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/* $OpenBSD: release.c,v 1.25 2005/12/24 19:07:52 xsa Exp $ */
/*
* Copyright (c) 2005 Xavier Santolaria <xsa@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/types.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 UPDCMD_FLAGS "-n -q -d"
extern char *__progname;
static int cvs_release_init(struct cvs_cmd *, int, char **, int *);
static int cvs_release_pre_exec(struct cvsroot *);
static int cvs_release_yesno(void);
static int cvs_release_dir(CVSFILE *, void *);
struct cvs_cmd cvs_cmd_release = {
CVS_OP_RELEASE, CVS_REQ_RELEASE, "release",
{ "re", "rel" },
"Release",
"[-d]",
"d",
NULL,
CF_NOFILES,
cvs_release_init,
cvs_release_pre_exec,
cvs_release_dir,
cvs_release_dir,
NULL,
NULL,
CVS_CMD_SENDDIR | CVS_CMD_SENDARGS2 | CVS_CMD_ALLOWSPEC
};
static int dflag; /* -d option */
static int
cvs_release_init(struct cvs_cmd *cmd, int argc, char **argv, int *arg)
{
int ch;
while ((ch = getopt(argc, argv, cmd->cmd_opts)) != -1) {
switch (ch) {
case 'd':
dflag = 1;
break;
default:
return (CVS_EX_USAGE);
}
}
argc -= optind;
argv += optind;
*arg = optind;
if (argc == 0)
return (CVS_EX_USAGE);
return (0);
}
static int
cvs_release_pre_exec(struct cvsroot *root)
{
if (root->cr_method != CVS_METHOD_LOCAL) {
if (dflag && cvs_sendarg(root, "-d", 0) < 0)
return (CVS_EX_PROTO);
}
return (0);
}
/*
* cvs_release_yesno()
*
* Read from standart input for `y' or `Y' character.
* Returns 0 on success, or -1 on failure.
*/
static int
cvs_release_yesno(void)
{
int c, ret;
ret = 0;
fflush(stderr);
fflush(stdout);
if ((c = getchar()) != 'y' && c != 'Y')
ret = -1;
else
while (c != EOF && c != '\n')
c = getchar();
return (ret);
}
/*
* cvs_release_dir()
*
* Release specified directorie(s).
* Returns 0 on success, or -1 on failure.
*/
static int
cvs_release_dir(CVSFILE *cf, void *arg)
{
FILE *fp;
int j, l;
char *wdir, cwd[MAXPATHLEN];
char buf[256], dpath[MAXPATHLEN], updcmd[1024];
struct stat st;
struct cvsroot *root;
j = 0;
root = CVS_DIR_ROOT(cf);
/* XXX kept for compat reason of `cvs update' output */
/* save current working directory for further use */
if ((wdir = getcwd(cwd, sizeof(cwd))) == NULL) {
cvs_log(LP_ERRNO, "cannot get current dir");
return (CVS_EX_FILE);
}
cvs_file_getpath(cf, dpath, sizeof(dpath));
if (cf->cf_type == DT_DIR) {
if (!strcmp(cf->cf_name, "."))
return (0);
/* chdir before running the `cvs update' command */
cvs_chdir(dpath, 0);
/* test if dir has CVS/ directory */
if (stat(CVS_PATH_CVSDIR, &st) == -1) {
if (verbosity > 0)
cvs_log(LP_ERR,
"no repository directory: %s", dpath);
return (0);
}
} else {
if (verbosity > 0)
cvs_log(LP_ERR, "no such directory: %s", dpath);
return (0);
}
/* construct `cvs update' command */
l = snprintf(updcmd, sizeof(updcmd), "%s %s %s update",
__progname, UPDCMD_FLAGS, root->cr_str);
if (l == -1 || l >= (int)sizeof(updcmd))
return (CVS_EX_DATA);
/* XXX we should try to avoid a new connection ... */
cvs_log(LP_TRACE, "cvs_release_dir() popen(%s,r)", updcmd);
if ((fp = popen(updcmd, "r")) == NULL) {
cvs_log(LP_ERR, "cannot run command `%s'", updcmd);
return (CVS_EX_DATA);
}
while (fgets(buf, (int)sizeof(buf), fp) != NULL) {
if (strchr("ACMPRU", buf[0]))
j++;
(void)fputs(buf, stdout);
}
if (pclose(fp) != 0) {
cvs_log(LP_ERR, "unable to release `%s'", dpath);
/* change back to original working dir */
cvs_chdir(wdir, 0);
}
printf("You have [%d] altered file%s in this repository.\n",
j, j > 1 ? "s" : "");
while (fgets(buf, (int)sizeof(buf), fp) != NULL) {
if (strchr("ACMPRU", buf[0]))
j++;
(void)fputs(buf, stdout);
}
printf("Are you sure you want to release %sdirectory `%s': ",
dflag ? "(and delete) " : "", dpath);
if (cvs_release_yesno() == -1) { /* No */
fprintf(stderr,
"** `%s' aborted by user choice.\n", cvs_command);
/* change back to original working dir */
cvs_chdir(wdir, 0);
return (-1);
}
/* change back to original working dir */
cvs_chdir(wdir, 0);
if (dflag == 1) {
if (cvs_rmdir(dpath) != 0)
return (CVS_EX_FILE);
}
return (0);
}
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