File: [local] / src / usr.bin / cvs / init.c (download)
Revision 1.19, Mon Jul 25 12:05:43 2005 UTC (18 years, 10 months ago) by xsa
Branch: MAIN
CVS Tags: OPENBSD_3_8_BASE, OPENBSD_3_8 Changes since 1.18: +8 -8 lines
KNF;
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/* $OpenBSD: init.c,v 1.19 2005/07/25 12:05:43 xsa Exp $ */
/*
* Copyright (c) 2004 Jean-Francois Brousseau <jfb@openbsd.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
* THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/param.h>
#include <sys/stat.h>
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "cvs.h"
#include "log.h"
#include "proto.h"
#define CFT_FILE 1
#define CFT_DIR 2
struct cvsroot_file {
char *cf_path; /* path relative to CVS root directory */
u_int cf_type;
mode_t cf_mode;
} cvsroot_files[] = {
{ CVS_PATH_ROOT, CFT_DIR, (S_IRWXU|S_IRGRP|S_IXGRP|S_IROTH|S_IXOTH) },
{ CVS_PATH_EMPTYDIR, CFT_DIR, (S_IRWXU|S_IRGRP|S_IXGRP|S_IROTH|S_IXOTH) },
{ CVS_PATH_COMMITINFO, CFT_FILE, (S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH) },
{ CVS_PATH_CONFIG, CFT_FILE, (S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH) },
{ CVS_PATH_CVSIGNORE, CFT_FILE, (S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH) },
{ CVS_PATH_CVSWRAPPERS, CFT_FILE, (S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH) },
{ CVS_PATH_EDITINFO, CFT_FILE, (S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH) },
{ CVS_PATH_HISTORY, CFT_FILE, (S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH) },
{ CVS_PATH_LOGINFO, CFT_FILE, (S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH) },
{ CVS_PATH_MODULES, CFT_FILE, (S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH) },
{ CVS_PATH_NOTIFY, CFT_FILE, (S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH) },
{ CVS_PATH_RCSINFO, CFT_FILE, (S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH) },
{ CVS_PATH_TAGINFO, CFT_FILE, (S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH) },
{ CVS_PATH_VERIFYMSG, CFT_FILE, (S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH) },
};
static int cvs_init_pre_exec(struct cvsroot *);
static int cvs_init_create_files(struct cvsroot *);
struct cvs_cmd cvs_cmd_init = {
CVS_OP_INIT, CVS_REQ_INIT, "init",
{ },
"Create a CVS repository if it doesn't exist",
"",
"",
NULL,
0,
NULL,
cvs_init_pre_exec,
NULL,
NULL,
NULL,
NULL,
0
};
/*
* cvs_init_pre_exec()
*
* Local/remote handler for the "cvs init" command.
* Returns 0 on success, -1 on failure.
*/
static int
cvs_init_pre_exec(struct cvsroot *root)
{
if (root->cr_method == CVS_METHOD_LOCAL) {
if (cvs_init_create_files(root) < 0)
return (CVS_EX_FILE);
}
return (0);
}
/*
* cvs_init_create_files
*
* Create all required files for the "cvs init" command.
* Used by the local handlers.
* Returns 0 on success, -1 on failure.
*
*/
static int
cvs_init_create_files(struct cvsroot *root)
{
size_t len;
int fd;
u_int i;
char path[MAXPATHLEN];
RCSFILE *rfp;
struct stat st;
/* Create repository root directory if it does not already exist */
if (mkdir(root->cr_dir, 0777) == -1) {
if (!(errno == EEXIST || (errno == EACCES &&
(stat(root->cr_dir, &st) == 0) && S_ISDIR(st.st_mode)))) {
cvs_log(LP_ERRNO, "cannot make directory %s",
root->cr_dir);
return (CVS_EX_FILE);
}
}
/* Create the repository administrative files */
for (i = 0; i < sizeof(cvsroot_files)/sizeof(cvsroot_files[i]); i++) {
len = cvs_path_cat(root->cr_dir, cvsroot_files[i].cf_path,
path, sizeof(path));
if (len >= sizeof(path))
return (-1);
if (cvsroot_files[i].cf_type == CFT_DIR) {
if (mkdir(path, cvsroot_files[i].cf_mode) == -1) {
if (!(errno == EEXIST || (errno == EACCES &&
(stat(path, &st) == 0) &&
S_ISDIR(st.st_mode)))) {
cvs_log(LP_ERRNO,
"cannot make directory %s", path);
return (CVS_EX_FILE);
}
}
} else if (cvsroot_files[i].cf_type == CFT_FILE) {
fd = open(path, O_WRONLY|O_CREAT|O_EXCL,
cvsroot_files[i].cf_mode);
if (fd == -1) {
cvs_log(LP_ERRNO, "failed to create `%s'",
path);
return (CVS_EX_FILE);
}
(void)close(fd);
strlcat(path, RCS_FILE_EXT, sizeof(path));
rfp = rcs_open(path, RCS_WRITE|RCS_CREATE, 0640);
if (rfp == NULL) {
return (CVS_EX_DATA);
}
rcs_close(rfp);
}
}
return (0);
}