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Annotation of src/usr.bin/rcs/ci.c, Revision 1.139

1.139   ! ray         1: /*     $OpenBSD: ci.c,v 1.138 2006/04/10 19:49:44 joris Exp $  */
1.1       niallo      2: /*
1.98      niallo      3:  * Copyright (c) 2005, 2006 Niall O'Higgins <niallo@openbsd.org>
1.1       niallo      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 cinditions
                      8:  * are met:
                      9:  *
                     10:  * 1. Redistributions of source cide must retain the above cipyright
                     11:  *    notice, this list of cinditions 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:
1.91      xsa        27: #include "includes.h"
1.1       niallo     28:
1.92      xsa        29: #include "rcsprog.h"
1.4       niallo     30: #include "diff.h"
1.9       niallo     31:
1.136     xsa        32: #define CI_OPTSTRING   "d::f::I::i::j::k::l::m:M::N:n:qr::s:Tt:u::Vw:x::z::"
1.107     deraadt    33: #define DATE_NOW       -1
                     34: #define DATE_MTIME     -2
                     35:
                     36: #define KW_ID          "Id"
                     37: #define KW_AUTHOR      "Author"
                     38: #define KW_DATE                "Date"
                     39: #define KW_STATE       "State"
                     40: #define KW_REVISION    "Revision"
                     41:
                     42: #define KW_TYPE_ID             1
                     43: #define KW_TYPE_AUTHOR         2
                     44: #define KW_TYPE_DATE           3
                     45: #define KW_TYPE_STATE          4
                     46: #define KW_TYPE_REVISION       5
                     47:
                     48: #define KW_NUMTOKS_ID          10
                     49: #define KW_NUMTOKS_AUTHOR      3
                     50: #define KW_NUMTOKS_DATE                4
                     51: #define KW_NUMTOKS_STATE       3
                     52: #define KW_NUMTOKS_REVISION    3
1.58      niallo     53:
1.115     niallo     54: #define RCSNUM_ZERO_ENDING(x) (x->rn_id[x->rn_len - 1] == 0)
                     55:
1.98      niallo     56: extern struct rcs_kw rcs_expkw[];
                     57:
1.58      niallo     58: struct checkin_params {
                     59:        int flags, openflags;
                     60:        mode_t fmode;
                     61:        time_t date;
                     62:        RCSFILE *file;
                     63:        RCSNUM *frev, *newrev;
                     64:        char fpath[MAXPATHLEN], *rcs_msg, *username, *deltatext, *filename;
1.98      niallo     65:        char *author, *state;
                     66:        const char *symbol, *description;
1.58      niallo     67: };
                     68:
1.94      niallo     69: static int      checkin_attach_symbol(struct checkin_params *);
                     70: static int      checkin_checklock(struct checkin_params *);
1.68      xsa        71: static char    *checkin_diff_file(struct checkin_params *);
                     72: static char    *checkin_getdesc(void);
                     73: static char    *checkin_getinput(const char *);
                     74: static char    *checkin_getlogmsg(RCSNUM *, RCSNUM *);
                     75: static int      checkin_init(struct checkin_params *);
1.107     deraadt    76: static int      checkin_keywordscan(char *, RCSNUM **, time_t *, char **,
1.98      niallo     77:     char **);
1.107     deraadt    78: static int      checkin_keywordtype(char *);
1.94      niallo     79: static int      checkin_mtimedate(struct checkin_params *);
1.107     deraadt    80: static void     checkin_parsekeyword(char *, RCSNUM **, time_t *, char **,
1.98      niallo     81:     char **);
1.94      niallo     82: static int      checkin_update(struct checkin_params *);
                     83: static void     checkin_revert(struct checkin_params *);
1.4       niallo     84:
1.1       niallo     85: void
                     86: checkin_usage(void)
                     87: {
                     88:        fprintf(stderr,
1.119     xsa        89:            "usage: ci [-jMNqV] [-d[date]] [-f[rev]] [-I[rev]] [-i[rev]]\n"
                     90:            "     [-j[rev]] [-k[rev]] [-l[rev]] [-M[rev]] [-mmsg]\n"
                     91:            "     [-Nsymbol] [-nsymbol] [-r[rev]] [-sstate] [-tfile|str]\n"
                     92:            "     [-u[rev]] [-wusername] [-xsuffixes] [-ztz] file ...\n");
1.58      niallo     93: }
                     94:
1.1       niallo     95: /*
                     96:  * checkin_main()
                     97:  *
                     98:  * Handler for the `ci' program.
                     99:  * Returns 0 on success, or >0 on error.
                    100:  */
                    101: int
                    102: checkin_main(int argc, char **argv)
                    103: {
1.58      niallo    104:        int i, ch, status;
1.139   ! ray       105:        char *rev_str;
1.58      niallo    106:        struct checkin_params pb;
1.1       niallo    107:
1.58      niallo    108:        pb.date = DATE_NOW;
                    109:        pb.file = NULL;
1.98      niallo    110:        pb.rcs_msg = pb.username = pb.author = pb.state = NULL;
1.134     niallo    111:        pb.symbol = pb.description = pb.deltatext = NULL;
1.58      niallo    112:        pb.newrev =  NULL;
1.128     niallo    113:        pb.flags = status = 0;
                    114:        pb.fmode = S_IRUSR|S_IRGRP|S_IROTH;
1.120     joris     115:        pb.flags = INTERACTIVE;
1.90      niallo    116:        pb.openflags = RCS_RDWR|RCS_CREATE|RCS_PARSE_FULLY;
1.139   ! ray       117:        rev_str = NULL;
1.9       niallo    118:
1.58      niallo    119:        while ((ch = rcs_getopt(argc, argv, CI_OPTSTRING)) != -1) {
1.1       niallo    120:                switch (ch) {
1.20      niallo    121:                case 'd':
1.25      niallo    122:                        if (rcs_optarg == NULL)
1.58      niallo    123:                                pb.date = DATE_MTIME;
1.87      xsa       124:                        else if ((pb.date = cvs_date_parse(rcs_optarg)) <= 0)
                    125:                                fatal("invalid date");
1.20      niallo    126:                        break;
1.29      niallo    127:                case 'f':
1.139   ! ray       128:                        rcs_setrevstr(&rev_str, rcs_optarg);
1.58      niallo    129:                        pb.flags |= FORCE;
1.29      niallo    130:                        break;
1.1       niallo    131:                case 'h':
                    132:                        (usage)();
                    133:                        exit(0);
1.121     ray       134:                        /* NOTREACHED */
1.119     xsa       135:                case 'I':
1.139   ! ray       136:                        rcs_setrevstr(&rev_str, rcs_optarg);
1.119     xsa       137:                        pb.flags |= INTERACTIVE;
                    138:                        break;
1.58      niallo    139:                case 'i':
1.139   ! ray       140:                        rcs_setrevstr(&rev_str, rcs_optarg);
1.58      niallo    141:                        pb.openflags |= RCS_CREATE;
1.66      niallo    142:                        pb.flags |= CI_INIT;
1.58      niallo    143:                        break;
                    144:                case 'j':
1.139   ! ray       145:                        rcs_setrevstr(&rev_str, rcs_optarg);
1.58      niallo    146:                        pb.openflags &= ~RCS_CREATE;
1.66      niallo    147:                        pb.flags &= ~CI_INIT;
1.58      niallo    148:                        break;
1.98      niallo    149:                case 'k':
1.139   ! ray       150:                        rcs_setrevstr(&rev_str, rcs_optarg);
1.98      niallo    151:                        pb.flags |= CI_KEYWORDSCAN;
                    152:                        break;
1.30      niallo    153:                case 'l':
1.139   ! ray       154:                        rcs_setrevstr(&rev_str, rcs_optarg);
1.58      niallo    155:                        pb.flags |= CO_LOCK;
1.54      niallo    156:                        break;
                    157:                case 'M':
1.139   ! ray       158:                        rcs_setrevstr(&rev_str, rcs_optarg);
1.58      niallo    159:                        pb.flags |= CO_REVDATE;
1.30      niallo    160:                        break;
1.1       niallo    161:                case 'm':
1.58      niallo    162:                        pb.rcs_msg = rcs_optarg;
1.87      xsa       163:                        if (pb.rcs_msg == NULL)
                    164:                                fatal("missing message for -m option");
1.58      niallo    165:                        pb.flags &= ~INTERACTIVE;
1.3       joris     166:                        break;
1.42      niallo    167:                case 'N':
1.84      joris     168:                        pb.symbol = xstrdup(rcs_optarg);
1.87      xsa       169:                        if (rcs_sym_check(pb.symbol) != 1)
                    170:                                fatal("invalid symbol `%s'", pb.symbol);
1.58      niallo    171:                        pb.flags |= CI_SYMFORCE;
1.42      niallo    172:                        break;
1.38      niallo    173:                case 'n':
1.84      joris     174:                        pb.symbol = xstrdup(rcs_optarg);
1.87      xsa       175:                        if (rcs_sym_check(pb.symbol) != 1)
                    176:                                fatal("invalid symbol `%s'", pb.symbol);
1.38      niallo    177:                        break;
1.3       joris     178:                case 'q':
                    179:                        verbose = 0;
1.1       niallo    180:                        break;
1.30      niallo    181:                case 'r':
1.139   ! ray       182:                        rcs_setrevstr(&rev_str, rcs_optarg);
1.58      niallo    183:                        pb.flags |= CI_DEFAULT;
1.9       niallo    184:                        break;
1.51      niallo    185:                case 's':
1.58      niallo    186:                        pb.state = rcs_optarg;
1.87      xsa       187:                        if (rcs_state_check(pb.state) < 0)
                    188:                                fatal("invalid state `%s'", pb.state);
1.67      xsa       189:                        break;
                    190:                case 'T':
                    191:                        pb.flags |= PRESERVETIME;
1.51      niallo    192:                        break;
1.80      niallo    193:                case 't':
1.84      joris     194:                        pb.description = xstrdup(rcs_optarg);
1.80      niallo    195:                        break;
1.9       niallo    196:                case 'u':
1.139   ! ray       197:                        rcs_setrevstr(&rev_str, rcs_optarg);
1.58      niallo    198:                        pb.flags |= CO_UNLOCK;
1.9       niallo    199:                        break;
1.30      niallo    200:                case 'V':
                    201:                        printf("%s\n", rcs_version);
                    202:                        exit(0);
1.121     ray       203:                        /* NOTREACHED */
1.31      niallo    204:                case 'w':
1.84      joris     205:                        pb.author = xstrdup(rcs_optarg);
1.64      xsa       206:                        break;
                    207:                case 'x':
1.125     ray       208:                        /* Use blank extension if none given. */
                    209:                        rcs_suffixes = rcs_optarg ? rcs_optarg : "";
1.110     joris     210:                        break;
                    211:                case 'z':
                    212:                        timezone_flag = rcs_optarg;
1.31      niallo    213:                        break;
1.1       niallo    214:                default:
                    215:                        (usage)();
                    216:                        exit(1);
                    217:                }
                    218:        }
                    219:
1.24      joris     220:        argc -= rcs_optind;
                    221:        argv += rcs_optind;
                    222:
1.1       niallo    223:        if (argc == 0) {
                    224:                cvs_log(LP_ERR, "no input file");
                    225:                (usage)();
                    226:                exit(1);
                    227:        }
                    228:
1.86      xsa       229:        if ((pb.username = getlogin()) == NULL)
                    230:                fatal("getlogin failed");
1.31      niallo    231:
                    232:
1.1       niallo    233:        for (i = 0; i < argc; i++) {
1.58      niallo    234:                pb.filename = argv[i];
1.1       niallo    235:
1.58      niallo    236:                /*
                    237:                 * Test for existence of ,v file. If we are expected to
                    238:                 * create one, set NEWFILE flag.
                    239:                 */
1.71      niallo    240:                if (rcs_statfile(pb.filename, pb.fpath, sizeof(pb.fpath)) < 0) {
                    241:                        if (pb.openflags & RCS_CREATE)
                    242:                                pb.flags |= NEWFILE;
                    243:                        else {
                    244:                                cvs_log(LP_ERR, "No existing RCS file");
                    245:                                status = 1;
                    246:                                continue;
                    247:                        }
1.66      niallo    248:                } else {
                    249:                        if (pb.flags & CI_INIT) {
                    250:                                cvs_log(LP_ERR, "%s already exists", pb.fpath);
                    251:                                status = 1;
                    252:                                continue;
                    253:                        }
1.58      niallo    254:                        pb.openflags &= ~RCS_CREATE;
1.66      niallo    255:                }
1.63      niallo    256:                /*
                    257:                 * If we are to create a new ,v file, we must decide where it
                    258:                 * should go.
                    259:                 */
                    260:                if (pb.flags & NEWFILE) {
1.117     ray       261:                        char *fpath = rcs_choosefile(pb.filename);
1.63      niallo    262:                        if (fpath == NULL) {
                    263:                                status = 1;
                    264:                                continue;
                    265:                        }
                    266:                        strlcpy(pb.fpath, fpath, sizeof(pb.fpath));
1.84      joris     267:                        xfree(fpath);
1.63      niallo    268:                }
                    269:
1.58      niallo    270:                pb.file = rcs_open(pb.fpath, pb.openflags, pb.fmode);
                    271:
1.87      xsa       272:                if (pb.file == NULL)
                    273:                        fatal("failed to open rcsfile '%s'", pb.fpath);
1.29      niallo    274:
1.58      niallo    275:                if (verbose == 1)
                    276:                        printf("%s  <--  %s\n", pb.fpath, pb.filename);
1.139   ! ray       277:
        !           278:                /* XXX - Should we rcsnum_free(pb.newrev)? */
        !           279:                if (rev_str != NULL)
        !           280:                        rcs_set_rev(rev_str, &pb.newrev);
1.107     deraadt   281:
1.63      niallo    282:                if (pb.flags & NEWFILE)
                    283:                        status = checkin_init(&pb);
1.15      niallo    284:                else
1.63      niallo    285:                        status = checkin_update(&pb);
1.114     niallo    286:
                    287:                /* reset NEWFILE flag */
                    288:                pb.flags &= ~NEWFILE;
1.129     niallo    289:
                    290:                rcs_close(pb.file);
1.4       niallo    291:        }
                    292:
1.114     niallo    293:        if ((verbose == 1) && (status == 0))
1.93      xsa       294:                printf("done\n");
                    295:
1.16      niallo    296:        return (status);
1.4       niallo    297: }
                    298:
1.59      niallo    299: /*
                    300:  * checkin_diff_file()
                    301:  *
1.65      xsa       302:  * Generate the diff between the working file and a revision.
1.59      niallo    303:  * Returns pointer to a char array on success, NULL on failure.
                    304:  */
1.4       niallo    305: static char *
1.58      niallo    306: checkin_diff_file(struct checkin_params *pb)
1.4       niallo    307: {
                    308:        char path1[MAXPATHLEN], path2[MAXPATHLEN];
                    309:        BUF *b1, *b2, *b3;
                    310:        char rbuf[64], *deltatext;
                    311:
1.112     joris     312:        b1 = b2 = b3 = NULL;
                    313:        deltatext = NULL;
1.58      niallo    314:        rcsnum_tostr(pb->frev, rbuf, sizeof(rbuf));
1.4       niallo    315:
1.58      niallo    316:        if ((b1 = cvs_buf_load(pb->filename, BUF_AUTOEXT)) == NULL) {
                    317:                cvs_log(LP_ERR, "failed to load file: '%s'", pb->filename);
1.112     joris     318:                goto out;
1.1       niallo    319:        }
                    320:
1.58      niallo    321:        if ((b2 = rcs_getrev(pb->file, pb->frev)) == NULL) {
1.4       niallo    322:                cvs_log(LP_ERR, "failed to load revision");
1.112     joris     323:                goto out;
1.4       niallo    324:        }
                    325:
1.57      xsa       326:        if ((b3 = cvs_buf_alloc((size_t)128, BUF_AUTOEXT)) == NULL) {
1.4       niallo    327:                cvs_log(LP_ERR, "failed to allocated buffer for diff");
1.112     joris     328:                goto out;
1.4       niallo    329:        }
                    330:
1.50      xsa       331:        strlcpy(path1, rcs_tmpdir, sizeof(path1));
                    332:        strlcat(path1, "/diff1.XXXXXXXXXX", sizeof(path1));
1.123     niallo    333:        cvs_buf_write_stmp(b1, path1, 0600);
1.112     joris     334:
1.4       niallo    335:        cvs_buf_free(b1);
1.112     joris     336:        b1 = NULL;
1.4       niallo    337:
1.50      xsa       338:        strlcpy(path2, rcs_tmpdir, sizeof(path2));
                    339:        strlcat(path2, "/diff2.XXXXXXXXXX", sizeof(path2));
1.123     niallo    340:        cvs_buf_write_stmp(b2, path2, 0600);
1.112     joris     341:
1.4       niallo    342:        cvs_buf_free(b2);
1.112     joris     343:        b2 = NULL;
1.4       niallo    344:
1.5       niallo    345:        diff_format = D_RCSDIFF;
1.4       niallo    346:        cvs_diffreg(path1, path2, b3);
                    347:
                    348:        cvs_buf_putc(b3, '\0');
                    349:        deltatext = (char *)cvs_buf_release(b3);
1.112     joris     350:        b3 = NULL;
                    351:
                    352: out:
                    353:        cvs_worklist_run(&rcs_temp_files, cvs_worklist_unlink);
                    354:
                    355:        if (b1 != NULL)
                    356:                cvs_buf_free(b1);
                    357:        if (b2 != NULL)
                    358:                cvs_buf_free(b2);
                    359:        if (b3 != NULL)
                    360:                cvs_buf_free(b3);
1.4       niallo    361:
                    362:        return (deltatext);
1.6       niallo    363: }
                    364:
                    365: /*
1.65      xsa       366:  * checkin_getlogmsg()
1.59      niallo    367:  *
1.6       niallo    368:  * Get log message from user interactively.
1.59      niallo    369:  * Returns pointer to a char array on success, NULL on failure.
1.6       niallo    370:  */
                    371: static char *
1.34      niallo    372: checkin_getlogmsg(RCSNUM *rev, RCSNUM *rev2)
1.6       niallo    373: {
1.58      niallo    374:        char   *rcs_msg, nrev[16], prev[16];
1.6       niallo    375:        RCSNUM *tmprev;
                    376:
1.7       niallo    377:        rcs_msg = NULL;
1.6       niallo    378:        tmprev = rcsnum_alloc();
                    379:        rcsnum_cpy(rev, tmprev, 16);
1.9       niallo    380:        rcsnum_tostr(tmprev, prev, sizeof(prev));
1.12      niallo    381:        if (rev2 == NULL)
                    382:                rcsnum_tostr(rcsnum_inc(tmprev), nrev, sizeof(nrev));
                    383:        else
                    384:                rcsnum_tostr(rev2, nrev, sizeof(nrev));
1.6       niallo    385:        rcsnum_free(tmprev);
                    386:
1.47      niallo    387:        if (verbose == 1)
                    388:                printf("new revision: %s; previous revision: %s\n", nrev,
                    389:                    prev);
1.32      joris     390:
1.107     deraadt   391:        rcs_msg = checkin_getinput("enter log message, terminated with a "
                    392:            "single '.' or end of file:\n>> ");
1.58      niallo    393:        return (rcs_msg);
                    394: }
                    395:
                    396:
                    397: /*
                    398:  * checkin_getdesc()
                    399:  *
                    400:  * Get file description interactively.
1.59      niallo    401:  * Returns pointer to a char array on success, NULL on failure.
1.58      niallo    402:  */
                    403: static char *
                    404: checkin_getdesc()
                    405: {
                    406:        char *description;
                    407:
1.107     deraadt   408:        description = checkin_getinput("enter description, terminated with "
                    409:            "single '.' or end of file:\n"
                    410:            "NOTE: This is NOT the log message!\n>> ");
1.58      niallo    411:        return (description);
                    412: }
                    413:
                    414: /*
                    415:  * checkin_getinput()
                    416:  *
1.59      niallo    417:  * Get some input from the user, in RCS style, prompting with message <prompt>.
                    418:  * Returns pointer to a char array on success, NULL on failure.
1.58      niallo    419:  */
                    420: static char *
                    421: checkin_getinput(const char *prompt)
                    422: {
                    423:        BUF *inputbuf;
                    424:        char *input, buf[128];
                    425:
                    426:        if ((inputbuf = cvs_buf_alloc((size_t)64, BUF_AUTOEXT)) == NULL) {
                    427:                cvs_log(LP_ERR, "failed to allocate input buffer");
                    428:                return (NULL);
                    429:        }
                    430:
1.119     xsa       431:        if (isatty(STDIN_FILENO))
                    432:                fprintf(stderr, "%s", prompt);
                    433:
1.6       niallo    434:        for (;;) {
                    435:                fgets(buf, (int)sizeof(buf), stdin);
1.9       niallo    436:                if (feof(stdin) || ferror(stdin) || buf[0] == '.')
1.6       niallo    437:                        break;
1.58      niallo    438:                cvs_buf_append(inputbuf, buf, strlen(buf));
1.119     xsa       439:
                    440:                if (isatty(STDIN_FILENO))
                    441:                        fprintf(stderr, ">> ");
1.6       niallo    442:        }
1.32      joris     443:
1.58      niallo    444:        cvs_buf_putc(inputbuf, '\0');
                    445:        input = (char *)cvs_buf_release(inputbuf);
                    446:
                    447:        return (input);
                    448: }
                    449:
                    450: /*
1.63      niallo    451:  * checkin_update()
                    452:  *
                    453:  * Do a checkin to an existing RCS file.
                    454:  *
                    455:  * On success, return 0. On error return -1.
                    456:  */
                    457: static int
                    458: checkin_update(struct checkin_params *pb)
                    459: {
1.77      xsa       460:        char  *filec, numb1[64], numb2[64];
1.128     niallo    461:        struct stat st;
1.63      niallo    462:        BUF *bp;
                    463:
1.82      joris     464:        /*
                    465:         * XXX this is wrong, we need to get the revision the user
1.85      xsa       466:         * has the lock for. So we can decide if we want to create a
1.82      joris     467:         * branch or not. (if it's not current HEAD we need to branch).
                    468:         */
1.63      niallo    469:        pb->frev = pb->file->rf_head;
                    470:
1.126     niallo    471:        /* Load file contents */
                    472:        if ((bp = cvs_buf_load(pb->filename, BUF_AUTOEXT)) == NULL) {
                    473:                rcs_close(pb->file);
                    474:                return (-1);
                    475:        }
                    476:
                    477:        cvs_buf_putc(bp, '\0');
                    478:        filec = (char *)cvs_buf_release(bp);
                    479:
1.115     niallo    480:        /* If this is a zero-ending RCSNUM eg 4.0, increment it (eg to 4.1) */
                    481:        if ((pb->newrev != NULL) && (RCSNUM_ZERO_ENDING(pb->newrev)))
                    482:                pb->newrev = rcsnum_inc(pb->newrev);
                    483:
1.82      joris     484:        if (checkin_checklock(pb) < 0)
1.126     niallo    485:                goto fail;
1.82      joris     486:
                    487:        /* If revision passed on command line is less than HEAD, bail.
                    488:         * XXX only applies to ci -r1.2 foo for example if HEAD is > 1.2 and
                    489:         * there is no lock set for the user.
                    490:         */
1.63      niallo    491:        if ((pb->newrev != NULL)
                    492:            && (rcsnum_cmp(pb->newrev, pb->frev, 0) > 0)) {
1.77      xsa       493:                cvs_log(LP_ERR,
                    494:                    "%s: revision %s too low; must be higher than %s",
                    495:                    pb->file->rf_path,
                    496:                    rcsnum_tostr(pb->newrev, numb1, sizeof(numb1)),
                    497:                    rcsnum_tostr(pb->frev, numb2, sizeof(numb2)));
1.126     niallo    498:                goto fail;
1.63      niallo    499:        }
                    500:
1.104     niallo    501:        /*
                    502:         * Set the date of the revision to be the last modification
                    503:         * time of the working file if -d has no argument.
                    504:         */
                    505:        if (pb->date == DATE_MTIME
                    506:            && (checkin_mtimedate(pb) < 0))
1.126     niallo    507:                goto fail;
1.104     niallo    508:
                    509:        /* Date from argv/mtime must be more recent than HEAD */
                    510:        if (pb->date != DATE_NOW) {
                    511:                time_t head_date = rcs_rev_getdate(pb->file, pb->frev);
                    512:                if (pb->date <= head_date) {
1.113     xsa       513:                        char dbuf1[256], dbuf2[256], *fmt;
                    514:                        struct tm *t, *t_head;
                    515:
                    516:                        fmt = "%Y/%m/%d %H:%M:%S";
                    517:
                    518:                        t = localtime(&pb->date);
                    519:                        strftime(dbuf1, sizeof(dbuf1), fmt, t);
                    520:                        t_head = localtime(&head_date);
                    521:                        strftime(dbuf2, sizeof(dbuf2), fmt, t_head);
                    522:
                    523:                        fatal("%s: Date %s preceeds %s in revision %s.",
                    524:                            pb->file->rf_path, dbuf1, dbuf2,
1.104     niallo    525:                            rcsnum_tostr(pb->frev, numb2, sizeof(numb2)));
                    526:                }
                    527:        }
                    528:
1.73      xsa       529:        /* Get RCS patch */
1.63      niallo    530:        if ((pb->deltatext = checkin_diff_file(pb)) == NULL) {
                    531:                cvs_log(LP_ERR, "failed to get diff");
1.126     niallo    532:                goto fail;
1.63      niallo    533:        }
                    534:
                    535:        /*
                    536:         * If -f is not specified and there are no differences, tell
                    537:         * the user and revert to latest version.
                    538:         */
                    539:        if (!(pb->flags & FORCE) && (strlen(pb->deltatext) < 1)) {
                    540:                checkin_revert(pb);
1.126     niallo    541:                goto fail;
1.63      niallo    542:        }
                    543:
1.73      xsa       544:        /* If no log message specified, get it interactively. */
1.63      niallo    545:        if (pb->flags & INTERACTIVE)
                    546:                pb->rcs_msg = checkin_getlogmsg(pb->frev, pb->newrev);
                    547:
1.82      joris     548:        if (rcs_lock_remove(pb->file, pb->username, pb->frev) < 0) {
1.63      niallo    549:                if (rcs_errno != RCS_ERR_NOENT)
1.82      joris     550:                        cvs_log(LP_WARN, "failed to remove lock");
                    551:                else if (!(pb->flags & CO_LOCK))
                    552:                        cvs_log(LP_WARN, "previous revision was not locked; "
                    553:                            "ignoring -l option");
1.63      niallo    554:        }
                    555:
1.73      xsa       556:        /* Current head revision gets the RCS patch as rd_text */
1.87      xsa       557:        if (rcs_deltatext_set(pb->file, pb->frev, pb->deltatext) == -1)
                    558:                fatal("failed to set new rd_text for head rev");
1.63      niallo    559:
1.73      xsa       560:        /* Now add our new revision */
1.63      niallo    561:        if (rcs_rev_add(pb->file,
                    562:            (pb->newrev == NULL ? RCS_HEAD_REV : pb->newrev),
1.82      joris     563:            pb->rcs_msg, pb->date, pb->author) != 0) {
1.63      niallo    564:                cvs_log(LP_ERR, "failed to add new revision");
1.126     niallo    565:                goto fail;
1.63      niallo    566:        }
                    567:
                    568:        /*
                    569:         * If we are checking in to a non-default (ie user-specified)
                    570:         * revision, set head to this revision.
                    571:         */
1.131     xsa       572:        if (pb->newrev != NULL) {
                    573:                if (rcs_head_set(pb->file, pb->newrev) < 0)
                    574:                        fatal("rcs_head_set failed");
                    575:        } else
1.63      niallo    576:                pb->newrev = pb->file->rf_head;
                    577:
1.73      xsa       578:        /* New head revision has to contain entire file; */
1.107     deraadt   579:        if (rcs_deltatext_set(pb->file, pb->frev, filec) == -1)
1.87      xsa       580:                fatal("failed to set new head revision");
1.63      niallo    581:
1.73      xsa       582:        /* Attach a symbolic name to this revision if specified. */
1.63      niallo    583:        if (pb->symbol != NULL
                    584:            && (checkin_attach_symbol(pb) < 0))
1.126     niallo    585:                goto fail;
1.63      niallo    586:
1.73      xsa       587:        /* Set the state of this revision if specified. */
1.63      niallo    588:        if (pb->state != NULL)
                    589:                (void)rcs_state_set(pb->file, pb->newrev, pb->state);
                    590:
1.128     niallo    591:        /* Maintain RCSFILE permissions */
                    592:        if (stat(pb->filename, &st) == -1)
                    593:                goto fail;
                    594:
                    595:        /* Strip all the write bits */
                    596:        pb->file->rf_mode = st.st_mode &
                    597:            (S_IXUSR|S_IXGRP|S_IXOTH|S_IRUSR|S_IRGRP|S_IROTH);
                    598:
1.84      joris     599:        xfree(pb->deltatext);
                    600:        xfree(filec);
1.63      niallo    601:        (void)unlink(pb->filename);
1.128     niallo    602:
                    603:        /* Write out RCSFILE before calling checkout_rev() */
                    604:        rcs_write(pb->file);
1.63      niallo    605:
1.73      xsa       606:        /* Do checkout if -u or -l are specified. */
1.63      niallo    607:        if (((pb->flags & CO_LOCK) || (pb->flags & CO_UNLOCK))
                    608:            && !(pb->flags & CI_DEFAULT))
                    609:                checkout_rev(pb->file, pb->newrev, pb->filename, pb->flags,
1.89      joris     610:                    pb->username, pb->author, NULL, NULL);
1.63      niallo    611:
                    612:        if (pb->flags & INTERACTIVE) {
1.84      joris     613:                xfree(pb->rcs_msg);
1.63      niallo    614:                pb->rcs_msg = NULL;
                    615:        }
                    616:        return (0);
1.126     niallo    617:
                    618: fail:
                    619:        xfree(filec);
1.134     niallo    620:        if (pb->deltatext != NULL)
                    621:                xfree(pb->deltatext);
1.126     niallo    622:        return (-1);
1.63      niallo    623: }
                    624:
                    625: /*
1.58      niallo    626:  * checkin_init()
1.65      xsa       627:  *
1.58      niallo    628:  * Does an initial check in, just enough to create the new ,v file
1.63      niallo    629:  * On success, return 0. On error return -1.
1.58      niallo    630:  */
1.63      niallo    631: static int
1.58      niallo    632: checkin_init(struct checkin_params *pb)
                    633: {
1.80      niallo    634:        BUF *bp, *dp;
1.93      xsa       635:        char *filec, numb[64];
1.115     niallo    636:        int fetchlog = 0;
1.80      niallo    637:        const char *rcs_desc;
1.128     niallo    638:        struct stat st;
1.58      niallo    639:
1.115     niallo    640:        /* If this is a zero-ending RCSNUM eg 4.0, increment it (eg to 4.1) */
                    641:        if ((pb->newrev != NULL) && (RCSNUM_ZERO_ENDING(pb->newrev))) {
                    642:                pb->frev = rcsnum_alloc();
                    643:                rcsnum_cpy(pb->newrev, pb->frev, 0);
                    644:                pb->newrev = rcsnum_inc(pb->newrev);
                    645:                fetchlog = 1;
                    646:        }
                    647:
1.73      xsa       648:        /* Load file contents */
1.58      niallo    649:        if ((bp = cvs_buf_load(pb->filename, BUF_AUTOEXT)) == NULL) {
1.106     niallo    650:                rcs_close(pb->file);
1.63      niallo    651:                return (-1);
1.58      niallo    652:        }
                    653:
1.124     xsa       654:        cvs_buf_putc(bp, '\0');
1.58      niallo    655:        filec = (char *)cvs_buf_release(bp);
                    656:
1.98      niallo    657:        /* Get default values from working copy if -k specified */
                    658:        if (pb->flags & CI_KEYWORDSCAN)
                    659:                checkin_keywordscan(filec, &pb->newrev, &pb->date, &pb->state,
                    660:                    &pb->author);
                    661:
1.73      xsa       662:        /* Get description from user */
1.80      niallo    663:        if (pb->description == NULL)
                    664:                rcs_desc = (const char *)checkin_getdesc();
                    665:        else {
                    666:                if (*pb->description == '-') {
                    667:                        pb->description++;
1.81      niallo    668:                        rcs_desc = (const char *)pb->description;
                    669:                } else {
1.80      niallo    670:                        dp = cvs_buf_load(pb->description, BUF_AUTOEXT);
                    671:                        if (dp == NULL) {
                    672:                                cvs_log(LP_ERR,
                    673:                                    "failed to load description file '%s'",
                    674:                                    pb->description);
1.126     niallo    675:                                goto fail;
1.80      niallo    676:                        }
1.124     xsa       677:                        cvs_buf_putc(dp, '\0');
1.80      niallo    678:                        rcs_desc = (const char *)cvs_buf_release(dp);
                    679:                }
                    680:        }
1.58      niallo    681:        rcs_desc_set(pb->file, rcs_desc);
                    682:
1.115     niallo    683:        /*
                    684:         * If the user had specified a zero-ending revision number e.g. 4
                    685:         * emulate odd GNU behaviour and fetch log message.
                    686:         */
                    687:        if (fetchlog == 1) {
                    688:                pb->rcs_msg = checkin_getlogmsg(pb->frev, pb->newrev);
                    689:                rcsnum_free(pb->frev);
                    690:        }
1.133     joris     691:
1.97      niallo    692:        /*
                    693:         * Set the date of the revision to be the last modification
                    694:         * time of the working file if -d has no argument.
                    695:         */
                    696:        if (pb->date == DATE_MTIME
                    697:            && (checkin_mtimedate(pb) < 0))
1.126     niallo    698:                goto fail;
1.97      niallo    699:
1.73      xsa       700:        /* Now add our new revision */
1.96      niallo    701:        if (rcs_rev_add(pb->file,
                    702:            (pb->newrev == NULL ? RCS_HEAD_REV : pb->newrev),
1.107     deraadt   703:            (pb->rcs_msg == NULL ? "Initial revision" : pb->rcs_msg),
1.103     niallo    704:            pb->date, pb->author) != 0) {
1.58      niallo    705:                cvs_log(LP_ERR, "failed to add new revision");
1.126     niallo    706:                goto fail;
1.63      niallo    707:        }
1.133     joris     708:
1.63      niallo    709:        /*
                    710:         * If we are checking in to a non-default (ie user-specified)
                    711:         * revision, set head to this revision.
                    712:         */
1.131     xsa       713:        if (pb->newrev != NULL) {
                    714:                if (rcs_head_set(pb->file, pb->newrev) < 0)
                    715:                        fatal("rcs_head_set failed");
                    716:        } else
1.63      niallo    717:                pb->newrev = pb->file->rf_head;
                    718:
1.73      xsa       719:        /* New head revision has to contain entire file; */
1.66      niallo    720:        if (rcs_deltatext_set(pb->file, pb->file->rf_head, filec) == -1) {
1.63      niallo    721:                cvs_log(LP_ERR, "failed to set new head revision");
1.126     niallo    722:                goto fail;
1.58      niallo    723:        }
1.133     joris     724:
1.73      xsa       725:        /* Attach a symbolic name to this revision if specified. */
1.66      niallo    726:        if (pb->symbol != NULL
                    727:            && (checkin_attach_symbol(pb) < 0))
1.126     niallo    728:                goto fail;
1.66      niallo    729:
1.73      xsa       730:        /* Set the state of this revision if specified. */
1.66      niallo    731:        if (pb->state != NULL)
                    732:                (void)rcs_state_set(pb->file, pb->newrev, pb->state);
                    733:
1.128     niallo    734:        /* Inherit RCSFILE permissions from file being checked in */
                    735:        if (stat(pb->filename, &st) == -1)
                    736:                goto fail;
                    737:        /* Strip all the write bits */
                    738:        pb->file->rf_mode = st.st_mode &
                    739:            (S_IXUSR|S_IXGRP|S_IXOTH|S_IRUSR|S_IRGRP|S_IROTH);
                    740:
1.84      joris     741:        xfree(filec);
1.66      niallo    742:        (void)unlink(pb->filename);
                    743:
1.128     niallo    744:        /* Write out RCSFILE before calling checkout_rev() */
                    745:        rcs_write(pb->file);
                    746:
1.73      xsa       747:        /* Do checkout if -u or -l are specified. */
1.66      niallo    748:        if (((pb->flags & CO_LOCK) || (pb->flags & CO_UNLOCK))
1.128     niallo    749:            && !(pb->flags & CI_DEFAULT)) {
1.66      niallo    750:                checkout_rev(pb->file, pb->newrev, pb->filename, pb->flags,
1.89      joris     751:                    pb->username, pb->author, NULL, NULL);
1.128     niallo    752:        }
                    753:
1.63      niallo    754:
1.119     xsa       755:        if (verbose == 1) {
                    756:                fprintf(stderr, "initial revision: %s\n",
                    757:                    rcsnum_tostr(pb->newrev, numb, sizeof(numb)));
                    758:        }
1.93      xsa       759:
1.63      niallo    760:        return (0);
1.126     niallo    761: fail:
                    762:        xfree(filec);
                    763:        return (-1);
1.58      niallo    764: }
                    765:
1.59      niallo    766: /*
                    767:  * checkin_attach_symbol()
                    768:  *
                    769:  * Attempt to attach the specified symbol to the revision.
                    770:  * On success, return 0. On error return -1.
                    771:  */
1.58      niallo    772: static int
                    773: checkin_attach_symbol(struct checkin_params *pb)
                    774: {
                    775:        char rbuf[16];
                    776:        int ret;
                    777:        if (verbose == 1)
                    778:                printf("symbol: %s\n", pb->symbol);
1.130     xsa       779:        if (pb->flags & CI_SYMFORCE) {
                    780:                if (rcs_sym_remove(pb->file, pb->symbol) < 0) {
                    781:                        if (rcs_errno != RCS_ERR_NOENT) {
                    782:                                cvs_log(LP_ERR,
                    783:                                    "problem removing symbol: %s", pb->symbol);
                    784:                                return (-1);
                    785:                        }
                    786:                }
                    787:        }
1.58      niallo    788:        if ((ret = rcs_sym_add(pb->file, pb->symbol, pb->newrev) == -1)
                    789:            && (rcs_errno == RCS_ERR_DUPENT)) {
                    790:                rcsnum_tostr(rcs_sym_getrev(pb->file, pb->symbol),
                    791:                    rbuf, sizeof(rbuf));
                    792:                cvs_log(LP_ERR,
                    793:                    "symbolic name %s already bound to %s",
                    794:                    pb->symbol, rbuf);
                    795:                return (-1);
                    796:        } else if (ret == -1) {
                    797:                cvs_log(LP_ERR, "problem adding symbol: %s",
                    798:                    pb->symbol);
                    799:                return (-1);
                    800:        }
                    801:        return (0);
                    802: }
                    803:
1.59      niallo    804: /*
                    805:  * checkin_revert()
                    806:  *
                    807:  * If there are no differences between the working file and the latest revision
                    808:  * and the -f flag is not specified, simply revert to the latest version and
                    809:  * warn the user.
                    810:  *
                    811:  */
1.58      niallo    812: static void
                    813: checkin_revert(struct checkin_params *pb)
                    814: {
                    815:        char rbuf[16];
                    816:
                    817:        rcsnum_tostr(pb->frev, rbuf, sizeof(rbuf));
                    818:        cvs_log(LP_WARN,
                    819:            "file is unchanged; reverting to previous revision %s",
                    820:            rbuf);
1.137     niallo    821:        pb->flags |= CO_REVERT;
1.58      niallo    822:        (void)unlink(pb->filename);
                    823:        if ((pb->flags & CO_LOCK) || (pb->flags & CO_UNLOCK))
                    824:                checkout_rev(pb->file, pb->frev, pb->filename,
1.89      joris     825:                    pb->flags, pb->username, pb->author, NULL, NULL);
1.127     xsa       826:        if (rcs_lock_remove(pb->file, pb->username, pb->frev) < 0)
                    827:                if (rcs_errno != RCS_ERR_NOENT)
                    828:                        cvs_log(LP_WARN, "failed to remove lock");
1.58      niallo    829: }
                    830:
1.59      niallo    831: /*
                    832:  * checkin_checklock()
                    833:  *
                    834:  * Check for the existence of a lock on the file.  If there are no locks, or it
                    835:  * is not locked by the correct user, return -1.  Otherwise, return 0.
                    836:  */
1.58      niallo    837: static int
                    838: checkin_checklock(struct checkin_params *pb)
                    839: {
                    840:        struct rcs_lock *lkp;
                    841:
1.82      joris     842:        TAILQ_FOREACH(lkp, &(pb->file->rf_locks), rl_list) {
                    843:                if ((!strcmp(lkp->rl_name, pb->username)) &&
                    844:                    (!rcsnum_cmp(lkp->rl_num, pb->frev, 0)))
                    845:                        return (0);
1.58      niallo    846:        }
1.32      joris     847:
1.82      joris     848:        cvs_log(LP_ERR,
                    849:            "%s: no lock set by %s", pb->file->rf_path, pb->username);
                    850:        return (-1);
1.61      niallo    851: }
                    852:
                    853: /*
1.62      niallo    854:  * checkin_mtimedate()
1.61      niallo    855:  *
                    856:  * Set the date of the revision to be the last modification
1.62      niallo    857:  * time of the working file.
1.61      niallo    858:  *
                    859:  * On success, return 0. On error return -1.
                    860:  */
                    861: static int
1.62      niallo    862: checkin_mtimedate(struct checkin_params *pb)
1.61      niallo    863: {
                    864:        struct stat sb;
                    865:        if (stat(pb->filename, &sb) != 0) {
1.72      xsa       866:                cvs_log(LP_ERRNO, "failed to stat `%s'", pb->filename);
1.61      niallo    867:                return (-1);
                    868:        }
                    869:        pb->date = (time_t)sb.st_mtimespec.tv_sec;
1.58      niallo    870:        return (0);
1.98      niallo    871: }
                    872:
                    873: /*
                    874:  * checkin_keywordscan()
                    875:  *
                    876:  * Searches working file for keyword values to determine its revision
                    877:  * number, creation date and author, and uses these values instead of
                    878:  * calculating them locally.
                    879:  *
                    880:  * Params: The data buffer to scan and pointers to pointers of variables in
                    881:  * which to store the outputs.
                    882:  *
                    883:  * On success, return 0. On error return -1.
                    884:  */
                    885: static int
                    886: checkin_keywordscan(char *data, RCSNUM **rev, time_t *date, char **author,
                    887:     char **state)
                    888: {
1.122     ray       889:        size_t end;
                    890:        u_int j, found;
1.98      niallo    891:        char *c, *kwstr, *start, buf[128];
                    892:
                    893:        c = start = kwstr = NULL;
                    894:
1.122     ray       895:        found = 0;
1.98      niallo    896:
1.122     ray       897:        for (c = data; *c != '\0'; c++) {
1.98      niallo    898:                if (*c == '$') {
                    899:                        start = c;
1.118     deraadt   900:                        c++;
1.98      niallo    901:                        if (!isalpha(*c)) {
                    902:                                c = start;
                    903:                                continue;
                    904:                        }
                    905:                        /* look for any matching keywords */
1.107     deraadt   906:                        found = 0;
                    907:                        for (j = 0; j < 10; j++) {
                    908:                                if (!strncmp(c, rcs_expkw[j].kw_str,
                    909:                                    strlen(rcs_expkw[j].kw_str))) {
                    910:                                        found = 1;
                    911:                                        kwstr = rcs_expkw[j].kw_str;
                    912:                                        break;
                    913:                                }
                    914:                        }
                    915:
                    916:                        /* unknown keyword, continue looking */
                    917:                        if (found == 0) {
                    918:                                c = start;
                    919:                                continue;
                    920:                        }
1.98      niallo    921:
                    922:                        c += strlen(kwstr);
                    923:                        if (*c != ':' && *c != '$') {
                    924:                                c = start;
                    925:                                continue;
                    926:                        }
                    927:
                    928:                        if (*c == ':') {
                    929:                                while (*c++) {
                    930:                                        if (*c == '$') {
                    931:                                                end = c - start + 2;
                    932:                                                if (end >= sizeof(buf))
                    933:                                                        fatal("keyword buffer"
                    934:                                                            " too small!");
                    935:                                                strlcpy(buf, start, end);
                    936:                                                checkin_parsekeyword(buf, rev,
1.107     deraadt   937:                                                    date, author, state);
1.98      niallo    938:                                                break;
                    939:                                        }
                    940:                                }
                    941:
                    942:                                if (*c != '$') {
                    943:                                        c = start;
                    944:                                        continue;
                    945:                                }
                    946:                        }
                    947:                }
                    948:        }
                    949:        if (found == 0)
                    950:                return (-1);
                    951:        else
                    952:                return (0);
                    953: }
                    954:
                    955: /*
                    956:  * checkin_keywordtype()
                    957:  *
                    958:  * Given an RCS keyword string, determine what type of string it is.
                    959:  * This enables us to know what data should be in it.
                    960:  *
                    961:  * Returns type on success, or -1 on failure.
1.107     deraadt   962:  */
1.98      niallo    963: static int
                    964: checkin_keywordtype(char *keystring)
                    965: {
                    966:        char *p;
1.107     deraadt   967:
1.98      niallo    968:        p = keystring;
1.118     deraadt   969:        p++;
1.98      niallo    970:        if (strncmp(p, KW_ID, strlen(KW_ID)) == 0)
                    971:                return (KW_TYPE_ID);
                    972:        else if (strncmp(p, KW_AUTHOR, strlen(KW_AUTHOR)) == 0)
                    973:                return (KW_TYPE_AUTHOR);
                    974:        else if (strncmp(p, KW_DATE, strlen(KW_DATE)) == 0)
                    975:                return (KW_TYPE_DATE);
                    976:        else if (strncmp(p, KW_STATE, strlen(KW_STATE)) == 0)
                    977:                return (KW_TYPE_STATE);
                    978:        else if (strncmp(p, KW_REVISION, strlen(KW_REVISION)) == 0)
                    979:                return (KW_TYPE_REVISION);
                    980:        else
                    981:                return (-1);
                    982: }
                    983:
                    984: /*
                    985:  * checkin_parsekeyword()
                    986:  *
                    987:  * Do the actual parsing of an RCS keyword string, setting the values passed
                    988:  * to the function to whatever is found.
                    989:  *
                    990:  */
                    991: static void
                    992: checkin_parsekeyword(char *keystring,  RCSNUM **rev, time_t *date,
                    993:     char **author, char **state)
                    994: {
                    995:        char *tokens[10], *p, *datestring;
                    996:        size_t len = 0;
1.99      niallo    997:        int i = 0;
1.107     deraadt   998:
                    999:        /* Parse data out of the expanded keyword */
1.98      niallo   1000:        switch (checkin_keywordtype(keystring)) {
                   1001:        case KW_TYPE_ID:
1.101     niallo   1002:                for ((p = strtok(keystring, " ")); p;
1.107     deraadt  1003:                    (p = strtok(NULL, " "))) {
1.99      niallo   1004:                        if (i < KW_NUMTOKS_ID - 1)
                   1005:                                tokens[i++] = p;
1.107     deraadt  1006:                }
1.99      niallo   1007:                tokens[i] = NULL;
1.98      niallo   1008:                if (*author != NULL)
                   1009:                        xfree(*author);
                   1010:                if (*state != NULL)
                   1011:                        xfree(*state);
                   1012:                /* only parse revision if one is not already set */
                   1013:                if (*rev == NULL) {
                   1014:                        if ((*rev = rcsnum_parse(tokens[2])) == NULL)
                   1015:                                fatal("could not parse rcsnum");
                   1016:                }
1.135     ray      1017:                *author = xstrdup(tokens[5]);
                   1018:                *author = xstrdup(tokens[6]);
1.98      niallo   1019:                len = strlen(tokens[3]) + strlen(tokens[4]) + 2;
                   1020:                datestring = xmalloc(len);
                   1021:                strlcpy(datestring, tokens[3], len);
                   1022:                strlcat(datestring, " ", len);
                   1023:                strlcat(datestring, tokens[4], len);
                   1024:                if ((*date = cvs_date_parse(datestring)) <= 0)
                   1025:                    fatal("could not parse date\n");
                   1026:                xfree(datestring);
                   1027:                break;
                   1028:        case KW_TYPE_AUTHOR:
1.101     niallo   1029:                for ((p = strtok(keystring, " ")); p;
1.107     deraadt  1030:                    (p = strtok(NULL, " "))) {
1.99      niallo   1031:                        if (i < KW_NUMTOKS_AUTHOR - 1)
                   1032:                                tokens[i++] = p;
1.107     deraadt  1033:                }
1.98      niallo   1034:                if (*author != NULL)
                   1035:                        xfree(*author);
1.135     ray      1036:                *author = xstrdup(tokens[1]);
1.98      niallo   1037:                break;
                   1038:        case KW_TYPE_DATE:
1.101     niallo   1039:                for ((p = strtok(keystring, " ")); p;
1.107     deraadt  1040:                    (p = strtok(NULL, " "))) {
1.99      niallo   1041:                        if (i < KW_NUMTOKS_DATE - 1)
                   1042:                                tokens[i++] = p;
1.98      niallo   1043:                }
                   1044:                len = strlen(tokens[1]) + strlen(tokens[2]) + 2;
                   1045:                datestring = xmalloc(len);
                   1046:                strlcpy(datestring, tokens[1], len);
                   1047:                strlcat(datestring, " ", len);
                   1048:                strlcat(datestring, tokens[2], len);
                   1049:                if ((*date = cvs_date_parse(datestring)) <= 0)
                   1050:                    fatal("could not parse date\n");
                   1051:                xfree(datestring);
                   1052:                break;
                   1053:        case KW_TYPE_STATE:
1.101     niallo   1054:                for ((p = strtok(keystring, " ")); p;
1.107     deraadt  1055:                    (p = strtok(NULL, " "))) {
1.99      niallo   1056:                        if (i < KW_NUMTOKS_STATE - 1)
                   1057:                                tokens[i++] = p;
1.107     deraadt  1058:                }
1.98      niallo   1059:                if (*state != NULL)
                   1060:                        xfree(*state);
1.135     ray      1061:                *state = xstrdup(tokens[1]);
1.98      niallo   1062:                break;
                   1063:        case KW_TYPE_REVISION:
                   1064:                /* only parse revision if one is not already set */
                   1065:                if (*rev != NULL)
                   1066:                        break;
1.102     niallo   1067:                for ((p = strtok(keystring, " ")); p;
1.107     deraadt  1068:                    (p = strtok(NULL, " "))) {
1.99      niallo   1069:                        if (i < KW_NUMTOKS_REVISION - 1)
                   1070:                                tokens[i++] = p;
1.107     deraadt  1071:                }
1.98      niallo   1072:                if ((*rev = rcsnum_parse(tokens[1])) == NULL)
                   1073:                        fatal("could not parse rcsnum");
                   1074:                break;
                   1075:        }
1.1       niallo   1076: }