xref: /titanic_41/usr/src/tools/install.bin/install.bin.c (revision 45916cd2fec6e79bca5dee0421bd39e3c2910d1e)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #pragma ident	"%Z%%M%	%I%	%E% SMI"
28 
29 
30 #include <stdio.h>
31 #include <stdlib.h>
32 #include <strings.h>
33 #include <sys/param.h>
34 #include <fcntl.h>
35 #include <sys/errno.h>
36 #include <sys/types.h>
37 #include <sys/uio.h>
38 #include <unistd.h>
39 #include <sys/stat.h>
40 #include <errno.h>
41 #include <libgen.h>
42 #include "stdusers.h"
43 
44 
45 #define	FILE_BUFF	40960
46 
47 int supress = 0;
48 
49 
50 void
51 usage(void)
52 {
53 	(void) fprintf(stderr,
54 	    "usage: install [-sd][-m mode][-g group][-u owner] "
55 	    "-f dir file ...\n");
56 }
57 
58 void
59 file_copy(char *src_file, char *dest_file)
60 {
61 	int	src_fd;
62 	int	dest_fd;
63 	int	count;
64 	static char file_buff[FILE_BUFF];
65 
66 	if ((src_fd = open(src_file, O_RDONLY))  == -1) {
67 		perror(src_file);
68 		exit(1);
69 	}
70 
71 	if ((dest_fd = open(dest_file, O_CREAT|O_WRONLY|O_TRUNC, 0755)) == -1) {
72 		perror(dest_file);
73 		exit(1);
74 	}
75 
76 	while ((count = read(src_fd, file_buff, FILE_BUFF)) > 0) {
77 		write(dest_fd, file_buff, count);
78 	}
79 
80 	if (count == -1) {
81 		perror("file_copy(read)");
82 		exit(1);
83 	}
84 
85 	if (!supress)
86 		(void) printf("%s installed as %s\n", src_file, dest_file);
87 
88 	close(src_fd);
89 	close(dest_fd);
90 }
91 
92 
93 void
94 chown_file(const char *file, const char *group, const char *owner)
95 {
96 	gid_t	grp = -1;
97 	uid_t	own = -1;
98 
99 	if (group) {
100 		grp = stdfind(group, groupnames);
101 		if (grp < 0)
102 			(void) fprintf(stderr, "unknown group(%s)\n", group);
103 	}
104 
105 	if (owner) {
106 		own = stdfind(owner, usernames);
107 		if (own < 0) {
108 			(void) fprintf(stderr, "unknown owner(%s)\n", owner);
109 			exit(1);
110 		}
111 
112 	}
113 
114 	if (chown(file, own, grp) == -1) {
115 		perror("chown");
116 		exit(1);
117 	}
118 }
119 
120 char *
121 find_basename(const char *str)
122 {
123 	int	i;
124 	int	len;
125 
126 	len = strlen(str);
127 
128 	for (i = len-1; i >= 0; i--)
129 		if (str[i] == '/')
130 			return ((char *)(str + i + 1));
131 	return ((char *)str);
132 }
133 
134 
135 int
136 main(int argc, char **argv)
137 {
138 	int	c;
139 	int	errflg = 0;
140 	int	dirflg = 0;
141 	char	*group = NULL;
142 	char	*owner = NULL;
143 	char	*dirb = NULL;
144 	char	*ins_file = NULL;
145 	int	mode = -1;
146 	char	dest_file[MAXPATHLEN];
147 
148 
149 	while ((c = getopt(argc, argv, "f:sm:du:g:")) != EOF) {
150 		switch (c) {
151 		case 'f':
152 			dirb = optarg;
153 			break;
154 		case 'g':
155 			group = optarg;
156 			break;
157 		case 'u':
158 			owner = optarg;
159 			break;
160 		case 'd':
161 			dirflg = 1;
162 			break;
163 		case 'm':
164 			mode = strtol(optarg, NULL, 8);
165 			break;
166 		case 's':
167 			supress = 1;
168 			break;
169 		case '?':
170 			errflg++;
171 			break;
172 		}
173 	}
174 
175 	if (errflg) {
176 		usage();
177 		return (1);
178 	}
179 
180 	if (argc == optind) {
181 		usage();
182 		return (1);
183 	}
184 
185 	if (!dirflg && (dirb == NULL)) {
186 		(void) fprintf(stderr,
187 		    "install: no destination directory specified.\n");
188 		return (1);
189 	}
190 
191 
192 	for (c = optind; c < argc; c++) {
193 		ins_file = argv[c];
194 
195 		if (dirflg) {
196 			struct stat buf;
197 
198 			if (stat(ins_file, &buf) == 0) {
199 				if ((buf.st_mode & S_IFMT) == S_IFDIR)
200 					continue;
201 			} else {
202 				if (errno != ENOENT) {
203 					perror("install: stat");
204 					return (1);
205 				}
206 			}
207 
208 			(void) strcpy(dest_file, ins_file);
209 
210 			if (mkdirp(dest_file, 0755) == -1) {
211 				if (!supress) {
212 					(void) printf(
213 					    "install: mkdirp of %s failed\n",
214 					    dest_file);
215 				}
216 			} else if (!supress) {
217 				(void) printf("directory %s created\n",
218 				    dest_file);
219 			}
220 		} else {
221 			(void) strcat(strcat(strcpy(dest_file, dirb), "/"),
222 			    find_basename(ins_file));
223 			file_copy(ins_file, dest_file);
224 		}
225 
226 		if (group || owner)
227 			chown_file(dest_file, group, owner);
228 
229 		if (mode != -1) {
230 			umask(0);
231 			if (chmod(dest_file, mode) == -1) {
232 				perror("chmod");
233 				return (1);
234 			}
235 		}
236 	}
237 	return (0);
238 }
239