1 /* cp.c -- file copying (main routines)
2 Copyright (C) 89, 90, 91, 1995-2004 Free Software Foundation.
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2, or (at your option)
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software Foundation,
16 Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18 Written by Torbjorn Granlund, David MacKenzie, and Jim Meyering. */
22 #include <sys/types.h>
28 #include "backupfile.h"
33 #include "path-concat.h"
38 #define ASSIGN_BASENAME_STRDUPA(Dest, File_name) \
42 ASSIGN_STRDUPA (tmp_abns_, (File_name)); \
43 strip_trailing_slashes (tmp_abns_); \
44 Dest = base_name (tmp_abns_); \
48 /* The official name of this program (e.g., no `g' prefix). */
49 #define PROGRAM_NAME "cp"
51 #define AUTHORS "Torbjorn Granlund", "David MacKenzie", "Jim Meyering"
53 #ifndef _POSIX_VERSION
57 /* Used by do_copy, make_path_private, and re_protect
58 to keep a list of leading directories whose protections
59 need to be fixed after copying. */
64 struct dir_attr *next;
67 /* For long options that have no equivalent short option, use a
68 non-character as a pseudo short option, starting with CHAR_MAX + 1. */
71 COPY_CONTENTS_OPTION = CHAR_MAX + 1,
72 NO_PRESERVE_ATTRIBUTES_OPTION,
74 PRESERVE_ATTRIBUTES_OPTION,
77 STRIP_TRAILING_SLASHES_OPTION,
78 UNLINK_DEST_BEFORE_OPENING
81 /* Initial number of entries in each hash table entry's table of inodes. */
82 #define INITIAL_HASH_MODULE 100
84 /* Initial number of entries in the inode hash table. */
85 #define INITIAL_ENTRY_TAB_SIZE 70
87 /* The invocation name of this program. */
90 /* If nonzero, the command "cp x/e_file e_dir" uses "e_dir/x/e_file"
91 as its destination instead of the usual "e_dir/e_file." */
92 static int flag_path = 0;
94 /* Remove any trailing slashes from each SOURCE argument. */
95 static int remove_trailing_slashes;
97 static char const *const sparse_type_string[] =
99 "never", "auto", "always", 0
102 static enum Sparse_type const sparse_type[] =
104 SPARSE_NEVER, SPARSE_AUTO, SPARSE_ALWAYS
107 /* Valid arguments to the `--reply' option. */
108 static char const* const reply_args[] =
110 "yes", "no", "query", 0
113 /* The values that correspond to the above strings. */
114 static int const reply_vals[] =
116 I_ALWAYS_YES, I_ALWAYS_NO, I_ASK_USER
119 static struct option const long_opts[] =
121 {"archive", no_argument, NULL, 'a'},
122 {"backup", optional_argument, NULL, 'b'},
123 {"copy-contents", no_argument, NULL, COPY_CONTENTS_OPTION},
124 {"dereference", no_argument, NULL, 'L'},
125 {"force", no_argument, NULL, 'f'},
126 {"interactive", no_argument, NULL, 'i'},
127 {"link", no_argument, NULL, 'l'},
128 {"no-dereference", no_argument, NULL, 'P'},
129 {"no-preserve", required_argument, NULL, NO_PRESERVE_ATTRIBUTES_OPTION},
130 {"no-target-directory", no_argument, NULL, 'T'},
131 {"one-file-system", no_argument, NULL, 'x'},
132 {"parents", no_argument, NULL, PARENTS_OPTION},
133 {"path", no_argument, NULL, PARENTS_OPTION}, /* Deprecated. */
134 {"preserve", optional_argument, NULL, PRESERVE_ATTRIBUTES_OPTION},
135 {"recursive", no_argument, NULL, 'R'},
136 {"remove-destination", no_argument, NULL, UNLINK_DEST_BEFORE_OPENING},
137 {"reply", required_argument, NULL, REPLY_OPTION},
138 {"sparse", required_argument, NULL, SPARSE_OPTION},
139 {"strip-trailing-slashes", no_argument, NULL, STRIP_TRAILING_SLASHES_OPTION},
140 {"suffix", required_argument, NULL, 'S'},
141 {"symbolic-link", no_argument, NULL, 's'},
142 {"target-directory", required_argument, NULL, 't'},
143 {"update", no_argument, NULL, 'u'},
144 {"verbose", no_argument, NULL, 'v'},
145 {"version-control", required_argument, NULL, 'V'}, /* Deprecated. FIXME. */
146 {GETOPT_HELP_OPTION_DECL},
147 {GETOPT_VERSION_OPTION_DECL},
154 if (status != EXIT_SUCCESS)
155 fprintf (stderr, _("Try `%s --help' for more information.\n"),
160 Usage: %s [OPTION]... [-T] SOURCE DEST\n\
161 or: %s [OPTION]... SOURCE... DIRECTORY\n\
162 or: %s [OPTION]... -t DIRECTORY SOURCE...\n\
164 program_name, program_name, program_name);
166 Copy SOURCE to DEST, or multiple SOURCE(s) to DIRECTORY.\n\
170 Mandatory arguments to long options are mandatory for short options too.\n\
173 -a, --archive same as -dpR\n\
174 --backup[=CONTROL] make a backup of each existing destination file\n\
175 -b like --backup but does not accept an argument\n\
176 --copy-contents copy contents of special files when recursive\n\
177 -d same as --no-dereference --preserve=link\n\
180 --no-dereference never follow symbolic links\n\
181 -f, --force if an existing destination file cannot be\n\
182 opened, remove it and try again\n\
183 -i, --interactive prompt before overwrite\n\
184 -H follow command-line symbolic links\n\
187 -l, --link link files instead of copying\n\
188 -L, --dereference always follow symbolic links\n\
189 -p same as --preserve=mode,ownership,timestamps\n\
190 --preserve[=ATTR_LIST] preserve the specified attributes (default:\n\
191 mode,ownership,timestamps), if possible\n\
192 additional attributes: links, all\n\
195 --no-preserve=ATTR_LIST don't preserve the specified attributes\n\
196 --parents append source path to DIRECTORY\n\
197 -P same as `--no-dereference'\n\
200 -R, -r, --recursive copy directories recursively\n\
201 --remove-destination remove each existing destination file before\n\
202 attempting to open it (contrast with --force)\n\
205 --reply={yes,no,query} specify how to handle the prompt about an\n\
206 existing destination file\n\
207 --sparse=WHEN control creation of sparse files\n\
208 --strip-trailing-slashes remove any trailing slashes from each SOURCE\n\
212 -s, --symbolic-link make symbolic links instead of copying\n\
213 -S, --suffix=SUFFIX override the usual backup suffix\n\
214 -t, --target-directory=DIRECTORY copy all SOURCE arguments into DIRECTORY\n\
215 -T, --no-target-directory treat DEST as a normal file\n\
218 -u, --update copy only when the SOURCE file is newer\n\
219 than the destination file or when the\n\
220 destination file is missing\n\
221 -v, --verbose explain what is being done\n\
222 -x, --one-file-system stay on this file system\n\
224 fputs (HELP_OPTION_DESCRIPTION, stdout);
225 fputs (VERSION_OPTION_DESCRIPTION, stdout);
228 By default, sparse SOURCE files are detected by a crude heuristic and the\n\
229 corresponding DEST file is made sparse as well. That is the behavior\n\
230 selected by --sparse=auto. Specify --sparse=always to create a sparse DEST\n\
231 file whenever the SOURCE file contains a long enough sequence of zero bytes.\n\
232 Use --sparse=never to inhibit creation of sparse files.\n\
236 The backup suffix is `~', unless set with --suffix or SIMPLE_BACKUP_SUFFIX.\n\
237 The version control method may be selected via the --backup option or through\n\
238 the VERSION_CONTROL environment variable. Here are the values:\n\
242 none, off never make backups (even if --backup is given)\n\
243 numbered, t make numbered backups\n\
244 existing, nil numbered if numbered backups exist, simple otherwise\n\
245 simple, never always make simple backups\n\
249 As a special case, cp makes a backup of SOURCE when the force and backup\n\
250 options are given and SOURCE and DEST are the same name for an existing,\n\
253 printf (_("\nReport bugs to <%s>.\n"), PACKAGE_BUGREPORT);
258 /* Ensure that the parent directories of CONST_DST_PATH have the
259 correct protections, for the --parents option. This is done
260 after all copying has been completed, to allow permissions
261 that don't include user write/execute.
263 SRC_OFFSET is the index in CONST_DST_PATH of the beginning of the
264 source directory name.
266 ATTR_LIST is a null-terminated linked list of structures that
267 indicates the end of the filename of each intermediate directory
268 in CONST_DST_PATH that may need to have its attributes changed.
269 The command `cp --parents --preserve a/b/c d/e_dir' changes the
270 attributes of the directories d/e_dir/a and d/e_dir/a/b to match
271 the corresponding source directories regardless of whether they
272 existed before the `cp' command was given.
274 Return 0 if the parent of CONST_DST_PATH and any intermediate
275 directories specified by ATTR_LIST have the proper permissions
276 when done, otherwise 1. */
279 re_protect (const char *const_dst_path, int src_offset,
280 struct dir_attr *attr_list, const struct cp_options *x)
283 char *dst_path; /* A copy of CONST_DST_PATH we can change. */
284 char *src_path; /* The source name in `dst_path'. */
285 uid_t myeuid = geteuid ();
287 ASSIGN_STRDUPA (dst_path, const_dst_path);
288 src_path = dst_path + src_offset;
290 for (p = attr_list; p; p = p->next)
294 dst_path[p->slash_offset] = '\0';
296 if (XSTAT (x, src_path, &src_sb))
298 error (0, errno, _("failed to get attributes of %s"),
303 /* Adjust the times (and if possible, ownership) for the copy.
304 chown turns off set[ug]id bits for non-root,
305 so do the chmod last. */
307 if (x->preserve_timestamps)
309 struct timespec timespec[2];
311 timespec[0].tv_sec = src_sb.st_atime;
312 timespec[0].tv_nsec = TIMESPEC_NS (src_sb.st_atim);
313 timespec[1].tv_sec = src_sb.st_mtime;
314 timespec[1].tv_nsec = TIMESPEC_NS (src_sb.st_mtim);
316 if (utimens (dst_path, timespec))
318 error (0, errno, _("failed to preserve times for %s"),
324 if (x->preserve_ownership)
326 /* If non-root uses -p, it's ok if we can't preserve ownership.
327 But root probably wants to know, e.g. if NFS disallows it,
328 or if the target system doesn't support file ownership. */
329 if (chown (dst_path, src_sb.st_uid, src_sb.st_gid)
330 && ((errno != EPERM && errno != EINVAL) || myeuid == 0))
332 error (0, errno, _("failed to preserve ownership for %s"),
338 if (x->preserve_mode || p->is_new_dir)
340 if (chmod (dst_path, src_sb.st_mode & x->umask_kill))
342 error (0, errno, _("failed to preserve permissions for %s"),
348 dst_path[p->slash_offset] = '/';
353 /* Ensure that the parent directory of CONST_DIRPATH exists, for
354 the --parents option.
356 SRC_OFFSET is the index in CONST_DIRPATH (which is a destination
357 path) of the beginning of the source directory name.
358 Create any leading directories that don't already exist,
359 giving them permissions MODE.
360 If VERBOSE_FMT_STRING is nonzero, use it as a printf format
361 string for printing a message after successfully making a directory.
362 The format should take two string arguments: the names of the
363 source and destination directories.
364 Creates a linked list of attributes of intermediate directories,
365 *ATTR_LIST, for re_protect to use after calling copy.
366 Sets *NEW_DST to 1 if this function creates parent of CONST_DIRPATH.
368 Return 0 if parent of CONST_DIRPATH exists as a directory with the proper
369 permissions when done, otherwise 1. */
371 /* FIXME: find a way to synch this function with the one in lib/makepath.c. */
374 make_path_private (const char *const_dirpath, size_t src_offset, int mode,
375 const char *verbose_fmt_string, struct dir_attr **attr_list,
376 int *new_dst, int (*xstat)())
379 char *dirpath; /* A copy of CONST_DIRPATH we can change. */
380 char *src; /* Source name in `dirpath'. */
381 char *dst_dirname; /* Leading path of `dirpath'. */
382 size_t dirlen; /* Length of leading path of `dirpath'. */
384 ASSIGN_STRDUPA (dirpath, const_dirpath);
386 src = dirpath + src_offset;
388 dirlen = dir_len (dirpath);
389 dst_dirname = alloca (dirlen + 1);
390 memcpy (dst_dirname, dirpath, dirlen);
391 dst_dirname[dirlen] = '\0';
395 if ((*xstat) (dst_dirname, &stats))
397 /* Parent of CONST_DIRNAME does not exist.
398 Make all missing intermediate directories. */
402 while (*slash == '/')
404 while ((slash = strchr (slash, '/')))
406 /* Add this directory to the list of directories whose modes need
408 struct dir_attr *new = xmalloc (sizeof *new);
409 new->slash_offset = slash - dirpath;
410 new->next = *attr_list;
414 if ((*xstat) (dirpath, &stats))
416 /* This element of the path does not exist. We must set
417 *new_dst and new->is_new_dir inside this loop because,
418 for example, in the command `cp --parents ../a/../b/c e_dir',
419 make_path_private creates only e_dir/../a if ./b already
423 if (mkdir (dirpath, mode))
425 error (0, errno, _("cannot make directory %s"),
431 if (verbose_fmt_string != NULL)
432 printf (verbose_fmt_string, src, dirpath);
435 else if (!S_ISDIR (stats.st_mode))
437 error (0, 0, _("%s exists but is not a directory"),
448 /* Avoid unnecessary calls to `stat' when given
449 pathnames containing multiple adjacent slashes. */
450 while (*slash == '/')
455 /* We get here if the parent of `dirpath' already exists. */
457 else if (!S_ISDIR (stats.st_mode))
459 error (0, 0, _("%s exists but is not a directory"), quote (dst_dirname));
469 /* FILE is the last operand of this command. Return -1 if FILE is a
470 directory, 0 if not, ENOENT if FILE does not exist.
471 But report an error there is a problem accessing FILE,
472 or if FILE does not exist but would have to refer to an existing
473 directory if it referred to anything at all.
475 Store the file's status into *ST, and store the resulting
476 error number into *ERRP. */
479 target_directory_operand (char const *file, struct stat *st, int *errp)
481 char const *b = base_name (file);
482 size_t blen = strlen (b);
483 bool looks_like_a_dir = (blen == 0 || ISSLASH (b[blen - 1]));
484 int err = (stat (file, st) == 0 ? 0 : errno);
485 bool is_a_dir = !err && S_ISDIR (st->st_mode);
486 if (err && err != ENOENT)
487 error (EXIT_FAILURE, err, _("accessing %s"), quote (file));
488 if (is_a_dir < looks_like_a_dir)
489 error (EXIT_FAILURE, err, _("target %s is not a directory"), quote (file));
494 /* Scan the arguments, and copy each by calling copy.
495 Return 0 if successful, 1 if any errors occur. */
498 do_copy (int n_files, char **file, const char *target_directory,
499 bool no_target_directory, struct cp_options *x)
505 if (n_files <= !target_directory)
508 error (0, 0, _("missing file operand"));
510 error (0, 0, _("missing destination file operand after %s"),
512 usage (EXIT_FAILURE);
515 if (no_target_directory)
517 if (target_directory)
518 error (EXIT_FAILURE, 0,
519 _("Cannot combine --target-directory (-t) "
520 "and --no-target-directory (-T)"));
523 error (0, 0, _("extra operand %s"), quote (file[2]));
524 usage (EXIT_FAILURE);
527 else if (!target_directory)
530 && target_directory_operand (file[n_files - 1], &sb, &new_dst))
531 target_directory = file[--n_files];
532 else if (2 < n_files)
533 error (EXIT_FAILURE, 0, _("target %s is not a directory"),
534 quote (file[n_files - 1]));
537 if (target_directory)
539 /* cp file1...filen edir
540 Copy the files `file1' through `filen'
541 to the existing directory `edir'. */
543 int (*xstat)() = (x->dereference == DEREF_COMMAND_LINE_ARGUMENTS
544 || x->dereference == DEREF_ALWAYS
548 /* Initialize these hash tables only if we'll need them.
549 The problems they're used to detect can arise only if
550 there are two or more files to copy. */
557 for (i = 0; i < n_files; i++)
560 int parent_exists = 1; /* True if dir_name (dst_path) exists. */
561 struct dir_attr *attr_list;
562 char *arg_in_concat = NULL;
565 /* Trailing slashes are meaningful (i.e., maybe worth preserving)
566 only in the source file names. */
567 if (remove_trailing_slashes)
568 strip_trailing_slashes (arg);
572 char *arg_no_trailing_slash;
574 /* Use `arg' without trailing slashes in constructing destination
575 file names. Otherwise, we can end up trying to create a
576 directory via `mkdir ("dst/foo/"...', which is not portable.
577 It fails, due to the trailing slash, on at least
578 NetBSD 1.[34] systems. */
579 ASSIGN_STRDUPA (arg_no_trailing_slash, arg);
580 strip_trailing_slashes (arg_no_trailing_slash);
582 /* Append all of `arg' (minus any trailing slash) to `dest'. */
583 dst_path = path_concat (target_directory, arg_no_trailing_slash,
586 /* For --parents, we have to make sure that the directory
587 dir_name (dst_path) exists. We may have to create a few
588 leading directories. */
589 parent_exists = !make_path_private (dst_path,
590 arg_in_concat - dst_path,
593 ? "%s -> %s\n" : NULL),
594 &attr_list, &new_dst,
600 /* Append the last component of `arg' to `target_directory'. */
602 ASSIGN_BASENAME_STRDUPA (arg_base, arg);
603 /* For `cp -R source/.. dest', don't copy into `dest/..'. */
604 dst_path = (STREQ (arg_base, "..")
605 ? xstrdup (target_directory)
606 : path_concat (target_directory, arg_base, NULL));
611 /* make_path_private failed, so don't even attempt the copy. */
617 ret |= copy (arg, dst_path, new_dst, x, ©_into_self, NULL);
621 ret |= re_protect (dst_path, arg_in_concat - dst_path,
630 else /* !target_directory */
632 char const *new_dest;
633 char const *source = file[0];
634 char const *dest = file[1];
640 _("when preserving paths, the destination must be a directory"));
641 usage (EXIT_FAILURE);
644 /* When the force and backup options have been specified and
645 the source and destination are the same name for an existing
646 regular file, convert the user's command, e.g.,
647 `cp --force --backup foo foo' to `cp --force foo fooSUFFIX'
648 where SUFFIX is determined by any version control options used. */
650 if (x->unlink_dest_after_failed_open
651 && x->backup_type != none
652 && STREQ (source, dest)
653 && !new_dst && S_ISREG (sb.st_mode))
655 static struct cp_options x_tmp;
657 new_dest = find_backup_file_name (dest, x->backup_type);
658 /* Set x->backup_type to `none' so that the normal backup
659 mechanism is not used when performing the actual copy.
660 backup_type must be set to `none' only *after* the above
661 call to find_backup_file_name -- that function uses
662 backup_type to determine the suffix it applies. */
664 x_tmp.backup_type = none;
672 return copy (source, new_dest, 0, x, &unused, NULL);
679 cp_option_init (struct cp_options *x)
681 x->copy_as_regular = 1;
682 x->dereference = DEREF_UNDEFINED;
683 x->unlink_dest_before_opening = 0;
684 x->unlink_dest_after_failed_open = 0;
686 x->interactive = I_UNSPECIFIED;
687 x->myeuid = geteuid ();
689 x->one_file_system = 0;
691 x->preserve_ownership = 0;
692 x->preserve_links = 0;
693 x->preserve_mode = 0;
694 x->preserve_timestamps = 0;
696 x->require_preserve = 0;
698 x->sparse_mode = SPARSE_AUTO;
699 x->symbolic_link = 0;
706 /* Find out the current file creation mask, to knock the right bits
707 when using chmod. The creation mask is set to be liberal, so
708 that created directories can be written, even if it would not
709 have been allowed with the mask this process was started with. */
710 x->umask_kill = ~ umask (0);
718 /* Given a string, ARG, containing a comma-separated list of arguments
719 to the --preserve option, set the appropriate fields of X to ON_OFF. */
721 decode_preserve_arg (char const *arg, struct cp_options *x, int on_off)
731 static enum File_attribute const preserve_vals[] =
733 PRESERVE_MODE, PRESERVE_TIMESTAMPS,
734 PRESERVE_OWNERSHIP, PRESERVE_LINK, PRESERVE_ALL
737 /* Valid arguments to the `--preserve' option. */
738 static char const* const preserve_args[] =
740 "mode", "timestamps",
741 "ownership", "links", "all", 0
744 char *arg_writable = xstrdup (arg);
745 char *s = arg_writable;
748 /* find next comma */
749 char *comma = strchr (s, ',');
750 enum File_attribute val;
752 /* If we found a comma, put a NUL in its place and advance. */
757 val = XARGMATCH ("--preserve", s, preserve_args, preserve_vals);
761 x->preserve_mode = on_off;
764 case PRESERVE_TIMESTAMPS:
765 x->preserve_timestamps = on_off;
768 case PRESERVE_OWNERSHIP:
769 x->preserve_ownership = on_off;
773 x->preserve_links = on_off;
777 x->preserve_mode = on_off;
778 x->preserve_timestamps = on_off;
779 x->preserve_ownership = on_off;
780 x->preserve_links = on_off;
794 main (int argc, char **argv)
798 int make_backups = 0;
799 char *backup_suffix_string;
800 char *version_control_string = NULL;
802 int copy_contents = 0;
803 char *target_directory = NULL;
804 bool no_target_directory = false;
806 initialize_main (&argc, &argv);
807 program_name = argv[0];
808 setlocale (LC_ALL, "");
809 bindtextdomain (PACKAGE, LOCALEDIR);
810 textdomain (PACKAGE);
812 atexit (close_stdout);
816 /* FIXME: consider not calling getenv for SIMPLE_BACKUP_SUFFIX unless
817 we'll actually use backup_suffix_string. */
818 backup_suffix_string = getenv ("SIMPLE_BACKUP_SUFFIX");
820 while ((c = getopt_long (argc, argv, "abdfHilLprst:uvxPRS:TV:",
830 x.sparse_mode = XARGMATCH ("--sparse", optarg,
831 sparse_type_string, sparse_type);
834 case 'a': /* Like -dpPR. */
835 x.dereference = DEREF_NEVER;
836 x.preserve_links = 1;
837 x.preserve_ownership = 1;
839 x.preserve_timestamps = 1;
840 x.require_preserve = 1;
844 case 'V': /* FIXME: this is deprecated. Remove it in 2001. */
846 _("warning: --version-control (-V) is obsolete; support for\
847 it\nwill be removed in some future release. Use --backup=%s instead."
854 version_control_string = optarg;
857 case COPY_CONTENTS_OPTION:
862 x.preserve_links = 1;
863 x.dereference = DEREF_NEVER;
867 x.unlink_dest_after_failed_open = 1;
871 x.dereference = DEREF_COMMAND_LINE_ARGUMENTS;
875 x.interactive = I_ASK_USER;
883 x.dereference = DEREF_ALWAYS;
887 x.dereference = DEREF_NEVER;
890 case NO_PRESERVE_ATTRIBUTES_OPTION:
891 decode_preserve_arg (optarg, &x, 0);
894 case PRESERVE_ATTRIBUTES_OPTION:
897 /* Fall through to the case for `p' below. */
901 decode_preserve_arg (optarg, &x, 1);
902 x.require_preserve = 1;
907 x.preserve_ownership = 1;
909 x.preserve_timestamps = 1;
910 x.require_preserve = 1;
923 x.interactive = XARGMATCH ("--reply", optarg,
924 reply_args, reply_vals);
927 case UNLINK_DEST_BEFORE_OPENING:
928 x.unlink_dest_before_opening = 1;
931 case STRIP_TRAILING_SLASHES_OPTION:
932 remove_trailing_slashes = 1;
939 error (EXIT_FAILURE, 0,
940 _("symbolic links are not supported on this system"));
945 if (target_directory)
946 error (EXIT_FAILURE, 0,
947 _("multiple target directories specified"));
951 if (stat (optarg, &st) != 0)
952 error (EXIT_FAILURE, errno, _("accessing %s"), quote (optarg));
953 if (! S_ISDIR (st.st_mode))
954 error (EXIT_FAILURE, 0, _("target %s is not a directory"),
957 target_directory = optarg;
961 no_target_directory = true;
973 x.one_file_system = 1;
978 backup_suffix_string = optarg;
981 case_GETOPT_HELP_CHAR;
983 case_GETOPT_VERSION_CHAR (PROGRAM_NAME, AUTHORS);
986 usage (EXIT_FAILURE);
990 if (x.hard_link && x.symbolic_link)
992 error (0, 0, _("cannot make both hard and symbolic links"));
993 usage (EXIT_FAILURE);
996 if (backup_suffix_string)
997 simple_backup_suffix = xstrdup (backup_suffix_string);
999 x.backup_type = (make_backups
1000 ? xget_version (_("backup type"),
1001 version_control_string)
1004 if (x.preserve_mode == 1)
1005 x.umask_kill = ~ (mode_t) 0;
1007 if (x.dereference == DEREF_UNDEFINED)
1010 /* This is compatible with FreeBSD. */
1011 x.dereference = DEREF_NEVER;
1013 x.dereference = DEREF_ALWAYS;
1016 /* The key difference between -d (--no-dereference) and not is the version
1017 of `stat' to call. */
1020 x.copy_as_regular = copy_contents;
1022 /* If --force (-f) was specified and we're in link-creation mode,
1023 first remove any existing destination file. */
1024 if (x.unlink_dest_after_failed_open && (x.hard_link || x.symbolic_link))
1025 x.unlink_dest_before_opening = 1;
1027 /* Allocate space for remembering copied and created files. */
1031 exit_status = do_copy (argc - optind, argv + optind,
1032 target_directory, no_target_directory, &x);