Annotation of src/usr.bin/cvs/release.c, Revision 1.10
1.10 ! xsa 1: /* $OpenBSD: release.c,v 1.9 2005/05/31 08:26:40 xsa Exp $ */
1.1 xsa 2: /*
3: * Copyright (c) 2005 Xavier Santolaria <xsa@openbsd.org>
4: * All rights reserved.
5: *
6: * Redistribution and use in source and binary forms, with or without
7: * modification, are permitted provided that the following conditions
8: * are met:
9: *
10: * 1. Redistributions of source code must retain the above copyright
11: * notice, this list of conditions and the following disclaimer.
12: * 2. The name of the author may not be used to endorse or promote products
13: * derived from this software without specific prior written permission.
14: *
15: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
16: * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
17: * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
18: * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19: * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20: * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
21: * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
22: * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
23: * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
24: * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25: */
26:
27: #include <sys/types.h>
28: #include <sys/stat.h>
29:
30: #include <errno.h>
31: #include <fcntl.h>
32: #include <stdio.h>
33: #include <stdlib.h>
34: #include <string.h>
35: #include <unistd.h>
36:
37: #include "cvs.h"
38: #include "log.h"
39: #include "proto.h"
40:
1.3 xsa 41: #define UPDCMD_FLAGS "-n -q -d"
42:
43: extern char *__progname;
1.1 xsa 44:
1.7 jfb 45: static int cvs_release_init (struct cvs_cmd *, int, char **, int *);
46: static int cvs_release_pre_exec (struct cvsroot *);
47: static int cvs_release_yesno (void);
48: static int cvs_release_dir (CVSFILE *, void *);
49:
50: struct cvs_cmd cvs_cmd_release = {
51: CVS_OP_RELEASE, CVS_REQ_RELEASE, "release",
52: { },
53: "Release",
54: "[-d]",
55: "d",
56: NULL,
57: 0,
58: cvs_release_init,
59: cvs_release_pre_exec,
1.1 xsa 60: cvs_release_dir,
1.7 jfb 61: cvs_release_dir,
62: NULL,
63: NULL,
1.1 xsa 64: CVS_CMD_SENDDIR | CVS_CMD_SENDARGS2 | CVS_CMD_ALLOWSPEC
65: };
66:
67: static int dflag; /* -d option */
68:
69: static int
1.7 jfb 70: cvs_release_init(struct cvs_cmd *cmd, int argc, char **argv, int *arg)
1.1 xsa 71: {
72: int ch;
73:
1.7 jfb 74: while ((ch = getopt(argc, argv, cmd->cmd_opts)) != -1) {
1.1 xsa 75: switch (ch) {
76: case 'd':
77: dflag = 1;
78: break;
79: default:
80: return (CVS_EX_USAGE);
81: }
82: }
83:
84: argc -= optind;
85: argv += optind;
86: *arg = optind;
87:
88: if (argc == 0)
89: return (CVS_EX_USAGE);
90:
91: return (0);
92: }
93:
94: static int
1.7 jfb 95: cvs_release_pre_exec(struct cvsroot *root)
1.1 xsa 96: {
97: if (dflag && cvs_sendarg(root, "-d", 0) < 0)
98: return (CVS_EX_PROTO);
99:
100: return (0);
101: }
102:
103: /*
104: * cvs_release_yesno()
105: *
106: * Read from standart input for `y' or `Y' character.
107: * Returns 0 on success, or -1 on failure.
108: */
109: static int
110: cvs_release_yesno(void)
111: {
112: int c, ret;
113:
114: ret = 0;
1.5 jfb 115:
1.1 xsa 116: fflush (stderr);
117: fflush (stdout);
118:
119: if ((c = getchar()) != 'y' && c != 'Y')
120: ret = -1;
121: else
122: while (c != EOF && c != '\n')
123: c = getchar();
124:
125: return (ret);
126: }
127:
128: /*
129: * cvs_release_dir()
130: *
131: * Release specified directorie(s).
132: * Returns 0 on success, or -1 on failure.
133: */
134: static int
135: cvs_release_dir(CVSFILE *cdir, void *arg)
136: {
1.3 xsa 137: FILE *fp;
1.1 xsa 138: int j, l;
1.4 xsa 139: char *wdir, cwd[MAXPATHLEN];
1.3 xsa 140: char buf[256], cdpath[MAXPATHLEN], dpath[MAXPATHLEN];
141: char updcmd[MAXPATHLEN]; /* XXX find a better size; malloc()?? */
1.1 xsa 142: struct stat st;
143: struct cvsroot *root;
144:
145: j = 0; /* number of altered files in the working copy */
146:
147: root = CVS_DIR_ROOT(cdir);
148:
149: cvs_file_getpath(cdir, dpath, sizeof(dpath));
150:
151: l = snprintf(cdpath, sizeof(cdpath), "%s/" CVS_PATH_CVSDIR, dpath);
152: if (l == -1 || l >= (int)sizeof(cdpath)) {
153: errno = ENAMETOOLONG;
154: cvs_log(LP_ERRNO, "%s", cdpath);
1.6 joris 155: return (CVS_EX_DATA);
1.1 xsa 156: }
157:
158: if (cdir->cf_type == DT_DIR) {
159: if (!strcmp(CVS_FILE_NAME(cdir), "."))
160: return (0);
161: else {
162: /* test if dir has CVS/ directory */
163: if (stat(cdpath, &st) == -1) {
164: cvs_log(LP_ERR,
165: "no repository directory: %s", dpath);
166: return (0);
167: }
168: }
169:
170: if (root->cr_method != CVS_METHOD_LOCAL) {
1.4 xsa 171: /* XXX kept for compat reason of `cvs update' output */
172: /* save current working directory for further use */
173: if ((wdir = getcwd(cwd, sizeof(cwd))) == NULL)
174: cvs_log(LP_ERRNO, "cannot get current dir");
175:
1.3 xsa 176: /* change dir before running the `cvs update' command */
1.4 xsa 177: if (chdir(dpath) == -1) {
178: cvs_log(LP_ERRNO, "cannot change to dir `%s'",
179: dpath);
1.6 joris 180: return (CVS_EX_FILE);
1.4 xsa 181: }
1.3 xsa 182:
183: /* construct `cvs update' command */
184: l = snprintf(updcmd, sizeof(updcmd), "%s %s %s update",
185: __progname, UPDCMD_FLAGS, root->cr_str);
186: if (l == -1 || l >= (int)sizeof(updcmd))
1.6 joris 187: return (CVS_EX_DATA);
1.3 xsa 188:
189: /* XXX we should try to avoid a new connection ... */
190: if ((fp = popen(updcmd, "r")) == NULL) {
1.9 xsa 191: cvs_log(LP_ERR, "cannot run command `%s'",
1.3 xsa 192: updcmd);
1.6 joris 193: return (CVS_EX_DATA);
1.3 xsa 194: }
1.1 xsa 195:
1.3 xsa 196: while (fgets(buf, sizeof(buf), fp) != NULL) {
197: if (strchr("ACMPRU", buf[0]))
198: j++;
199: (void)fputs(buf, stdout);
200: }
201:
202: if (pclose(fp) != 0) {
1.9 xsa 203: cvs_log(LP_ERR, "unable to release `%s'",
1.3 xsa 204: dpath);
1.6 joris 205: return (CVS_EX_DATA);
1.3 xsa 206: }
1.1 xsa 207:
1.3 xsa 208: printf("You have [%d] altered file%s in this "
209: "repository.\n", j, j > 1 ? "s" : "");
1.4 xsa 210:
1.1 xsa 211: printf("Are you sure you want to release "
212: "%sdirectory `%s': ",
213: dflag ? "(and delete) " : "", dpath);
214:
215: if (cvs_release_yesno() == -1) { /* No */
216: (void)fprintf(stderr,
217: "** `%s' aborted by user choice.\n",
218: cvs_command);
219: return (-1);
220: }
221:
1.4 xsa 222: /* change back to original working dir */
223: if (chdir(wdir) == -1) {
224: cvs_log(LP_ERRNO, "cannot change to original "
225: "working dir `%s'", wdir);
1.6 joris 226: return (CVS_EX_FILE);
1.4 xsa 227: }
228:
1.1 xsa 229: if (dflag == 1) {
1.10 ! xsa 230: if (!cvs_noexec && cvs_remove_dir(dpath) != 0) {
1.1 xsa 231: cvs_log(LP_ERRNO,
1.4 xsa 232: "deletion of directory `%s' failed",
1.1 xsa 233: dpath);
1.6 joris 234: return (CVS_EX_FILE);
1.1 xsa 235: }
236: }
237: }
238: } else {
239: cvs_log(LP_ERR, "no such directory: %s", dpath);
1.6 joris 240: return (CVS_EX_DATA);
1.1 xsa 241: }
242:
243: return (0);
244: }