file_cmds-251.tar.gz

[apple/file_cmds.git] / mv / mv.c

diff --git a/mv/mv.c b/mv/mv.c
index b8f275f09c4d920d71dd387b96717a1dbdb14f4a..c1116d442955ee39cee9eb08d3abccfdb71bc84f 100644 (file)
--- a/mv/mv.c
+++ b/mv/mv.c
@@ -34,8 +34,9 @@
  * SUCH DAMAGE.
  */
 
+#include <sys/cdefs.h>
 #ifndef lint
-static char const copyright[] =
+__used static char const copyright[] =
 "@(#) Copyright (c) 1989, 1993, 1994\n\
        The Regents of the University of California.  All rights reserved.\n";
 #endif /* not lint */
@@ -72,6 +73,12 @@ __RCSID("$FreeBSD: src/bin/mv/mv.c,v 1.39 2002/07/09 17:45:13 johan Exp $");
 #include <sys/mount.h>
 #endif
 
+#ifdef __APPLE__ 
+#include <get_compat.h>
+#else   
+#define COMPAT_MODE(a,b) (1) 
+#endif /* __APPLE__ */ 
+
 #include "pathnames.h"
 
 int fflg, iflg, nflg, vflg;
@@ -201,8 +208,27 @@ main(int argc, char *argv[])
                        rval = 1;
                } else {
                        memmove(endp, p, (size_t)len + 1);
-                       if (do_move(*argv, path))
-                               rval = 1;
+                       if (COMPAT_MODE("bin/mv", "unix2003")) {
+                               /* 
+                                * For Unix 2003 compatibility, check if old and new are 
+                                * same file, and produce an error * (like on Sun) that 
+                                * conformance test 66 in mv.ex expects.
+                                */
+                               if (!stat(*argv, &fsb) && !stat(path, &tsb) &&
+                                       fsb.st_ino == tsb.st_ino && 
+                                       fsb.st_dev == tsb.st_dev &&
+                                       fsb.st_gen == tsb.st_gen) {
+                                       (void)fprintf(stderr, "mv: %s and %s are identical\n", 
+                                                               *argv, path);
+                                       rval = 2; /* Like the Sun */
+                               } else {
+                                       if (do_move(*argv, path))
+                                               rval = 1;
+                               }
+                       } else {
+                               if (do_move(*argv, path))
+                                       rval = 1;
+                       }
                }
        }
        exit(rval);
@@ -241,8 +267,8 @@ do_move(char *from, char *to)
                        strmode(sb.st_mode, modep);
                        (void)fprintf(stderr, "override %s%s%s/%s for %s? %s",
                            modep + 1, modep[9] == ' ' ? "" : " ",
-                           user_from_uid((unsigned long)sb.st_uid, 0),
-                           group_from_gid((unsigned long)sb.st_gid, 0), to, YESNO);
+                           user_from_uid(sb.st_uid, 0),
+                           group_from_gid(sb.st_gid, 0), to, YESNO);
                        ask = 1;
                }
                if (ask) {
@@ -299,7 +325,8 @@ fastcopy(char *from, char *to, struct stat *sbp)
        static u_int blen;
        static char *bp;
        mode_t oldmode;
-       int nread, from_fd, to_fd;
+       ssize_t nread;
+       int from_fd, to_fd;
 
        if ((from_fd = open(from, O_RDONLY, 0)) < 0) {
                warn("%s", from);
@@ -324,25 +351,25 @@ fastcopy(char *from, char *to, struct stat *sbp)
                return (1);
        }
 #ifdef __APPLE__
-       {
-               struct statfs sfs;
-
-               /*
-                * Pre-allocate blocks for the destination file if it
-                * resides on Xsan.
-                */
-               if (fstatfs(to_fd, &sfs) == 0 &&
-                   strcmp(sfs.f_fstypename, "acfs") == 0) {
-                       fstore_t fst;
-
-                       fst.fst_flags = 0;
-                       fst.fst_posmode = F_PEOFPOSMODE;
-                       fst.fst_offset = 0;
-                       fst.fst_length = sbp->st_size;
-
-                       (void) fcntl(to_fd, F_PREALLOCATE, &fst);
-               }
-       }
+       {
+               struct statfs sfs;
+
+               /*
+                * Pre-allocate blocks for the destination file if it
+                * resides on Xsan.
+                */
+               if (fstatfs(to_fd, &sfs) == 0 &&
+                   strcmp(sfs.f_fstypename, "acfs") == 0) {
+                       fstore_t fst;
+
+                       fst.fst_flags = 0;
+                       fst.fst_posmode = F_PEOFPOSMODE;
+                       fst.fst_offset = 0;
+                       fst.fst_length = sbp->st_size;
+
+                       (void) fcntl(to_fd, F_PREALLOCATE, &fst);
+               }
+       }
 #endif /* __APPLE__ */
        while ((nread = read(from_fd, bp, (size_t)blen)) > 0)
                if (write(to_fd, bp, (size_t)nread) != nread) {
@@ -358,7 +385,11 @@ err:               if (unlink(to))
                return (1);
        }
 #ifdef __APPLE__
-       copyfile(from, to, 0, COPYFILE_ACL | COPYFILE_XATTR);
+       /* XATTR can fail if to_fd has mode 000 */
+       if (fcopyfile(from_fd, to_fd, NULL, COPYFILE_ACL | COPYFILE_XATTR) < 0) {
+               warn("%s: unable to move extended attributes and ACL from %s",
+                    to, from);
+       }
 #endif
        (void)close(from_fd);
 
@@ -383,8 +414,8 @@ 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 (errno != EOPNOTSUPP || sbp->st_flags != 0)
+       if (fchflags(to_fd, (u_int)sbp->st_flags))
+               if (errno != ENOTSUP || sbp->st_flags != 0)
                        warn("%s: set flags (was: 0%07o)", to, sbp->st_flags);
 
        tval[0].tv_sec = sbp->st_atime;
@@ -411,6 +442,8 @@ int
 copy(char *from, char *to)
 {
        int pid, status;
+       
+       /* posix_spawn mv from to && rm from */
 
        if ((pid = fork()) == 0) {
                execl(_PATH_CP, "mv", vflg ? "-PRpv" : "-PRp", "--", from, to,
@@ -423,11 +456,11 @@ copy(char *from, char *to)
                return (1);
        }
        if (!WIFEXITED(status)) {
-               warn("%s: did not terminate normally", _PATH_CP);
+               warnx("%s: did not terminate normally", _PATH_CP);
                return (1);
        }
        if (WEXITSTATUS(status)) {
-               warn("%s: terminated with %d (non-zero) status",
+               warnx("%s: terminated with %d (non-zero) status",
                    _PATH_CP, WEXITSTATUS(status));
                return (1);
        }
@@ -441,11 +474,11 @@ copy(char *from, char *to)
                return (1);
        }
        if (!WIFEXITED(status)) {
-               warn("%s: did not terminate normally", _PATH_RM);
+               warnx("%s: did not terminate normally", _PATH_RM);
                return (1);
        }
        if (WEXITSTATUS(status)) {
-               warn("%s: terminated with %d (non-zero) status",
+               warnx("%s: terminated with %d (non-zero) status",
                    _PATH_RM, WEXITSTATUS(status));
                return (1);
        }