| 1 |  |  | /*	$OpenBSD: ci.c,v 1.224 2016/07/04 01:39:12 millert Exp $	*/ | 
    
    | 2 |  |  | /* | 
    
    | 3 |  |  |  * Copyright (c) 2005, 2006 Niall O'Higgins <niallo@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/stat.h> | 
    
    | 28 |  |  |  | 
    
    | 29 |  |  | #include <ctype.h> | 
    
    | 30 |  |  | #include <err.h> | 
    
    | 31 |  |  | #include <fcntl.h> | 
    
    | 32 |  |  | #include <stdio.h> | 
    
    | 33 |  |  | #include <stdlib.h> | 
    
    | 34 |  |  | #include <string.h> | 
    
    | 35 |  |  | #include <unistd.h> | 
    
    | 36 |  |  |  | 
    
    | 37 |  |  | #include "rcsprog.h" | 
    
    | 38 |  |  | #include "diff.h" | 
    
    | 39 |  |  |  | 
    
    | 40 |  |  | #define CI_OPTSTRING	"d::f::I::i::j::k::l::M::m::N:n:qr::s:Tt::u::Vw:x::z::" | 
    
    | 41 |  |  | #define DATE_NOW	-1 | 
    
    | 42 |  |  | #define DATE_MTIME	-2 | 
    
    | 43 |  |  |  | 
    
    | 44 |  |  | #define KW_ID		"Id" | 
    
    | 45 |  |  | #define KW_OPENBSD	"OpenBSD" | 
    
    | 46 |  |  | #define KW_AUTHOR	"Author" | 
    
    | 47 |  |  | #define KW_DATE		"Date" | 
    
    | 48 |  |  | #define KW_STATE	"State" | 
    
    | 49 |  |  | #define KW_REVISION	"Revision" | 
    
    | 50 |  |  |  | 
    
    | 51 |  |  | #define KW_TYPE_ID		1 | 
    
    | 52 |  |  | #define KW_TYPE_AUTHOR		2 | 
    
    | 53 |  |  | #define KW_TYPE_DATE		3 | 
    
    | 54 |  |  | #define KW_TYPE_STATE		4 | 
    
    | 55 |  |  | #define KW_TYPE_REVISION	5 | 
    
    | 56 |  |  |  | 
    
    | 57 |  |  | /* Maximum number of tokens in a keyword. */ | 
    
    | 58 |  |  | #define KW_NUMTOKS_MAX		10 | 
    
    | 59 |  |  |  | 
    
    | 60 |  |  | #define RCSNUM_ZERO_ENDING(x) (x->rn_id[x->rn_len - 1] == 0) | 
    
    | 61 |  |  |  | 
    
    | 62 |  |  | extern struct rcs_kw rcs_expkw[]; | 
    
    | 63 |  |  |  | 
    
    | 64 |  |  | static int workfile_fd; | 
    
    | 65 |  |  |  | 
    
    | 66 |  |  | struct checkin_params { | 
    
    | 67 |  |  | 	int flags, openflags; | 
    
    | 68 |  |  | 	mode_t fmode; | 
    
    | 69 |  |  | 	time_t date; | 
    
    | 70 |  |  | 	RCSFILE *file; | 
    
    | 71 |  |  | 	RCSNUM *frev, *newrev; | 
    
    | 72 |  |  | 	const char *description, *symbol; | 
    
    | 73 |  |  | 	char fpath[PATH_MAX], *rcs_msg, *username, *filename; | 
    
    | 74 |  |  | 	char *author, *state; | 
    
    | 75 |  |  | 	BUF *deltatext; | 
    
    | 76 |  |  | }; | 
    
    | 77 |  |  |  | 
    
    | 78 |  |  | static int	 checkin_attach_symbol(struct checkin_params *); | 
    
    | 79 |  |  | static int	 checkin_checklock(struct checkin_params *); | 
    
    | 80 |  |  | static BUF	*checkin_diff_file(struct checkin_params *); | 
    
    | 81 |  |  | static char	*checkin_getlogmsg(RCSNUM *, RCSNUM *, int); | 
    
    | 82 |  |  | static int	 checkin_init(struct checkin_params *); | 
    
    | 83 |  |  | static int	 checkin_keywordscan(BUF *, RCSNUM **, time_t *, char **, | 
    
    | 84 |  |  |     char **); | 
    
    | 85 |  |  | static int	 checkin_keywordtype(char *); | 
    
    | 86 |  |  | static void	 checkin_mtimedate(struct checkin_params *); | 
    
    | 87 |  |  | static void	 checkin_parsekeyword(char *, RCSNUM **, time_t *, char **, | 
    
    | 88 |  |  |     char **); | 
    
    | 89 |  |  | static int	 checkin_update(struct checkin_params *); | 
    
    | 90 |  |  | static int	 checkin_revert(struct checkin_params *); | 
    
    | 91 |  |  |  | 
    
    | 92 |  |  | __dead void | 
    
    | 93 |  |  | checkin_usage(void) | 
    
    | 94 |  |  | { | 
    
    | 95 |  |  | 	fprintf(stderr, | 
    
    | 96 |  |  | 	    "usage: ci [-qV] [-d[date]] [-f[rev]] [-I[rev]] [-i[rev]]\n" | 
    
    | 97 |  |  | 	    "          [-j[rev]] [-k[rev]] [-l[rev]] [-M[rev]] [-mmsg]\n" | 
    
    | 98 |  |  | 	    "          [-Nsymbol] [-nsymbol] [-r[rev]] [-sstate] [-t[str]]\n" | 
    
    | 99 |  |  | 	    "          [-u[rev]] [-wusername] [-xsuffixes] [-ztz] file ...\n"); | 
    
    | 100 |  |  |  | 
    
    | 101 |  |  | 	exit(1); | 
    
    | 102 |  |  | } | 
    
    | 103 |  |  |  | 
    
    | 104 |  |  | /* | 
    
    | 105 |  |  |  * checkin_main() | 
    
    | 106 |  |  |  * | 
    
    | 107 |  |  |  * Handler for the `ci' program. | 
    
    | 108 |  |  |  * Returns 0 on success, or >0 on error. | 
    
    | 109 |  |  |  */ | 
    
    | 110 |  |  | int | 
    
    | 111 |  |  | checkin_main(int argc, char **argv) | 
    
    | 112 |  |  | { | 
    
    | 113 |  |  | 	int fd; | 
    
    | 114 |  |  | 	int i, ch, status; | 
    
    | 115 |  |  | 	int base_flags, base_openflags; | 
    
    | 116 |  |  | 	char *rev_str; | 
    
    | 117 |  |  | 	struct checkin_params pb; | 
    
    | 118 |  |  |  | 
    
    | 119 |  |  | 	pb.date = DATE_NOW; | 
    
    | 120 |  |  | 	pb.file = NULL; | 
    
    | 121 |  |  | 	pb.rcs_msg = pb.username = pb.author = pb.state = NULL; | 
    
    | 122 |  |  | 	pb.description = pb.symbol = NULL; | 
    
    | 123 |  |  | 	pb.deltatext = NULL; | 
    
    | 124 |  |  | 	pb.newrev =  NULL; | 
    
    | 125 |  |  | 	pb.fmode = S_IRUSR|S_IRGRP|S_IROTH; | 
    
    | 126 |  |  | 	status = 0; | 
    
    | 127 |  |  | 	base_flags = INTERACTIVE; | 
    
    | 128 |  |  | 	base_openflags = RCS_RDWR|RCS_CREATE|RCS_PARSE_FULLY; | 
    
    | 129 |  |  | 	rev_str = NULL; | 
    
    | 130 |  |  |  | 
    
    | 131 |  |  | 	while ((ch = rcs_getopt(argc, argv, CI_OPTSTRING)) != -1) { | 
    
    | 132 |  |  | 		switch (ch) { | 
    
    | 133 |  |  | 		case 'd': | 
    
    | 134 |  |  | 			if (rcs_optarg == NULL) | 
    
    | 135 |  |  | 				pb.date = DATE_MTIME; | 
    
    | 136 |  |  | 			else if ((pb.date = date_parse(rcs_optarg)) == -1) | 
    
    | 137 |  |  | 				errx(1, "invalid date"); | 
    
    | 138 |  |  | 			break; | 
    
    | 139 |  |  | 		case 'f': | 
    
    | 140 |  |  | 			rcs_setrevstr(&rev_str, rcs_optarg); | 
    
    | 141 |  |  | 			base_flags |= FORCE; | 
    
    | 142 |  |  | 			break; | 
    
    | 143 |  |  | 		case 'I': | 
    
    | 144 |  |  | 			rcs_setrevstr(&rev_str, rcs_optarg); | 
    
    | 145 |  |  | 			base_flags |= INTERACTIVE; | 
    
    | 146 |  |  | 			break; | 
    
    | 147 |  |  | 		case 'i': | 
    
    | 148 |  |  | 			rcs_setrevstr(&rev_str, rcs_optarg); | 
    
    | 149 |  |  | 			base_openflags |= RCS_CREATE; | 
    
    | 150 |  |  | 			base_flags |= CI_INIT; | 
    
    | 151 |  |  | 			break; | 
    
    | 152 |  |  | 		case 'j': | 
    
    | 153 |  |  | 			rcs_setrevstr(&rev_str, rcs_optarg); | 
    
    | 154 |  |  | 			base_openflags &= ~RCS_CREATE; | 
    
    | 155 |  |  | 			base_flags &= ~CI_INIT; | 
    
    | 156 |  |  | 			break; | 
    
    | 157 |  |  | 		case 'k': | 
    
    | 158 |  |  | 			rcs_setrevstr(&rev_str, rcs_optarg); | 
    
    | 159 |  |  | 			base_flags |= CI_KEYWORDSCAN; | 
    
    | 160 |  |  | 			break; | 
    
    | 161 |  |  | 		case 'l': | 
    
    | 162 |  |  | 			rcs_setrevstr(&rev_str, rcs_optarg); | 
    
    | 163 |  |  | 			base_flags |= CO_LOCK; | 
    
    | 164 |  |  | 			break; | 
    
    | 165 |  |  | 		case 'M': | 
    
    | 166 |  |  | 			rcs_setrevstr(&rev_str, rcs_optarg); | 
    
    | 167 |  |  | 			base_flags |= CO_REVDATE; | 
    
    | 168 |  |  | 			break; | 
    
    | 169 |  |  | 		case 'm': | 
    
    | 170 |  |  | 			pb.rcs_msg = rcs_optarg; | 
    
    | 171 |  |  | 			if (pb.rcs_msg == NULL) | 
    
    | 172 |  |  | 				errx(1, "missing message for -m option"); | 
    
    | 173 |  |  | 			base_flags &= ~INTERACTIVE; | 
    
    | 174 |  |  | 			break; | 
    
    | 175 |  |  | 		case 'N': | 
    
    | 176 |  |  | 			base_flags |= CI_SYMFORCE; | 
    
    | 177 |  |  | 			/* FALLTHROUGH */ | 
    
    | 178 |  |  | 		case 'n': | 
    
    | 179 |  |  | 			pb.symbol = rcs_optarg; | 
    
    | 180 |  |  | 			if (rcs_sym_check(pb.symbol) != 1) | 
    
    | 181 |  |  | 				errx(1, "invalid symbol `%s'", pb.symbol); | 
    
    | 182 |  |  | 			break; | 
    
    | 183 |  |  | 		case 'q': | 
    
    | 184 |  |  | 			base_flags |= QUIET; | 
    
    | 185 |  |  | 			break; | 
    
    | 186 |  |  | 		case 'r': | 
    
    | 187 |  |  | 			rcs_setrevstr(&rev_str, rcs_optarg); | 
    
    | 188 |  |  | 			base_flags |= CI_DEFAULT; | 
    
    | 189 |  |  | 			break; | 
    
    | 190 |  |  | 		case 's': | 
    
    | 191 |  |  | 			pb.state = rcs_optarg; | 
    
    | 192 |  |  | 			if (rcs_state_check(pb.state) < 0) | 
    
    | 193 |  |  | 				errx(1, "invalid state `%s'", pb.state); | 
    
    | 194 |  |  | 			break; | 
    
    | 195 |  |  | 		case 'T': | 
    
    | 196 |  |  | 			base_flags |= PRESERVETIME; | 
    
    | 197 |  |  | 			break; | 
    
    | 198 |  |  | 		case 't': | 
    
    | 199 |  |  | 			/* Ignore bare -t; kept for backwards compatibility. */ | 
    
    | 200 |  |  | 			if (rcs_optarg == NULL) | 
    
    | 201 |  |  | 				break; | 
    
    | 202 |  |  | 			pb.description = rcs_optarg; | 
    
    | 203 |  |  | 			base_flags |= DESCRIPTION; | 
    
    | 204 |  |  | 			break; | 
    
    | 205 |  |  | 		case 'u': | 
    
    | 206 |  |  | 			rcs_setrevstr(&rev_str, rcs_optarg); | 
    
    | 207 |  |  | 			base_flags |= CO_UNLOCK; | 
    
    | 208 |  |  | 			break; | 
    
    | 209 |  |  | 		case 'V': | 
    
    | 210 |  |  | 			printf("%s\n", rcs_version); | 
    
    | 211 |  |  | 			exit(0); | 
    
    | 212 |  |  | 		case 'w': | 
    
    | 213 |  |  | 			free(pb.author); | 
    
    | 214 |  |  | 			pb.author = xstrdup(rcs_optarg); | 
    
    | 215 |  |  | 			break; | 
    
    | 216 |  |  | 		case 'x': | 
    
    | 217 |  |  | 			/* Use blank extension if none given. */ | 
    
    | 218 |  |  | 			rcs_suffixes = rcs_optarg ? rcs_optarg : ""; | 
    
    | 219 |  |  | 			break; | 
    
    | 220 |  |  | 		case 'z': | 
    
    | 221 |  |  | 			timezone_flag = rcs_optarg; | 
    
    | 222 |  |  | 			break; | 
    
    | 223 |  |  | 		default: | 
    
    | 224 |  |  | 			(usage)(); | 
    
    | 225 |  |  | 		} | 
    
    | 226 |  |  | 	} | 
    
    | 227 |  |  |  | 
    
    | 228 |  |  | 	argc -= rcs_optind; | 
    
    | 229 |  |  | 	argv += rcs_optind; | 
    
    | 230 |  |  |  | 
    
    | 231 |  |  | 	if (argc == 0) { | 
    
    | 232 |  |  | 		warnx("no input file"); | 
    
    | 233 |  |  | 		(usage)(); | 
    
    | 234 |  |  | 	} | 
    
    | 235 |  |  |  | 
    
    | 236 |  |  | 	if ((pb.username = getlogin()) == NULL) | 
    
    | 237 |  |  | 		err(1, "getlogin"); | 
    
    | 238 |  |  |  | 
    
    | 239 |  |  | 	for (i = 0; i < argc; i++) { | 
    
    | 240 |  |  | 		/* | 
    
    | 241 |  |  | 		 * The pb.flags and pb.openflags may change during | 
    
    | 242 |  |  | 		 * loop iteration so restore them for each file. | 
    
    | 243 |  |  | 		 */ | 
    
    | 244 |  |  | 		pb.flags = base_flags; | 
    
    | 245 |  |  | 		pb.openflags = base_openflags; | 
    
    | 246 |  |  |  | 
    
    | 247 |  |  | 		pb.filename = argv[i]; | 
    
    | 248 |  |  | 		rcs_strip_suffix(pb.filename); | 
    
    | 249 |  |  |  | 
    
    | 250 |  |  | 		if ((workfile_fd = open(pb.filename, O_RDONLY)) == -1) | 
    
    | 251 |  |  | 			err(1, "%s", pb.filename); | 
    
    | 252 |  |  |  | 
    
    | 253 |  |  | 		/* Find RCS file path. */ | 
    
    | 254 |  |  | 		fd = rcs_choosefile(pb.filename, pb.fpath, sizeof(pb.fpath)); | 
    
    | 255 |  |  |  | 
    
    | 256 |  |  | 		if (fd < 0) { | 
    
    | 257 |  |  | 			if (pb.openflags & RCS_CREATE) | 
    
    | 258 |  |  | 				pb.flags |= NEWFILE; | 
    
    | 259 |  |  | 			else { | 
    
    | 260 |  |  | 				/* XXX - Check if errno == ENOENT. */ | 
    
    | 261 |  |  | 				warnx("No existing RCS file"); | 
    
    | 262 |  |  | 				status = 1; | 
    
    | 263 |  |  | 				(void)close(workfile_fd); | 
    
    | 264 |  |  | 				continue; | 
    
    | 265 |  |  | 			} | 
    
    | 266 |  |  | 		} else { | 
    
    | 267 |  |  | 			if (pb.flags & CI_INIT) { | 
    
    | 268 |  |  | 				warnx("%s already exists", pb.fpath); | 
    
    | 269 |  |  | 				status = 1; | 
    
    | 270 |  |  | 				(void)close(fd); | 
    
    | 271 |  |  | 				(void)close(workfile_fd); | 
    
    | 272 |  |  | 				continue; | 
    
    | 273 |  |  | 			} | 
    
    | 274 |  |  | 			pb.openflags &= ~RCS_CREATE; | 
    
    | 275 |  |  | 		} | 
    
    | 276 |  |  |  | 
    
    | 277 |  |  | 		pb.file = rcs_open(pb.fpath, fd, pb.openflags, pb.fmode); | 
    
    | 278 |  |  | 		if (pb.file == NULL) | 
    
    | 279 |  |  | 			errx(1, "failed to open rcsfile `%s'", pb.fpath); | 
    
    | 280 |  |  |  | 
    
    | 281 |  |  | 		if ((pb.flags & DESCRIPTION) && | 
    
    | 282 |  |  | 		    rcs_set_description(pb.file, pb.description, pb.flags) == -1) | 
    
    | 283 |  |  | 			err(1, "%s", pb.filename); | 
    
    | 284 |  |  |  | 
    
    | 285 |  |  | 		if (!(pb.flags & QUIET)) | 
    
    | 286 |  |  | 			(void)fprintf(stderr, | 
    
    | 287 |  |  | 			    "%s  <--  %s\n", pb.fpath, pb.filename); | 
    
    | 288 |  |  |  | 
    
    | 289 |  |  | 		if (rev_str != NULL) | 
    
    | 290 |  |  | 			if ((pb.newrev = rcs_getrevnum(rev_str, pb.file)) == | 
    
    | 291 |  |  | 			    NULL) | 
    
    | 292 |  |  | 				errx(1, "invalid revision: %s", rev_str); | 
    
    | 293 |  |  |  | 
    
    | 294 |  |  | 		if (!(pb.flags & NEWFILE)) | 
    
    | 295 |  |  | 			pb.flags |= CI_SKIPDESC; | 
    
    | 296 |  |  |  | 
    
    | 297 |  |  | 		/* XXX - support for committing to a file without revisions */ | 
    
    | 298 |  |  | 		if (pb.file->rf_ndelta == 0) { | 
    
    | 299 |  |  | 			pb.flags |= NEWFILE; | 
    
    | 300 |  |  | 			pb.file->rf_flags |= RCS_CREATE; | 
    
    | 301 |  |  | 		} | 
    
    | 302 |  |  |  | 
    
    | 303 |  |  | 		/* | 
    
    | 304 |  |  | 		 * workfile_fd will be closed in checkin_init or | 
    
    | 305 |  |  | 		 * checkin_update | 
    
    | 306 |  |  | 		 */ | 
    
    | 307 |  |  | 		if (pb.flags & NEWFILE) { | 
    
    | 308 |  |  | 			if (checkin_init(&pb) == -1) | 
    
    | 309 |  |  | 				status = 1; | 
    
    | 310 |  |  | 		} else { | 
    
    | 311 |  |  | 			if (checkin_update(&pb) == -1) | 
    
    | 312 |  |  | 				status = 1; | 
    
    | 313 |  |  | 		} | 
    
    | 314 |  |  |  | 
    
    | 315 |  |  | 		rcs_close(pb.file); | 
    
    | 316 |  |  | 		if (rev_str != NULL) | 
    
    | 317 |  |  | 			rcsnum_free(pb.newrev); | 
    
    | 318 |  |  | 		pb.newrev = NULL; | 
    
    | 319 |  |  | 	} | 
    
    | 320 |  |  |  | 
    
    | 321 |  |  | 	if (!(base_flags & QUIET) && status == 0) | 
    
    | 322 |  |  | 		(void)fprintf(stderr, "done\n"); | 
    
    | 323 |  |  |  | 
    
    | 324 |  |  | 	return (status); | 
    
    | 325 |  |  | } | 
    
    | 326 |  |  |  | 
    
    | 327 |  |  | /* | 
    
    | 328 |  |  |  * checkin_diff_file() | 
    
    | 329 |  |  |  * | 
    
    | 330 |  |  |  * Generate the diff between the working file and a revision. | 
    
    | 331 |  |  |  * Returns pointer to a BUF on success, NULL on failure. | 
    
    | 332 |  |  |  */ | 
    
    | 333 |  |  | static BUF * | 
    
    | 334 |  |  | checkin_diff_file(struct checkin_params *pb) | 
    
    | 335 |  |  | { | 
    
    | 336 |  |  | 	char *path1, *path2; | 
    
    | 337 |  |  | 	BUF *b1, *b2, *b3; | 
    
    | 338 |  |  |  | 
    
    | 339 |  |  | 	b1 = b2 = b3 = NULL; | 
    
    | 340 |  |  | 	path1 = path2 = NULL; | 
    
    | 341 |  |  |  | 
    
    | 342 |  |  | 	if ((b1 = buf_load(pb->filename)) == NULL) { | 
    
    | 343 |  |  | 		warnx("failed to load file: `%s'", pb->filename); | 
    
    | 344 |  |  | 		goto out; | 
    
    | 345 |  |  | 	} | 
    
    | 346 |  |  |  | 
    
    | 347 |  |  | 	if ((b2 = rcs_getrev(pb->file, pb->frev)) == NULL) { | 
    
    | 348 |  |  | 		warnx("failed to load revision"); | 
    
    | 349 |  |  | 		goto out; | 
    
    | 350 |  |  | 	} | 
    
    | 351 |  |  | 	b2 = rcs_kwexp_buf(b2, pb->file, pb->frev); | 
    
    | 352 |  |  | 	b3 = buf_alloc(128); | 
    
    | 353 |  |  |  | 
    
    | 354 |  |  | 	(void)xasprintf(&path1, "%s/diff1.XXXXXXXXXX", rcs_tmpdir); | 
    
    | 355 |  |  | 	buf_write_stmp(b1, path1); | 
    
    | 356 |  |  |  | 
    
    | 357 |  |  | 	buf_free(b1); | 
    
    | 358 |  |  | 	b1 = NULL; | 
    
    | 359 |  |  |  | 
    
    | 360 |  |  | 	(void)xasprintf(&path2, "%s/diff2.XXXXXXXXXX", rcs_tmpdir); | 
    
    | 361 |  |  | 	buf_write_stmp(b2, path2); | 
    
    | 362 |  |  |  | 
    
    | 363 |  |  | 	buf_free(b2); | 
    
    | 364 |  |  | 	b2 = NULL; | 
    
    | 365 |  |  |  | 
    
    | 366 |  |  | 	diff_format = D_RCSDIFF; | 
    
    | 367 |  |  | 	if (diffreg(path1, path2, b3, D_FORCEASCII) == D_ERROR) | 
    
    | 368 |  |  | 		goto out; | 
    
    | 369 |  |  |  | 
    
    | 370 |  |  | 	return (b3); | 
    
    | 371 |  |  | out: | 
    
    | 372 |  |  | 	buf_free(b1); | 
    
    | 373 |  |  | 	buf_free(b2); | 
    
    | 374 |  |  | 	buf_free(b3); | 
    
    | 375 |  |  | 	free(path1); | 
    
    | 376 |  |  | 	free(path2); | 
    
    | 377 |  |  |  | 
    
    | 378 |  |  | 	return (NULL); | 
    
    | 379 |  |  | } | 
    
    | 380 |  |  |  | 
    
    | 381 |  |  | /* | 
    
    | 382 |  |  |  * checkin_getlogmsg() | 
    
    | 383 |  |  |  * | 
    
    | 384 |  |  |  * Get log message from user interactively. | 
    
    | 385 |  |  |  * Returns pointer to a char array on success, NULL on failure. | 
    
    | 386 |  |  |  */ | 
    
    | 387 |  |  | static char * | 
    
    | 388 |  |  | checkin_getlogmsg(RCSNUM *rev, RCSNUM *rev2, int flags) | 
    
    | 389 |  |  | { | 
    
    | 390 |  |  | 	char   *rcs_msg, nrev[RCS_REV_BUFSZ], prev[RCS_REV_BUFSZ]; | 
    
    | 391 |  |  | 	const char *prompt = | 
    
    | 392 |  |  | 	    "enter log message, terminated with a single '.' or end of file:\n"; | 
    
    | 393 |  |  | 	RCSNUM *tmprev; | 
    
    | 394 |  |  |  | 
    
    | 395 |  |  | 	rcs_msg = NULL; | 
    
    | 396 |  |  | 	tmprev = rcsnum_alloc(); | 
    
    | 397 |  |  | 	rcsnum_cpy(rev, tmprev, 16); | 
    
    | 398 |  |  | 	rcsnum_tostr(tmprev, prev, sizeof(prev)); | 
    
    | 399 |  |  | 	if (rev2 == NULL) | 
    
    | 400 |  |  | 		rcsnum_tostr(rcsnum_inc(tmprev), nrev, sizeof(nrev)); | 
    
    | 401 |  |  | 	else | 
    
    | 402 |  |  | 		rcsnum_tostr(rev2, nrev, sizeof(nrev)); | 
    
    | 403 |  |  | 	rcsnum_free(tmprev); | 
    
    | 404 |  |  |  | 
    
    | 405 |  |  | 	if (!(flags & QUIET)) | 
    
    | 406 |  |  | 		(void)fprintf(stderr, "new revision: %s; " | 
    
    | 407 |  |  | 		    "previous revision: %s\n", nrev, prev); | 
    
    | 408 |  |  |  | 
    
    | 409 |  |  | 	rcs_msg = rcs_prompt(prompt, flags); | 
    
    | 410 |  |  |  | 
    
    | 411 |  |  | 	return (rcs_msg); | 
    
    | 412 |  |  | } | 
    
    | 413 |  |  |  | 
    
    | 414 |  |  | /* | 
    
    | 415 |  |  |  * checkin_update() | 
    
    | 416 |  |  |  * | 
    
    | 417 |  |  |  * Do a checkin to an existing RCS file. | 
    
    | 418 |  |  |  * | 
    
    | 419 |  |  |  * On success, return 0. On error return -1. | 
    
    | 420 |  |  |  */ | 
    
    | 421 |  |  | static int | 
    
    | 422 |  |  | checkin_update(struct checkin_params *pb) | 
    
    | 423 |  |  | { | 
    
    | 424 |  |  | 	char numb1[RCS_REV_BUFSZ], numb2[RCS_REV_BUFSZ]; | 
    
    | 425 |  |  | 	struct stat st; | 
    
    | 426 |  |  | 	BUF *bp; | 
    
    | 427 |  |  |  | 
    
    | 428 |  |  | 	/* | 
    
    | 429 |  |  | 	 * XXX this is wrong, we need to get the revision the user | 
    
    | 430 |  |  | 	 * has the lock for. So we can decide if we want to create a | 
    
    | 431 |  |  | 	 * branch or not. (if it's not current HEAD we need to branch). | 
    
    | 432 |  |  | 	 */ | 
    
    | 433 |  |  | 	pb->frev = pb->file->rf_head; | 
    
    | 434 |  |  |  | 
    
    | 435 |  |  | 	/* Load file contents */ | 
    
    | 436 |  |  | 	if ((bp = buf_load(pb->filename)) == NULL) | 
    
    | 437 |  |  | 		return (-1); | 
    
    | 438 |  |  |  | 
    
    | 439 |  |  | 	/* If this is a zero-ending RCSNUM eg 4.0, increment it (eg to 4.1) */ | 
    
    | 440 |  |  | 	if (pb->newrev != NULL && RCSNUM_ZERO_ENDING(pb->newrev)) | 
    
    | 441 |  |  | 		pb->newrev = rcsnum_inc(pb->newrev); | 
    
    | 442 |  |  |  | 
    
    | 443 |  |  | 	if (checkin_checklock(pb) < 0) | 
    
    | 444 |  |  | 		return (-1); | 
    
    | 445 |  |  |  | 
    
    | 446 |  |  | 	/* If revision passed on command line is less than HEAD, bail. | 
    
    | 447 |  |  | 	 * XXX only applies to ci -r1.2 foo for example if HEAD is > 1.2 and | 
    
    | 448 |  |  | 	 * there is no lock set for the user. | 
    
    | 449 |  |  | 	 */ | 
    
    | 450 |  |  | 	if (pb->newrev != NULL && | 
    
    | 451 |  |  | 	    rcsnum_cmp(pb->newrev, pb->frev, 0) != -1) { | 
    
    | 452 |  |  | 		warnx("%s: revision %s too low; must be higher than %s", | 
    
    | 453 |  |  | 		    pb->file->rf_path, | 
    
    | 454 |  |  | 		    rcsnum_tostr(pb->newrev, numb1, sizeof(numb1)), | 
    
    | 455 |  |  | 		    rcsnum_tostr(pb->frev, numb2, sizeof(numb2))); | 
    
    | 456 |  |  | 		return (-1); | 
    
    | 457 |  |  | 	} | 
    
    | 458 |  |  |  | 
    
    | 459 |  |  | 	/* | 
    
    | 460 |  |  | 	 * Set the date of the revision to be the last modification | 
    
    | 461 |  |  | 	 * time of the working file if -d has no argument. | 
    
    | 462 |  |  | 	 */ | 
    
    | 463 |  |  | 	if (pb->date == DATE_MTIME) | 
    
    | 464 |  |  | 		checkin_mtimedate(pb); | 
    
    | 465 |  |  |  | 
    
    | 466 |  |  | 	/* Date from argv/mtime must be more recent than HEAD */ | 
    
    | 467 |  |  | 	if (pb->date != DATE_NOW) { | 
    
    | 468 |  |  | 		time_t head_date = rcs_rev_getdate(pb->file, pb->frev); | 
    
    | 469 |  |  | 		if (pb->date <= head_date) { | 
    
    | 470 |  |  | 			static const char fmt[] = "%Y/%m/%d %H:%M:%S"; | 
    
    | 471 |  |  | 			char dbuf1[256], dbuf2[256]; | 
    
    | 472 |  |  | 			struct tm *t, *t_head; | 
    
    | 473 |  |  |  | 
    
    | 474 |  |  | 			t = gmtime(&pb->date); | 
    
    | 475 |  |  | 			strftime(dbuf1, sizeof(dbuf1), fmt, t); | 
    
    | 476 |  |  | 			t_head = gmtime(&head_date); | 
    
    | 477 |  |  | 			strftime(dbuf2, sizeof(dbuf2), fmt, t_head); | 
    
    | 478 |  |  |  | 
    
    | 479 |  |  | 			errx(1, "%s: Date %s precedes %s in revision %s.", | 
    
    | 480 |  |  | 			    pb->file->rf_path, dbuf1, dbuf2, | 
    
    | 481 |  |  | 			    rcsnum_tostr(pb->frev, numb2, sizeof(numb2))); | 
    
    | 482 |  |  | 		} | 
    
    | 483 |  |  | 	} | 
    
    | 484 |  |  |  | 
    
    | 485 |  |  | 	/* Get RCS patch */ | 
    
    | 486 |  |  | 	if ((pb->deltatext = checkin_diff_file(pb)) == NULL) { | 
    
    | 487 |  |  | 		warnx("failed to get diff"); | 
    
    | 488 |  |  | 		return (-1); | 
    
    | 489 |  |  | 	} | 
    
    | 490 |  |  |  | 
    
    | 491 |  |  | 	/* | 
    
    | 492 |  |  | 	 * If -f is not specified and there are no differences, tell | 
    
    | 493 |  |  | 	 * the user and revert to latest version. | 
    
    | 494 |  |  | 	 */ | 
    
    | 495 |  |  | 	if (!(pb->flags & FORCE) && (buf_len(pb->deltatext) < 1)) { | 
    
    | 496 |  |  | 		if (checkin_revert(pb) == -1) | 
    
    | 497 |  |  | 			return (-1); | 
    
    | 498 |  |  | 		else | 
    
    | 499 |  |  | 			return (0); | 
    
    | 500 |  |  | 	} | 
    
    | 501 |  |  |  | 
    
    | 502 |  |  | 	/* If no log message specified, get it interactively. */ | 
    
    | 503 |  |  | 	if (pb->flags & INTERACTIVE) { | 
    
    | 504 |  |  | 		if (pb->rcs_msg != NULL) { | 
    
    | 505 |  |  | 			fprintf(stderr, | 
    
    | 506 |  |  | 			    "reuse log message of previous file? [yn](y): "); | 
    
    | 507 |  |  | 			if (rcs_yesno('y') != 'y') { | 
    
    | 508 |  |  | 				free(pb->rcs_msg); | 
    
    | 509 |  |  | 				pb->rcs_msg = NULL; | 
    
    | 510 |  |  | 			} | 
    
    | 511 |  |  | 		} | 
    
    | 512 |  |  | 		if (pb->rcs_msg == NULL) | 
    
    | 513 |  |  | 			pb->rcs_msg = checkin_getlogmsg(pb->frev, pb->newrev, | 
    
    | 514 |  |  | 			    pb->flags); | 
    
    | 515 |  |  | 	} | 
    
    | 516 |  |  |  | 
    
    | 517 |  |  | 	if ((rcs_lock_remove(pb->file, pb->username, pb->frev) < 0) && | 
    
    | 518 |  |  | 	    (rcs_lock_getmode(pb->file) != RCS_LOCK_LOOSE)) { | 
    
    | 519 |  |  | 		if (rcs_errno != RCS_ERR_NOENT) | 
    
    | 520 |  |  | 			warnx("failed to remove lock"); | 
    
    | 521 |  |  | 		else if (!(pb->flags & CO_LOCK)) | 
    
    | 522 |  |  | 			warnx("previous revision was not locked; " | 
    
    | 523 |  |  | 			    "ignoring -l option"); | 
    
    | 524 |  |  | 	} | 
    
    | 525 |  |  |  | 
    
    | 526 |  |  | 	/* Current head revision gets the RCS patch as rd_text */ | 
    
    | 527 |  |  | 	if (rcs_deltatext_set(pb->file, pb->frev, pb->deltatext) == -1) | 
    
    | 528 |  |  | 		errx(1, "failed to set new rd_text for head rev"); | 
    
    | 529 |  |  |  | 
    
    | 530 |  |  | 	/* Now add our new revision */ | 
    
    | 531 |  |  | 	if (rcs_rev_add(pb->file, | 
    
    | 532 |  |  | 	    (pb->newrev == NULL ? RCS_HEAD_REV : pb->newrev), | 
    
    | 533 |  |  | 	    pb->rcs_msg, pb->date, pb->author) != 0) { | 
    
    | 534 |  |  | 		warnx("failed to add new revision"); | 
    
    | 535 |  |  | 		return (-1); | 
    
    | 536 |  |  | 	} | 
    
    | 537 |  |  |  | 
    
    | 538 |  |  | 	/* | 
    
    | 539 |  |  | 	 * If we are checking in to a non-default (ie user-specified) | 
    
    | 540 |  |  | 	 * revision, set head to this revision. | 
    
    | 541 |  |  | 	 */ | 
    
    | 542 |  |  | 	if (pb->newrev != NULL) { | 
    
    | 543 |  |  | 		if (rcs_head_set(pb->file, pb->newrev) < 0) | 
    
    | 544 |  |  | 			errx(1, "rcs_head_set failed"); | 
    
    | 545 |  |  | 	} else | 
    
    | 546 |  |  | 		pb->newrev = pb->file->rf_head; | 
    
    | 547 |  |  |  | 
    
    | 548 |  |  | 	/* New head revision has to contain entire file; */ | 
    
    | 549 |  |  | 	if (rcs_deltatext_set(pb->file, pb->frev, bp) == -1) | 
    
    | 550 |  |  | 		errx(1, "failed to set new head revision"); | 
    
    | 551 |  |  |  | 
    
    | 552 |  |  | 	/* Attach a symbolic name to this revision if specified. */ | 
    
    | 553 |  |  | 	if (pb->symbol != NULL && | 
    
    | 554 |  |  | 	    (checkin_attach_symbol(pb) < 0)) | 
    
    | 555 |  |  | 		return (-1); | 
    
    | 556 |  |  |  | 
    
    | 557 |  |  | 	/* Set the state of this revision if specified. */ | 
    
    | 558 |  |  | 	if (pb->state != NULL) | 
    
    | 559 |  |  | 		(void)rcs_state_set(pb->file, pb->newrev, pb->state); | 
    
    | 560 |  |  |  | 
    
    | 561 |  |  | 	/* Maintain RCSFILE permissions */ | 
    
    | 562 |  |  | 	if (fstat(workfile_fd, &st) == -1) | 
    
    | 563 |  |  | 		err(1, "%s", pb->filename); | 
    
    | 564 |  |  |  | 
    
    | 565 |  |  | 	/* Strip all the write bits */ | 
    
    | 566 |  |  | 	pb->file->rf_mode = st.st_mode & ~(S_IWUSR|S_IWGRP|S_IWOTH); | 
    
    | 567 |  |  |  | 
    
    | 568 |  |  | 	(void)close(workfile_fd); | 
    
    | 569 |  |  | 	(void)unlink(pb->filename); | 
    
    | 570 |  |  |  | 
    
    | 571 |  |  | 	/* Write out RCSFILE before calling checkout_rev() */ | 
    
    | 572 |  |  | 	rcs_write(pb->file); | 
    
    | 573 |  |  |  | 
    
    | 574 |  |  | 	/* Do checkout if -u or -l are specified. */ | 
    
    | 575 |  |  | 	if (((pb->flags & CO_LOCK) || (pb->flags & CO_UNLOCK)) && | 
    
    | 576 |  |  | 	    !(pb->flags & CI_DEFAULT)) | 
    
    | 577 |  |  | 		checkout_rev(pb->file, pb->newrev, pb->filename, pb->flags, | 
    
    | 578 |  |  | 		    pb->username, pb->author, NULL, NULL); | 
    
    | 579 |  |  |  | 
    
    | 580 |  |  | 	if ((pb->flags & INTERACTIVE) && (pb->rcs_msg[0] == '\0')) { | 
    
    | 581 |  |  | 		free(pb->rcs_msg);	/* free empty log message */ | 
    
    | 582 |  |  | 		pb->rcs_msg = NULL; | 
    
    | 583 |  |  | 	} | 
    
    | 584 |  |  |  | 
    
    | 585 |  |  | 	return (0); | 
    
    | 586 |  |  | } | 
    
    | 587 |  |  |  | 
    
    | 588 |  |  | /* | 
    
    | 589 |  |  |  * checkin_init() | 
    
    | 590 |  |  |  * | 
    
    | 591 |  |  |  * Does an initial check in, just enough to create the new ,v file | 
    
    | 592 |  |  |  * On success, return 0. On error return -1. | 
    
    | 593 |  |  |  */ | 
    
    | 594 |  |  | static int | 
    
    | 595 |  |  | checkin_init(struct checkin_params *pb) | 
    
    | 596 |  |  | { | 
    
    | 597 |  |  | 	BUF *bp; | 
    
    | 598 |  |  | 	char numb[RCS_REV_BUFSZ]; | 
    
    | 599 |  |  | 	int fetchlog = 0; | 
    
    | 600 |  |  | 	struct stat st; | 
    
    | 601 |  |  |  | 
    
    | 602 |  |  | 	/* If this is a zero-ending RCSNUM eg 4.0, increment it (eg to 4.1) */ | 
    
    | 603 |  |  | 	if (pb->newrev != NULL && RCSNUM_ZERO_ENDING(pb->newrev)) { | 
    
    | 604 |  |  | 		pb->frev = rcsnum_alloc(); | 
    
    | 605 |  |  | 		rcsnum_cpy(pb->newrev, pb->frev, 0); | 
    
    | 606 |  |  | 		pb->newrev = rcsnum_inc(pb->newrev); | 
    
    | 607 |  |  | 		fetchlog = 1; | 
    
    | 608 |  |  | 	} | 
    
    | 609 |  |  |  | 
    
    | 610 |  |  | 	/* Load file contents */ | 
    
    | 611 |  |  | 	if ((bp = buf_load(pb->filename)) == NULL) | 
    
    | 612 |  |  | 		return (-1); | 
    
    | 613 |  |  |  | 
    
    | 614 |  |  | 	/* Get default values from working copy if -k specified */ | 
    
    | 615 |  |  | 	if (pb->flags & CI_KEYWORDSCAN) | 
    
    | 616 |  |  | 		checkin_keywordscan(bp, &pb->newrev, | 
    
    | 617 |  |  | 		    &pb->date, &pb->state, &pb->author); | 
    
    | 618 |  |  |  | 
    
    | 619 |  |  | 	if (pb->flags & CI_SKIPDESC) | 
    
    | 620 |  |  | 		goto skipdesc; | 
    
    | 621 |  |  |  | 
    
    | 622 |  |  | 	/* Get description from user */ | 
    
    | 623 |  |  | 	if (pb->description == NULL && | 
    
    | 624 |  |  | 	    rcs_set_description(pb->file, NULL, pb->flags) == -1) { | 
    
    | 625 |  |  | 		warn("%s", pb->filename); | 
    
    | 626 |  |  | 		return (-1); | 
    
    | 627 |  |  | 	} | 
    
    | 628 |  |  |  | 
    
    | 629 |  |  | skipdesc: | 
    
    | 630 |  |  |  | 
    
    | 631 |  |  | 	/* | 
    
    | 632 |  |  | 	 * If the user had specified a zero-ending revision number e.g. 4.0 | 
    
    | 633 |  |  | 	 * emulate odd GNU behaviour and fetch log message. | 
    
    | 634 |  |  | 	 */ | 
    
    | 635 |  |  | 	if (fetchlog == 1) { | 
    
    | 636 |  |  | 		pb->rcs_msg = checkin_getlogmsg(pb->frev, pb->newrev, | 
    
    | 637 |  |  | 		    pb->flags); | 
    
    | 638 |  |  | 		rcsnum_free(pb->frev); | 
    
    | 639 |  |  | 	} | 
    
    | 640 |  |  |  | 
    
    | 641 |  |  | 	/* | 
    
    | 642 |  |  | 	 * Set the date of the revision to be the last modification | 
    
    | 643 |  |  | 	 * time of the working file if -d has no argument. | 
    
    | 644 |  |  | 	 */ | 
    
    | 645 |  |  | 	if (pb->date == DATE_MTIME) | 
    
    | 646 |  |  | 		checkin_mtimedate(pb); | 
    
    | 647 |  |  |  | 
    
    | 648 |  |  | 	/* Now add our new revision */ | 
    
    | 649 |  |  | 	if (rcs_rev_add(pb->file, | 
    
    | 650 |  |  | 	    (pb->newrev == NULL ? RCS_HEAD_REV : pb->newrev), | 
    
    | 651 |  |  | 	    (pb->rcs_msg == NULL ? "Initial revision" : pb->rcs_msg), | 
    
    | 652 |  |  | 	    pb->date, pb->author) != 0) { | 
    
    | 653 |  |  | 		warnx("failed to add new revision"); | 
    
    | 654 |  |  | 		return (-1); | 
    
    | 655 |  |  | 	} | 
    
    | 656 |  |  |  | 
    
    | 657 |  |  | 	/* | 
    
    | 658 |  |  | 	 * If we are checking in to a non-default (ie user-specified) | 
    
    | 659 |  |  | 	 * revision, set head to this revision. | 
    
    | 660 |  |  | 	 */ | 
    
    | 661 |  |  | 	if (pb->newrev != NULL) { | 
    
    | 662 |  |  | 		if (rcs_head_set(pb->file, pb->newrev) < 0) | 
    
    | 663 |  |  | 			errx(1, "rcs_head_set failed"); | 
    
    | 664 |  |  | 	} else | 
    
    | 665 |  |  | 		pb->newrev = pb->file->rf_head; | 
    
    | 666 |  |  |  | 
    
    | 667 |  |  | 	/* New head revision has to contain entire file; */ | 
    
    | 668 |  |  | 	if (rcs_deltatext_set(pb->file, pb->file->rf_head, bp) == -1) { | 
    
    | 669 |  |  | 		warnx("failed to set new head revision"); | 
    
    | 670 |  |  | 		return (-1); | 
    
    | 671 |  |  | 	} | 
    
    | 672 |  |  |  | 
    
    | 673 |  |  | 	/* Attach a symbolic name to this revision if specified. */ | 
    
    | 674 |  |  | 	if (pb->symbol != NULL && checkin_attach_symbol(pb) < 0) | 
    
    | 675 |  |  | 		return (-1); | 
    
    | 676 |  |  |  | 
    
    | 677 |  |  | 	/* Set the state of this revision if specified. */ | 
    
    | 678 |  |  | 	if (pb->state != NULL) | 
    
    | 679 |  |  | 		(void)rcs_state_set(pb->file, pb->newrev, pb->state); | 
    
    | 680 |  |  |  | 
    
    | 681 |  |  | 	/* Inherit RCSFILE permissions from file being checked in */ | 
    
    | 682 |  |  | 	if (fstat(workfile_fd, &st) == -1) | 
    
    | 683 |  |  | 		err(1, "%s", pb->filename); | 
    
    | 684 |  |  |  | 
    
    | 685 |  |  | 	/* Strip all the write bits */ | 
    
    | 686 |  |  | 	pb->file->rf_mode = st.st_mode & ~(S_IWUSR|S_IWGRP|S_IWOTH); | 
    
    | 687 |  |  |  | 
    
    | 688 |  |  | 	(void)close(workfile_fd); | 
    
    | 689 |  |  | 	(void)unlink(pb->filename); | 
    
    | 690 |  |  |  | 
    
    | 691 |  |  | 	/* Write out RCSFILE before calling checkout_rev() */ | 
    
    | 692 |  |  | 	rcs_write(pb->file); | 
    
    | 693 |  |  |  | 
    
    | 694 |  |  | 	/* Do checkout if -u or -l are specified. */ | 
    
    | 695 |  |  | 	if (((pb->flags & CO_LOCK) || (pb->flags & CO_UNLOCK)) && | 
    
    | 696 |  |  | 	    !(pb->flags & CI_DEFAULT)) { | 
    
    | 697 |  |  | 		checkout_rev(pb->file, pb->newrev, pb->filename, pb->flags, | 
    
    | 698 |  |  | 		    pb->username, pb->author, NULL, NULL); | 
    
    | 699 |  |  | 	} | 
    
    | 700 |  |  |  | 
    
    | 701 |  |  | 	if (!(pb->flags & QUIET)) { | 
    
    | 702 |  |  | 		fprintf(stderr, "initial revision: %s\n", | 
    
    | 703 |  |  | 		    rcsnum_tostr(pb->newrev, numb, sizeof(numb))); | 
    
    | 704 |  |  | 	} | 
    
    | 705 |  |  |  | 
    
    | 706 |  |  | 	return (0); | 
    
    | 707 |  |  | } | 
    
    | 708 |  |  |  | 
    
    | 709 |  |  | /* | 
    
    | 710 |  |  |  * checkin_attach_symbol() | 
    
    | 711 |  |  |  * | 
    
    | 712 |  |  |  * Attempt to attach the specified symbol to the revision. | 
    
    | 713 |  |  |  * On success, return 0. On error return -1. | 
    
    | 714 |  |  |  */ | 
    
    | 715 |  |  | static int | 
    
    | 716 |  |  | checkin_attach_symbol(struct checkin_params *pb) | 
    
    | 717 |  |  | { | 
    
    | 718 |  |  | 	char rbuf[RCS_REV_BUFSZ]; | 
    
    | 719 |  |  | 	int ret; | 
    
    | 720 |  |  | 	if (!(pb->flags & QUIET)) | 
    
    | 721 |  |  | 		printf("symbol: %s\n", pb->symbol); | 
    
    | 722 |  |  | 	if (pb->flags & CI_SYMFORCE) { | 
    
    | 723 |  |  | 		if (rcs_sym_remove(pb->file, pb->symbol) < 0) { | 
    
    | 724 |  |  | 			if (rcs_errno != RCS_ERR_NOENT) { | 
    
    | 725 |  |  | 				warnx("problem removing symbol: %s", | 
    
    | 726 |  |  | 				    pb->symbol); | 
    
    | 727 |  |  | 				return (-1); | 
    
    | 728 |  |  | 			} | 
    
    | 729 |  |  | 		} | 
    
    | 730 |  |  | 	} | 
    
    | 731 |  |  | 	if ((ret = rcs_sym_add(pb->file, pb->symbol, pb->newrev)) == -1 && | 
    
    | 732 |  |  | 	    (rcs_errno == RCS_ERR_DUPENT)) { | 
    
    | 733 |  |  | 		rcsnum_tostr(rcs_sym_getrev(pb->file, pb->symbol), | 
    
    | 734 |  |  | 		    rbuf, sizeof(rbuf)); | 
    
    | 735 |  |  | 		warnx("symbolic name %s already bound to %s", pb->symbol, rbuf); | 
    
    | 736 |  |  | 		return (-1); | 
    
    | 737 |  |  | 	} else if (ret == -1) { | 
    
    | 738 |  |  | 		warnx("problem adding symbol: %s", pb->symbol); | 
    
    | 739 |  |  | 		return (-1); | 
    
    | 740 |  |  | 	} | 
    
    | 741 |  |  | 	return (0); | 
    
    | 742 |  |  | } | 
    
    | 743 |  |  |  | 
    
    | 744 |  |  | /* | 
    
    | 745 |  |  |  * checkin_revert() | 
    
    | 746 |  |  |  * | 
    
    | 747 |  |  |  * If there are no differences between the working file and the latest revision | 
    
    | 748 |  |  |  * and the -f flag is not specified, simply revert to the latest version and | 
    
    | 749 |  |  |  * warn the user. | 
    
    | 750 |  |  |  * | 
    
    | 751 |  |  |  */ | 
    
    | 752 |  |  | static int | 
    
    | 753 |  |  | checkin_revert(struct checkin_params *pb) | 
    
    | 754 |  |  | { | 
    
    | 755 |  |  | 	char rbuf[RCS_REV_BUFSZ]; | 
    
    | 756 |  |  |  | 
    
    | 757 |  |  | 	rcsnum_tostr(pb->frev, rbuf, sizeof(rbuf)); | 
    
    | 758 |  |  |  | 
    
    | 759 |  |  | 	if (!(pb->flags & QUIET)) | 
    
    | 760 |  |  | 		(void)fprintf(stderr, "file is unchanged; reverting " | 
    
    | 761 |  |  | 		    "to previous revision %s\n", rbuf); | 
    
    | 762 |  |  |  | 
    
    | 763 |  |  | 	/* Attach a symbolic name to this revision if specified. */ | 
    
    | 764 |  |  | 	if (pb->symbol != NULL) { | 
    
    | 765 |  |  | 		if (checkin_checklock(pb) == -1) | 
    
    | 766 |  |  | 			return (-1); | 
    
    | 767 |  |  |  | 
    
    | 768 |  |  | 		pb->newrev = pb->frev; | 
    
    | 769 |  |  | 		if (checkin_attach_symbol(pb) == -1) | 
    
    | 770 |  |  | 			return (-1); | 
    
    | 771 |  |  | 	} | 
    
    | 772 |  |  |  | 
    
    | 773 |  |  | 	pb->flags |= CO_REVERT; | 
    
    | 774 |  |  | 	(void)close(workfile_fd); | 
    
    | 775 |  |  | 	(void)unlink(pb->filename); | 
    
    | 776 |  |  |  | 
    
    | 777 |  |  | 	/* If needed, write out RCSFILE before calling checkout_rev() */ | 
    
    | 778 |  |  | 	if (pb->symbol != NULL) | 
    
    | 779 |  |  | 		rcs_write(pb->file); | 
    
    | 780 |  |  |  | 
    
    | 781 |  |  | 	if ((pb->flags & CO_LOCK) || (pb->flags & CO_UNLOCK)) | 
    
    | 782 |  |  | 		checkout_rev(pb->file, pb->frev, pb->filename, | 
    
    | 783 |  |  | 		    pb->flags, pb->username, pb->author, NULL, NULL); | 
    
    | 784 |  |  |  | 
    
    | 785 |  |  | 	return (0); | 
    
    | 786 |  |  | } | 
    
    | 787 |  |  |  | 
    
    | 788 |  |  | /* | 
    
    | 789 |  |  |  * checkin_checklock() | 
    
    | 790 |  |  |  * | 
    
    | 791 |  |  |  * Check for the existence of a lock on the file.  If there are no locks, or it | 
    
    | 792 |  |  |  * is not locked by the correct user, return -1.  Otherwise, return 0. | 
    
    | 793 |  |  |  */ | 
    
    | 794 |  |  | static int | 
    
    | 795 |  |  | checkin_checklock(struct checkin_params *pb) | 
    
    | 796 |  |  | { | 
    
    | 797 |  |  | 	struct rcs_lock *lkp; | 
    
    | 798 |  |  |  | 
    
    | 799 |  |  | 	if (rcs_lock_getmode(pb->file) == RCS_LOCK_LOOSE) | 
    
    | 800 |  |  | 		return (0); | 
    
    | 801 |  |  |  | 
    
    | 802 |  |  | 	TAILQ_FOREACH(lkp, &(pb->file->rf_locks), rl_list) { | 
    
    | 803 |  |  | 		if (!strcmp(lkp->rl_name, pb->username) && | 
    
    | 804 |  |  | 		    !rcsnum_cmp(lkp->rl_num, pb->frev, 0)) | 
    
    | 805 |  |  | 			return (0); | 
    
    | 806 |  |  | 	} | 
    
    | 807 |  |  |  | 
    
    | 808 |  |  | 	warnx("%s: no lock set by %s", pb->file->rf_path, pb->username); | 
    
    | 809 |  |  | 	return (-1); | 
    
    | 810 |  |  | } | 
    
    | 811 |  |  |  | 
    
    | 812 |  |  | /* | 
    
    | 813 |  |  |  * checkin_mtimedate() | 
    
    | 814 |  |  |  * | 
    
    | 815 |  |  |  * Set the date of the revision to be the last modification | 
    
    | 816 |  |  |  * time of the working file. | 
    
    | 817 |  |  |  */ | 
    
    | 818 |  |  | static void | 
    
    | 819 |  |  | checkin_mtimedate(struct checkin_params *pb) | 
    
    | 820 |  |  | { | 
    
    | 821 |  |  | 	struct stat sb; | 
    
    | 822 |  |  |  | 
    
    | 823 |  |  | 	if (fstat(workfile_fd, &sb) == -1) | 
    
    | 824 |  |  | 		err(1, "%s", pb->filename); | 
    
    | 825 |  |  |  | 
    
    | 826 |  |  | 	pb->date = sb.st_mtimespec.tv_sec; | 
    
    | 827 |  |  | } | 
    
    | 828 |  |  |  | 
    
    | 829 |  |  | /* | 
    
    | 830 |  |  |  * checkin_keywordscan() | 
    
    | 831 |  |  |  * | 
    
    | 832 |  |  |  * Searches working file for keyword values to determine its revision | 
    
    | 833 |  |  |  * number, creation date and author, and uses these values instead of | 
    
    | 834 |  |  |  * calculating them locally. | 
    
    | 835 |  |  |  * | 
    
    | 836 |  |  |  * Params: The data buffer to scan and pointers to pointers of variables in | 
    
    | 837 |  |  |  * which to store the outputs. | 
    
    | 838 |  |  |  * | 
    
    | 839 |  |  |  * On success, return 0. On error return -1. | 
    
    | 840 |  |  |  */ | 
    
    | 841 |  |  | static int | 
    
    | 842 |  |  | checkin_keywordscan(BUF *data, RCSNUM **rev, time_t *date, char **author, | 
    
    | 843 |  |  |     char **state) | 
    
    | 844 |  |  | { | 
    
    | 845 |  |  | 	BUF *buf; | 
    
    | 846 |  |  | 	size_t left; | 
    
    | 847 |  |  | 	u_int j; | 
    
    | 848 |  |  | 	char *kwstr; | 
    
    | 849 |  |  | 	unsigned char *c, *end, *start; | 
    
    | 850 |  |  |  | 
    
    | 851 |  |  | 	end = buf_get(data) + buf_len(data) - 1; | 
    
    | 852 |  |  | 	kwstr = NULL; | 
    
    | 853 |  |  |  | 
    
    | 854 |  |  | 	left = buf_len(data); | 
    
    | 855 |  |  | 	for (c = buf_get(data); | 
    
    | 856 |  |  | 	    c <= end && (c = memchr(c, '$', left)) != NULL; | 
    
    | 857 |  |  | 	    left = end - c + 1) { | 
    
    | 858 |  |  | 		size_t len; | 
    
    | 859 |  |  |  | 
    
    | 860 |  |  | 		start = c; | 
    
    | 861 |  |  | 		c++; | 
    
    | 862 |  |  | 		if (!isalpha(*c)) | 
    
    | 863 |  |  | 			continue; | 
    
    | 864 |  |  |  | 
    
    | 865 |  |  | 		/* look for any matching keywords */ | 
    
    | 866 |  |  | 		for (j = 0; j < 10; j++) { | 
    
    | 867 |  |  | 			len = strlen(rcs_expkw[j].kw_str); | 
    
    | 868 |  |  | 			if (left < len) | 
    
    | 869 |  |  | 				continue; | 
    
    | 870 |  |  | 			if (memcmp(c, rcs_expkw[j].kw_str, len) != 0) { | 
    
    | 871 |  |  | 				kwstr = rcs_expkw[j].kw_str; | 
    
    | 872 |  |  | 				break; | 
    
    | 873 |  |  | 			} | 
    
    | 874 |  |  | 		} | 
    
    | 875 |  |  |  | 
    
    | 876 |  |  | 		/* unknown keyword, continue looking */ | 
    
    | 877 |  |  | 		if (kwstr == NULL) | 
    
    | 878 |  |  | 			continue; | 
    
    | 879 |  |  |  | 
    
    | 880 |  |  | 		c += len; | 
    
    | 881 |  |  | 		if (c > end) { | 
    
    | 882 |  |  | 			kwstr = NULL; | 
    
    | 883 |  |  | 			break; | 
    
    | 884 |  |  | 		} | 
    
    | 885 |  |  | 		if (*c != ':') { | 
    
    | 886 |  |  | 			kwstr = NULL; | 
    
    | 887 |  |  | 			continue; | 
    
    | 888 |  |  | 		} | 
    
    | 889 |  |  |  | 
    
    | 890 |  |  | 		/* Find end of line or end of keyword. */ | 
    
    | 891 |  |  | 		while (++c <= end) { | 
    
    | 892 |  |  | 			if (*c == '\n') { | 
    
    | 893 |  |  | 				/* Skip newline since it is definitely not `$'. */ | 
    
    | 894 |  |  | 				++c; | 
    
    | 895 |  |  | 				goto loopend; | 
    
    | 896 |  |  | 			} | 
    
    | 897 |  |  | 			if (*c == '$') | 
    
    | 898 |  |  | 				break; | 
    
    | 899 |  |  | 		} | 
    
    | 900 |  |  |  | 
    
    | 901 |  |  | 		len = c - start + 1; | 
    
    | 902 |  |  | 		buf = buf_alloc(len + 1); | 
    
    | 903 |  |  | 		buf_append(buf, start, len); | 
    
    | 904 |  |  |  | 
    
    | 905 |  |  | 		/* XXX - Not binary safe. */ | 
    
    | 906 |  |  | 		buf_putc(buf, '\0'); | 
    
    | 907 |  |  | 		checkin_parsekeyword(buf_get(buf), rev, date, author, state); | 
    
    | 908 |  |  | 		buf_free(buf); | 
    
    | 909 |  |  | loopend:; | 
    
    | 910 |  |  | 	} | 
    
    | 911 |  |  | 	if (kwstr == NULL) | 
    
    | 912 |  |  | 		return (-1); | 
    
    | 913 |  |  | 	else | 
    
    | 914 |  |  | 		return (0); | 
    
    | 915 |  |  | } | 
    
    | 916 |  |  |  | 
    
    | 917 |  |  | /* | 
    
    | 918 |  |  |  * checkin_keywordtype() | 
    
    | 919 |  |  |  * | 
    
    | 920 |  |  |  * Given an RCS keyword string, determine what type of string it is. | 
    
    | 921 |  |  |  * This enables us to know what data should be in it. | 
    
    | 922 |  |  |  * | 
    
    | 923 |  |  |  * Returns type on success, or -1 on failure. | 
    
    | 924 |  |  |  */ | 
    
    | 925 |  |  | static int | 
    
    | 926 |  |  | checkin_keywordtype(char *keystring) | 
    
    | 927 |  |  | { | 
    
    | 928 |  |  | 	char *p; | 
    
    | 929 |  |  |  | 
    
    | 930 |  |  | 	p = keystring; | 
    
    | 931 |  |  | 	p++; | 
    
    | 932 |  |  | 	if (strncmp(p, KW_ID, strlen(KW_ID)) == 0 || | 
    
    | 933 |  |  | 	    strncmp(p, KW_OPENBSD, strlen(KW_OPENBSD)) == 0) | 
    
    | 934 |  |  | 		return (KW_TYPE_ID); | 
    
    | 935 |  |  | 	else if (strncmp(p, KW_AUTHOR, strlen(KW_AUTHOR)) == 0) | 
    
    | 936 |  |  | 		return (KW_TYPE_AUTHOR); | 
    
    | 937 |  |  | 	else if (strncmp(p, KW_DATE, strlen(KW_DATE)) == 0) | 
    
    | 938 |  |  | 		return (KW_TYPE_DATE); | 
    
    | 939 |  |  | 	else if (strncmp(p, KW_STATE, strlen(KW_STATE)) == 0) | 
    
    | 940 |  |  | 		return (KW_TYPE_STATE); | 
    
    | 941 |  |  | 	else if (strncmp(p, KW_REVISION, strlen(KW_REVISION)) == 0) | 
    
    | 942 |  |  | 		return (KW_TYPE_REVISION); | 
    
    | 943 |  |  | 	else | 
    
    | 944 |  |  | 		return (-1); | 
    
    | 945 |  |  | } | 
    
    | 946 |  |  |  | 
    
    | 947 |  |  | /* | 
    
    | 948 |  |  |  * checkin_parsekeyword() | 
    
    | 949 |  |  |  * | 
    
    | 950 |  |  |  * Do the actual parsing of an RCS keyword string, setting the values passed | 
    
    | 951 |  |  |  * to the function to whatever is found. | 
    
    | 952 |  |  |  * | 
    
    | 953 |  |  |  * XXX - Don't error out on malformed keywords. | 
    
    | 954 |  |  |  */ | 
    
    | 955 |  |  | static void | 
    
    | 956 |  |  | checkin_parsekeyword(char *keystring, RCSNUM **rev, time_t *date, | 
    
    | 957 |  |  |     char **author, char **state) | 
    
    | 958 |  |  | { | 
    
    | 959 |  |  | 	char *tokens[KW_NUMTOKS_MAX], *p, *datestring; | 
    
    | 960 |  |  | 	int i = 0; | 
    
    | 961 |  |  |  | 
    
    | 962 |  |  | 	for ((p = strtok(keystring, " ")); p; (p = strtok(NULL, " "))) { | 
    
    | 963 |  |  | 		if (i < KW_NUMTOKS_MAX - 1) | 
    
    | 964 |  |  | 			tokens[i++] = p; | 
    
    | 965 |  |  | 		else | 
    
    | 966 |  |  | 			break; | 
    
    | 967 |  |  | 	} | 
    
    | 968 |  |  |  | 
    
    | 969 |  |  | 	/* Parse data out of the expanded keyword */ | 
    
    | 970 |  |  | 	switch (checkin_keywordtype(keystring)) { | 
    
    | 971 |  |  | 	case KW_TYPE_ID: | 
    
    | 972 |  |  | 		if (i < 3) | 
    
    | 973 |  |  | 			break; | 
    
    | 974 |  |  | 		/* only parse revision if one is not already set */ | 
    
    | 975 |  |  | 		if (*rev == NULL) { | 
    
    | 976 |  |  | 			if ((*rev = rcsnum_parse(tokens[2])) == NULL) | 
    
    | 977 |  |  | 				errx(1, "could not parse rcsnum"); | 
    
    | 978 |  |  | 		} | 
    
    | 979 |  |  |  | 
    
    | 980 |  |  | 		if (i < 5) | 
    
    | 981 |  |  | 			break; | 
    
    | 982 |  |  | 		(void)xasprintf(&datestring, "%s %s", tokens[3], tokens[4]); | 
    
    | 983 |  |  | 		if ((*date = date_parse(datestring)) == -1) | 
    
    | 984 |  |  | 			errx(1, "could not parse date"); | 
    
    | 985 |  |  | 		free(datestring); | 
    
    | 986 |  |  |  | 
    
    | 987 |  |  | 		if (i < 6) | 
    
    | 988 |  |  | 			break; | 
    
    | 989 |  |  | 		free(*author); | 
    
    | 990 |  |  | 		*author = xstrdup(tokens[5]); | 
    
    | 991 |  |  |  | 
    
    | 992 |  |  | 		if (i < 7) | 
    
    | 993 |  |  | 			break; | 
    
    | 994 |  |  | 		free(*state); | 
    
    | 995 |  |  | 		*state = xstrdup(tokens[6]); | 
    
    | 996 |  |  | 		break; | 
    
    | 997 |  |  | 	case KW_TYPE_AUTHOR: | 
    
    | 998 |  |  | 		if (i < 2) | 
    
    | 999 |  |  | 			break; | 
    
    | 1000 |  |  | 		free(*author); | 
    
    | 1001 |  |  | 		*author = xstrdup(tokens[1]); | 
    
    | 1002 |  |  | 		break; | 
    
    | 1003 |  |  | 	case KW_TYPE_DATE: | 
    
    | 1004 |  |  | 		if (i < 3) | 
    
    | 1005 |  |  | 			break; | 
    
    | 1006 |  |  | 		(void)xasprintf(&datestring, "%s %s", tokens[1], tokens[2]); | 
    
    | 1007 |  |  | 		if ((*date = date_parse(datestring)) == -1) | 
    
    | 1008 |  |  | 			errx(1, "could not parse date"); | 
    
    | 1009 |  |  | 		free(datestring); | 
    
    | 1010 |  |  | 		break; | 
    
    | 1011 |  |  | 	case KW_TYPE_STATE: | 
    
    | 1012 |  |  | 		if (i < 2) | 
    
    | 1013 |  |  | 			break; | 
    
    | 1014 |  |  | 		free(*state); | 
    
    | 1015 |  |  | 		*state = xstrdup(tokens[1]); | 
    
    | 1016 |  |  | 		break; | 
    
    | 1017 |  |  | 	case KW_TYPE_REVISION: | 
    
    | 1018 |  |  | 		if (i < 2) | 
    
    | 1019 |  |  | 			break; | 
    
    | 1020 |  |  | 		/* only parse revision if one is not already set */ | 
    
    | 1021 |  |  | 		if (*rev != NULL) | 
    
    | 1022 |  |  | 			break; | 
    
    | 1023 |  |  | 		if ((*rev = rcsnum_parse(tokens[1])) == NULL) | 
    
    | 1024 |  |  | 			errx(1, "could not parse rcsnum"); | 
    
    | 1025 |  |  | 		break; | 
    
    | 1026 |  |  | 	} | 
    
    | 1027 |  |  | } |