1 /* cp.c -- file copying (main routines)
2 Copyright (C) 89, 90, 91, 1995-2005 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 Written by Torbjorn Granlund, David MacKenzie, and Jim Meyering. */
22 #include <sys/types.h>
28 #include "backupfile.h"
33 #include "filenamecat.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 /* Used by do_copy, make_dir_parents_private, and re_protect
54 to keep a list of leading directories whose protections
55 need to be fixed after copying. */
60 struct dir_attr *next;
63 /* For long options that have no equivalent short option, use a
64 non-character as a pseudo short option, starting with CHAR_MAX + 1. */
67 COPY_CONTENTS_OPTION = CHAR_MAX + 1,
68 NO_PRESERVE_ATTRIBUTES_OPTION,
70 PRESERVE_ATTRIBUTES_OPTION,
73 STRIP_TRAILING_SLASHES_OPTION,
74 UNLINK_DEST_BEFORE_OPENING
77 /* Initial number of entries in each hash table entry's table of inodes. */
78 #define INITIAL_HASH_MODULE 100
80 /* Initial number of entries in the inode hash table. */
81 #define INITIAL_ENTRY_TAB_SIZE 70
83 /* The invocation name of this program. */
86 /* If true, the command "cp x/e_file e_dir" uses "e_dir/x/e_file"
87 as its destination instead of the usual "e_dir/e_file." */
88 static bool parents_option = false;
90 /* Remove any trailing slashes from each SOURCE argument. */
91 static bool remove_trailing_slashes;
93 static char const *const sparse_type_string[] =
95 "never", "auto", "always", NULL
98 static enum Sparse_type const sparse_type[] =
100 SPARSE_NEVER, SPARSE_AUTO, SPARSE_ALWAYS
103 /* Valid arguments to the `--reply' option. */
104 static char const* const reply_args[] =
106 "yes", "no", "query", NULL
109 /* The values that correspond to the above strings. */
110 static int const reply_vals[] =
112 I_ALWAYS_YES, I_ALWAYS_NO, I_ASK_USER
115 static struct option const long_opts[] =
117 {"archive", no_argument, NULL, 'a'},
118 {"backup", optional_argument, NULL, 'b'},
119 {"copy-contents", no_argument, NULL, COPY_CONTENTS_OPTION},
120 {"dereference", no_argument, NULL, 'L'},
121 {"force", no_argument, NULL, 'f'},
122 {"interactive", no_argument, NULL, 'i'},
123 {"link", no_argument, NULL, 'l'},
124 {"no-dereference", no_argument, NULL, 'P'},
125 {"no-preserve", required_argument, NULL, NO_PRESERVE_ATTRIBUTES_OPTION},
126 {"no-target-directory", no_argument, NULL, 'T'},
127 {"one-file-system", no_argument, NULL, 'x'},
128 {"parents", no_argument, NULL, PARENTS_OPTION},
129 {"path", no_argument, NULL, PARENTS_OPTION}, /* Deprecated. */
130 {"preserve", optional_argument, NULL, PRESERVE_ATTRIBUTES_OPTION},
131 {"recursive", no_argument, NULL, 'R'},
132 {"remove-destination", no_argument, NULL, UNLINK_DEST_BEFORE_OPENING},
133 {"reply", required_argument, NULL, REPLY_OPTION},
134 {"sparse", required_argument, NULL, SPARSE_OPTION},
135 {"strip-trailing-slashes", no_argument, NULL, STRIP_TRAILING_SLASHES_OPTION},
136 {"suffix", required_argument, NULL, 'S'},
137 {"symbolic-link", no_argument, NULL, 's'},
138 {"target-directory", required_argument, NULL, 't'},
139 {"update", no_argument, NULL, 'u'},
140 {"verbose", no_argument, NULL, 'v'},
141 {"version-control", required_argument, NULL, 'V'}, /* Deprecated. FIXME. */
142 {GETOPT_HELP_OPTION_DECL},
143 {GETOPT_VERSION_OPTION_DECL},
150 if (status != EXIT_SUCCESS)
151 fprintf (stderr, _("Try `%s --help' for more information.\n"),
156 Usage: %s [OPTION]... [-T] SOURCE DEST\n\
157 or: %s [OPTION]... SOURCE... DIRECTORY\n\
158 or: %s [OPTION]... -t DIRECTORY SOURCE...\n\
160 program_name, program_name, program_name);
162 Copy SOURCE to DEST, or multiple SOURCE(s) to DIRECTORY.\n\
166 Mandatory arguments to long options are mandatory for short options too.\n\
169 -a, --archive same as -dpR\n\
170 --backup[=CONTROL] make a backup of each existing destination file\n\
171 -b like --backup but does not accept an argument\n\
172 --copy-contents copy contents of special files when recursive\n\
173 -d same as --no-dereference --preserve=link\n\
176 -f, --force if an existing destination file cannot be\n\
177 opened, remove it and try again\n\
178 -i, --interactive prompt before overwrite\n\
179 -H follow command-line symbolic links\n\
182 -l, --link link files instead of copying\n\
183 -L, --dereference always follow symbolic links\n\
186 -P, --no-dereference never 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 use full source file name under DIRECTORY\n\
199 -R, -r, --recursive copy directories recursively\n\
200 --remove-destination remove each existing destination file before\n\
201 attempting to open it (contrast with --force)\n\
204 --reply={yes,no,query} specify how to handle the prompt about an\n\
205 existing destination file\n\
206 --sparse=WHEN control creation of sparse files\n\
207 --strip-trailing-slashes remove any trailing slashes from each SOURCE\n\
211 -s, --symbolic-link make symbolic links instead of copying\n\
212 -S, --suffix=SUFFIX override the usual backup suffix\n\
213 -t, --target-directory=DIRECTORY copy all SOURCE arguments into DIRECTORY\n\
214 -T, --no-target-directory treat DEST as a normal file\n\
217 -u, --update copy only when the SOURCE file is newer\n\
218 than the destination file or when the\n\
219 destination file is missing\n\
220 -v, --verbose explain what is being done\n\
221 -x, --one-file-system stay on this file system\n\
223 fputs (HELP_OPTION_DESCRIPTION, stdout);
224 fputs (VERSION_OPTION_DESCRIPTION, stdout);
227 By default, sparse SOURCE files are detected by a crude heuristic and the\n\
228 corresponding DEST file is made sparse as well. That is the behavior\n\
229 selected by --sparse=auto. Specify --sparse=always to create a sparse DEST\n\
230 file whenever the SOURCE file contains a long enough sequence of zero bytes.\n\
231 Use --sparse=never to inhibit creation of sparse files.\n\
235 The backup suffix is `~', unless set with --suffix or SIMPLE_BACKUP_SUFFIX.\n\
236 The version control method may be selected via the --backup option or through\n\
237 the VERSION_CONTROL environment variable. Here are the values:\n\
241 none, off never make backups (even if --backup is given)\n\
242 numbered, t make numbered backups\n\
243 existing, nil numbered if numbered backups exist, simple otherwise\n\
244 simple, never always make simple backups\n\
248 As a special case, cp makes a backup of SOURCE when the force and backup\n\
249 options are given and SOURCE and DEST are the same name for an existing,\n\
252 printf (_("\nReport bugs to <%s>.\n"), PACKAGE_BUGREPORT);
257 /* Ensure that the parent directories of CONST_DST_NAME have the
258 correct protections, for the --parents option. This is done
259 after all copying has been completed, to allow permissions
260 that don't include user write/execute.
262 SRC_OFFSET is the index in CONST_DST_NAME of the beginning of the
263 source directory name.
265 ATTR_LIST is a null-terminated linked list of structures that
266 indicates the end of the filename of each intermediate directory
267 in CONST_DST_NAME that may need to have its attributes changed.
268 The command `cp --parents --preserve a/b/c d/e_dir' changes the
269 attributes of the directories d/e_dir/a and d/e_dir/a/b to match
270 the corresponding source directories regardless of whether they
271 existed before the `cp' command was given.
273 Return true if the parent of CONST_DST_NAME and any intermediate
274 directories specified by ATTR_LIST have the proper permissions
278 re_protect (char const *const_dst_name, size_t src_offset,
279 struct dir_attr *attr_list, const struct cp_options *x)
282 char *dst_name; /* A copy of CONST_DST_NAME we can change. */
283 char *src_name; /* The source name in `dst_name'. */
285 ASSIGN_STRDUPA (dst_name, const_dst_name);
286 src_name = dst_name + src_offset;
288 for (p = attr_list; p; p = p->next)
292 dst_name[p->slash_offset] = '\0';
294 if (XSTAT (x, src_name, &src_sb))
296 error (0, errno, _("failed to get attributes of %s"),
301 /* Adjust the times (and if possible, ownership) for the copy.
302 chown turns off set[ug]id bits for non-root,
303 so do the chmod last. */
305 if (x->preserve_timestamps)
307 struct timespec timespec[2];
309 timespec[0].tv_sec = src_sb.st_atime;
310 timespec[0].tv_nsec = TIMESPEC_NS (src_sb.st_atim);
311 timespec[1].tv_sec = src_sb.st_mtime;
312 timespec[1].tv_nsec = TIMESPEC_NS (src_sb.st_mtim);
314 if (utimens (dst_name, timespec))
316 error (0, errno, _("failed to preserve times for %s"),
322 if (x->preserve_ownership)
324 if (chown (dst_name, src_sb.st_uid, src_sb.st_gid) != 0
325 && ! chown_failure_ok (x))
327 error (0, errno, _("failed to preserve ownership for %s"),
333 if (x->preserve_mode | p->is_new_dir)
335 if (chmod (dst_name, src_sb.st_mode & x->umask_kill))
337 error (0, errno, _("failed to preserve permissions for %s"),
343 dst_name[p->slash_offset] = '/';
348 /* Ensure that the parent directory of CONST_DIR exists, for
349 the --parents option.
351 SRC_OFFSET is the index in CONST_DIR (which is a destination
352 directory) of the beginning of the source directory name.
353 Create any leading directories that don't already exist,
354 giving them permissions MODE.
355 If VERBOSE_FMT_STRING is nonzero, use it as a printf format
356 string for printing a message after successfully making a directory.
357 The format should take two string arguments: the names of the
358 source and destination directories.
359 Creates a linked list of attributes of intermediate directories,
360 *ATTR_LIST, for re_protect to use after calling copy.
361 Sets *NEW_DST if this function creates parent of CONST_DIR.
363 Return true if parent of CONST_DIR exists as a directory with the proper
364 permissions when done. */
366 /* FIXME: Synch this function with the one in ../lib/mkdir-p.c. */
369 make_dir_parents_private (char const *const_dir, size_t src_offset,
370 mode_t mode, char const *verbose_fmt_string,
371 struct dir_attr **attr_list, bool *new_dst,
375 char *dir; /* A copy of CONST_DIR we can change. */
376 char *src; /* Source name in DIR. */
377 char *dst_dir; /* Leading directory of DIR. */
378 size_t dirlen; /* Length of DIR. */
380 ASSIGN_STRDUPA (dir, const_dir);
382 src = dir + src_offset;
384 dirlen = dir_len (dir);
385 dst_dir = alloca (dirlen + 1);
386 memcpy (dst_dir, dir, dirlen);
387 dst_dir[dirlen] = '\0';
391 if ((*xstat) (dst_dir, &stats))
393 /* A parent of CONST_DIR does not exist.
394 Make all missing intermediate directories. */
398 while (*slash == '/')
400 while ((slash = strchr (slash, '/')))
402 /* Add this directory to the list of directories whose modes need
404 struct dir_attr *new = xmalloc (sizeof *new);
405 new->slash_offset = slash - dir;
406 new->next = *attr_list;
410 if ((*xstat) (dir, &stats))
412 /* This component does not exist. We must set
413 *new_dst and new->is_new_dir inside this loop because,
414 for example, in the command `cp --parents ../a/../b/c e_dir',
415 make_dir_parents_private creates only e_dir/../a if
416 ./b already exists. */
418 new->is_new_dir = true;
419 if (mkdir (dir, mode))
421 error (0, errno, _("cannot make directory %s"),
427 if (verbose_fmt_string != NULL)
428 printf (verbose_fmt_string, src, dir);
431 else if (!S_ISDIR (stats.st_mode))
433 error (0, 0, _("%s exists but is not a directory"),
439 new->is_new_dir = false;
444 /* Avoid unnecessary calls to `stat' when given
445 file names containing multiple adjacent slashes. */
446 while (*slash == '/')
451 /* We get here if the parent of DIR already exists. */
453 else if (!S_ISDIR (stats.st_mode))
455 error (0, 0, _("%s exists but is not a directory"), quote (dst_dir));
465 /* FILE is the last operand of this command.
466 Return true if FILE is a directory.
467 But report an error and exit if there is a problem accessing FILE,
468 or if FILE does not exist but would have to refer to an existing
469 directory if it referred to anything at all.
471 If the file exists, store the file's status into *ST.
472 Otherwise, set *NEW_DST. */
475 target_directory_operand (char const *file, struct stat *st, bool *new_dst)
477 char const *b = base_name (file);
478 size_t blen = strlen (b);
479 bool looks_like_a_dir = (blen == 0 || ISSLASH (b[blen - 1]));
480 int err = (stat (file, st) == 0 ? 0 : errno);
481 bool is_a_dir = !err && S_ISDIR (st->st_mode);
485 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));
493 /* Scan the arguments, and copy each by calling copy.
494 Return true if successful. */
497 do_copy (int n_files, char **file, const char *target_directory,
498 bool no_target_directory, struct cp_options *x)
501 bool new_dst = false;
504 if (n_files <= !target_directory)
507 error (0, 0, _("missing file operand"));
509 error (0, 0, _("missing destination file operand after %s"),
511 usage (EXIT_FAILURE);
514 if (no_target_directory)
516 if (target_directory)
517 error (EXIT_FAILURE, 0,
518 _("Cannot combine --target-directory (-t) "
519 "and --no-target-directory (-T)"));
522 error (0, 0, _("extra operand %s"), quote (file[2]));
523 usage (EXIT_FAILURE);
526 else if (!target_directory)
529 && target_directory_operand (file[n_files - 1], &sb, &new_dst))
530 target_directory = file[--n_files];
531 else if (2 < n_files)
532 error (EXIT_FAILURE, 0, _("target %s is not a directory"),
533 quote (file[n_files - 1]));
536 if (target_directory)
538 /* cp file1...filen edir
539 Copy the files `file1' through `filen'
540 to the existing directory `edir'. */
542 int (*xstat)() = (x->dereference == DEREF_COMMAND_LINE_ARGUMENTS
543 || x->dereference == DEREF_ALWAYS
547 /* Initialize these hash tables only if we'll need them.
548 The problems they're used to detect can arise only if
549 there are two or more files to copy. */
556 for (i = 0; i < n_files; i++)
559 bool parent_exists = true; /* True if dir_name (dst_name) exists. */
560 struct dir_attr *attr_list;
561 char *arg_in_concat = NULL;
564 /* Trailing slashes are meaningful (i.e., maybe worth preserving)
565 only in the source file names. */
566 if (remove_trailing_slashes)
567 strip_trailing_slashes (arg);
571 char *arg_no_trailing_slash;
573 /* Use `arg' without trailing slashes in constructing destination
574 file names. Otherwise, we can end up trying to create a
575 directory via `mkdir ("dst/foo/"...', which is not portable.
576 It fails, due to the trailing slash, on at least
577 NetBSD 1.[34] systems. */
578 ASSIGN_STRDUPA (arg_no_trailing_slash, arg);
579 strip_trailing_slashes (arg_no_trailing_slash);
581 /* Append all of `arg' (minus any trailing slash) to `dest'. */
582 dst_name = file_name_concat (target_directory,
583 arg_no_trailing_slash,
586 /* For --parents, we have to make sure that the directory
587 dir_name (dst_name) exists. We may have to create a few
588 leading directories. */
590 (make_dir_parents_private
591 (dst_name, arg_in_concat - dst_name, S_IRWXU,
592 (x->verbose ? "%s -> %s\n" : NULL),
593 &attr_list, &new_dst, xstat));
598 /* Append the last component of `arg' to `target_directory'. */
600 ASSIGN_BASENAME_STRDUPA (arg_base, arg);
601 /* For `cp -R source/.. dest', don't copy into `dest/..'. */
602 dst_name = (STREQ (arg_base, "..")
603 ? xstrdup (target_directory)
604 : file_name_concat (target_directory, arg_base,
610 /* make_dir_parents_private failed, so don't even
617 ok &= copy (arg, dst_name, new_dst, x, ©_into_self, NULL);
620 ok &= re_protect (dst_name, arg_in_concat - dst_name,
627 else /* !target_directory */
629 char const *new_dest;
630 char const *source = file[0];
631 char const *dest = file[1];
637 _("with --parents, the destination must be a directory"));
638 usage (EXIT_FAILURE);
641 /* When the force and backup options have been specified and
642 the source and destination are the same name for an existing
643 regular file, convert the user's command, e.g.,
644 `cp --force --backup foo foo' to `cp --force foo fooSUFFIX'
645 where SUFFIX is determined by any version control options used. */
647 if (x->unlink_dest_after_failed_open
648 && x->backup_type != no_backups
649 && STREQ (source, dest)
650 && !new_dst && S_ISREG (sb.st_mode))
652 static struct cp_options x_tmp;
654 new_dest = find_backup_file_name (dest, x->backup_type);
655 /* Set x->backup_type to `no_backups' so that the normal backup
656 mechanism is not used when performing the actual copy.
657 backup_type must be set to `no_backups' only *after* the above
658 call to find_backup_file_name -- that function uses
659 backup_type to determine the suffix it applies. */
661 x_tmp.backup_type = no_backups;
669 ok = copy (source, new_dest, 0, x, &unused, NULL);
676 cp_option_init (struct cp_options *x)
678 x->copy_as_regular = true;
679 x->dereference = DEREF_UNDEFINED;
680 x->unlink_dest_before_opening = false;
681 x->unlink_dest_after_failed_open = false;
682 x->hard_link = false;
683 x->interactive = I_UNSPECIFIED;
684 x->chown_privileges = chown_privileges ();
685 x->move_mode = false;
686 x->one_file_system = false;
688 x->preserve_ownership = false;
689 x->preserve_links = false;
690 x->preserve_mode = false;
691 x->preserve_timestamps = false;
693 x->require_preserve = false;
694 x->recursive = false;
695 x->sparse_mode = SPARSE_AUTO;
696 x->symbolic_link = false;
701 x->stdin_tty = false;
703 /* Find out the current file creation mask, to knock the right bits
704 when using chmod. The creation mask is set to be liberal, so
705 that created directories can be written, even if it would not
706 have been allowed with the mask this process was started with. */
707 x->umask_kill = ~ umask (0);
715 /* Given a string, ARG, containing a comma-separated list of arguments
716 to the --preserve option, set the appropriate fields of X to ON_OFF. */
718 decode_preserve_arg (char const *arg, struct cp_options *x, bool on_off)
728 static enum File_attribute const preserve_vals[] =
730 PRESERVE_MODE, PRESERVE_TIMESTAMPS,
731 PRESERVE_OWNERSHIP, PRESERVE_LINK, PRESERVE_ALL
734 /* Valid arguments to the `--preserve' option. */
735 static char const* const preserve_args[] =
737 "mode", "timestamps",
738 "ownership", "links", "all", NULL
741 char *arg_writable = xstrdup (arg);
742 char *s = arg_writable;
745 /* find next comma */
746 char *comma = strchr (s, ',');
747 enum File_attribute val;
749 /* If we found a comma, put a NUL in its place and advance. */
754 val = XARGMATCH ("--preserve", s, preserve_args, preserve_vals);
758 x->preserve_mode = on_off;
761 case PRESERVE_TIMESTAMPS:
762 x->preserve_timestamps = on_off;
765 case PRESERVE_OWNERSHIP:
766 x->preserve_ownership = on_off;
770 x->preserve_links = on_off;
774 x->preserve_mode = on_off;
775 x->preserve_timestamps = on_off;
776 x->preserve_ownership = on_off;
777 x->preserve_links = on_off;
791 main (int argc, char **argv)
795 bool make_backups = false;
796 char *backup_suffix_string;
797 char *version_control_string = NULL;
799 bool copy_contents = false;
800 char *target_directory = NULL;
801 bool no_target_directory = false;
803 initialize_main (&argc, &argv);
804 program_name = argv[0];
805 setlocale (LC_ALL, "");
806 bindtextdomain (PACKAGE, LOCALEDIR);
807 textdomain (PACKAGE);
809 atexit (close_stdout);
813 /* FIXME: consider not calling getenv for SIMPLE_BACKUP_SUFFIX unless
814 we'll actually use backup_suffix_string. */
815 backup_suffix_string = getenv ("SIMPLE_BACKUP_SUFFIX");
817 while ((c = getopt_long (argc, argv, "abdfHilLprst:uvxPRS:TV:",
824 x.sparse_mode = XARGMATCH ("--sparse", optarg,
825 sparse_type_string, sparse_type);
828 case 'a': /* Like -dpPR. */
829 x.dereference = DEREF_NEVER;
830 x.preserve_links = true;
831 x.preserve_ownership = true;
832 x.preserve_mode = true;
833 x.preserve_timestamps = true;
834 x.require_preserve = true;
838 case 'V': /* FIXME: this is deprecated. Remove it in 2001. */
840 _("warning: --version-control (-V) is obsolete; support for\
841 it\nwill be removed in some future release. Use --backup=%s instead."
848 version_control_string = optarg;
851 case COPY_CONTENTS_OPTION:
852 copy_contents = true;
856 x.preserve_links = true;
857 x.dereference = DEREF_NEVER;
861 x.unlink_dest_after_failed_open = true;
865 x.dereference = DEREF_COMMAND_LINE_ARGUMENTS;
869 x.interactive = I_ASK_USER;
877 x.dereference = DEREF_ALWAYS;
881 x.dereference = DEREF_NEVER;
884 case NO_PRESERVE_ATTRIBUTES_OPTION:
885 decode_preserve_arg (optarg, &x, false);
888 case PRESERVE_ATTRIBUTES_OPTION:
891 /* Fall through to the case for `p' below. */
895 decode_preserve_arg (optarg, &x, true);
896 x.require_preserve = true;
901 x.preserve_ownership = true;
902 x.preserve_mode = true;
903 x.preserve_timestamps = true;
904 x.require_preserve = true;
908 parents_option = true;
917 x.interactive = XARGMATCH ("--reply", optarg,
918 reply_args, reply_vals);
921 case UNLINK_DEST_BEFORE_OPENING:
922 x.unlink_dest_before_opening = true;
925 case STRIP_TRAILING_SLASHES_OPTION:
926 remove_trailing_slashes = true;
931 x.symbolic_link = true;
933 error (EXIT_FAILURE, 0,
934 _("symbolic links are not supported on this system"));
939 if (target_directory)
940 error (EXIT_FAILURE, 0,
941 _("multiple target directories specified"));
945 if (stat (optarg, &st) != 0)
946 error (EXIT_FAILURE, errno, _("accessing %s"), quote (optarg));
947 if (! S_ISDIR (st.st_mode))
948 error (EXIT_FAILURE, 0, _("target %s is not a directory"),
951 target_directory = optarg;
955 no_target_directory = true;
967 x.one_file_system = true;
972 backup_suffix_string = optarg;
975 case_GETOPT_HELP_CHAR;
977 case_GETOPT_VERSION_CHAR (PROGRAM_NAME, AUTHORS);
980 usage (EXIT_FAILURE);
984 if (x.hard_link & x.symbolic_link)
986 error (0, 0, _("cannot make both hard and symbolic links"));
987 usage (EXIT_FAILURE);
990 if (backup_suffix_string)
991 simple_backup_suffix = xstrdup (backup_suffix_string);
993 x.backup_type = (make_backups
994 ? xget_version (_("backup type"),
995 version_control_string)
999 x.umask_kill = ~ (mode_t) 0;
1001 if (x.dereference == DEREF_UNDEFINED)
1004 /* This is compatible with FreeBSD. */
1005 x.dereference = DEREF_NEVER;
1007 x.dereference = DEREF_ALWAYS;
1010 /* The key difference between -d (--no-dereference) and not is the version
1011 of `stat' to call. */
1014 x.copy_as_regular = copy_contents;
1016 /* If --force (-f) was specified and we're in link-creation mode,
1017 first remove any existing destination file. */
1018 if (x.unlink_dest_after_failed_open & (x.hard_link | x.symbolic_link))
1019 x.unlink_dest_before_opening = true;
1021 /* Allocate space for remembering copied and created files. */
1025 ok = do_copy (argc - optind, argv + optind,
1026 target_directory, no_target_directory, &x);
1030 exit (ok ? EXIT_SUCCESS : EXIT_FAILURE);