File: [local] / src / usr.bin / cvs / checkout.c (download)
Revision 1.51, Fri Mar 24 13:34:27 2006 UTC (18 years, 2 months ago) by ray
Branch: MAIN
Changes since 1.50: +3 -4 lines
Remove unused variables, better integer types, prevent fallthroughs.
Found by lint.
Compare char * variables against NULL for consistency and add
parentheses around complicated comparisons, suggested by xsa@.
OK xsa@
|
/* $OpenBSD: checkout.c,v 1.51 2006/03/24 13:34:27 ray 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 "includes.h"
#include "cvs.h"
#include "log.h"
#include "proto.h"
#define CVS_LISTMOD 1
#define CVS_STATMOD 2
static int cvs_checkout_init(struct cvs_cmd *, int, char **, int *);
static int cvs_checkout_pre_exec(struct cvsroot *);
static int cvs_checkout_local(CVSFILE *cf, void *);
struct cvs_cmd cvs_cmd_checkout = {
CVS_OP_CHECKOUT, CVS_REQ_CO, "checkout",
{ "co", "get" },
"Checkout sources for editing",
"[-AcflNnPpRs] [-D date | -r tag] [-d dir] [-j rev] [-k mode] "
"[-t id] module ...",
"AcD:d:fj:k:lNnPRr:st:",
NULL,
0,
cvs_checkout_init,
cvs_checkout_pre_exec,
NULL,
NULL,
NULL,
NULL,
CVS_CMD_ALLOWSPEC | CVS_CMD_SENDDIR
};
struct cvs_cmd cvs_cmd_export = {
CVS_OP_EXPORT, CVS_REQ_EXPORT, "export",
{ "ex", "exp" },
"Extract copy of a module without management directories",
"[-flNnR] [-d dir] [-k mode] -D date | -r tag module ...",
"D:d:fk:lNnRr:",
NULL,
0,
cvs_checkout_init,
cvs_checkout_pre_exec,
NULL,
NULL,
NULL,
NULL,
CVS_CMD_ALLOWSPEC | CVS_CMD_SENDDIR
};
static char *currepo = NULL;
static DIR *dirp = NULL;
static int cwdfd = -1;
static char *date, *tag, *koptstr, *tgtdir, *rcsid;
static int statmod = 0;
static int shorten = 0;
static int usehead = 0;
static int kflag = RCS_KWEXP_DEFAULT;
/* modules */
static char **co_mods;
static int co_nmod;
/* XXX checkout has issues in remote mode, -N gets seen as module */
static int
cvs_checkout_init(struct cvs_cmd *cmd, int argc, char **argv, int *arg)
{
int ch;
date = tag = koptstr = tgtdir = rcsid = NULL;
while ((ch = getopt(argc, argv, cmd->cmd_opts)) != -1) {
switch (ch) {
case 'A':
break;
case 'c':
statmod = CVS_LISTMOD;
break;
case 'D':
date = optarg;
cmd->cmd_flags |= CVS_CMD_PRUNEDIRS;
break;
case 'd':
tgtdir = optarg;
shorten = 1;
break;
case 'f':
usehead = 1;
break;
case 'j':
break;
case 'k':
koptstr = optarg;
kflag = rcs_kflag_get(koptstr);
if (RCS_KWEXP_INVAL(kflag)) {
cvs_log(LP_ERR,
"invalid RCS keyword expansion mode");
rcs_kflag_usage();
return (CVS_EX_USAGE);
}
break;
case 'P':
cmd->cmd_flags |= CVS_CMD_PRUNEDIRS;
break;
case 'N':
shorten = 0;
break;
case 'p':
cvs_noexec = 1; /* no locks will be created */
break;
case 'r':
tag = optarg;
cmd->cmd_flags |= CVS_CMD_PRUNEDIRS;
break;
case 's':
statmod = CVS_STATMOD;
break;
case 't':
rcsid = optarg;
break;
default:
return (CVS_EX_USAGE);
}
}
argc -= optind;
argv += optind;
co_mods = argv;
co_nmod = argc;
if ((statmod == 0) && (argc == 0))
fatal("must specify at least one module or directory");
if (statmod && (argc > 0))
fatal("-c and -s must not get any arguments");
/* `export' command exceptions */
if (cvs_cmdop == CVS_OP_EXPORT) {
if ((tag == NULL) && (date == NULL))
fatal("must specify a tag or date");
/* we don't want numerical revisions here */
if ((tag != NULL) && (rcsnum_parse(tag) != NULL))
fatal("tag `%s' must be a symbolic tag", tag);
}
*arg = optind;
return (0);
}
static int
cvs_checkout_pre_exec(struct cvsroot *root)
{
int i, ret;
char *sp, repo[MAXPATHLEN];
if ((dirp = opendir(".")) == NULL)
fatal("cvs_checkout_pre_exec: opendir failed");
cwdfd = dirfd(dirp);
for (i = 0; i < co_nmod; i++) {
if ((sp = strchr(co_mods[i], '/')) != NULL)
*sp = '\0';
if ((mkdir(co_mods[i], 0755) == -1) && (errno != EEXIST))
fatal("cvs_checkout_pre_exec: mkdir `%s': %s",
co_mods[i], strerror(errno));
cvs_mkadmin(co_mods[i], root->cr_str, co_mods[i], NULL,
NULL, 0);
if (sp != NULL)
*sp = '/';
}
if (root->cr_method == CVS_METHOD_LOCAL) {
if ((dirp = opendir(".")) == NULL)
fatal("cvs_checkout_pre_exec: opendir failed");
cwdfd = dirfd(dirp);
for (i = 0; i < co_nmod; i++) {
if (strlcpy(repo, root->cr_dir, sizeof(repo)) >=
sizeof(repo) ||
strlcat(repo, "/", sizeof(repo)) >= sizeof(repo) ||
strlcat(repo, co_mods[i], sizeof(repo)) >=
sizeof(repo))
fatal("cvs_checkout_pre_exec: path truncation");
currepo = co_mods[i];
ret = cvs_file_get(repo, CF_RECURSE | CF_REPO |
CF_IGNORE, cvs_checkout_local, NULL, NULL);
if (ret != CVS_EX_OK) {
closedir(dirp);
return (ret);
}
}
closedir(dirp);
} else {
/*
* These arguments are for the expand-modules
* command that we send to the server before requesting
* a checkout.
*/
for (i = 0; i < co_nmod; i++)
cvs_sendarg(root, co_mods[i], 0);
cvs_sendreq(root, CVS_REQ_DIRECTORY, ".");
cvs_sendln(root, root->cr_dir);
cvs_sendreq(root, CVS_REQ_XPANDMOD, NULL);
if (usehead == 1)
cvs_sendarg(root, "-f", 0);
if (tgtdir != NULL) {
cvs_sendarg(root, "-d", 0);
cvs_sendarg(root, tgtdir, 0);
}
if (shorten == 0)
cvs_sendarg(root, "-N", 0);
if (cvs_cmd_checkout.cmd_flags & CVS_CMD_PRUNEDIRS);
cvs_sendarg(root, "-P", 0);
for (i = 0; i < co_nmod; i++)
cvs_sendarg(root, co_mods[i], 0);
if (statmod == CVS_LISTMOD)
cvs_sendarg(root, "-c", 0);
else if (statmod == CVS_STATMOD)
cvs_sendarg(root, "-s", 0);
if (tag != NULL) {
cvs_sendarg(root, "-r", 0);
cvs_sendarg(root, tag, 0);
}
if (date != NULL) {
cvs_sendarg(root, "-D", 0);
cvs_sendarg(root, date, 0);
}
}
return (0);
}
static int
cvs_checkout_local(CVSFILE *cf, void *arg)
{
char rcspath[MAXPATHLEN], fpath[MAXPATHLEN];
RCSFILE *rf;
struct cvsroot *root;
static int inattic = 0;
/* we don't want these */
if ((cf->cf_type == DT_DIR) && !strcmp(cf->cf_name, "Attic")) {
inattic = 1;
return (CVS_EX_OK);
}
root = CVS_DIR_ROOT(cf);
cvs_file_getpath(cf, fpath, sizeof(fpath));
cvs_rcs_getpath(cf, rcspath, sizeof(rcspath));
if (cf->cf_type == DT_DIR) {
inattic = 0;
if (verbosity > 1)
cvs_log(LP_INFO, "Updating %s", fpath);
if (cvs_cmdop != CVS_OP_SERVER) {
/*
* We pass an empty repository name to
* cvs_create_dir(), because it will correctly
* create the repository directory for us.
*/
if (cvs_create_dir(fpath, 1, root->cr_dir, NULL) < 0)
fatal("cvs_checkout_local: cvs_create_dir failed");
if (fchdir(cwdfd) < 0)
fatal("cvs_checkout_local: fchdir failed");
} else {
/*
* TODO: send responses to client so it'll
* create it's directories.
*/
}
return (CVS_EX_OK);
}
if (inattic == 1)
return (CVS_EX_OK);
if ((rf = rcs_open(rcspath, RCS_READ)) == NULL)
fatal("cvs_checkout_local: rcs_open `%s': %s", rcspath,
rcs_errstr(rcs_errno));
if (cvs_checkout_rev(rf, rf->rf_head, cf, fpath,
(cvs_cmdop != CVS_OP_SERVER) ? 1 : 0,
CHECKOUT_REV_CREATED) < 0)
fatal("cvs_checkout_local: cvs_checkout_rev failed");
rcs_close(rf);
cvs_printf("U %s\n", fpath);
return (0);
}