xref: /openbsd-src/usr.bin/cvs/remove.c (revision 66ad965f4873a0970dea06fb53c307b8385e5a94)
1 /*	$OpenBSD: remove.c,v 1.73 2008/03/08 20:26:34 joris Exp $	*/
2 /*
3  * Copyright (c) 2005, 2006 Xavier Santolaria <xsa@openbsd.org>
4  *
5  * Permission to use, copy, modify, and distribute this software for any
6  * purpose with or without fee is hereby granted, provided that the above
7  * copyright notice and this permission notice appear in all copies.
8  *
9  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16  */
17 
18 #include <errno.h>
19 #include <string.h>
20 #include <unistd.h>
21 
22 #include "cvs.h"
23 #include "remote.h"
24 
25 extern char *__progname;
26 
27 void		cvs_remove_force(struct cvs_file *);
28 
29 static int	force_remove = 0;
30 static int	removed = 0;
31 static int	existing = 0;
32 
33 struct cvs_cmd cvs_cmd_remove = {
34 	CVS_OP_REMOVE, CVS_USE_WDIR, "remove",
35 	{ "rm", "delete" },
36 	"Remove an entry from the repository",
37 	"[-flR] [file ...]",
38 	"flR",
39 	NULL,
40 	cvs_remove
41 };
42 
43 int
44 cvs_remove(int argc, char **argv)
45 {
46 	int ch;
47 	int flags;
48 	char *arg = ".";
49 	struct cvs_recursion cr;
50 
51 	flags = CR_RECURSE_DIRS;
52 	while ((ch = getopt(argc, argv, cvs_cmd_remove.cmd_opts)) != -1) {
53 		switch (ch) {
54 		case 'f':
55 			force_remove = 1;
56 			break;
57 		case 'l':
58 			flags &= ~CR_RECURSE_DIRS;
59 			break;
60 		case 'R':
61 			flags |= CR_RECURSE_DIRS;
62 			break;
63 		default:
64 			fatal("%s", cvs_cmd_remove.cmd_synopsis);
65 		}
66 	}
67 
68 	argc -= optind;
69 	argv += optind;
70 
71 	cr.enterdir = NULL;
72 	cr.leavedir = NULL;
73 	cr.flags = flags;
74 
75 	cr.fileproc = cvs_remove_force;
76 	if (argc > 0)
77 		cvs_file_run(argc, argv, &cr);
78 	else
79 		cvs_file_run(1, &arg, &cr);
80 
81 	if (current_cvsroot->cr_method != CVS_METHOD_LOCAL) {
82 		cvs_client_connect_to_server();
83 		cr.fileproc = cvs_client_sendfile;
84 
85 		if (!(flags & CR_RECURSE_DIRS))
86 			cvs_client_send_request("Argument -l");
87 	} else {
88 		cr.fileproc = cvs_remove_local;
89 	}
90 
91 	if (argc > 0)
92 		cvs_file_run(argc, argv, &cr);
93 	else
94 		cvs_file_run(1, &arg, &cr);
95 
96 	if (current_cvsroot->cr_method != CVS_METHOD_LOCAL) {
97 		cvs_client_send_files(argv, argc);
98 		cvs_client_senddir(".");
99 		cvs_client_send_request("remove");
100 		cvs_client_get_responses();
101 	} else {
102 		if (existing != 0) {
103 			cvs_log(LP_ERR, (existing == 1) ?
104 			    "%d file exists; remove it first" :
105 			    "%d files exist; remove them first", existing);
106 		}
107 
108 		if (removed != 0) {
109 			if (verbosity > 0) {
110 				cvs_log(LP_NOTICE,
111 				    "use '%s commit' to remove %s "
112 				    "permanently", __progname, (removed > 1) ?
113 				    "these files" : "this file");
114 			}
115 		}
116 	}
117 
118 	return (0);
119 }
120 
121 void
122 cvs_remove_force(struct cvs_file *cf)
123 {
124 	if (cf->file_type != CVS_DIR) {
125 		if (cf->fd != -1 && force_remove == 1 && cvs_noexec == 0) {
126 			if (unlink(cf->file_path) == -1)
127 				fatal("cvs_remove_force: %s", strerror(errno));
128 			(void)close(cf->fd);
129 			cf->fd = -1;
130 		}
131 	}
132 }
133 
134 void
135 cvs_remove_local(struct cvs_file *cf)
136 {
137 	CVSENTRIES *entlist;
138 	char *entry, buf[MAXPATHLEN], tbuf[CVS_TIME_BUFSZ], rbuf[CVS_REV_BUFSZ];
139 	char sticky[CVS_ENT_MAXLINELEN];
140 
141 	cvs_log(LP_TRACE, "cvs_remove_local(%s)", cf->file_path);
142 
143 	if (cf->file_type == CVS_DIR) {
144 		if (verbosity > 1)
145 			cvs_log(LP_NOTICE, "Removing %s", cf->file_path);
146 		return;
147 	}
148 
149 	if (cvs_cmdop != CVS_OP_CHECKOUT && cvs_cmdop != CVS_OP_UPDATE)
150 		cvs_file_classify(cf, cvs_directory_tag);
151 
152 	if (cf->file_status == FILE_UNKNOWN) {
153 		if (verbosity > 1)
154 			cvs_log(LP_NOTICE, "nothing known about '%s'",
155 			    cf->file_path);
156 		return;
157 	}
158 
159 	if (cf->fd != -1) {
160 		if (verbosity > 1)
161 			cvs_log(LP_ERR, "file `%s' still in working directory",
162 			    cf->file_name);
163 		existing++;
164 	} else {
165 		switch (cf->file_status) {
166 		case FILE_REMOVE_ENTRY:
167 			entlist = cvs_ent_open(cf->file_wd);
168 			cvs_ent_remove(entlist, cf->file_name);
169 			cvs_ent_close(entlist, ENT_SYNC);
170 
171 			(void)xsnprintf(buf, sizeof(buf), "%s/%s/%s%s",
172 			    cf->file_path, CVS_PATH_CVSDIR, cf->file_name,
173 			    CVS_DESCR_FILE_EXT);
174 
175 			(void)unlink(buf);
176 
177 			if (verbosity > 1) {
178 				cvs_log(LP_NOTICE, "removed `%s'",
179 				    cf->file_name);
180 			}
181 			return;
182 		case FILE_REMOVED:
183 			if (verbosity > 0) {
184 				cvs_log(LP_ERR,
185 				    "file `%s' already scheduled for removal",
186 				    cf->file_name);
187 			}
188 			return;
189 		default:
190 			rcsnum_tostr(cf->file_ent->ce_rev, rbuf, sizeof(rbuf));
191 
192 			ctime_r(&cf->file_ent->ce_mtime, tbuf);
193 			tbuf[strcspn(tbuf, "\n")] = '\0';
194 
195 			sticky[0] = '\0';
196 			if (cf->file_ent->ce_tag != NULL)
197 				(void)xsnprintf(sticky, sizeof(sticky), "T%s",
198 				    cf->file_ent->ce_tag);
199 
200 			entry = xmalloc(CVS_ENT_MAXLINELEN);
201 			cvs_ent_line_str(cf->file_name, rbuf, tbuf,
202 			    cf->file_ent->ce_opts ? : "", sticky, 0, 1,
203 			    entry, CVS_ENT_MAXLINELEN);
204 
205 			if (cvs_server_active == 1) {
206 				cvs_server_update_entry("Checked-in", cf);
207 				cvs_remote_output(entry);
208 			} else {
209 				entlist = cvs_ent_open(cf->file_wd);
210 				cvs_ent_add(entlist, entry);
211 				cvs_ent_close(entlist, ENT_SYNC);
212 			}
213 
214 			xfree(entry);
215 
216 			if (verbosity > 0) {
217 				cvs_log(LP_NOTICE,
218 				    "scheduling file `%s' for removal",
219 				    cf->file_name);
220 			}
221 
222 			cf->file_status = FILE_REMOVED;
223 			removed++;
224 			break;
225 		}
226 	}
227 }
228