Annotation of src/usr.bin/cvs/init.c, Revision 1.25
1.25 ! joris 1: /* $OpenBSD: init.c,v 1.24 2006/06/13 06:52:11 joris Exp $ */
1.1 jfb 2: /*
3: * Copyright (c) 2004 Jean-Francois Brousseau <jfb@openbsd.org>
1.23 xsa 4: * Copyright (c) 2006 Xavier Santolaria <xsa@openbsd.org>
1.8 tedu 5: * All rights reserved.
1.1 jfb 6: *
1.8 tedu 7: * Redistribution and use in source and binary forms, with or without
8: * modification, are permitted provided that the following conditions
9: * are met:
1.1 jfb 10: *
1.8 tedu 11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
1.1 jfb 13: * 2. The name of the author may not be used to endorse or promote products
1.8 tedu 14: * derived from this software without specific prior written permission.
1.1 jfb 15: *
16: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
17: * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
18: * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
19: * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
20: * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
21: * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
22: * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
23: * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
24: * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
1.8 tedu 25: * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
1.1 jfb 26: */
27:
1.20 xsa 28: #include "includes.h"
1.1 jfb 29:
30: #include "cvs.h"
1.23 xsa 31: #include "init.h"
1.1 jfb 32: #include "log.h"
33:
1.23 xsa 34: int cvs_init(int, char **);
35: void cvs_init_local(void);
1.1 jfb 36:
1.23 xsa 37: static void init_mkdir(const char *, mode_t);
38: static void init_mkfile(char *, const char *const *);
1.1 jfb 39:
1.23 xsa 40: struct cvsroot_file {
41: char *cf_path;
42: const char *const *cf_content;
43: };
44:
45: static const struct cvsroot_file cvsroot_files[] = {
46: { CVS_PATH_CHECKOUTLIST, NULL },
47: { CVS_PATH_COMMITINFO, NULL },
48: { CVS_PATH_CONFIG, config_contents },
49: { CVS_PATH_CVSWRAPPERS, NULL },
50: { CVS_PATH_EDITINFO, NULL },
51: { CVS_PATH_HISTORY, NULL },
52: { CVS_PATH_LOGINFO, NULL },
53: { CVS_PATH_MODULES, NULL },
54: { CVS_PATH_NOTIFY_R, NULL },
55: { CVS_PATH_RCSINFO, NULL },
56: { CVS_PATH_TAGINFO, NULL },
57: { CVS_PATH_VALTAGS, NULL },
58: { CVS_PATH_VERIFYMSG, NULL }
59: };
1.1 jfb 60:
1.23 xsa 61: static const char *cvsroot_dirs[2] = {
62: CVS_PATH_ROOT, CVS_PATH_EMPTYDIR
1.1 jfb 63: };
64:
1.23 xsa 65: #define INIT_NFILES (sizeof(cvsroot_files)/sizeof(cvsroot_files[0]))
66: #define INIT_NDIRS (sizeof(cvsroot_dirs)/sizeof(cvsroot_dirs[0]))
1.12 joris 67:
1.16 jfb 68: struct cvs_cmd cvs_cmd_init = {
1.25 ! joris 69: CVS_OP_INIT, 0, "init",
1.16 jfb 70: { },
71: "Create a CVS repository if it doesn't exist",
72: "",
73: "",
1.12 joris 74: NULL,
1.23 xsa 75: cvs_init
1.12 joris 76: };
1.1 jfb 77:
1.23 xsa 78: int
79: cvs_init(int argc, char **argv)
1.18 xsa 80: {
1.23 xsa 81: if (argc > 1)
1.24 joris 82: fatal("init does not take any extra arguments");
1.23 xsa 83:
84: if (current_cvsroot->cr_method == CVS_METHOD_LOCAL)
85: cvs_init_local();
1.18 xsa 86:
87: return (0);
88: }
89:
1.23 xsa 90: void
91: cvs_init_local(void)
92: {
93: u_int i;
94: char *path;
95:
96: cvs_log(LP_TRACE, "cvs_init_local()");
97:
98: /* Create repository root directory if it does not already exist */
99: init_mkdir(current_cvsroot->cr_dir, 0777);
100:
101: path = xmalloc(MAXPATHLEN);
102:
103: for (i = 0; i < INIT_NDIRS; i++) {
104: if (cvs_path_cat(current_cvsroot->cr_dir,
105: cvsroot_dirs[i], path, MAXPATHLEN) >= MAXPATHLEN)
106: fatal("cvs_init_local: truncation");
107:
108: init_mkdir(path, 0777);
109: }
110:
111: for (i = 0; i < INIT_NFILES; i++) {
112: if (cvs_path_cat(current_cvsroot->cr_dir,
113: cvsroot_files[i].cf_path, path, MAXPATHLEN) >= MAXPATHLEN)
114: fatal("cvs_init_local: truncation");
115:
116: init_mkfile(path, cvsroot_files[i].cf_content);
117: }
118:
119: xfree(path);
120: }
121:
1.21 xsa 122: static void
1.23 xsa 123: init_mkdir(const char *path, mode_t mode)
1.1 jfb 124: {
1.18 xsa 125: struct stat st;
1.4 jfb 126:
1.23 xsa 127: if (mkdir(path, mode) == -1) {
128: if (!(errno == EEXIST ||
129: (errno == EACCES && (stat(path, &st) == 0) &&
130: S_ISDIR(st.st_mode)))) {
131: fatal("init_mkdir: mkdir: `%s': %s",
132: path, strerror(errno));
1.18 xsa 133: }
134: }
1.23 xsa 135: }
136:
137: static void
138: init_mkfile(char *path, const char *const *content)
139: {
140: BUF *b;
141: size_t len;
142: int fd, openflags, rcsflags;
143: char *d, *rpath;
144: const char *const *p;
145: RCSFILE *file;
146:
147: len = 0;
148: fd = -1;
149: d = NULL;
150: openflags = O_WRONLY|O_CREAT|O_EXCL;
151: rcsflags = RCS_RDWR|RCS_CREATE;
152:
153: if ((fd = open(path, openflags, 0444)) == -1)
154: fatal("init_mkfile: open: `%s': %s", path, strerror(errno));
155:
156: if (content != NULL) {
157: for (p = content; *p != NULL; ++p) {
158: len = strlen(*p);
159: b = cvs_buf_alloc(len, BUF_AUTOEXT);
1.18 xsa 160:
1.23 xsa 161: if (cvs_buf_append(b, *p, strlen(*p)) < 0)
162: fatal("init_mkfile: cvs_buf_append");
1.1 jfb 163:
1.23 xsa 164: if (cvs_buf_write_fd(b, fd) < 0)
165: fatal("init_mkfile: cvs_buf_write_fd");
166:
167: cvs_buf_free(b);
1.1 jfb 168: }
169: }
1.23 xsa 170:
171: /*
172: * Make sure history and val-tags files are world-writable.
173: * Every user should be able to write to them.
174: */
175: if (strcmp(strrchr(CVS_PATH_HISTORY, '/'), strrchr(path, '/')) == 0 ||
176: strcmp(strrchr(CVS_PATH_VALTAGS, '/'), strrchr(path, '/')) == 0) {
177: (void)fchmod(fd, 0666);
178: goto out;
179: }
180:
181: rpath = xstrdup(path);
182: if (strlcat(rpath, RCS_FILE_EXT, MAXPATHLEN) >= MAXPATHLEN)
183: fatal("init_mkfile: truncation");
184:
185: if ((file = rcs_open(rpath, fd, rcsflags, 0444)) == NULL)
186: fatal("failed to create RCS file for `%s'", path);
187:
188: if ((b = cvs_buf_load(path, BUF_AUTOEXT)) == NULL)
189: fatal("init_mkfile: failed to load %s", path);
190:
191: cvs_buf_putc(b, '\0');
192: d = cvs_buf_release(b);
193:
194: if (rcs_rev_add(file, RCS_HEAD_REV, "initial checkin", -1, NULL) == -1)
195: fatal("init_mkfile: failed to add new revision");
196:
197: if (rcs_deltatext_set(file, file->rf_head, d) == -1)
198: fatal("init_mkfile: failed to set delta");
199:
200: file->rf_flags &= ~RCS_SYNCED;
201: rcs_close(file);
202: xfree(rpath);
203: out:
204: (void)close(fd);
205:
206: if (d != NULL)
207: xfree(d);
1.1 jfb 208: }
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