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Eric Andersenf811e071999-10-09 00:25:00 +00001/*
2 * Mini cp implementation for busybox
3 *
4 * Copyright (C) 1998 by Erik Andersen <andersee@debian.org>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 *
20 */
21
Eric Andersencc8ed391999-10-05 16:24:54 +000022#include "internal.h"
23#include <stdio.h>
Eric Andersenf811e071999-10-09 00:25:00 +000024#include <time.h>
25#include <utime.h>
26#include <dirent.h>
Eric Andersencc8ed391999-10-05 16:24:54 +000027
Eric Andersenf811e071999-10-09 00:25:00 +000028const char cp_usage[] = "cp [OPTION]... SOURCE DEST\n"
29 " or: cp [OPTION]... SOURCE... DIRECTORY\n"
30 "Copy SOURCE to DEST, or multiple SOURCE(s) to DIRECTORY.\n"
31 "\n"
32 "\t-a\tsame as -dpR\n"
33 "\t-d\tpreserve links\n"
34 "\t-p\tpreserve file attributes if possable\n"
35 "\t-R\tcopy directories recursively\n";
Eric Andersencc8ed391999-10-05 16:24:54 +000036
Eric Andersenf811e071999-10-09 00:25:00 +000037
38static int recursiveFlag = FALSE;
39static int followLinks = FALSE;
40static int preserveFlag = FALSE;
41static const char *srcName;
42static const char *destName;
Eric Andersen3c163821999-10-14 22:16:57 +000043static const char *skipName;
Eric Andersenf811e071999-10-09 00:25:00 +000044
45
46static int fileAction(const char *fileName)
Eric Andersencc8ed391999-10-05 16:24:54 +000047{
Eric Andersenf811e071999-10-09 00:25:00 +000048 char newdestName[NAME_MAX];
49 strcpy(newdestName, destName);
Eric Andersen3c163821999-10-14 22:16:57 +000050 strcat(newdestName, strstr(fileName, skipName));
Eric Andersenf811e071999-10-09 00:25:00 +000051 return (copyFile(fileName, newdestName, preserveFlag, followLinks));
52}
Eric Andersencc8ed391999-10-05 16:24:54 +000053
Eric Andersenf811e071999-10-09 00:25:00 +000054extern int cp_main(int argc, char **argv)
55{
56
57 int dirFlag;
58
59 if (argc < 3) {
60 fprintf(stderr, "Usage: %s", cp_usage);
Eric Andersen2ce1edc1999-10-12 15:42:48 +000061 exit (FALSE);
Eric Andersenf811e071999-10-09 00:25:00 +000062 }
63 argc--;
64 argv++;
65
66 /* Parse any options */
67 while (**argv == '-') {
68 while (*++(*argv))
69 switch (**argv) {
70 case 'a':
71 followLinks = TRUE;
72 preserveFlag = TRUE;
73 recursiveFlag = TRUE;
74 break;
75 case 'd':
76 followLinks = TRUE;
77 break;
78 case 'p':
79 preserveFlag = TRUE;
80 break;
81 case 'R':
82 recursiveFlag = TRUE;
83 break;
84 default:
85 fprintf(stderr, "Usage: %s\n", cp_usage);
86 exit(FALSE);
87 }
88 argc--;
89 argv++;
Eric Andersencc8ed391999-10-05 16:24:54 +000090 }
91
Eric Andersencc8ed391999-10-05 16:24:54 +000092
Eric Andersenf811e071999-10-09 00:25:00 +000093 destName = argv[argc - 1];
94
95 dirFlag = isDirectory(destName);
96
97 if ((argc > 3) && !dirFlag) {
98 fprintf(stderr, "%s: not a directory\n", destName);
Eric Andersen2ce1edc1999-10-12 15:42:48 +000099 exit (FALSE);
Eric Andersencc8ed391999-10-05 16:24:54 +0000100 }
Eric Andersenf811e071999-10-09 00:25:00 +0000101
Eric Andersen3c163821999-10-14 22:16:57 +0000102 while (argc-- > 1) {
Eric Andersenf811e071999-10-09 00:25:00 +0000103 srcName = *(argv++);
Eric Andersen3c163821999-10-14 22:16:57 +0000104 skipName = strrchr(srcName, '/');
105 if (skipName) skipName++;
106 if (recursiveAction(srcName, recursiveFlag, followLinks,
107 fileAction, fileAction) == FALSE)
108 exit( FALSE);
Eric Andersencc8ed391999-10-05 16:24:54 +0000109 }
Eric Andersen2ce1edc1999-10-12 15:42:48 +0000110 exit( TRUE);
Eric Andersencc8ed391999-10-05 16:24:54 +0000111}