); }
 36     AUE_SYNC        STD     { int sync(void); }
 37     AUE_KILL        STD     { int kill(int pid, int signum); }
 38     AUE_STAT        COMPAT  { int stat(char *path, struct ostat *ub); }
@@ -696,7 +696,8 @@
                                    struct mac *mac_p); }
 390    AUE_NULL        STD     { int kenv(int what, const char *name, \
                                    char *value, int len); }
-391    AUE_LCHFLAGS    STD     { int lchflags(const char *path, int flags); }
+391    AUE_LCHFLAGS    STD     { int lchflags(const char *path, \
+                                   u_long flags); }
 392    AUE_NULL        STD     { int uuidgen(struct uuid *store, \
                                    int count); }
 393    AUE_SENDFILE    STD     { int sendfile(int fd, int s, off_t offset, \

Modified: head/sys/kern/vfs_syscalls.c
==============================================================================
--- head/sys/kern/vfs_syscalls.c        Thu Mar 21 22:36:43 2013        
(r248596)
+++ head/sys/kern/vfs_syscalls.c        Thu Mar 21 22:44:33 2013        
(r248597)
@@ -101,7 +101,7 @@ SDT_PROBE_ARGTYPE(vfs, , stat, reg, 1, "
 
 static int chroot_refuse_vdir_fds(struct filedesc *fdp);
 static int getutimes(const struct timeval *, enum uio_seg, struct timespec *);
-static int setfflags(struct thread *td, struct vnode *, int);
+static int setfflags(struct thread *td, struct vnode *, u_long);
 static int setutimes(struct thread *td, struct vnode *,
     const struct timespec *, int, int);
 static int vn_access(struct vnode *vp, int user_flags, struct ucred *cred,
@@ -2615,7 +2615,7 @@ static int
 setfflags(td, vp, flags)
        struct thread *td;
        struct vnode *vp;
-       int flags;
+       u_long flags;
 {
        int error;
        struct mount *mp;
@@ -2657,16 +2657,16 @@ setfflags(td, vp, flags)
  */
 #ifndef _SYS_SYSPROTO_H_
 struct chflags_args {
-       char    *path;
-       int     flags;
+       const char *path;
+       u_long  flags;
 };
 #endif
 int
 sys_chflags(td, uap)
        struct thread *td;
        register struct chflags_args /* {
-               char *path;
-               int flags;
+               const char *path;
+               u_long flags;
        } */ *uap;
 {
        int error;
@@ -2689,8 +2689,8 @@ int
 sys_lchflags(td, uap)
        struct thread *td;
        register struct lchflags_args /* {
-               char *path;
-               int flags;
+               const char *path;
+               u_long flags;
        } */ *uap;
 {
        int error;
@@ -2713,7 +2713,7 @@ sys_lchflags(td, uap)
 #ifndef _SYS_SYSPROTO_H_
 struct fchflags_args {
        int     fd;
-       int     flags;
+       u_long  flags;
 };
 #endif
 int
@@ -2721,7 +2721,7 @@ sys_fchflags(td, uap)
        struct thread *td;
        register struct fchflags_args /* {
                int fd;
-               int flags;
+               u_long flags;
        } */ *uap;
 {
        struct file *fp;

Modified: head/sys/sys/stat.h
==============================================================================
--- head/sys/sys/stat.h Thu Mar 21 22:36:43 2013        (r248596)
+++ head/sys/sys/stat.h Thu Mar 21 22:44:33 2013        (r248597)
@@ -306,7 +306,7 @@ int fchmodat(int, const char *, mode_t, 
 #endif
 int    fstat(int, struct stat *);
 #if __BSD_VISIBLE
-int    lchflags(const char *, int);
+int    lchflags(const char *, unsigned long);
 int    lchmod(const char *, mode_t);
 #endif
 #if __POSIX_VISIBLE >= 200112

Modified: head/tools/regression/pjdfstest/pjdfstest.c
==============================================================================
--- head/tools/regression/pjdfstest/pjdfstest.c Thu Mar 21 22:36:43 2013        
(r248596)
+++ head/tools/regression/pjdfstest/pjdfstest.c Thu Mar 21 22:44:33 2013        
(r248597)
@@ -831,7 +831,8 @@ call_syscall(struct syscall_desc *scall,
 #endif
 #ifdef HAS_LCHFLAGS
        case ACTION_LCHFLAGS:
-               rval = lchflags(STR(0), (int)str2flags(chflags_flags, STR(1)));
+               rval = lchflags(STR(0),
+                   (unsigned long)str2flags(chflags_flags, STR(1)));
                break;
 #endif
        case ACTION_TRUNCATE:
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