Annotation of src/usr.bin/cvs/rcs.c, Revision 1.112
1.112 ! xsa 1: /* $OpenBSD: rcs.c,v 1.111 2005/12/12 17:47:03 joris Exp $ */
1.1 jfb 2: /*
3: * Copyright (c) 2004 Jean-Francois Brousseau <jfb@openbsd.org>
1.15 tedu 4: * All rights reserved.
1.1 jfb 5: *
1.15 tedu 6: * Redistribution and use in source and binary forms, with or without
7: * modification, are permitted provided that the following conditions
8: * are met:
1.1 jfb 9: *
1.15 tedu 10: * 1. Redistributions of source code must retain the above copyright
11: * notice, this list of conditions and the following disclaimer.
1.1 jfb 12: * 2. The name of the author may not be used to endorse or promote products
1.15 tedu 13: * derived from this software without specific prior written permission.
1.1 jfb 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
1.15 tedu 24: * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
1.1 jfb 25: */
26:
27: #include <sys/param.h>
28: #include <sys/stat.h>
29:
1.55 xsa 30: #include <ctype.h>
31: #include <errno.h>
1.72 niallo 32: #include <fcntl.h>
1.63 joris 33: #include <libgen.h>
1.52 jfb 34: #include <pwd.h>
1.55 xsa 35: #include <stdarg.h>
1.1 jfb 36: #include <stdio.h>
37: #include <stdlib.h>
38: #include <string.h>
1.55 xsa 39: #include <unistd.h>
1.1 jfb 40:
1.94 joris 41: #include "cvs.h"
1.55 xsa 42: #include "log.h"
1.1 jfb 43: #include "rcs.h"
1.81 niallo 44: #include "diff.h"
1.1 jfb 45:
1.57 xsa 46: #define RCS_BUFSIZE 16384
47: #define RCS_BUFEXTSIZE 8192
1.1 jfb 48:
49:
50: /* RCS token types */
1.57 xsa 51: #define RCS_TOK_ERR -1
52: #define RCS_TOK_EOF 0
53: #define RCS_TOK_NUM 1
54: #define RCS_TOK_ID 2
55: #define RCS_TOK_STRING 3
56: #define RCS_TOK_SCOLON 4
57: #define RCS_TOK_COLON 5
58:
59:
60: #define RCS_TOK_HEAD 8
61: #define RCS_TOK_BRANCH 9
62: #define RCS_TOK_ACCESS 10
63: #define RCS_TOK_SYMBOLS 11
64: #define RCS_TOK_LOCKS 12
65: #define RCS_TOK_COMMENT 13
66: #define RCS_TOK_EXPAND 14
67: #define RCS_TOK_DATE 15
68: #define RCS_TOK_AUTHOR 16
69: #define RCS_TOK_STATE 17
70: #define RCS_TOK_NEXT 18
71: #define RCS_TOK_BRANCHES 19
72: #define RCS_TOK_DESC 20
73: #define RCS_TOK_LOG 21
74: #define RCS_TOK_TEXT 22
75: #define RCS_TOK_STRICT 23
1.1 jfb 76:
1.57 xsa 77: #define RCS_ISKEY(t) (((t) >= RCS_TOK_HEAD) && ((t) <= RCS_TOK_BRANCHES))
1.1 jfb 78:
79:
1.57 xsa 80: #define RCS_NOSCOL 0x01 /* no terminating semi-colon */
81: #define RCS_VOPT 0x02 /* value is optional */
1.1 jfb 82:
83:
84: /* opaque parse data */
85: struct rcs_pdata {
1.57 xsa 86: u_int rp_lines;
1.1 jfb 87:
1.57 xsa 88: char *rp_buf;
89: size_t rp_blen;
90: char *rp_bufend;
91: size_t rp_tlen;
1.1 jfb 92:
93: /* pushback token buffer */
1.57 xsa 94: char rp_ptok[128];
95: int rp_pttype; /* token type, RCS_TOK_ERR if no token */
1.1 jfb 96:
1.57 xsa 97: FILE *rp_file;
1.1 jfb 98: };
99:
100:
1.57 xsa 101: #define RCS_TOKSTR(rfp) ((struct rcs_pdata *)rfp->rf_pdata)->rp_buf
102: #define RCS_TOKLEN(rfp) ((struct rcs_pdata *)rfp->rf_pdata)->rp_tlen
1.1 jfb 103:
104:
1.47 jfb 105: /* invalid characters in RCS symbol names */
1.49 jfb 106: static const char rcs_sym_invch[] = RCS_SYM_INVALCHAR;
1.47 jfb 107:
1.51 jfb 108:
109: /* comment leaders, depending on the file's suffix */
110: static const struct rcs_comment {
1.57 xsa 111: const char *rc_suffix;
112: const char *rc_cstr;
1.51 jfb 113: } rcs_comments[] = {
114: { "1", ".\\\" " },
115: { "2", ".\\\" " },
116: { "3", ".\\\" " },
117: { "4", ".\\\" " },
118: { "5", ".\\\" " },
119: { "6", ".\\\" " },
120: { "7", ".\\\" " },
121: { "8", ".\\\" " },
122: { "9", ".\\\" " },
123: { "a", "-- " }, /* Ada */
124: { "ada", "-- " },
125: { "adb", "-- " },
126: { "asm", ";; " }, /* assembler (MS-DOS) */
127: { "ads", "-- " }, /* Ada */
128: { "bat", ":: " }, /* batch (MS-DOS) */
129: { "body", "-- " }, /* Ada */
130: { "c", " * " }, /* C */
131: { "c++", "// " }, /* C++ */
132: { "cc", "// " },
133: { "cpp", "// " },
134: { "cxx", "// " },
135: { "m", "// " }, /* Objective-C */
136: { "cl", ";;; " }, /* Common Lisp */
137: { "cmd", ":: " }, /* command (OS/2) */
138: { "cmf", "c " }, /* CM Fortran */
139: { "csh", "# " }, /* shell */
140: { "e", "# " }, /* efl */
141: { "epsf", "% " }, /* encapsulated postscript */
142: { "epsi", "% " }, /* encapsulated postscript */
143: { "el", "; " }, /* Emacs Lisp */
144: { "f", "c " }, /* Fortran */
145: { "for", "c " },
146: { "h", " * " }, /* C-header */
147: { "hh", "// " }, /* C++ header */
148: { "hpp", "// " },
149: { "hxx", "// " },
150: { "in", "# " }, /* for Makefile.in */
151: { "l", " * " }, /* lex */
152: { "mac", ";; " }, /* macro (DEC-10, MS-DOS, PDP-11, VMS, etc) */
153: { "mak", "# " }, /* makefile, e.g. Visual C++ */
154: { "me", ".\\\" " }, /* me-macros t/nroff */
155: { "ml", "; " }, /* mocklisp */
156: { "mm", ".\\\" " }, /* mm-macros t/nroff */
157: { "ms", ".\\\" " }, /* ms-macros t/nroff */
158: { "man", ".\\\" " }, /* man-macros t/nroff */
159: { "p", " * " }, /* pascal */
160: { "pas", " * " },
1.52 jfb 161: { "pl", "# " }, /* Perl (conflict with Prolog) */
162: { "pm", "# " }, /* Perl module */
1.51 jfb 163: { "ps", "% " }, /* postscript */
164: { "psw", "% " }, /* postscript wrap */
165: { "pswm", "% " }, /* postscript wrap */
166: { "r", "# " }, /* ratfor */
167: { "rc", " * " }, /* Microsoft Windows resource file */
168: { "red", "% " }, /* psl/rlisp */
169: { "sh", "# " }, /* shell */
170: { "sl", "% " }, /* psl */
171: { "spec", "-- " }, /* Ada */
172: { "tex", "% " }, /* tex */
173: { "y", " * " }, /* yacc */
174: { "ye", " * " }, /* yacc-efl */
175: { "yr", " * " }, /* yacc-ratfor */
176: };
177:
1.57 xsa 178: #define NB_COMTYPES (sizeof(rcs_comments)/sizeof(rcs_comments[0]))
1.51 jfb 179:
1.33 jfb 180: #ifdef notyet
1.20 jfb 181: static struct rcs_kfl {
1.57 xsa 182: char rk_char;
183: int rk_val;
1.20 jfb 184: } rcs_kflags[] = {
185: { 'k', RCS_KWEXP_NAME },
186: { 'v', RCS_KWEXP_VAL },
187: { 'l', RCS_KWEXP_LKR },
188: { 'o', RCS_KWEXP_OLD },
189: { 'b', RCS_KWEXP_NONE },
190: };
1.33 jfb 191: #endif
1.20 jfb 192:
1.1 jfb 193: static struct rcs_key {
1.57 xsa 194: char rk_str[16];
195: int rk_id;
196: int rk_val;
197: int rk_flags;
1.1 jfb 198: } rcs_keys[] = {
199: { "access", RCS_TOK_ACCESS, RCS_TOK_ID, RCS_VOPT },
1.41 jfb 200: { "author", RCS_TOK_AUTHOR, RCS_TOK_ID, 0 },
1.1 jfb 201: { "branch", RCS_TOK_BRANCH, RCS_TOK_NUM, RCS_VOPT },
202: { "branches", RCS_TOK_BRANCHES, RCS_TOK_NUM, RCS_VOPT },
203: { "comment", RCS_TOK_COMMENT, RCS_TOK_STRING, RCS_VOPT },
204: { "date", RCS_TOK_DATE, RCS_TOK_NUM, 0 },
205: { "desc", RCS_TOK_DESC, RCS_TOK_STRING, RCS_NOSCOL },
206: { "expand", RCS_TOK_EXPAND, RCS_TOK_STRING, RCS_VOPT },
207: { "head", RCS_TOK_HEAD, RCS_TOK_NUM, RCS_VOPT },
208: { "locks", RCS_TOK_LOCKS, RCS_TOK_ID, 0 },
209: { "log", RCS_TOK_LOG, RCS_TOK_STRING, RCS_NOSCOL },
210: { "next", RCS_TOK_NEXT, RCS_TOK_NUM, RCS_VOPT },
1.41 jfb 211: { "state", RCS_TOK_STATE, RCS_TOK_ID, RCS_VOPT },
1.1 jfb 212: { "strict", RCS_TOK_STRICT, 0, 0, },
213: { "symbols", RCS_TOK_SYMBOLS, 0, 0 },
214: { "text", RCS_TOK_TEXT, RCS_TOK_STRING, RCS_NOSCOL },
215: };
216:
1.57 xsa 217: #define RCS_NKEYS (sizeof(rcs_keys)/sizeof(rcs_keys[0]))
1.1 jfb 218:
1.33 jfb 219: /*
220: * Keyword expansion table
221: */
1.63 joris 222: #define RCS_KW_AUTHOR 0x1000
223: #define RCS_KW_DATE 0x2000
224: #define RCS_KW_LOG 0x4000
225: #define RCS_KW_NAME 0x8000
226: #define RCS_KW_RCSFILE 0x0100
227: #define RCS_KW_REVISION 0x0200
228: #define RCS_KW_SOURCE 0x0400
229: #define RCS_KW_STATE 0x0800
230: #define RCS_KW_FULLPATH 0x0010
231:
232: #define RCS_KW_ID \
233: (RCS_KW_RCSFILE | RCS_KW_REVISION | RCS_KW_DATE \
234: | RCS_KW_AUTHOR | RCS_KW_STATE)
235:
236: #define RCS_KW_HEADER (RCS_KW_ID | RCS_KW_FULLPATH)
237:
1.33 jfb 238: static struct rcs_kw {
1.57 xsa 239: char kw_str[16];
1.63 joris 240: int kw_type;
1.33 jfb 241: } rcs_expkw[] = {
1.63 joris 242: { "Author", RCS_KW_AUTHOR },
243: { "Date", RCS_KW_DATE },
244: { "Header", RCS_KW_HEADER },
245: { "Id", RCS_KW_ID },
246: { "Log", RCS_KW_LOG },
247: { "Name", RCS_KW_NAME },
248: { "RCSfile", RCS_KW_RCSFILE },
249: { "Revision", RCS_KW_REVISION },
250: { "Source", RCS_KW_SOURCE },
251: { "State", RCS_KW_STATE },
1.33 jfb 252: };
1.63 joris 253:
254: #define RCS_NKWORDS (sizeof(rcs_expkw)/sizeof(rcs_expkw[0]))
1.33 jfb 255:
1.32 jfb 256: static const char *rcs_errstrs[] = {
257: "No error",
258: "No such entry",
259: "Duplicate entry found",
260: "Bad RCS number",
1.48 jfb 261: "Invalid RCS symbol",
262: "Parse error",
1.32 jfb 263: };
264:
265: #define RCS_NERR (sizeof(rcs_errstrs)/sizeof(rcs_errstrs[0]))
266:
267:
268: int rcs_errno = RCS_ERR_NOERR;
269:
1.1 jfb 270:
1.57 xsa 271: static int rcs_write(RCSFILE *);
272: static int rcs_parse(RCSFILE *);
273: static int rcs_parse_admin(RCSFILE *);
274: static int rcs_parse_delta(RCSFILE *);
275: static int rcs_parse_deltatext(RCSFILE *);
276:
277: static int rcs_parse_access(RCSFILE *);
278: static int rcs_parse_symbols(RCSFILE *);
279: static int rcs_parse_locks(RCSFILE *);
280: static int rcs_parse_branches(RCSFILE *, struct rcs_delta *);
281: static void rcs_freedelta(struct rcs_delta *);
282: static void rcs_freepdata(struct rcs_pdata *);
283: static int rcs_gettok(RCSFILE *);
284: static int rcs_pushtok(RCSFILE *, const char *, int);
285: static int rcs_growbuf(RCSFILE *);
286: static int rcs_strprint(const u_char *, size_t, FILE *);
287:
1.63 joris 288: static int rcs_expand_keywords(char *, struct rcs_delta *, char *, char *,
289: size_t, int);
1.26 jfb 290:
1.1 jfb 291: /*
292: * rcs_open()
293: *
294: * Open a file containing RCS-formatted information. The file's path is
1.26 jfb 295: * given in <path>, and the opening flags are given in <flags>, which is either
296: * RCS_READ, RCS_WRITE, or RCS_RDWR. If the open requests write access and
297: * the file does not exist, the RCS_CREATE flag must also be given, in which
298: * case it will be created with the mode specified in a third argument of
299: * type mode_t. If the file exists and RCS_CREATE is passed, the open will
300: * fail.
1.1 jfb 301: * Returns a handle to the opened file on success, or NULL on failure.
302: */
1.60 xsa 303: RCSFILE *
1.26 jfb 304: rcs_open(const char *path, int flags, ...)
1.1 jfb 305: {
1.26 jfb 306: int ret;
307: mode_t fmode;
1.1 jfb 308: RCSFILE *rfp;
309: struct stat st;
1.26 jfb 310: va_list vap;
1.109 joris 311: struct rcs_delta *rdp;
312: struct rcs_lock *lkr;
1.26 jfb 313:
314: fmode = 0;
315: flags &= 0xffff; /* ditch any internal flags */
1.1 jfb 316:
1.26 jfb 317: if (((ret = stat(path, &st)) == -1) && (errno == ENOENT)) {
318: if (flags & RCS_CREATE) {
319: va_start(vap, flags);
320: fmode = va_arg(vap, mode_t);
321: va_end(vap);
322: } else {
1.105 joris 323: /* XXX, make this command dependant? */
324: #if 0
1.26 jfb 325: cvs_log(LP_ERR, "RCS file `%s' does not exist", path);
1.105 joris 326: #endif
1.26 jfb 327: return (NULL);
328: }
329: } else if ((ret == 0) && (flags & RCS_CREATE)) {
330: cvs_log(LP_ERR, "RCS file `%s' exists", path);
1.1 jfb 331: return (NULL);
332: }
333:
1.110 joris 334: rfp = (RCSFILE *)xmalloc(sizeof(*rfp));
1.1 jfb 335: memset(rfp, 0, sizeof(*rfp));
336:
1.110 joris 337: rfp->rf_path = xstrdup(path);
1.1 jfb 338: rfp->rf_ref = 1;
1.26 jfb 339: rfp->rf_flags = flags | RCS_SLOCK;
340: rfp->rf_mode = fmode;
1.1 jfb 341:
342: TAILQ_INIT(&(rfp->rf_delta));
1.29 jfb 343: TAILQ_INIT(&(rfp->rf_access));
1.1 jfb 344: TAILQ_INIT(&(rfp->rf_symbols));
345: TAILQ_INIT(&(rfp->rf_locks));
346:
1.26 jfb 347: if (rfp->rf_flags & RCS_CREATE) {
348: } else if (rcs_parse(rfp) < 0) {
1.1 jfb 349: rcs_close(rfp);
350: return (NULL);
351: }
352:
1.109 joris 353: /* fill in rd_locker */
354: TAILQ_FOREACH(lkr, &(rfp->rf_locks), rl_list) {
355: if ((rdp = rcs_findrev(rfp, lkr->rl_num)) == NULL) {
356: rcs_close(rfp);
357: return (NULL);
358: }
359:
1.110 joris 360: rdp->rd_locker = xstrdup(lkr->rl_name);
1.109 joris 361: }
362:
1.1 jfb 363: return (rfp);
364: }
365:
366: /*
367: * rcs_close()
368: *
369: * Close an RCS file handle.
370: */
371: void
372: rcs_close(RCSFILE *rfp)
373: {
374: struct rcs_delta *rdp;
1.71 moritz 375: struct rcs_access *rap;
1.13 jfb 376: struct rcs_lock *rlp;
377: struct rcs_sym *rsp;
1.1 jfb 378:
379: if (rfp->rf_ref > 1) {
380: rfp->rf_ref--;
381: return;
382: }
383:
1.26 jfb 384: if ((rfp->rf_flags & RCS_WRITE) && !(rfp->rf_flags & RCS_SYNCED))
385: rcs_write(rfp);
386:
1.1 jfb 387: while (!TAILQ_EMPTY(&(rfp->rf_delta))) {
388: rdp = TAILQ_FIRST(&(rfp->rf_delta));
389: TAILQ_REMOVE(&(rfp->rf_delta), rdp, rd_list);
390: rcs_freedelta(rdp);
1.71 moritz 391: }
392:
393: while (!TAILQ_EMPTY(&(rfp->rf_access))) {
394: rap = TAILQ_FIRST(&(rfp->rf_access));
395: TAILQ_REMOVE(&(rfp->rf_access), rap, ra_list);
1.110 joris 396: xfree(rap->ra_name);
397: xfree(rap);
1.1 jfb 398: }
399:
1.13 jfb 400: while (!TAILQ_EMPTY(&(rfp->rf_symbols))) {
401: rsp = TAILQ_FIRST(&(rfp->rf_symbols));
402: TAILQ_REMOVE(&(rfp->rf_symbols), rsp, rs_list);
403: rcsnum_free(rsp->rs_num);
1.110 joris 404: xfree(rsp->rs_name);
405: xfree(rsp);
1.13 jfb 406: }
407:
408: while (!TAILQ_EMPTY(&(rfp->rf_locks))) {
409: rlp = TAILQ_FIRST(&(rfp->rf_locks));
410: TAILQ_REMOVE(&(rfp->rf_locks), rlp, rl_list);
411: rcsnum_free(rlp->rl_num);
1.110 joris 412: xfree(rlp->rl_name);
413: xfree(rlp);
1.13 jfb 414: }
415:
1.1 jfb 416: if (rfp->rf_head != NULL)
417: rcsnum_free(rfp->rf_head);
1.11 joris 418: if (rfp->rf_branch != NULL)
419: rcsnum_free(rfp->rf_branch);
1.1 jfb 420:
421: if (rfp->rf_path != NULL)
1.110 joris 422: xfree(rfp->rf_path);
1.1 jfb 423: if (rfp->rf_comment != NULL)
1.110 joris 424: xfree(rfp->rf_comment);
1.1 jfb 425: if (rfp->rf_expand != NULL)
1.110 joris 426: xfree(rfp->rf_expand);
1.1 jfb 427: if (rfp->rf_desc != NULL)
1.110 joris 428: xfree(rfp->rf_desc);
429: xfree(rfp);
1.1 jfb 430: }
431:
432: /*
433: * rcs_write()
434: *
435: * Write the contents of the RCS file handle <rfp> to disk in the file whose
436: * path is in <rf_path>.
437: * Returns 0 on success, or -1 on failure.
438: */
1.27 jfb 439: static int
1.1 jfb 440: rcs_write(RCSFILE *rfp)
441: {
442: FILE *fp;
1.72 niallo 443: char buf[1024], numbuf[64], fn[19] = "";
444: void *bp;
1.29 jfb 445: struct rcs_access *ap;
1.1 jfb 446: struct rcs_sym *symp;
1.46 jfb 447: struct rcs_branch *brp;
1.1 jfb 448: struct rcs_delta *rdp;
1.75 joris 449: struct rcs_lock *lkp;
1.72 niallo 450: ssize_t nread;
1.100 xsa 451: size_t len;
1.72 niallo 452: int fd, from_fd, to_fd;
1.75 joris 453:
1.72 niallo 454: from_fd = to_fd = fd = -1;
1.1 jfb 455:
1.28 jfb 456: if (rfp->rf_flags & RCS_SYNCED)
1.1 jfb 457: return (0);
458:
1.72 niallo 459: strlcpy(fn, "/tmp/rcs.XXXXXXXXXX", sizeof(fn));
460: if ((fd = mkstemp(fn)) == -1 ||
461: (fp = fdopen(fd, "w+")) == NULL) {
462: if (fd != -1) {
463: unlink(fn);
464: close(fd);
465: }
1.50 jfb 466: rcs_errno = RCS_ERR_ERRNO;
1.72 niallo 467: cvs_log(LP_ERRNO, "failed to open temp RCS output file `%s'",
468: fn);
1.1 jfb 469: return (-1);
470: }
471:
1.28 jfb 472: if (rfp->rf_head != NULL)
473: rcsnum_tostr(rfp->rf_head, numbuf, sizeof(numbuf));
474: else
475: numbuf[0] = '\0';
476:
1.1 jfb 477: fprintf(fp, "head\t%s;\n", numbuf);
1.35 jfb 478:
479: if (rfp->rf_branch != NULL) {
480: rcsnum_tostr(rfp->rf_branch, numbuf, sizeof(numbuf));
481: fprintf(fp, "branch\t%s;\n", numbuf);
482: }
483:
1.29 jfb 484: fputs("access", fp);
485: TAILQ_FOREACH(ap, &(rfp->rf_access), ra_list) {
486: fprintf(fp, "\n\t%s", ap->ra_name);
487: }
488: fputs(";\n", fp);
1.1 jfb 489:
1.85 joris 490: fprintf(fp, "symbols");
1.1 jfb 491: TAILQ_FOREACH(symp, &(rfp->rf_symbols), rs_list) {
492: rcsnum_tostr(symp->rs_num, numbuf, sizeof(numbuf));
493: snprintf(buf, sizeof(buf), "%s:%s", symp->rs_name, numbuf);
1.85 joris 494: fprintf(fp, "\n\t%s", buf);
1.1 jfb 495: }
496: fprintf(fp, ";\n");
497:
1.75 joris 498: fprintf(fp, "locks");
499: TAILQ_FOREACH(lkp, &(rfp->rf_locks), rl_list) {
500: rcsnum_tostr(lkp->rl_num, numbuf, sizeof(numbuf));
501: fprintf(fp, "\n\t%s:%s", lkp->rl_name, numbuf);
502: }
503:
504: fprintf(fp, ";");
1.1 jfb 505:
1.26 jfb 506: if (rfp->rf_flags & RCS_SLOCK)
1.1 jfb 507: fprintf(fp, " strict;");
508: fputc('\n', fp);
509:
1.42 jfb 510: if (rfp->rf_comment != NULL) {
511: fputs("comment\t@", fp);
1.58 xsa 512: rcs_strprint((const u_char *)rfp->rf_comment,
513: strlen(rfp->rf_comment), fp);
1.42 jfb 514: fputs("@;\n", fp);
515: }
1.1 jfb 516:
1.42 jfb 517: if (rfp->rf_expand != NULL) {
518: fputs("expand @", fp);
1.58 xsa 519: rcs_strprint((const u_char *)rfp->rf_expand,
520: strlen(rfp->rf_expand), fp);
1.42 jfb 521: fputs("@;\n", fp);
522: }
1.1 jfb 523:
1.46 jfb 524: fputs("\n\n", fp);
1.1 jfb 525:
526: TAILQ_FOREACH(rdp, &(rfp->rf_delta), rd_list) {
527: fprintf(fp, "%s\n", rcsnum_tostr(rdp->rd_num, numbuf,
528: sizeof(numbuf)));
529: fprintf(fp, "date\t%d.%02d.%02d.%02d.%02d.%02d;",
1.44 jfb 530: rdp->rd_date.tm_year + 1900, rdp->rd_date.tm_mon + 1,
1.1 jfb 531: rdp->rd_date.tm_mday, rdp->rd_date.tm_hour,
532: rdp->rd_date.tm_min, rdp->rd_date.tm_sec);
533: fprintf(fp, "\tauthor %s;\tstate %s;\n",
534: rdp->rd_author, rdp->rd_state);
1.46 jfb 535: fputs("branches", fp);
536: TAILQ_FOREACH(brp, &(rdp->rd_branches), rb_list) {
537: fprintf(fp, " %s", rcsnum_tostr(brp->rb_num, numbuf,
538: sizeof(numbuf)));
539: }
540: fputs(";\n", fp);
1.1 jfb 541: fprintf(fp, "next\t%s;\n\n", rcsnum_tostr(rdp->rd_next,
542: numbuf, sizeof(numbuf)));
543: }
544:
1.42 jfb 545: fputs("\ndesc\n@", fp);
1.100 xsa 546: if (rfp->rf_desc != NULL) {
547: len = strlen(rfp->rf_desc);
548: rcs_strprint((const u_char *)rfp->rf_desc, len, fp);
549: if (rfp->rf_desc[len-1] != '\n')
550: fputc('\n', fp);
551: }
552: fputs("@\n", fp);
1.1 jfb 553:
554: /* deltatexts */
555: TAILQ_FOREACH(rdp, &(rfp->rf_delta), rd_list) {
1.100 xsa 556: fprintf(fp, "\n\n%s\n", rcsnum_tostr(rdp->rd_num, numbuf,
1.1 jfb 557: sizeof(numbuf)));
1.42 jfb 558: fputs("log\n@", fp);
1.100 xsa 559: if (rdp->rd_log != NULL) {
560: len = strlen(rdp->rd_log);
561: rcs_strprint((const u_char *)rdp->rd_log, len, fp);
562: if (rdp->rd_log[len-1] != '\n')
563: fputc('\n', fp);
564: }
1.42 jfb 565: fputs("@\ntext\n@", fp);
1.100 xsa 566: if (rdp->rd_text != NULL) {
567: rcs_strprint(rdp->rd_text, rdp->rd_tlen, fp);
1.103 joris 568:
569: if (rdp->rd_tlen != 0) {
570: if (rdp->rd_text[rdp->rd_tlen-1] != '\n')
571: fputc('\n', fp);
572: }
1.100 xsa 573: }
574: fputs("@\n", fp);
1.1 jfb 575: }
576: fclose(fp);
1.73 joris 577:
1.72 niallo 578: /*
579: * We try to use rename() to atomically put the new file in place.
580: * If that fails, we try a copy.
581: */
582: if (rename(fn, rfp->rf_path) == -1) {
583: if (errno == EXDEV) {
584: /* rename() not supported so we have to copy. */
585: if ((chmod(rfp->rf_path, S_IWUSR) == -1)
586: && !(rfp->rf_flags & RCS_CREATE)) {
587: cvs_log(LP_ERRNO, "failed to chmod `%s'",
588: rfp->rf_path);
589: return (-1);
590: }
1.73 joris 591:
1.72 niallo 592: if ((from_fd = open(fn, O_RDONLY)) == -1) {
593: cvs_log(LP_ERRNO, "failed to open `%s'",
594: rfp->rf_path);
595: return (-1);
596: }
1.73 joris 597:
1.80 reyk 598: if ((to_fd = open(rfp->rf_path,
599: O_WRONLY|O_TRUNC|O_CREAT)) == -1) {
1.73 joris 600: cvs_log(LP_ERRNO, "failed to open `%s'", fn);
1.72 niallo 601: close(from_fd);
602: return (-1);
603: }
1.73 joris 604:
1.110 joris 605: bp = xmalloc(MAXBSIZE);
1.72 niallo 606: while ((nread = read(from_fd, bp, MAXBSIZE)) > 0) {
607: if (write(to_fd, bp, nread) != nread)
608: goto err;
609: }
1.73 joris 610:
1.72 niallo 611: if (nread < 0) {
612: err: if (unlink(rfp->rf_path) == -1)
613: cvs_log(LP_ERRNO,
614: "failed to unlink `%s'",
615: rfp->rf_path);
616: close(from_fd);
617: close(to_fd);
1.110 joris 618: xfree(bp);
1.72 niallo 619: return (-1);
620: }
1.73 joris 621:
1.72 niallo 622: close(from_fd);
623: close(to_fd);
1.110 joris 624: xfree(bp);
1.73 joris 625:
1.72 niallo 626: if (unlink(fn) == -1) {
627: cvs_log(LP_ERRNO,
1.73 joris 628: "failed to unlink `%s'", fn);
1.72 niallo 629: return (-1);
630: }
631: } else {
632: cvs_log(LP_ERRNO,
633: "failed to access temp RCS output file");
634: return (-1);
635: }
636: }
1.73 joris 637:
1.72 niallo 638: if ((chmod(rfp->rf_path, S_IRUSR|S_IRGRP|S_IROTH) == -1)) {
639: cvs_log(LP_ERRNO, "failed to chmod `%s'",
640: rfp->rf_path);
641: return (-1);
642: }
1.73 joris 643:
1.26 jfb 644: rfp->rf_flags |= RCS_SYNCED;
1.1 jfb 645:
646: return (0);
647: }
648:
649: /*
1.43 jfb 650: * rcs_head_get()
651: *
652: * Retrieve the revision number of the head revision for the RCS file <file>.
653: */
1.60 xsa 654: const RCSNUM *
1.43 jfb 655: rcs_head_get(RCSFILE *file)
656: {
657: return (file->rf_head);
658: }
659:
660: /*
661: * rcs_head_set()
662: *
663: * Set the revision number of the head revision for the RCS file <file> to
664: * <rev>, which must reference a valid revision within the file.
665: */
666: int
667: rcs_head_set(RCSFILE *file, const RCSNUM *rev)
668: {
669: struct rcs_delta *rd;
670:
671: if ((rd = rcs_findrev(file, rev)) == NULL)
672: return (-1);
673:
1.111 joris 674: if (file->rf_head == NULL)
675: file->rf_head = rcsnum_alloc();
1.43 jfb 676:
1.111 joris 677: rcsnum_cpy(rev, file->rf_head, 0);
1.70 moritz 678: file->rf_flags &= ~RCS_SYNCED;
1.43 jfb 679: return (0);
680: }
681:
682:
683: /*
1.35 jfb 684: * rcs_branch_get()
685: *
686: * Retrieve the default branch number for the RCS file <file>.
687: * Returns the number on success. If NULL is returned, then there is no
688: * default branch for this file.
689: */
1.60 xsa 690: const RCSNUM *
1.35 jfb 691: rcs_branch_get(RCSFILE *file)
692: {
693: return (file->rf_branch);
694: }
695:
696: /*
697: * rcs_branch_set()
698: *
699: * Set the default branch for the RCS file <file> to <bnum>.
700: * Returns 0 on success, -1 on failure.
701: */
702: int
703: rcs_branch_set(RCSFILE *file, const RCSNUM *bnum)
704: {
1.111 joris 705: if (file->rf_branch == NULL)
706: file->rf_branch = rcsnum_alloc();
1.35 jfb 707:
1.111 joris 708: rcsnum_cpy(bnum, file->rf_branch, 0);
1.70 moritz 709: file->rf_flags &= ~RCS_SYNCED;
1.35 jfb 710: return (0);
711: }
712:
713: /*
1.29 jfb 714: * rcs_access_add()
715: *
716: * Add the login name <login> to the access list for the RCS file <file>.
717: * Returns 0 on success, or -1 on failure.
718: */
719: int
720: rcs_access_add(RCSFILE *file, const char *login)
721: {
722: struct rcs_access *ap;
723:
724: /* first look for duplication */
725: TAILQ_FOREACH(ap, &(file->rf_access), ra_list) {
726: if (strcmp(ap->ra_name, login) == 0) {
1.32 jfb 727: rcs_errno = RCS_ERR_DUPENT;
1.29 jfb 728: return (-1);
729: }
730: }
731:
1.110 joris 732: ap = (struct rcs_access *)xmalloc(sizeof(*ap));
733: ap->ra_name = xstrdup(login);
1.29 jfb 734: TAILQ_INSERT_TAIL(&(file->rf_access), ap, ra_list);
735:
736: /* not synced anymore */
737: file->rf_flags &= ~RCS_SYNCED;
738: return (0);
739: }
740:
741: /*
742: * rcs_access_remove()
743: *
744: * Remove an entry with login name <login> from the access list of the RCS
745: * file <file>.
746: * Returns 0 on success, or -1 on failure.
747: */
748: int
749: rcs_access_remove(RCSFILE *file, const char *login)
750: {
751: struct rcs_access *ap;
752:
753: TAILQ_FOREACH(ap, &(file->rf_access), ra_list)
754: if (strcmp(ap->ra_name, login) == 0)
755: break;
756:
757: if (ap == NULL) {
1.32 jfb 758: rcs_errno = RCS_ERR_NOENT;
1.29 jfb 759: return (-1);
760: }
761:
762: TAILQ_REMOVE(&(file->rf_access), ap, ra_list);
1.110 joris 763: xfree(ap->ra_name);
764: xfree(ap);
1.29 jfb 765:
766: /* not synced anymore */
767: file->rf_flags &= ~RCS_SYNCED;
768: return (0);
769: }
770:
771: /*
1.26 jfb 772: * rcs_sym_add()
1.1 jfb 773: *
774: * Add a symbol to the list of symbols for the RCS file <rfp>. The new symbol
775: * is named <sym> and is bound to the RCS revision <snum>.
776: * Returns 0 on success, or -1 on failure.
777: */
778: int
1.26 jfb 779: rcs_sym_add(RCSFILE *rfp, const char *sym, RCSNUM *snum)
1.1 jfb 780: {
781: struct rcs_sym *symp;
782:
1.47 jfb 783: if (!rcs_sym_check(sym)) {
784: rcs_errno = RCS_ERR_BADSYM;
1.69 moritz 785: return (-1);
1.47 jfb 786: }
787:
1.1 jfb 788: /* first look for duplication */
789: TAILQ_FOREACH(symp, &(rfp->rf_symbols), rs_list) {
790: if (strcmp(symp->rs_name, sym) == 0) {
1.32 jfb 791: rcs_errno = RCS_ERR_DUPENT;
1.1 jfb 792: return (-1);
793: }
794: }
795:
1.110 joris 796: symp = (struct rcs_sym *)xmalloc(sizeof(*symp));
797: symp->rs_name = xstrdup(sym);
1.111 joris 798: symp->rs_num = rcsnum_alloc();
1.1 jfb 799: rcsnum_cpy(snum, symp->rs_num, 0);
800:
801: TAILQ_INSERT_HEAD(&(rfp->rf_symbols), symp, rs_list);
802:
803: /* not synced anymore */
1.26 jfb 804: rfp->rf_flags &= ~RCS_SYNCED;
1.1 jfb 805: return (0);
806: }
807:
808: /*
1.27 jfb 809: * rcs_sym_remove()
810: *
811: * Remove the symbol with name <sym> from the symbol list for the RCS file
812: * <file>. If no such symbol is found, the call fails and returns with an
813: * error.
814: * Returns 0 on success, or -1 on failure.
815: */
816: int
817: rcs_sym_remove(RCSFILE *file, const char *sym)
818: {
819: struct rcs_sym *symp;
820:
1.47 jfb 821: if (!rcs_sym_check(sym)) {
822: rcs_errno = RCS_ERR_BADSYM;
1.69 moritz 823: return (-1);
1.47 jfb 824: }
825:
1.27 jfb 826: TAILQ_FOREACH(symp, &(file->rf_symbols), rs_list)
827: if (strcmp(symp->rs_name, sym) == 0)
828: break;
829:
830: if (symp == NULL) {
1.32 jfb 831: rcs_errno = RCS_ERR_NOENT;
1.27 jfb 832: return (-1);
833: }
834:
835: TAILQ_REMOVE(&(file->rf_symbols), symp, rs_list);
1.110 joris 836: xfree(symp->rs_name);
1.27 jfb 837: rcsnum_free(symp->rs_num);
1.110 joris 838: xfree(symp);
1.27 jfb 839:
840: /* not synced anymore */
841: file->rf_flags &= ~RCS_SYNCED;
842: return (0);
843: }
844:
845: /*
846: * rcs_sym_getrev()
847: *
848: * Retrieve the RCS revision number associated with the symbol <sym> for the
849: * RCS file <file>. The returned value is a dynamically-allocated copy and
850: * should be freed by the caller once they are done with it.
851: * Returns the RCSNUM on success, or NULL on failure.
852: */
1.60 xsa 853: RCSNUM *
1.27 jfb 854: rcs_sym_getrev(RCSFILE *file, const char *sym)
855: {
856: RCSNUM *num;
857: struct rcs_sym *symp;
858:
1.47 jfb 859: if (!rcs_sym_check(sym)) {
860: rcs_errno = RCS_ERR_BADSYM;
861: return (NULL);
862: }
863:
1.27 jfb 864: num = NULL;
865: TAILQ_FOREACH(symp, &(file->rf_symbols), rs_list)
866: if (strcmp(symp->rs_name, sym) == 0)
867: break;
868:
1.111 joris 869: if (symp == NULL) {
1.36 jfb 870: rcs_errno = RCS_ERR_NOENT;
1.111 joris 871: } else {
872: num = rcsnum_alloc();
873: rcsnum_cpy(symp->rs_num, num, 0);
1.27 jfb 874: }
875:
876: return (num);
1.47 jfb 877: }
878:
879: /*
880: * rcs_sym_check()
881: *
882: * Check the RCS symbol name <sym> for any unsupported characters.
883: * Returns 1 if the tag is correct, 0 if it isn't valid.
884: */
885: int
886: rcs_sym_check(const char *sym)
887: {
888: int ret;
889: const char *cp;
890:
891: ret = 1;
892: cp = sym;
893: if (!isalpha(*cp++))
894: return (0);
895:
896: for (; *cp != '\0'; cp++)
897: if (!isgraph(*cp) || (strchr(rcs_sym_invch, *cp) != NULL)) {
898: ret = 0;
899: break;
900: }
901:
902: return (ret);
1.30 jfb 903: }
904:
905: /*
906: * rcs_lock_getmode()
907: *
908: * Retrieve the locking mode of the RCS file <file>.
909: */
910: int
911: rcs_lock_getmode(RCSFILE *file)
912: {
913: return (file->rf_flags & RCS_SLOCK) ? RCS_LOCK_STRICT : RCS_LOCK_LOOSE;
914: }
915:
916: /*
917: * rcs_lock_setmode()
918: *
919: * Set the locking mode of the RCS file <file> to <mode>, which must either
920: * be RCS_LOCK_LOOSE or RCS_LOCK_STRICT.
921: * Returns the previous mode on success, or -1 on failure.
922: */
923: int
924: rcs_lock_setmode(RCSFILE *file, int mode)
925: {
926: int pmode;
927: pmode = rcs_lock_getmode(file);
928:
929: if (mode == RCS_LOCK_STRICT)
930: file->rf_flags |= RCS_SLOCK;
931: else if (mode == RCS_LOCK_LOOSE)
932: file->rf_flags &= ~RCS_SLOCK;
933: else {
934: cvs_log(LP_ERRNO, "invalid lock mode %d", mode);
935: return (-1);
936: }
937:
1.70 moritz 938: file->rf_flags &= ~RCS_SYNCED;
1.30 jfb 939: return (pmode);
1.27 jfb 940: }
941:
942: /*
1.40 jfb 943: * rcs_lock_add()
944: *
945: * Add an RCS lock for the user <user> on revision <rev>.
946: * Returns 0 on success, or -1 on failure.
947: */
948: int
949: rcs_lock_add(RCSFILE *file, const char *user, RCSNUM *rev)
950: {
951: struct rcs_lock *lkp;
952:
953: /* first look for duplication */
954: TAILQ_FOREACH(lkp, &(file->rf_locks), rl_list) {
1.109 joris 955: if ((strcmp(lkp->rl_name, user) == 0) &&
956: (rcsnum_cmp(rev, lkp->rl_num, 0) == 0)) {
1.40 jfb 957: rcs_errno = RCS_ERR_DUPENT;
958: return (-1);
959: }
960: }
961:
1.110 joris 962: lkp = (struct rcs_lock *)xmalloc(sizeof(*lkp));
963: lkp->rl_name = xstrdup(user);
1.111 joris 964: lkp->rl_num = rcsnum_alloc();
1.68 moritz 965: rcsnum_cpy(rev, lkp->rl_num, 0);
1.40 jfb 966:
967: TAILQ_INSERT_TAIL(&(file->rf_locks), lkp, rl_list);
968:
969: /* not synced anymore */
970: file->rf_flags &= ~RCS_SYNCED;
971: return (0);
972:
973:
974: }
975:
976:
977: /*
978: * rcs_lock_remove()
979: *
980: * Remove the RCS lock on revision <rev>.
981: * Returns 0 on success, or -1 on failure.
982: */
983: int
1.109 joris 984: rcs_lock_remove(RCSFILE *file, const char *user, RCSNUM *rev)
1.40 jfb 985: {
986: struct rcs_lock *lkp;
987:
1.109 joris 988: TAILQ_FOREACH(lkp, &(file->rf_locks), rl_list) {
989: if ((strcmp(lkp->rl_name, user) == 0) &&
990: (rcsnum_cmp(lkp->rl_num, rev, 0) == 0))
1.40 jfb 991: break;
1.109 joris 992: }
1.40 jfb 993:
994: if (lkp == NULL) {
995: rcs_errno = RCS_ERR_NOENT;
996: return (-1);
997: }
998:
999: TAILQ_REMOVE(&(file->rf_locks), lkp, rl_list);
1000: rcsnum_free(lkp->rl_num);
1.110 joris 1001: xfree(lkp->rl_name);
1002: xfree(lkp);
1.40 jfb 1003:
1004: /* not synced anymore */
1005: file->rf_flags &= ~RCS_SYNCED;
1006: return (0);
1007: }
1008:
1009: /*
1.27 jfb 1010: * rcs_desc_get()
1011: *
1012: * Retrieve the description for the RCS file <file>.
1013: */
1.57 xsa 1014: const char *
1.27 jfb 1015: rcs_desc_get(RCSFILE *file)
1016: {
1017: return (file->rf_desc);
1018: }
1019:
1020: /*
1021: * rcs_desc_set()
1022: *
1023: * Set the description for the RCS file <file>.
1024: * Returns 0 on success, or -1 on failure.
1025: */
1026: int
1027: rcs_desc_set(RCSFILE *file, const char *desc)
1028: {
1029: char *tmp;
1030:
1.110 joris 1031: tmp = xstrdup(desc);
1.27 jfb 1032: if (file->rf_desc != NULL)
1.110 joris 1033: xfree(file->rf_desc);
1.27 jfb 1034: file->rf_desc = tmp;
1035: file->rf_flags &= ~RCS_SYNCED;
1036:
1037: return (0);
1.51 jfb 1038: }
1039:
1040: /*
1041: * rcs_comment_lookup()
1042: *
1043: * Lookup the assumed comment leader based on a file's suffix.
1044: * Returns a pointer to the string on success, or NULL on failure.
1045: */
1.57 xsa 1046: const char *
1.51 jfb 1047: rcs_comment_lookup(const char *filename)
1048: {
1049: int i;
1050: const char *sp;
1051:
1052: if ((sp = strrchr(filename, '.')) == NULL) {
1053: rcs_errno = RCS_ERR_NOENT;
1054: return (NULL);
1055: }
1056: sp++;
1057:
1058: for (i = 0; i < (int)NB_COMTYPES; i++)
1059: if (strcmp(rcs_comments[i].rc_suffix, sp) == 0)
1060: return (rcs_comments[i].rc_cstr);
1061: return (NULL);
1.27 jfb 1062: }
1063:
1.33 jfb 1064: /*
1065: * rcs_comment_get()
1066: *
1067: * Retrieve the comment leader for the RCS file <file>.
1068: */
1.57 xsa 1069: const char *
1.33 jfb 1070: rcs_comment_get(RCSFILE *file)
1071: {
1072: return (file->rf_comment);
1073: }
1074:
1075: /*
1076: * rcs_comment_set()
1077: *
1078: * Set the comment leader for the RCS file <file>.
1079: * Returns 0 on success, or -1 on failure.
1080: */
1081: int
1082: rcs_comment_set(RCSFILE *file, const char *comment)
1083: {
1084: char *tmp;
1085:
1.110 joris 1086: tmp = xstrdup(comment);
1.33 jfb 1087: if (file->rf_comment != NULL)
1.110 joris 1088: xfree(file->rf_comment);
1.33 jfb 1089: file->rf_comment = tmp;
1090: file->rf_flags &= ~RCS_SYNCED;
1091:
1092: return (0);
1093: }
1.40 jfb 1094:
1095: /*
1096: * rcs_tag_resolve()
1097: *
1098: * Retrieve the revision number corresponding to the tag <tag> for the RCS
1099: * file <file>.
1100: */
1.60 xsa 1101: RCSNUM *
1.40 jfb 1102: rcs_tag_resolve(RCSFILE *file, const char *tag)
1103: {
1104: RCSNUM *num;
1105:
1106: if ((num = rcsnum_parse(tag)) == NULL) {
1107: num = rcs_sym_getrev(file, tag);
1108: }
1109:
1110: return (num);
1111: }
1112:
1.94 joris 1113: int
1114: rcs_patch_lines(struct cvs_lines *dlines, struct cvs_lines *plines)
1.5 vincent 1115: {
1116: char op, *ep;
1.94 joris 1117: struct cvs_line *lp, *dlp, *ndlp;
1.5 vincent 1118: int i, lineno, nbln;
1.1 jfb 1119:
1.94 joris 1120: dlp = TAILQ_FIRST(&(dlines->l_lines));
1121: lp = TAILQ_FIRST(&(plines->l_lines));
1.1 jfb 1122:
1123: /* skip first bogus line */
1.94 joris 1124: for (lp = TAILQ_NEXT(lp, l_list); lp != NULL;
1125: lp = TAILQ_NEXT(lp, l_list)) {
1126: op = *(lp->l_line);
1127: lineno = (int)strtol((lp->l_line + 1), &ep, 10);
1128: if ((lineno > dlines->l_nblines) || (lineno < 0) ||
1.1 jfb 1129: (*ep != ' ')) {
1130: cvs_log(LP_ERR,
1131: "invalid line specification in RCS patch");
1.61 joris 1132: return (-1);
1.1 jfb 1133: }
1134: ep++;
1135: nbln = (int)strtol(ep, &ep, 10);
1.82 joris 1136: if ((nbln < 0) || (*ep != '\0')) {
1.1 jfb 1137: cvs_log(LP_ERR,
1138: "invalid line number specification in RCS patch");
1.61 joris 1139: return (-1);
1.1 jfb 1140: }
1141:
1142: /* find the appropriate line */
1143: for (;;) {
1144: if (dlp == NULL)
1145: break;
1.94 joris 1146: if (dlp->l_lineno == lineno)
1.1 jfb 1147: break;
1.94 joris 1148: if (dlp->l_lineno > lineno) {
1149: dlp = TAILQ_PREV(dlp, cvs_tqh, l_list);
1150: } else if (dlp->l_lineno < lineno) {
1151: ndlp = TAILQ_NEXT(dlp, l_list);
1152: if (ndlp->l_lineno > lineno)
1.1 jfb 1153: break;
1154: dlp = ndlp;
1155: }
1156: }
1157: if (dlp == NULL) {
1158: cvs_log(LP_ERR,
1159: "can't find referenced line in RCS patch");
1.61 joris 1160: return (-1);
1.1 jfb 1161: }
1162:
1163: if (op == 'd') {
1164: for (i = 0; (i < nbln) && (dlp != NULL); i++) {
1.94 joris 1165: ndlp = TAILQ_NEXT(dlp, l_list);
1166: TAILQ_REMOVE(&(dlines->l_lines), dlp, l_list);
1.1 jfb 1167: dlp = ndlp;
1168: }
1.14 deraadt 1169: } else if (op == 'a') {
1.1 jfb 1170: for (i = 0; i < nbln; i++) {
1171: ndlp = lp;
1.94 joris 1172: lp = TAILQ_NEXT(lp, l_list);
1.1 jfb 1173: if (lp == NULL) {
1174: cvs_log(LP_ERR, "truncated RCS patch");
1.5 vincent 1175: return (-1);
1.1 jfb 1176: }
1.94 joris 1177: TAILQ_REMOVE(&(plines->l_lines), lp, l_list);
1178: TAILQ_INSERT_AFTER(&(dlines->l_lines), dlp,
1179: lp, l_list);
1.1 jfb 1180: dlp = lp;
1181:
1182: /* we don't want lookup to block on those */
1.94 joris 1183: lp->l_lineno = lineno;
1.1 jfb 1184:
1185: lp = ndlp;
1186: }
1.14 deraadt 1187: } else {
1.1 jfb 1188: cvs_log(LP_ERR, "unknown RCS patch operation `%c'", op);
1.5 vincent 1189: return (-1);
1.1 jfb 1190: }
1191:
1192: /* last line of the patch, done */
1.94 joris 1193: if (lp->l_lineno == plines->l_nblines)
1.1 jfb 1194: break;
1195: }
1196:
1197: /* once we're done patching, rebuild the line numbers */
1.2 vincent 1198: lineno = 0;
1.94 joris 1199: TAILQ_FOREACH(lp, &(dlines->l_lines), l_list)
1200: lp->l_lineno = lineno++;
1201: dlines->l_nblines = lineno - 1;
1.1 jfb 1202:
1.5 vincent 1203: return (0);
1.1 jfb 1204: }
1205:
1206: /*
1207: * rcs_getrev()
1208: *
1209: * Get the whole contents of revision <rev> from the RCSFILE <rfp>. The
1.4 vincent 1210: * returned buffer is dynamically allocated and should be released using
1211: * cvs_buf_free() once the caller is done using it.
1.1 jfb 1212: */
1213: BUF*
1.66 joris 1214: rcs_getrev(RCSFILE *rfp, RCSNUM *frev)
1.1 jfb 1215: {
1.63 joris 1216: int expmode, res;
1.1 jfb 1217: size_t len;
1218: void *bp;
1.66 joris 1219: RCSNUM *crev, *rev;
1.65 niallo 1220: BUF *rbuf, *dbuf = NULL;
1.1 jfb 1221: struct rcs_delta *rdp = NULL;
1.94 joris 1222: struct cvs_lines *lines;
1223: struct cvs_line *lp;
1.63 joris 1224: char out[1024]; /* XXX */
1.1 jfb 1225:
1.28 jfb 1226: if (rfp->rf_head == NULL)
1227: return (NULL);
1.66 joris 1228:
1229: if (frev == RCS_HEAD_REV)
1230: rev = rfp->rf_head;
1231: else
1232: rev = frev;
1.28 jfb 1233:
1.1 jfb 1234: res = rcsnum_cmp(rfp->rf_head, rev, 0);
1235: if (res == 1) {
1.32 jfb 1236: rcs_errno = RCS_ERR_NOENT;
1.1 jfb 1237: return (NULL);
1.26 jfb 1238: }
1239:
1240: rdp = rcs_findrev(rfp, rfp->rf_head);
1241: if (rdp == NULL) {
1242: cvs_log(LP_ERR, "failed to get RCS HEAD revision");
1243: return (NULL);
1244: }
1245:
1.45 jfb 1246: len = rdp->rd_tlen;
1.26 jfb 1247: if ((rbuf = cvs_buf_alloc(len, BUF_AUTOEXT)) == NULL)
1248: return (NULL);
1249:
1250: cvs_buf_append(rbuf, rdp->rd_text, len);
1251:
1252: if (res != 0) {
1253: /* Apply patches backwards to get the right version.
1254: * This will need some rework to support sub branches.
1255: */
1256: do {
1.87 joris 1257: crev = rdp->rd_next;
1.26 jfb 1258: rdp = rcs_findrev(rfp, crev);
1259: if (rdp == NULL) {
1260: cvs_buf_free(rbuf);
1261: return (NULL);
1262: }
1.1 jfb 1263:
1.26 jfb 1264: if (cvs_buf_putc(rbuf, '\0') < 0) {
1.17 jfb 1265: cvs_buf_free(rbuf);
1.11 joris 1266: return (NULL);
1.17 jfb 1267: }
1.26 jfb 1268: bp = cvs_buf_release(rbuf);
1.94 joris 1269: rbuf = cvs_patchfile((char *)bp, (char *)rdp->rd_text,
1270: rcs_patch_lines);
1.110 joris 1271: xfree(bp);
1.26 jfb 1272: if (rbuf == NULL)
1273: break;
1274: } while (rcsnum_cmp(crev, rev, 0) != 0);
1.1 jfb 1275: }
1276:
1.63 joris 1277: /*
1278: * Do keyword expansion if required.
1279: */
1280: if (rfp->rf_expand != NULL)
1281: expmode = rcs_kwexp_get(rfp);
1282: else
1283: expmode = RCS_KWEXP_DEFAULT;
1284:
1285: if ((rbuf != NULL) && !(expmode & RCS_KWEXP_NONE)) {
1286: if ((dbuf = cvs_buf_alloc(len, BUF_AUTOEXT)) == NULL)
1287: return (rbuf);
1288: if ((rdp = rcs_findrev(rfp, rev)) == NULL)
1289: return (rbuf);
1290:
1291: if (cvs_buf_putc(rbuf, '\0') < 0) {
1292: cvs_buf_free(dbuf);
1293: return (rbuf);
1294: }
1295:
1296: bp = cvs_buf_release(rbuf);
1.94 joris 1297: if ((lines = cvs_splitlines((char *)bp)) != NULL) {
1.63 joris 1298: res = 0;
1.94 joris 1299: TAILQ_FOREACH(lp, &lines->l_lines, l_list) {
1.63 joris 1300: if (res++ == 0)
1301: continue;
1302: rcs_expand_keywords(rfp->rf_path, rdp,
1.94 joris 1303: lp->l_line, out, sizeof(out), expmode);
1.63 joris 1304: cvs_buf_fappend(dbuf, "%s\n", out);
1305: }
1.94 joris 1306: cvs_freelines(lines);
1.63 joris 1307: }
1.110 joris 1308: xfree(bp);
1.63 joris 1309: }
1310:
1311: return (dbuf);
1.1 jfb 1312: }
1313:
1314: /*
1.52 jfb 1315: * rcs_rev_add()
1316: *
1.53 jfb 1317: * Add a revision to the RCS file <rf>. The new revision's number can be
1318: * specified in <rev> (which can also be RCS_HEAD_REV, in which case the
1319: * new revision will have a number equal to the previous head revision plus
1320: * one). The <msg> argument specifies the log message for that revision, and
1321: * <date> specifies the revision's date (a value of -1 is
1322: * equivalent to using the current time).
1.96 xsa 1323: * If <username> is NULL, set the author for this revision to the current user.
1.90 niallo 1324: * Otherwise, set it to <username>.
1.52 jfb 1325: * Returns 0 on success, or -1 on failure.
1326: */
1327: int
1.90 niallo 1328: rcs_rev_add(RCSFILE *rf, RCSNUM *rev, const char *msg, time_t date,
1329: const char *username)
1.52 jfb 1330: {
1331: time_t now;
1332: struct passwd *pw;
1.83 joris 1333: struct rcs_delta *ordp, *rdp;
1334: RCSNUM *old;
1335:
1.111 joris 1336: old = rcsnum_alloc();
1.52 jfb 1337: if (rev == RCS_HEAD_REV) {
1.101 niallo 1338: if (rf->rf_flags & RCS_CREATE) {
1339: if ((rev = rcsnum_parse(RCS_HEAD_INIT)) == NULL)
1340: return (-1);
1.111 joris 1341: rf->rf_head = rcsnum_alloc();
1.101 niallo 1342: rcsnum_cpy(rev, rf->rf_head, 0);
1343: } else {
1344: rcsnum_cpy(rf->rf_head, old, 0);
1345: rev = rcsnum_inc(rf->rf_head);
1346: }
1.83 joris 1347: } else {
1348: if ((rdp = rcs_findrev(rf, rev)) != NULL) {
1349: rcs_errno = RCS_ERR_DUPENT;
1.92 joris 1350: rcsnum_free(old);
1.83 joris 1351: return (-1);
1352: }
1353:
1.93 joris 1354: if (!(rf->rf_flags & RCS_CREATE)) {
1355: ordp = NULL;
1356: rcsnum_cpy(rev, old, 0);
1357: while (ordp == NULL) {
1358: old = rcsnum_dec(old);
1359: ordp = rcs_findrev(rf, old);
1360: }
1.83 joris 1361: }
1.52 jfb 1362: }
1363:
1.112 ! xsa 1364: if ((pw = getpwuid(getuid())) == NULL)
! 1365: fatal("getpwuid failed");
1.52 jfb 1366:
1.110 joris 1367: rdp = (struct rcs_delta *)xmalloc(sizeof(*rdp));
1.52 jfb 1368: memset(rdp, 0, sizeof(*rdp));
1369:
1370: TAILQ_INIT(&(rdp->rd_branches));
1371: TAILQ_INIT(&(rdp->rd_snodes));
1372:
1.111 joris 1373: rdp->rd_num = rcsnum_alloc();
1.52 jfb 1374: rcsnum_cpy(rev, rdp->rd_num, 0);
1.83 joris 1375:
1.111 joris 1376: rdp->rd_next = rcsnum_alloc();
1.92 joris 1377:
1.101 niallo 1378: if (!(rf->rf_flags & RCS_CREATE))
1379: rcsnum_cpy(old, rdp->rd_next, 0);
1380:
1.83 joris 1381: rcsnum_free(old);
1.52 jfb 1382:
1.90 niallo 1383: if (username == NULL)
1384: username = pw->pw_name;
1385:
1.110 joris 1386: rdp->rd_author = xstrdup(username);
1387: rdp->rd_state = xstrdup(RCS_STATE_EXP);
1388: rdp->rd_log = xstrdup(msg);
1.52 jfb 1389:
1.53 jfb 1390: if (date != (time_t)(-1))
1391: now = date;
1392: else
1393: time(&now);
1.52 jfb 1394: gmtime_r(&now, &(rdp->rd_date));
1395:
1396: TAILQ_INSERT_HEAD(&(rf->rf_delta), rdp, rd_list);
1397: rf->rf_ndelta++;
1.81 niallo 1398:
1.64 niallo 1399: /* not synced anymore */
1400: rf->rf_flags &= ~RCS_SYNCED;
1.52 jfb 1401:
1402: return (0);
1403: }
1404:
1405: /*
1406: * rcs_rev_remove()
1407: *
1408: * Remove the revision whose number is <rev> from the RCS file <rf>.
1409: */
1410: int
1411: rcs_rev_remove(RCSFILE *rf, RCSNUM *rev)
1412: {
1413: int ret;
1414: struct rcs_delta *rdp;
1415:
1416: ret = 0;
1417: if (rev == RCS_HEAD_REV)
1418: rev = rf->rf_head;
1419:
1420: /* do we actually have that revision? */
1421: if ((rdp = rcs_findrev(rf, rev)) == NULL) {
1422: rcs_errno = RCS_ERR_NOENT;
1423: ret = -1;
1424: } else {
1425: /* XXX assumes it's not a sub node */
1426: TAILQ_REMOVE(&(rf->rf_delta), rdp, rd_list);
1427: rf->rf_ndelta--;
1428: rf->rf_flags &= ~RCS_SYNCED;
1429: }
1430:
1431: return (ret);
1432:
1433: }
1434:
1435: /*
1.1 jfb 1436: * rcs_findrev()
1437: *
1438: * Find a specific revision's delta entry in the tree of the RCS file <rfp>.
1439: * The revision number is given in <rev>.
1440: * Returns a pointer to the delta on success, or NULL on failure.
1441: */
1.102 xsa 1442: struct rcs_delta *
1.43 jfb 1443: rcs_findrev(RCSFILE *rfp, const RCSNUM *rev)
1.1 jfb 1444: {
1445: u_int cmplen;
1446: struct rcs_delta *rdp;
1447: struct rcs_dlist *hp;
1.6 vincent 1448: int found;
1.26 jfb 1449:
1.1 jfb 1450: cmplen = 2;
1451: hp = &(rfp->rf_delta);
1452:
1.6 vincent 1453: do {
1454: found = 0;
1455: TAILQ_FOREACH(rdp, hp, rd_list) {
1456: if (rcsnum_cmp(rdp->rd_num, rev, cmplen) == 0) {
1457: if (cmplen == rev->rn_len)
1458: return (rdp);
1.1 jfb 1459:
1.6 vincent 1460: hp = &(rdp->rd_snodes);
1461: cmplen += 2;
1462: found = 1;
1463: break;
1464: }
1.1 jfb 1465: }
1.6 vincent 1466: } while (found && cmplen < rev->rn_len);
1.1 jfb 1467:
1468: return (NULL);
1.20 jfb 1469: }
1470:
1471: /*
1.26 jfb 1472: * rcs_kwexp_set()
1473: *
1474: * Set the keyword expansion mode to use on the RCS file <file> to <mode>.
1475: * Returns 0 on success, or -1 on failure.
1476: */
1477: int
1478: rcs_kwexp_set(RCSFILE *file, int mode)
1479: {
1480: int i;
1481: char *tmp, buf[8] = "";
1482:
1483: if (RCS_KWEXP_INVAL(mode))
1484: return (-1);
1485:
1486: i = 0;
1487: if (mode == RCS_KWEXP_NONE)
1488: buf[0] = 'b';
1489: else if (mode == RCS_KWEXP_OLD)
1490: buf[0] = 'o';
1491: else {
1492: if (mode & RCS_KWEXP_NAME)
1493: buf[i++] = 'k';
1494: if (mode & RCS_KWEXP_VAL)
1495: buf[i++] = 'v';
1496: if (mode & RCS_KWEXP_LKR)
1497: buf[i++] = 'l';
1498: }
1499:
1.110 joris 1500: tmp = xstrdup(buf);
1.27 jfb 1501: if (file->rf_expand != NULL)
1.99 niallo 1502: free(file->rf_expand);
1.26 jfb 1503: file->rf_expand = tmp;
1.64 niallo 1504: /* not synced anymore */
1505: file->rf_flags &= ~RCS_SYNCED;
1.26 jfb 1506:
1507: return (0);
1508: }
1509:
1510: /*
1511: * rcs_kwexp_get()
1512: *
1513: * Retrieve the keyword expansion mode to be used for the RCS file <file>.
1514: */
1515: int
1516: rcs_kwexp_get(RCSFILE *file)
1517: {
1518: return rcs_kflag_get(file->rf_expand);
1519: }
1520:
1521: /*
1.20 jfb 1522: * rcs_kflag_get()
1523: *
1524: * Get the keyword expansion mode from a set of character flags given in
1525: * <flags> and return the appropriate flag mask. In case of an error, the
1526: * returned mask will have the RCS_KWEXP_ERR bit set to 1.
1527: */
1528: int
1529: rcs_kflag_get(const char *flags)
1530: {
1531: int fl;
1532: size_t len;
1533: const char *fp;
1534:
1535: fl = 0;
1536: len = strlen(flags);
1537:
1538: for (fp = flags; *fp != '\0'; fp++) {
1539: if (*fp == 'k')
1540: fl |= RCS_KWEXP_NAME;
1541: else if (*fp == 'v')
1542: fl |= RCS_KWEXP_VAL;
1543: else if (*fp == 'l')
1544: fl |= RCS_KWEXP_LKR;
1545: else if (*fp == 'o') {
1546: if (len != 1)
1547: fl |= RCS_KWEXP_ERR;
1548: fl |= RCS_KWEXP_OLD;
1549: } else if (*fp == 'b') {
1550: if (len != 1)
1551: fl |= RCS_KWEXP_ERR;
1552: } else /* unknown letter */
1553: fl |= RCS_KWEXP_ERR;
1554: }
1555:
1556: return (fl);
1.32 jfb 1557: }
1558:
1559: /*
1560: * rcs_errstr()
1561: *
1562: * Get the error string matching the RCS error code <code>.
1563: */
1.57 xsa 1564: const char *
1.32 jfb 1565: rcs_errstr(int code)
1566: {
1.50 jfb 1567: const char *esp;
1568:
1569: if ((code < 0) || ((code >= (int)RCS_NERR) && (code != RCS_ERR_ERRNO)))
1570: esp = NULL;
1571: else if (code == RCS_ERR_ERRNO)
1572: esp = strerror(errno);
1573: else
1574: esp = rcs_errstrs[code];
1575: return (esp);
1.1 jfb 1576: }
1577:
1.21 jfb 1578: void
1579: rcs_kflag_usage(void)
1580: {
1581: fprintf(stderr, "Valid expansion modes include:\n"
1.22 jfb 1582: "\t-kkv\tGenerate keywords using the default form.\n"
1583: "\t-kkvl\tLike -kkv, except locker's name inserted.\n"
1584: "\t-kk\tGenerate only keyword names in keyword strings.\n"
1585: "\t-kv\tGenerate only keyword values in keyword strings.\n"
1586: "\t-ko\tGenerate old keyword string "
1.21 jfb 1587: "(no changes from checked in file).\n"
1.22 jfb 1588: "\t-kb\tGenerate binary file unmodified (merges not allowed).\n");
1.21 jfb 1589: }
1.1 jfb 1590:
1591: /*
1592: * rcs_parse()
1593: *
1594: * Parse the contents of file <path>, which are in the RCS format.
1595: * Returns 0 on success, or -1 on failure.
1596: */
1.26 jfb 1597: static int
1.1 jfb 1598: rcs_parse(RCSFILE *rfp)
1599: {
1600: int ret;
1601: struct rcs_pdata *pdp;
1602:
1.26 jfb 1603: if (rfp->rf_flags & RCS_PARSED)
1.1 jfb 1604: return (0);
1605:
1.110 joris 1606: pdp = (struct rcs_pdata *)xmalloc(sizeof(*pdp));
1.1 jfb 1607: memset(pdp, 0, sizeof(*pdp));
1608:
1.18 jfb 1609: pdp->rp_lines = 0;
1.1 jfb 1610: pdp->rp_pttype = RCS_TOK_ERR;
1611:
1612: pdp->rp_file = fopen(rfp->rf_path, "r");
1613: if (pdp->rp_file == NULL) {
1.50 jfb 1614: rcs_errno = RCS_ERR_ERRNO;
1.1 jfb 1615: cvs_log(LP_ERRNO, "failed to open RCS file `%s'", rfp->rf_path);
1616: rcs_freepdata(pdp);
1617: return (-1);
1618: }
1619:
1.110 joris 1620: pdp->rp_buf = (char *)xmalloc((size_t)RCS_BUFSIZE);
1.1 jfb 1621: pdp->rp_blen = RCS_BUFSIZE;
1.18 jfb 1622: pdp->rp_bufend = pdp->rp_buf + pdp->rp_blen - 1;
1.1 jfb 1623:
1624: /* ditch the strict lock */
1.26 jfb 1625: rfp->rf_flags &= ~RCS_SLOCK;
1.1 jfb 1626: rfp->rf_pdata = pdp;
1627:
1.31 jfb 1628: if ((ret = rcs_parse_admin(rfp)) < 0) {
1.1 jfb 1629: rcs_freepdata(pdp);
1630: return (-1);
1.31 jfb 1631: } else if (ret == RCS_TOK_NUM) {
1632: for (;;) {
1633: ret = rcs_parse_delta(rfp);
1634: if (ret == 0)
1635: break;
1636: else if (ret == -1) {
1637: rcs_freepdata(pdp);
1638: return (-1);
1639: }
1.1 jfb 1640: }
1641: }
1642:
1643: ret = rcs_gettok(rfp);
1644: if (ret != RCS_TOK_DESC) {
1.50 jfb 1645: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1646: cvs_log(LP_ERR, "token `%s' found where RCS desc expected",
1647: RCS_TOKSTR(rfp));
1648: rcs_freepdata(pdp);
1649: return (-1);
1650: }
1651:
1652: ret = rcs_gettok(rfp);
1653: if (ret != RCS_TOK_STRING) {
1.50 jfb 1654: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1655: cvs_log(LP_ERR, "token `%s' found where RCS desc expected",
1656: RCS_TOKSTR(rfp));
1657: rcs_freepdata(pdp);
1658: return (-1);
1659: }
1660:
1.110 joris 1661: rfp->rf_desc = xstrdup(RCS_TOKSTR(rfp));
1.1 jfb 1662: for (;;) {
1663: ret = rcs_parse_deltatext(rfp);
1664: if (ret == 0)
1665: break;
1666: else if (ret == -1) {
1667: rcs_freepdata(pdp);
1668: return (-1);
1669: }
1670: }
1671:
1672: rcs_freepdata(pdp);
1673:
1674: rfp->rf_pdata = NULL;
1.26 jfb 1675: rfp->rf_flags |= RCS_PARSED | RCS_SYNCED;
1.1 jfb 1676:
1677: return (0);
1678: }
1679:
1680: /*
1681: * rcs_parse_admin()
1682: *
1683: * Parse the administrative portion of an RCS file.
1.31 jfb 1684: * Returns the type of the first token found after the admin section on
1685: * success, or -1 on failure.
1.1 jfb 1686: */
1687: static int
1688: rcs_parse_admin(RCSFILE *rfp)
1689: {
1690: u_int i;
1691: int tok, ntok, hmask;
1692: struct rcs_key *rk;
1693:
1694: /* hmask is a mask of the headers already encountered */
1695: hmask = 0;
1696: for (;;) {
1697: tok = rcs_gettok(rfp);
1698: if (tok == RCS_TOK_ERR) {
1.50 jfb 1699: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1700: cvs_log(LP_ERR, "parse error in RCS admin section");
1701: return (-1);
1.31 jfb 1702: } else if ((tok == RCS_TOK_NUM) || (tok == RCS_TOK_DESC)) {
1703: /*
1704: * Assume this is the start of the first delta or
1705: * that we are dealing with an empty RCS file and
1706: * we just found the description.
1707: */
1.1 jfb 1708: rcs_pushtok(rfp, RCS_TOKSTR(rfp), tok);
1.31 jfb 1709: return (tok);
1.1 jfb 1710: }
1711:
1712: rk = NULL;
1.18 jfb 1713: for (i = 0; i < RCS_NKEYS; i++)
1.1 jfb 1714: if (rcs_keys[i].rk_id == tok)
1715: rk = &(rcs_keys[i]);
1716:
1717: if (hmask & (1 << tok)) {
1.50 jfb 1718: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1719: cvs_log(LP_ERR, "duplicate RCS key");
1720: return (-1);
1721: }
1722: hmask |= (1 << tok);
1723:
1724: switch (tok) {
1725: case RCS_TOK_HEAD:
1726: case RCS_TOK_BRANCH:
1727: case RCS_TOK_COMMENT:
1728: case RCS_TOK_EXPAND:
1729: ntok = rcs_gettok(rfp);
1730: if (ntok == RCS_TOK_SCOLON)
1731: break;
1732: if (ntok != rk->rk_val) {
1.50 jfb 1733: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1734: cvs_log(LP_ERR,
1735: "invalid value type for RCS key `%s'",
1736: rk->rk_str);
1737: }
1738:
1739: if (tok == RCS_TOK_HEAD) {
1.111 joris 1740: if (rfp->rf_head == NULL)
1.28 jfb 1741: rfp->rf_head = rcsnum_alloc();
1.1 jfb 1742: rcsnum_aton(RCS_TOKSTR(rfp), NULL,
1743: rfp->rf_head);
1.14 deraadt 1744: } else if (tok == RCS_TOK_BRANCH) {
1.111 joris 1745: if (rfp->rf_branch == NULL)
1.35 jfb 1746: rfp->rf_branch = rcsnum_alloc();
1747: if (rcsnum_aton(RCS_TOKSTR(rfp), NULL,
1748: rfp->rf_branch) < 0)
1749: return (-1);
1.14 deraadt 1750: } else if (tok == RCS_TOK_COMMENT) {
1.110 joris 1751: rfp->rf_comment = xstrdup(RCS_TOKSTR(rfp));
1.14 deraadt 1752: } else if (tok == RCS_TOK_EXPAND) {
1.110 joris 1753: rfp->rf_expand = xstrdup(RCS_TOKSTR(rfp));
1.1 jfb 1754: }
1755:
1756: /* now get the expected semi-colon */
1757: ntok = rcs_gettok(rfp);
1758: if (ntok != RCS_TOK_SCOLON) {
1.50 jfb 1759: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1760: cvs_log(LP_ERR,
1761: "missing semi-colon after RCS `%s' key",
1.26 jfb 1762: rk->rk_str);
1.1 jfb 1763: return (-1);
1764: }
1765: break;
1766: case RCS_TOK_ACCESS:
1.29 jfb 1767: if (rcs_parse_access(rfp) < 0)
1768: return (-1);
1.1 jfb 1769: break;
1770: case RCS_TOK_SYMBOLS:
1.29 jfb 1771: if (rcs_parse_symbols(rfp) < 0)
1772: return (-1);
1.1 jfb 1773: break;
1774: case RCS_TOK_LOCKS:
1.29 jfb 1775: if (rcs_parse_locks(rfp) < 0)
1776: return (-1);
1.1 jfb 1777: break;
1778: default:
1.50 jfb 1779: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1780: cvs_log(LP_ERR,
1781: "unexpected token `%s' in RCS admin section",
1782: RCS_TOKSTR(rfp));
1783: return (-1);
1784: }
1785: }
1786:
1787: return (0);
1788: }
1789:
1790: /*
1791: * rcs_parse_delta()
1792: *
1793: * Parse an RCS delta section and allocate the structure to store that delta's
1794: * information in the <rfp> delta list.
1795: * Returns 1 if the section was parsed OK, 0 if it is the last delta, and
1796: * -1 on error.
1797: */
1798: static int
1799: rcs_parse_delta(RCSFILE *rfp)
1800: {
1801: int ret, tok, ntok, hmask;
1802: u_int i;
1803: char *tokstr;
1.3 vincent 1804: RCSNUM *datenum;
1.1 jfb 1805: struct rcs_delta *rdp;
1806: struct rcs_key *rk;
1807:
1.110 joris 1808: rdp = (struct rcs_delta *)xmalloc(sizeof(*rdp));
1.1 jfb 1809: memset(rdp, 0, sizeof(*rdp));
1810:
1811: rdp->rd_num = rcsnum_alloc();
1812: rdp->rd_next = rcsnum_alloc();
1813:
1814: TAILQ_INIT(&(rdp->rd_branches));
1.52 jfb 1815: TAILQ_INIT(&(rdp->rd_snodes));
1.1 jfb 1816:
1817: tok = rcs_gettok(rfp);
1818: if (tok != RCS_TOK_NUM) {
1.52 jfb 1819: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1820: cvs_log(LP_ERR, "unexpected token `%s' at start of delta",
1821: RCS_TOKSTR(rfp));
1822: rcs_freedelta(rdp);
1823: return (-1);
1824: }
1825: rcsnum_aton(RCS_TOKSTR(rfp), NULL, rdp->rd_num);
1826:
1827: hmask = 0;
1828: ret = 0;
1829: tokstr = NULL;
1830:
1831: for (;;) {
1832: tok = rcs_gettok(rfp);
1833: if (tok == RCS_TOK_ERR) {
1.50 jfb 1834: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1835: cvs_log(LP_ERR, "parse error in RCS delta section");
1836: rcs_freedelta(rdp);
1837: return (-1);
1.14 deraadt 1838: } else if (tok == RCS_TOK_NUM || tok == RCS_TOK_DESC) {
1.15 tedu 1839: rcs_pushtok(rfp, RCS_TOKSTR(rfp), tok);
1.1 jfb 1840: ret = (tok == RCS_TOK_NUM ? 1 : 0);
1841: break;
1842: }
1843:
1844: rk = NULL;
1.18 jfb 1845: for (i = 0; i < RCS_NKEYS; i++)
1.1 jfb 1846: if (rcs_keys[i].rk_id == tok)
1847: rk = &(rcs_keys[i]);
1848:
1849: if (hmask & (1 << tok)) {
1.50 jfb 1850: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1851: cvs_log(LP_ERR, "duplicate RCS key");
1852: rcs_freedelta(rdp);
1853: return (-1);
1854: }
1855: hmask |= (1 << tok);
1856:
1857: switch (tok) {
1858: case RCS_TOK_DATE:
1859: case RCS_TOK_AUTHOR:
1860: case RCS_TOK_STATE:
1861: case RCS_TOK_NEXT:
1862: ntok = rcs_gettok(rfp);
1863: if (ntok == RCS_TOK_SCOLON) {
1864: if (rk->rk_flags & RCS_VOPT)
1865: break;
1866: else {
1.50 jfb 1867: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1868: cvs_log(LP_ERR, "missing mandatory "
1869: "value to RCS key `%s'",
1870: rk->rk_str);
1871: rcs_freedelta(rdp);
1872: return (-1);
1873: }
1874: }
1875:
1876: if (ntok != rk->rk_val) {
1.50 jfb 1877: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1878: cvs_log(LP_ERR,
1879: "invalid value type for RCS key `%s'",
1880: rk->rk_str);
1881: rcs_freedelta(rdp);
1882: return (-1);
1883: }
1884:
1885: if (tokstr != NULL)
1.110 joris 1886: xfree(tokstr);
1887: tokstr = xstrdup(RCS_TOKSTR(rfp));
1.1 jfb 1888: /* now get the expected semi-colon */
1889: ntok = rcs_gettok(rfp);
1890: if (ntok != RCS_TOK_SCOLON) {
1.50 jfb 1891: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1892: cvs_log(LP_ERR,
1893: "missing semi-colon after RCS `%s' key",
1.26 jfb 1894: rk->rk_str);
1.110 joris 1895: xfree(tokstr);
1.1 jfb 1896: rcs_freedelta(rdp);
1897: return (-1);
1898: }
1899:
1900: if (tok == RCS_TOK_DATE) {
1.25 jfb 1901: if ((datenum = rcsnum_parse(tokstr)) == NULL) {
1.110 joris 1902: xfree(tokstr);
1.11 joris 1903: rcs_freedelta(rdp);
1904: return (-1);
1905: }
1.3 vincent 1906: if (datenum->rn_len != 6) {
1.50 jfb 1907: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1908: cvs_log(LP_ERR,
1909: "RCS date specification has %s "
1910: "fields",
1.3 vincent 1911: (datenum->rn_len > 6) ? "too many" :
1.1 jfb 1912: "missing");
1.110 joris 1913: xfree(tokstr);
1.1 jfb 1914: rcs_freedelta(rdp);
1.37 tedu 1915: rcsnum_free(datenum);
1916: return (-1);
1.1 jfb 1917: }
1.3 vincent 1918: rdp->rd_date.tm_year = datenum->rn_id[0];
1.19 jfb 1919: if (rdp->rd_date.tm_year >= 1900)
1920: rdp->rd_date.tm_year -= 1900;
1.3 vincent 1921: rdp->rd_date.tm_mon = datenum->rn_id[1] - 1;
1922: rdp->rd_date.tm_mday = datenum->rn_id[2];
1923: rdp->rd_date.tm_hour = datenum->rn_id[3];
1924: rdp->rd_date.tm_min = datenum->rn_id[4];
1925: rdp->rd_date.tm_sec = datenum->rn_id[5];
1926: rcsnum_free(datenum);
1.14 deraadt 1927: } else if (tok == RCS_TOK_AUTHOR) {
1.1 jfb 1928: rdp->rd_author = tokstr;
1929: tokstr = NULL;
1.14 deraadt 1930: } else if (tok == RCS_TOK_STATE) {
1.1 jfb 1931: rdp->rd_state = tokstr;
1932: tokstr = NULL;
1.14 deraadt 1933: } else if (tok == RCS_TOK_NEXT) {
1.1 jfb 1934: rcsnum_aton(tokstr, NULL, rdp->rd_next);
1935: }
1936: break;
1937: case RCS_TOK_BRANCHES:
1.46 jfb 1938: if (rcs_parse_branches(rfp, rdp) < 0) {
1939: rcs_freedelta(rdp);
1940: return (-1);
1941: }
1.1 jfb 1942: break;
1943: default:
1.50 jfb 1944: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1945: cvs_log(LP_ERR,
1946: "unexpected token `%s' in RCS delta",
1947: RCS_TOKSTR(rfp));
1948: rcs_freedelta(rdp);
1949: return (-1);
1950: }
1951: }
1952:
1.13 jfb 1953: if (tokstr != NULL)
1.110 joris 1954: xfree(tokstr);
1.13 jfb 1955:
1.1 jfb 1956: TAILQ_INSERT_TAIL(&(rfp->rf_delta), rdp, rd_list);
1.26 jfb 1957: rfp->rf_ndelta++;
1.1 jfb 1958:
1959: return (ret);
1960: }
1961:
1962: /*
1963: * rcs_parse_deltatext()
1964: *
1965: * Parse an RCS delta text section and fill in the log and text field of the
1966: * appropriate delta section.
1967: * Returns 1 if the section was parsed OK, 0 if it is the last delta, and
1968: * -1 on error.
1969: */
1970: static int
1971: rcs_parse_deltatext(RCSFILE *rfp)
1972: {
1973: int tok;
1974: RCSNUM *tnum;
1975: struct rcs_delta *rdp;
1976:
1977: tok = rcs_gettok(rfp);
1978: if (tok == RCS_TOK_EOF)
1979: return (0);
1980:
1981: if (tok != RCS_TOK_NUM) {
1.50 jfb 1982: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1983: cvs_log(LP_ERR,
1984: "unexpected token `%s' at start of RCS delta text",
1985: RCS_TOKSTR(rfp));
1986: return (-1);
1987: }
1.13 jfb 1988:
1989: tnum = rcsnum_alloc();
1.1 jfb 1990: rcsnum_aton(RCS_TOKSTR(rfp), NULL, tnum);
1991:
1992: TAILQ_FOREACH(rdp, &(rfp->rf_delta), rd_list) {
1993: if (rcsnum_cmp(tnum, rdp->rd_num, 0) == 0)
1994: break;
1995: }
1.13 jfb 1996: rcsnum_free(tnum);
1997:
1.1 jfb 1998: if (rdp == NULL) {
1999: cvs_log(LP_ERR, "RCS delta text `%s' has no matching delta",
2000: RCS_TOKSTR(rfp));
2001: return (-1);
2002: }
2003:
2004: tok = rcs_gettok(rfp);
2005: if (tok != RCS_TOK_LOG) {
1.50 jfb 2006: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2007: cvs_log(LP_ERR, "unexpected token `%s' where RCS log expected",
2008: RCS_TOKSTR(rfp));
2009: return (-1);
2010: }
2011:
2012: tok = rcs_gettok(rfp);
2013: if (tok != RCS_TOK_STRING) {
1.50 jfb 2014: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2015: cvs_log(LP_ERR, "unexpected token `%s' where RCS log expected",
2016: RCS_TOKSTR(rfp));
2017: return (-1);
2018: }
1.110 joris 2019: rdp->rd_log = xstrdup(RCS_TOKSTR(rfp));
1.1 jfb 2020: tok = rcs_gettok(rfp);
2021: if (tok != RCS_TOK_TEXT) {
1.50 jfb 2022: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2023: cvs_log(LP_ERR, "unexpected token `%s' where RCS text expected",
2024: RCS_TOKSTR(rfp));
2025: return (-1);
2026: }
2027:
2028: tok = rcs_gettok(rfp);
2029: if (tok != RCS_TOK_STRING) {
1.50 jfb 2030: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2031: cvs_log(LP_ERR, "unexpected token `%s' where RCS text expected",
2032: RCS_TOKSTR(rfp));
2033: return (-1);
2034: }
2035:
1.110 joris 2036: rdp->rd_text = (u_char *)xmalloc(RCS_TOKLEN(rfp) + 1);
1.74 joris 2037: strlcpy(rdp->rd_text, RCS_TOKSTR(rfp), (RCS_TOKLEN(rfp) + 1));
1.42 jfb 2038: rdp->rd_tlen = RCS_TOKLEN(rfp);
1.1 jfb 2039:
2040: return (1);
2041: }
2042:
2043: /*
2044: * rcs_parse_access()
2045: *
2046: * Parse the access list given as value to the `access' keyword.
2047: * Returns 0 on success, or -1 on failure.
2048: */
2049: static int
2050: rcs_parse_access(RCSFILE *rfp)
2051: {
2052: int type;
2053:
2054: while ((type = rcs_gettok(rfp)) != RCS_TOK_SCOLON) {
2055: if (type != RCS_TOK_ID) {
1.50 jfb 2056: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2057: cvs_log(LP_ERR, "unexpected token `%s' in access list",
2058: RCS_TOKSTR(rfp));
2059: return (-1);
2060: }
1.29 jfb 2061:
2062: if (rcs_access_add(rfp, RCS_TOKSTR(rfp)) < 0)
2063: return (-1);
1.1 jfb 2064: }
2065:
2066: return (0);
2067: }
2068:
2069: /*
2070: * rcs_parse_symbols()
2071: *
2072: * Parse the symbol list given as value to the `symbols' keyword.
2073: * Returns 0 on success, or -1 on failure.
2074: */
2075: static int
2076: rcs_parse_symbols(RCSFILE *rfp)
2077: {
2078: int type;
2079: struct rcs_sym *symp;
2080:
2081: for (;;) {
2082: type = rcs_gettok(rfp);
2083: if (type == RCS_TOK_SCOLON)
2084: break;
2085:
1.41 jfb 2086: if (type != RCS_TOK_ID) {
1.50 jfb 2087: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2088: cvs_log(LP_ERR, "unexpected token `%s' in symbol list",
2089: RCS_TOKSTR(rfp));
2090: return (-1);
2091: }
2092:
1.110 joris 2093: symp = (struct rcs_sym *)xmalloc(sizeof(*symp));
2094: symp->rs_name = xstrdup(RCS_TOKSTR(rfp));
1.1 jfb 2095: symp->rs_num = rcsnum_alloc();
2096:
2097: type = rcs_gettok(rfp);
2098: if (type != RCS_TOK_COLON) {
1.50 jfb 2099: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2100: cvs_log(LP_ERR, "unexpected token `%s' in symbol list",
2101: RCS_TOKSTR(rfp));
1.11 joris 2102: rcsnum_free(symp->rs_num);
1.110 joris 2103: xfree(symp->rs_name);
2104: xfree(symp);
1.1 jfb 2105: return (-1);
2106: }
2107:
2108: type = rcs_gettok(rfp);
2109: if (type != RCS_TOK_NUM) {
1.50 jfb 2110: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2111: cvs_log(LP_ERR, "unexpected token `%s' in symbol list",
2112: RCS_TOKSTR(rfp));
1.11 joris 2113: rcsnum_free(symp->rs_num);
1.110 joris 2114: xfree(symp->rs_name);
2115: xfree(symp);
1.1 jfb 2116: return (-1);
2117: }
2118:
2119: if (rcsnum_aton(RCS_TOKSTR(rfp), NULL, symp->rs_num) < 0) {
2120: cvs_log(LP_ERR, "failed to parse RCS NUM `%s'",
2121: RCS_TOKSTR(rfp));
1.11 joris 2122: rcsnum_free(symp->rs_num);
1.110 joris 2123: xfree(symp->rs_name);
2124: xfree(symp);
1.1 jfb 2125: return (-1);
2126: }
2127:
1.43 jfb 2128: TAILQ_INSERT_TAIL(&(rfp->rf_symbols), symp, rs_list);
1.1 jfb 2129: }
2130:
2131: return (0);
2132: }
2133:
2134: /*
2135: * rcs_parse_locks()
2136: *
2137: * Parse the lock list given as value to the `locks' keyword.
2138: * Returns 0 on success, or -1 on failure.
2139: */
2140: static int
2141: rcs_parse_locks(RCSFILE *rfp)
2142: {
2143: int type;
2144: struct rcs_lock *lkp;
2145:
2146: for (;;) {
2147: type = rcs_gettok(rfp);
2148: if (type == RCS_TOK_SCOLON)
2149: break;
2150:
2151: if (type != RCS_TOK_ID) {
1.50 jfb 2152: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2153: cvs_log(LP_ERR, "unexpected token `%s' in lock list",
2154: RCS_TOKSTR(rfp));
2155: return (-1);
2156: }
2157:
1.110 joris 2158: lkp = (struct rcs_lock *)xmalloc(sizeof(*lkp));
2159: lkp->rl_name = xstrdup(RCS_TOKSTR(rfp));
1.1 jfb 2160: lkp->rl_num = rcsnum_alloc();
2161:
2162: type = rcs_gettok(rfp);
2163: if (type != RCS_TOK_COLON) {
1.50 jfb 2164: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2165: cvs_log(LP_ERR, "unexpected token `%s' in symbol list",
2166: RCS_TOKSTR(rfp));
1.37 tedu 2167: rcsnum_free(lkp->rl_num);
1.110 joris 2168: xfree(lkp->rl_name);
2169: xfree(lkp);
1.1 jfb 2170: return (-1);
2171: }
2172:
2173: type = rcs_gettok(rfp);
2174: if (type != RCS_TOK_NUM) {
1.50 jfb 2175: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2176: cvs_log(LP_ERR, "unexpected token `%s' in symbol list",
2177: RCS_TOKSTR(rfp));
1.37 tedu 2178: rcsnum_free(lkp->rl_num);
1.110 joris 2179: xfree(lkp->rl_name);
2180: xfree(lkp);
1.1 jfb 2181: return (-1);
2182: }
2183:
2184: if (rcsnum_aton(RCS_TOKSTR(rfp), NULL, lkp->rl_num) < 0) {
2185: cvs_log(LP_ERR, "failed to parse RCS NUM `%s'",
2186: RCS_TOKSTR(rfp));
1.37 tedu 2187: rcsnum_free(lkp->rl_num);
1.110 joris 2188: xfree(lkp->rl_name);
2189: xfree(lkp);
1.1 jfb 2190: return (-1);
2191: }
2192:
2193: TAILQ_INSERT_HEAD(&(rfp->rf_locks), lkp, rl_list);
2194: }
2195:
2196: /* check if we have a `strict' */
2197: type = rcs_gettok(rfp);
2198: if (type != RCS_TOK_STRICT) {
2199: rcs_pushtok(rfp, RCS_TOKSTR(rfp), type);
1.14 deraadt 2200: } else {
1.26 jfb 2201: rfp->rf_flags |= RCS_SLOCK;
1.1 jfb 2202:
2203: type = rcs_gettok(rfp);
2204: if (type != RCS_TOK_SCOLON) {
1.50 jfb 2205: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2206: cvs_log(LP_ERR,
2207: "missing semi-colon after `strict' keyword");
2208: return (-1);
2209: }
2210: }
2211:
2212: return (0);
2213: }
2214:
2215: /*
2216: * rcs_parse_branches()
2217: *
2218: * Parse the list of branches following a `branches' keyword in a delta.
2219: * Returns 0 on success, or -1 on failure.
2220: */
2221: static int
2222: rcs_parse_branches(RCSFILE *rfp, struct rcs_delta *rdp)
2223: {
2224: int type;
2225: struct rcs_branch *brp;
2226:
2227: for (;;) {
2228: type = rcs_gettok(rfp);
2229: if (type == RCS_TOK_SCOLON)
2230: break;
2231:
2232: if (type != RCS_TOK_NUM) {
1.50 jfb 2233: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2234: cvs_log(LP_ERR,
2235: "unexpected token `%s' in list of branches",
2236: RCS_TOKSTR(rfp));
2237: return (-1);
2238: }
2239:
1.110 joris 2240: brp = (struct rcs_branch *)xmalloc(sizeof(*brp));
1.46 jfb 2241: brp->rb_num = rcsnum_parse(RCS_TOKSTR(rfp));
1.11 joris 2242: if (brp->rb_num == NULL) {
1.110 joris 2243: xfree(brp);
1.11 joris 2244: return (-1);
2245: }
1.1 jfb 2246:
2247: TAILQ_INSERT_TAIL(&(rdp->rd_branches), brp, rb_list);
2248: }
2249:
2250: return (0);
2251: }
2252:
2253: /*
2254: * rcs_freedelta()
2255: *
2256: * Free the contents of a delta structure.
2257: */
1.18 jfb 2258: static void
1.1 jfb 2259: rcs_freedelta(struct rcs_delta *rdp)
2260: {
1.12 jfb 2261: struct rcs_branch *rb;
1.1 jfb 2262: struct rcs_delta *crdp;
2263:
1.12 jfb 2264: if (rdp->rd_num != NULL)
2265: rcsnum_free(rdp->rd_num);
2266: if (rdp->rd_next != NULL)
2267: rcsnum_free(rdp->rd_next);
2268:
1.1 jfb 2269: if (rdp->rd_author != NULL)
1.110 joris 2270: xfree(rdp->rd_author);
1.109 joris 2271: if (rdp->rd_locker != NULL)
1.110 joris 2272: xfree(rdp->rd_locker);
1.1 jfb 2273: if (rdp->rd_state != NULL)
1.110 joris 2274: xfree(rdp->rd_state);
1.1 jfb 2275: if (rdp->rd_log != NULL)
1.110 joris 2276: xfree(rdp->rd_log);
1.1 jfb 2277: if (rdp->rd_text != NULL)
1.110 joris 2278: xfree(rdp->rd_text);
1.12 jfb 2279:
2280: while ((rb = TAILQ_FIRST(&(rdp->rd_branches))) != NULL) {
2281: TAILQ_REMOVE(&(rdp->rd_branches), rb, rb_list);
2282: rcsnum_free(rb->rb_num);
1.110 joris 2283: xfree(rb);
1.12 jfb 2284: }
1.1 jfb 2285:
2286: while ((crdp = TAILQ_FIRST(&(rdp->rd_snodes))) != NULL) {
2287: TAILQ_REMOVE(&(rdp->rd_snodes), crdp, rd_list);
2288: rcs_freedelta(crdp);
2289: }
2290:
1.110 joris 2291: xfree(rdp);
1.1 jfb 2292: }
2293:
2294: /*
2295: * rcs_freepdata()
2296: *
2297: * Free the contents of the parser data structure.
2298: */
2299: static void
2300: rcs_freepdata(struct rcs_pdata *pd)
2301: {
2302: if (pd->rp_file != NULL)
2303: (void)fclose(pd->rp_file);
2304: if (pd->rp_buf != NULL)
1.110 joris 2305: xfree(pd->rp_buf);
2306: xfree(pd);
1.1 jfb 2307: }
2308:
2309: /*
2310: * rcs_gettok()
2311: *
2312: * Get the next RCS token from the string <str>.
2313: */
2314: static int
2315: rcs_gettok(RCSFILE *rfp)
2316: {
2317: u_int i;
2318: int ch, last, type;
1.18 jfb 2319: size_t len;
2320: char *bp;
1.1 jfb 2321: struct rcs_pdata *pdp = (struct rcs_pdata *)rfp->rf_pdata;
2322:
2323: type = RCS_TOK_ERR;
2324: bp = pdp->rp_buf;
1.42 jfb 2325: pdp->rp_tlen = 0;
1.1 jfb 2326: *bp = '\0';
2327:
2328: if (pdp->rp_pttype != RCS_TOK_ERR) {
2329: type = pdp->rp_pttype;
2330: strlcpy(pdp->rp_buf, pdp->rp_ptok, pdp->rp_blen);
2331: pdp->rp_pttype = RCS_TOK_ERR;
2332: return (type);
2333: }
2334:
2335: /* skip leading whitespace */
2336: /* XXX we must skip backspace too for compatibility, should we? */
2337: do {
2338: ch = getc(pdp->rp_file);
2339: if (ch == '\n')
1.18 jfb 2340: pdp->rp_lines++;
1.1 jfb 2341: } while (isspace(ch));
2342:
2343: if (ch == EOF) {
2344: type = RCS_TOK_EOF;
1.14 deraadt 2345: } else if (ch == ';') {
1.1 jfb 2346: type = RCS_TOK_SCOLON;
1.14 deraadt 2347: } else if (ch == ':') {
1.1 jfb 2348: type = RCS_TOK_COLON;
1.14 deraadt 2349: } else if (isalpha(ch)) {
1.31 jfb 2350: type = RCS_TOK_ID;
1.1 jfb 2351: *(bp++) = ch;
1.18 jfb 2352: for (;;) {
1.1 jfb 2353: ch = getc(pdp->rp_file);
1.11 joris 2354: if (!isalnum(ch) && ch != '_' && ch != '-') {
1.1 jfb 2355: ungetc(ch, pdp->rp_file);
2356: break;
2357: }
2358: *(bp++) = ch;
1.42 jfb 2359: pdp->rp_tlen++;
1.18 jfb 2360: if (bp == pdp->rp_bufend - 1) {
2361: len = bp - pdp->rp_buf;
2362: if (rcs_growbuf(rfp) < 0) {
2363: type = RCS_TOK_ERR;
2364: break;
2365: }
2366: bp = pdp->rp_buf + len;
2367: }
1.1 jfb 2368: }
2369: *bp = '\0';
2370:
1.18 jfb 2371: if (type != RCS_TOK_ERR) {
2372: for (i = 0; i < RCS_NKEYS; i++) {
2373: if (strcmp(rcs_keys[i].rk_str,
2374: pdp->rp_buf) == 0) {
2375: type = rcs_keys[i].rk_id;
2376: break;
2377: }
1.1 jfb 2378: }
2379: }
1.14 deraadt 2380: } else if (ch == '@') {
1.1 jfb 2381: /* we have a string */
1.18 jfb 2382: type = RCS_TOK_STRING;
1.1 jfb 2383: for (;;) {
2384: ch = getc(pdp->rp_file);
2385: if (ch == '@') {
2386: ch = getc(pdp->rp_file);
2387: if (ch != '@') {
2388: ungetc(ch, pdp->rp_file);
2389: break;
2390: }
1.14 deraadt 2391: } else if (ch == '\n')
1.18 jfb 2392: pdp->rp_lines++;
1.1 jfb 2393:
2394: *(bp++) = ch;
1.42 jfb 2395: pdp->rp_tlen++;
1.18 jfb 2396: if (bp == pdp->rp_bufend - 1) {
2397: len = bp - pdp->rp_buf;
2398: if (rcs_growbuf(rfp) < 0) {
2399: type = RCS_TOK_ERR;
2400: break;
2401: }
2402: bp = pdp->rp_buf + len;
2403: }
1.1 jfb 2404: }
2405:
2406: *bp = '\0';
1.14 deraadt 2407: } else if (isdigit(ch)) {
1.1 jfb 2408: *(bp++) = ch;
2409: last = ch;
2410: type = RCS_TOK_NUM;
2411:
2412: for (;;) {
2413: ch = getc(pdp->rp_file);
1.18 jfb 2414: if (bp == pdp->rp_bufend)
1.1 jfb 2415: break;
2416: if (!isdigit(ch) && ch != '.') {
2417: ungetc(ch, pdp->rp_file);
2418: break;
2419: }
2420:
2421: if (last == '.' && ch == '.') {
2422: type = RCS_TOK_ERR;
2423: break;
2424: }
2425: last = ch;
2426: *(bp++) = ch;
1.42 jfb 2427: pdp->rp_tlen++;
1.1 jfb 2428: }
1.18 jfb 2429: *bp = '\0';
1.1 jfb 2430: }
2431:
2432: return (type);
2433: }
2434:
2435: /*
2436: * rcs_pushtok()
2437: *
2438: * Push a token back in the parser's token buffer.
2439: */
2440: static int
2441: rcs_pushtok(RCSFILE *rfp, const char *tok, int type)
2442: {
2443: struct rcs_pdata *pdp = (struct rcs_pdata *)rfp->rf_pdata;
2444:
2445: if (pdp->rp_pttype != RCS_TOK_ERR)
2446: return (-1);
2447:
2448: pdp->rp_pttype = type;
2449: strlcpy(pdp->rp_ptok, tok, sizeof(pdp->rp_ptok));
2450: return (0);
2451: }
2452:
1.18 jfb 2453:
2454: /*
2455: * rcs_growbuf()
2456: *
2457: * Attempt to grow the internal parse buffer for the RCS file <rf> by
2458: * RCS_BUFEXTSIZE.
2459: * In case of failure, the original buffer is left unmodified.
2460: * Returns 0 on success, or -1 on failure.
2461: */
2462: static int
2463: rcs_growbuf(RCSFILE *rf)
2464: {
2465: void *tmp;
2466: struct rcs_pdata *pdp = (struct rcs_pdata *)rf->rf_pdata;
2467:
2468: tmp = realloc(pdp->rp_buf, pdp->rp_blen + RCS_BUFEXTSIZE);
2469: if (tmp == NULL) {
1.50 jfb 2470: rcs_errno = RCS_ERR_ERRNO;
1.18 jfb 2471: cvs_log(LP_ERRNO, "failed to grow RCS parse buffer");
2472: return (-1);
2473: }
2474:
2475: pdp->rp_buf = (char *)tmp;
2476: pdp->rp_blen += RCS_BUFEXTSIZE;
2477: pdp->rp_bufend = pdp->rp_buf + pdp->rp_blen - 1;
1.42 jfb 2478:
2479: return (0);
2480: }
2481:
2482: /*
2483: * rcs_strprint()
2484: *
2485: * Output an RCS string <str> of size <slen> to the stream <stream>. Any
2486: * '@' characters are escaped. Otherwise, the string can contain arbitrary
2487: * binary data.
2488: */
2489: static int
2490: rcs_strprint(const u_char *str, size_t slen, FILE *stream)
2491: {
2492: const u_char *ap, *ep, *sp;
2493: size_t ret;
1.52 jfb 2494:
2495: if (slen == 0)
2496: return (0);
1.42 jfb 2497:
2498: ep = str + slen - 1;
2499:
2500: for (sp = str; sp <= ep;) {
2501: ap = memchr(sp, '@', ep - sp);
2502: if (ap == NULL)
2503: ap = ep;
2504: ret = fwrite(sp, sizeof(u_char), ap - sp + 1, stream);
2505:
2506: if (*ap == '@')
2507: putc('@', stream);
2508: sp = ap + 1;
1.63 joris 2509: }
2510:
2511: return (0);
2512: }
2513:
2514: /*
2515: * rcs_expand_keywords()
2516: *
2517: * Expand any RCS keywords in <line> into <out>
2518: */
2519: static int
2520: rcs_expand_keywords(char *rcsfile, struct rcs_delta *rdp, char *line, char *out,
2521: size_t len, int mode)
2522: {
2523: int kwtype;
2524: u_int i, j, found;
2525: char *c, *kwstr, *start;
2526: char expbuf[128], buf[128];
2527:
1.65 niallo 2528: kwtype = 0;
2529: kwstr = NULL;
1.63 joris 2530: i = 0;
2531:
2532: /*
2533: * Keyword formats:
2534: * $Keyword$
2535: * $Keyword: value$
2536: */
2537: memset(out, '\0', len);
2538: for (c = line; *c != '\0' && i < len; *c++) {
2539: out[i++] = *c;
2540: if (*c == '$') {
2541: /* remember start of this possible keyword */
2542: start = c;
2543:
2544: /* first following character has to be alphanumeric */
2545: *c++;
2546: if (!isalpha(*c)) {
2547: c = start;
2548: continue;
2549: }
2550:
2551: /* look for any matching keywords */
2552: found = 0;
2553: for (j = 0; j < RCS_NKWORDS; j++) {
2554: if (!strncmp(c, rcs_expkw[j].kw_str,
2555: strlen(rcs_expkw[j].kw_str))) {
2556: found = 1;
2557: kwstr = rcs_expkw[j].kw_str;
2558: kwtype = rcs_expkw[j].kw_type;
2559: break;
2560: }
2561: }
2562:
2563: /* unknown keyword, continue looking */
2564: if (found == 0) {
2565: c = start;
2566: continue;
2567: }
2568:
2569: /* next character has to be ':' or '$' */
2570: c += strlen(kwstr);
2571: if (*c != ':' && *c != '$') {
2572: c = start;
2573: continue;
2574: }
2575:
2576: /*
2577: * if the next character was ':' we need to look for
2578: * an '$' before the end of the line to be sure it is
2579: * in fact a keyword.
2580: */
2581: if (*c == ':') {
2582: while (*c++) {
2583: if (*c == '$' || *c == '\n')
2584: break;
2585: }
2586:
2587: if (*c != '$') {
2588: c = start;
2589: continue;
2590: }
2591: }
2592:
2593: /* start constructing the expansion */
2594: expbuf[0] = '\0';
2595:
2596: if (mode & RCS_KWEXP_NAME) {
2597: strlcat(expbuf, "$", sizeof(expbuf));
2598: strlcat(expbuf, kwstr, sizeof(expbuf));
2599: if (mode & RCS_KWEXP_VAL)
2600: strlcat(expbuf, ": ", sizeof(expbuf));
2601: }
2602:
2603: /*
1.80 reyk 2604: * order matters because of RCS_KW_ID and
2605: * RCS_KW_HEADER here
1.63 joris 2606: */
2607: if (mode & RCS_KWEXP_VAL) {
2608: if (kwtype & RCS_KW_RCSFILE) {
2609: if (!(kwtype & RCS_KW_FULLPATH))
1.80 reyk 2610: strlcat(expbuf,
2611: basename(rcsfile),
1.63 joris 2612: sizeof(expbuf));
2613: else
2614: strlcat(expbuf, rcsfile,
2615: sizeof(expbuf));
2616: strlcat(expbuf, " ", sizeof(expbuf));
2617: }
2618:
2619: if (kwtype & RCS_KW_REVISION) {
1.80 reyk 2620: rcsnum_tostr(rdp->rd_num, buf,
2621: sizeof(buf));
1.63 joris 2622: strlcat(buf, " ", sizeof(buf));
2623: strlcat(expbuf, buf, sizeof(expbuf));
2624: }
2625:
2626: if (kwtype & RCS_KW_DATE) {
2627: strftime(buf, sizeof(buf),
1.80 reyk 2628: "%Y/%m/%d %H:%M:%S ",
2629: &rdp->rd_date);
1.63 joris 2630: strlcat(expbuf, buf, sizeof(expbuf));
2631: }
2632:
2633: if (kwtype & RCS_KW_AUTHOR) {
2634: strlcat(expbuf, rdp->rd_author,
2635: sizeof(expbuf));
2636: strlcat(expbuf, " ", sizeof(expbuf));
2637: }
2638:
2639: if (kwtype & RCS_KW_STATE) {
2640: strlcat(expbuf, rdp->rd_state,
2641: sizeof(expbuf));
2642: strlcat(expbuf, " ", sizeof(expbuf));
2643: }
2644:
2645: /* order does not matter anymore below */
2646: if (kwtype & RCS_KW_LOG)
2647: strlcat(expbuf, " ", sizeof(expbuf));
2648:
2649: if (kwtype & RCS_KW_SOURCE) {
1.80 reyk 2650: strlcat(expbuf, rcsfile,
2651: sizeof(expbuf));
1.63 joris 2652: strlcat(expbuf, " ", sizeof(expbuf));
2653: }
2654:
2655: if (kwtype & RCS_KW_NAME)
2656: strlcat(expbuf, " ", sizeof(expbuf));
2657: }
2658:
2659: /* end the expansion */
2660: if (mode & RCS_KWEXP_NAME)
2661: strlcat(expbuf, "$", sizeof(expbuf));
2662:
2663: out[--i] = '\0';
2664: strlcat(out, expbuf, len);
2665: i += strlen(expbuf);
2666: }
1.42 jfb 2667: }
1.81 niallo 2668:
2669: return (0);
2670: }
2671:
2672: /*
2673: * rcs_deltatext_set()
2674: *
2675: * Set deltatext for <rev> in RCS file <rfp> to <dtext>
1.96 xsa 2676: * Returns -1 on error, 0 on success.
1.81 niallo 2677: */
2678: int
2679: rcs_deltatext_set(RCSFILE *rfp, RCSNUM *rev, const char *dtext)
2680: {
2681: size_t len;
2682: struct rcs_delta *rdp;
2683:
2684: if ((rdp = rcs_findrev(rfp, rev)) == NULL)
2685: return (-1);
2686:
2687: if (rdp->rd_text != NULL)
1.110 joris 2688: xfree(rdp->rd_text);
1.81 niallo 2689:
2690: len = strlen(dtext);
1.103 joris 2691: if (len != 0) {
1.110 joris 2692: rdp->rd_text = (u_char *)xmalloc(len);
1.103 joris 2693: rdp->rd_tlen = len - 1;
2694: strlcpy(rdp->rd_text, dtext, len);
2695: } else {
2696: rdp->rd_text = NULL;
2697: rdp->rd_tlen = 0;
2698: }
1.18 jfb 2699:
1.86 joris 2700: return (0);
2701: }
2702:
2703: /*
2704: * rcs_rev_setlog()
2705: *
2706: * Sets the log message of revision <rev> to <logtext>
2707: */
2708: int
2709: rcs_rev_setlog(RCSFILE *rfp, RCSNUM *rev, const char *logtext)
2710: {
2711: struct rcs_delta *rdp;
2712: char buf[16];
2713:
2714: rcsnum_tostr(rev, buf, sizeof(buf));
2715:
2716: if ((rdp = rcs_findrev(rfp, rev)) == NULL)
2717: return (-1);
2718:
2719: if (rdp->rd_log != NULL)
1.110 joris 2720: xfree(rdp->rd_log);
1.86 joris 2721:
1.110 joris 2722: rdp->rd_log = xstrdup(logtext);
1.86 joris 2723: rfp->rf_flags &= ~RCS_SYNCED;
1.95 niallo 2724: return (0);
2725: }
1.97 niallo 2726: /*
2727: * rcs_rev_getdate()
2728: *
2729: * Get the date corresponding to a given revision.
2730: * Returns the date on success, -1 on failure.
2731: */
2732: time_t
2733: rcs_rev_getdate(RCSFILE *rfp, RCSNUM *rev)
2734: {
2735: struct rcs_delta *rdp;
2736:
2737: if ((rdp = rcs_findrev(rfp, rev)) == NULL)
2738: return (-1);
2739:
2740: return (mktime(&rdp->rd_date));
2741: }
1.95 niallo 2742:
2743: /*
2744: * rcs_state_set()
2745: *
2746: * Sets the state of revision <rev> to <state>
2747: * NOTE: default state is 'Exp'. States may not contain spaces.
2748: *
2749: * Returns -1 on failure, 0 on success.
2750: */
2751: int
2752: rcs_state_set(RCSFILE *rfp, RCSNUM *rev, const char *state)
2753: {
2754: struct rcs_delta *rdp;
2755:
2756: if ((rdp = rcs_findrev(rfp, rev)) == NULL)
2757: return (-1);
2758:
2759: if (rdp->rd_state != NULL)
1.110 joris 2760: xfree(rdp->rd_state);
1.95 niallo 2761:
1.110 joris 2762: rdp->rd_state = xstrdup(state);
1.95 niallo 2763:
2764: rfp->rf_flags &= ~RCS_SYNCED;
2765:
2766: return (0);
2767: }
2768:
2769: /*
2770: * rcs_state_check()
2771: *
2772: * Check if string <state> is valid.
2773: *
1.96 xsa 2774: * Returns 0 if the string is valid, -1 otherwise.
1.95 niallo 2775: */
2776: int
2777: rcs_state_check(const char *state)
2778: {
2779: if (strchr(state, ' ') != NULL)
2780: return (-1);
2781:
1.18 jfb 2782: return (0);
1.1 jfb 2783: }
1.97 niallo 2784:
2785: /*
2786: * rcs_state_get()
2787: *
2788: * Get the state for a given revision of a specified RCSFILE.
2789: *
2790: * Returns NULL on failure.
2791: */
2792: const char *
2793: rcs_state_get(RCSFILE *rfp, RCSNUM *rev)
2794: {
2795: struct rcs_delta *rdp;
2796:
2797: if ((rdp = rcs_findrev(rfp, rev)) == NULL)
2798: return (NULL);
2799:
2800: return (rdp->rd_state);
2801: }
2802:
1.105 joris 2803:
1.106 joris 2804: #if !defined(RCSPROG)
2805:
1.105 joris 2806: static char *month_tab[] = {
2807: "Jan",
2808: "Feb",
2809: "Mar",
2810: "Apr",
2811: "May",
2812: "Jun",
2813: "Jul",
2814: "Aug",
2815: "Sep",
2816: "Oct",
2817: "Nov",
2818: "Dec"
2819: };
2820:
2821: /*
2822: * Checkout a certain revision <rev> of RCS file <rf> to either standard
2823: * output when running in server mode, or to <fpath> when running in local mode.
2824: *
2825: * If type is CHECKOUT_REV_MERGED we have an extra argument, which
2826: * is the buffer containing the merged file.
2827: *
2828: * If type is CHECKOUT_REV_REMOVED, the file has been removed and we
2829: * need to do the same thing.
2830: */
2831: int
2832: cvs_checkout_rev(RCSFILE *rf, RCSNUM *rev, CVSFILE *cf, char *fpath,
2833: int local, int type, ...)
2834: {
2835: BUF *bp;
2836: int l, ret, fsize;
2837: char timebuf[32], entry[MAXPATHLEN], copyfile[MAXPATHLEN];
2838: char *content, *repo, buf[MAXPATHLEN], modestr[16];
2839: struct cvsroot *root;
2840: struct cvs_ent *ent;
2841: va_list ap;
2842: time_t rcstime;
2843: struct timeval tv[2];
2844: struct tm *tp;
2845: RCSNUM *oldrev;
2846:
2847: bp = NULL;
2848: ret = -1;
2849: content = NULL;
2850: oldrev = NULL;
2851:
2852: if ((type != CHECKOUT_REV_MERGED) && (type != CHECKOUT_REV_REMOVED)) {
2853: /* fetch the contents of the revision */
2854: if ((bp = rcs_getrev(rf, rev)) == NULL) {
2855: cvs_log(LP_ERR, "revision '%s' not found in file '%s'",
2856: rcsnum_tostr(rev, buf, sizeof(buf)), fpath);
2857: goto out;
2858: }
2859: } else if (type != CHECKOUT_REV_REMOVED) {
2860: va_start(ap, type);
2861: bp = va_arg(ap, BUF *);
2862: va_end(ap);
2863: }
2864:
2865: if (type == CHECKOUT_REV_CREATED)
2866: rcstime = rcs_rev_getdate(rf, rev);
1.108 joris 2867: else if (type == CHECKOUT_REV_MERGED ||
2868: type == CHECKOUT_REV_UPDATED) {
1.105 joris 2869: time(&rcstime);
1.108 joris 2870: if ((rcstime = cvs_hack_time(rcstime, 1)) < 0)
2871: goto out;
2872: }
1.105 joris 2873:
1.108 joris 2874: if (type == CHECKOUT_REV_CREATED ||
2875: type == CHECKOUT_REV_UPDATED) {
1.105 joris 2876: ctime_r(&rcstime, timebuf);
2877: l = strlen(timebuf);
2878: if ((l > 0) && (timebuf[l - 1] == '\n'))
2879: timebuf[--l] = '\0';
2880:
2881: l = snprintf(entry, sizeof(entry), "/%s/%s/%s/%s/", cf->cf_name,
2882: rcsnum_tostr(rev, buf, sizeof(buf)),
2883: (local == 1) ? timebuf : "",
2884: (type == CHECKOUT_REV_MERGED) ? "+=" : "");
2885: if (l == -1 || l >= (int)sizeof(buf))
2886: goto out;
2887: }
2888:
2889: if (type == CHECKOUT_REV_MERGED) {
1.111 joris 2890: oldrev = rcsnum_alloc();
2891: rcsnum_cpy(rev, oldrev, 0);
1.105 joris 2892:
2893: if (rcsnum_dec(oldrev) == NULL)
2894: goto out;
2895:
2896: l = snprintf(copyfile, sizeof(copyfile), ".#%s.%s",
2897: cf->cf_name, rcsnum_tostr(oldrev, buf, sizeof(buf)));
2898: if (l == -1 || l >= (int)sizeof(copyfile))
2899: goto out;
2900: }
2901:
2902: root = CVS_DIR_ROOT(cf);
2903: repo = CVS_DIR_REPO(cf);
2904:
2905: /*
2906: * In local mode, just copy the entire contents to fpath.
2907: * In server mode, we need to send it to the client together with
2908: * some responses.
2909: */
2910: if (local) {
2911: l = 0;
2912: if (cf->cf_entry == NULL) {
2913: l = 1;
2914: cf->cf_entry = cvs_ent_open(cf->cf_dir, O_RDWR);
2915: if (cf->cf_entry == NULL) {
2916: cvs_log(LP_ERR,
2917: "failed to open Entry file '%s'", cf->cf_dir);
2918: goto out;
2919: }
2920: }
2921:
2922: cvs_ent_remove(cf->cf_entry, cf->cf_name, 1);
2923: if (type != CHECKOUT_REV_REMOVED) {
2924: cvs_ent_addln(cf->cf_entry, entry);
2925: ent = cvs_ent_get(cf->cf_entry, cf->cf_name);
2926: ent->processed = 1;
2927: }
2928:
2929: if (l == 1)
2930: cvs_ent_close(cf->cf_entry);
2931:
2932: switch (type) {
2933: case CHECKOUT_REV_REMOVED:
2934: if (cvs_unlink(fpath) < 0)
2935: goto out;
2936: break;
2937: case CHECKOUT_REV_MERGED:
2938: /* XXX move the old file when merging */
1.108 joris 2939: case CHECKOUT_REV_UPDATED:
1.105 joris 2940: case CHECKOUT_REV_CREATED:
2941: if (cvs_buf_write(bp, fpath, cf->cf_mode) < 0) {
2942: cvs_log(LP_ERR, "failed to update file '%s'",
2943: fpath);
2944: goto out;
2945: }
2946:
1.107 joris 2947: /*
2948: * correct the time first
2949: */
2950: if ((rcstime = cvs_hack_time(rcstime, 0)) == 0)
2951: goto out;
2952:
1.105 joris 2953: tv[0].tv_sec = rcstime;
2954: tv[0].tv_usec = 0;
2955: tv[1] = tv[0];
2956: if (utimes(fpath, tv) == -1)
2957: cvs_log(LP_ERRNO, "failed to set timestamps");
2958: break;
2959: }
2960: } else {
2961: /* sanity */
2962: if (cf->cf_type != DT_REG) {
2963: cvs_log(LP_ERR, "cvs_checkout_rev: none DT_REG file");
2964: goto out;
2965: }
2966:
2967: /*
2968: * if we are removing a file, we don't need this stuff.
2969: */
2970: if (type != CHECKOUT_REV_REMOVED) {
1.107 joris 2971: if ((rcstime = cvs_hack_time(rcstime, 0)) == 0)
2972: goto out;
2973:
1.105 joris 2974: tp = gmtime(&rcstime);
2975: l = snprintf(timebuf, sizeof(timebuf),
2976: "%02d %s %d %02d:%02d:%02d -0000",
2977: tp->tm_mday, month_tab[tp->tm_mon],
2978: tp->tm_year + 1900, tp->tm_hour,
2979: tp->tm_min, tp->tm_sec);
2980: if (l == -1 || l >= (int)sizeof(timebuf))
2981: goto out;
2982:
2983: fsize = cvs_buf_len(bp);
2984: cvs_modetostr(cf->cf_mode, modestr, sizeof(modestr));
2985: if (cvs_buf_putc(bp, '\0') < 0)
2986: goto out;
2987: content = cvs_buf_release(bp);
2988: bp = NULL;
2989: }
2990:
2991: if (type == CHECKOUT_REV_MERGED) {
2992: printf("Copy-file %s/\n", (cf->cf_dir != NULL) ?
2993: cf->cf_dir : ".");
2994: printf("%s/%s/%s\n", root->cr_dir, repo, cf->cf_name);
2995: printf("%s\n", copyfile);
2996: }
2997:
2998: switch (type) {
2999: case CHECKOUT_REV_MERGED:
3000: printf("Merged");
3001: break;
3002: case CHECKOUT_REV_REMOVED:
3003: printf("Removed");
3004: break;
3005: case CHECKOUT_REV_CREATED:
3006: printf("Mod-time %s\n", timebuf);
3007: printf("Created");
3008: break;
3009: default:
3010: cvs_log(LP_ERR, "cvs_checkout_rev: bad type %d",
3011: type);
3012: goto out;
3013: }
3014:
3015: printf(" %s/\n", (cf->cf_dir != NULL) ? cf->cf_dir : ".");
3016: printf("%s/%s\n", repo, cf->cf_name);
3017:
3018: if (type != CHECKOUT_REV_REMOVED) {
3019: printf("%s\n", entry);
3020: printf("%s\n%d\n%s", modestr, fsize, content);
3021: }
3022: }
3023:
3024: ret = 0;
3025:
3026: out:
3027: if (oldrev != NULL)
3028: rcsnum_free(oldrev);
3029: if (bp != NULL)
3030: cvs_buf_free(bp);
3031: if (content != NULL)
1.110 joris 3032: xfree(content);
1.105 joris 3033:
3034: return (ret);
3035: }
1.106 joris 3036:
3037: #endif