Annotation of src/usr.bin/cvs/rcs.c, Revision 1.111
1.111 ! joris 1: /* $OpenBSD: rcs.c,v 1.110 2005/12/10 20:27:45 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:
1364: if ((pw = getpwuid(getuid())) == NULL) {
1365: rcs_errno = RCS_ERR_ERRNO;
1.92 joris 1366: rcsnum_free(old);
1.52 jfb 1367: return (-1);
1368: }
1369:
1.110 joris 1370: rdp = (struct rcs_delta *)xmalloc(sizeof(*rdp));
1.52 jfb 1371: memset(rdp, 0, sizeof(*rdp));
1372:
1373: TAILQ_INIT(&(rdp->rd_branches));
1374: TAILQ_INIT(&(rdp->rd_snodes));
1375:
1.111 ! joris 1376: rdp->rd_num = rcsnum_alloc();
1.52 jfb 1377: rcsnum_cpy(rev, rdp->rd_num, 0);
1.83 joris 1378:
1.111 ! joris 1379: rdp->rd_next = rcsnum_alloc();
1.92 joris 1380:
1.101 niallo 1381: if (!(rf->rf_flags & RCS_CREATE))
1382: rcsnum_cpy(old, rdp->rd_next, 0);
1383:
1.83 joris 1384: rcsnum_free(old);
1.52 jfb 1385:
1.90 niallo 1386: if (username == NULL)
1387: username = pw->pw_name;
1388:
1.110 joris 1389: rdp->rd_author = xstrdup(username);
1390: rdp->rd_state = xstrdup(RCS_STATE_EXP);
1391: rdp->rd_log = xstrdup(msg);
1.52 jfb 1392:
1.53 jfb 1393: if (date != (time_t)(-1))
1394: now = date;
1395: else
1396: time(&now);
1.52 jfb 1397: gmtime_r(&now, &(rdp->rd_date));
1398:
1399: TAILQ_INSERT_HEAD(&(rf->rf_delta), rdp, rd_list);
1400: rf->rf_ndelta++;
1.81 niallo 1401:
1.64 niallo 1402: /* not synced anymore */
1403: rf->rf_flags &= ~RCS_SYNCED;
1.52 jfb 1404:
1405: return (0);
1406: }
1407:
1408: /*
1409: * rcs_rev_remove()
1410: *
1411: * Remove the revision whose number is <rev> from the RCS file <rf>.
1412: */
1413: int
1414: rcs_rev_remove(RCSFILE *rf, RCSNUM *rev)
1415: {
1416: int ret;
1417: struct rcs_delta *rdp;
1418:
1419: ret = 0;
1420: if (rev == RCS_HEAD_REV)
1421: rev = rf->rf_head;
1422:
1423: /* do we actually have that revision? */
1424: if ((rdp = rcs_findrev(rf, rev)) == NULL) {
1425: rcs_errno = RCS_ERR_NOENT;
1426: ret = -1;
1427: } else {
1428: /* XXX assumes it's not a sub node */
1429: TAILQ_REMOVE(&(rf->rf_delta), rdp, rd_list);
1430: rf->rf_ndelta--;
1431: rf->rf_flags &= ~RCS_SYNCED;
1432: }
1433:
1434: return (ret);
1435:
1436: }
1437:
1438: /*
1.1 jfb 1439: * rcs_findrev()
1440: *
1441: * Find a specific revision's delta entry in the tree of the RCS file <rfp>.
1442: * The revision number is given in <rev>.
1443: * Returns a pointer to the delta on success, or NULL on failure.
1444: */
1.102 xsa 1445: struct rcs_delta *
1.43 jfb 1446: rcs_findrev(RCSFILE *rfp, const RCSNUM *rev)
1.1 jfb 1447: {
1448: u_int cmplen;
1449: struct rcs_delta *rdp;
1450: struct rcs_dlist *hp;
1.6 vincent 1451: int found;
1.26 jfb 1452:
1.1 jfb 1453: cmplen = 2;
1454: hp = &(rfp->rf_delta);
1455:
1.6 vincent 1456: do {
1457: found = 0;
1458: TAILQ_FOREACH(rdp, hp, rd_list) {
1459: if (rcsnum_cmp(rdp->rd_num, rev, cmplen) == 0) {
1460: if (cmplen == rev->rn_len)
1461: return (rdp);
1.1 jfb 1462:
1.6 vincent 1463: hp = &(rdp->rd_snodes);
1464: cmplen += 2;
1465: found = 1;
1466: break;
1467: }
1.1 jfb 1468: }
1.6 vincent 1469: } while (found && cmplen < rev->rn_len);
1.1 jfb 1470:
1471: return (NULL);
1.20 jfb 1472: }
1473:
1474: /*
1.26 jfb 1475: * rcs_kwexp_set()
1476: *
1477: * Set the keyword expansion mode to use on the RCS file <file> to <mode>.
1478: * Returns 0 on success, or -1 on failure.
1479: */
1480: int
1481: rcs_kwexp_set(RCSFILE *file, int mode)
1482: {
1483: int i;
1484: char *tmp, buf[8] = "";
1485:
1486: if (RCS_KWEXP_INVAL(mode))
1487: return (-1);
1488:
1489: i = 0;
1490: if (mode == RCS_KWEXP_NONE)
1491: buf[0] = 'b';
1492: else if (mode == RCS_KWEXP_OLD)
1493: buf[0] = 'o';
1494: else {
1495: if (mode & RCS_KWEXP_NAME)
1496: buf[i++] = 'k';
1497: if (mode & RCS_KWEXP_VAL)
1498: buf[i++] = 'v';
1499: if (mode & RCS_KWEXP_LKR)
1500: buf[i++] = 'l';
1501: }
1502:
1.110 joris 1503: tmp = xstrdup(buf);
1.27 jfb 1504: if (file->rf_expand != NULL)
1.99 niallo 1505: free(file->rf_expand);
1.26 jfb 1506: file->rf_expand = tmp;
1.64 niallo 1507: /* not synced anymore */
1508: file->rf_flags &= ~RCS_SYNCED;
1.26 jfb 1509:
1510: return (0);
1511: }
1512:
1513: /*
1514: * rcs_kwexp_get()
1515: *
1516: * Retrieve the keyword expansion mode to be used for the RCS file <file>.
1517: */
1518: int
1519: rcs_kwexp_get(RCSFILE *file)
1520: {
1521: return rcs_kflag_get(file->rf_expand);
1522: }
1523:
1524: /*
1.20 jfb 1525: * rcs_kflag_get()
1526: *
1527: * Get the keyword expansion mode from a set of character flags given in
1528: * <flags> and return the appropriate flag mask. In case of an error, the
1529: * returned mask will have the RCS_KWEXP_ERR bit set to 1.
1530: */
1531: int
1532: rcs_kflag_get(const char *flags)
1533: {
1534: int fl;
1535: size_t len;
1536: const char *fp;
1537:
1538: fl = 0;
1539: len = strlen(flags);
1540:
1541: for (fp = flags; *fp != '\0'; fp++) {
1542: if (*fp == 'k')
1543: fl |= RCS_KWEXP_NAME;
1544: else if (*fp == 'v')
1545: fl |= RCS_KWEXP_VAL;
1546: else if (*fp == 'l')
1547: fl |= RCS_KWEXP_LKR;
1548: else if (*fp == 'o') {
1549: if (len != 1)
1550: fl |= RCS_KWEXP_ERR;
1551: fl |= RCS_KWEXP_OLD;
1552: } else if (*fp == 'b') {
1553: if (len != 1)
1554: fl |= RCS_KWEXP_ERR;
1555: } else /* unknown letter */
1556: fl |= RCS_KWEXP_ERR;
1557: }
1558:
1559: return (fl);
1.32 jfb 1560: }
1561:
1562: /*
1563: * rcs_errstr()
1564: *
1565: * Get the error string matching the RCS error code <code>.
1566: */
1.57 xsa 1567: const char *
1.32 jfb 1568: rcs_errstr(int code)
1569: {
1.50 jfb 1570: const char *esp;
1571:
1572: if ((code < 0) || ((code >= (int)RCS_NERR) && (code != RCS_ERR_ERRNO)))
1573: esp = NULL;
1574: else if (code == RCS_ERR_ERRNO)
1575: esp = strerror(errno);
1576: else
1577: esp = rcs_errstrs[code];
1578: return (esp);
1.1 jfb 1579: }
1580:
1.21 jfb 1581: void
1582: rcs_kflag_usage(void)
1583: {
1584: fprintf(stderr, "Valid expansion modes include:\n"
1.22 jfb 1585: "\t-kkv\tGenerate keywords using the default form.\n"
1586: "\t-kkvl\tLike -kkv, except locker's name inserted.\n"
1587: "\t-kk\tGenerate only keyword names in keyword strings.\n"
1588: "\t-kv\tGenerate only keyword values in keyword strings.\n"
1589: "\t-ko\tGenerate old keyword string "
1.21 jfb 1590: "(no changes from checked in file).\n"
1.22 jfb 1591: "\t-kb\tGenerate binary file unmodified (merges not allowed).\n");
1.21 jfb 1592: }
1.1 jfb 1593:
1594: /*
1595: * rcs_parse()
1596: *
1597: * Parse the contents of file <path>, which are in the RCS format.
1598: * Returns 0 on success, or -1 on failure.
1599: */
1.26 jfb 1600: static int
1.1 jfb 1601: rcs_parse(RCSFILE *rfp)
1602: {
1603: int ret;
1604: struct rcs_pdata *pdp;
1605:
1.26 jfb 1606: if (rfp->rf_flags & RCS_PARSED)
1.1 jfb 1607: return (0);
1608:
1.110 joris 1609: pdp = (struct rcs_pdata *)xmalloc(sizeof(*pdp));
1.1 jfb 1610: memset(pdp, 0, sizeof(*pdp));
1611:
1.18 jfb 1612: pdp->rp_lines = 0;
1.1 jfb 1613: pdp->rp_pttype = RCS_TOK_ERR;
1614:
1615: pdp->rp_file = fopen(rfp->rf_path, "r");
1616: if (pdp->rp_file == NULL) {
1.50 jfb 1617: rcs_errno = RCS_ERR_ERRNO;
1.1 jfb 1618: cvs_log(LP_ERRNO, "failed to open RCS file `%s'", rfp->rf_path);
1619: rcs_freepdata(pdp);
1620: return (-1);
1621: }
1622:
1.110 joris 1623: pdp->rp_buf = (char *)xmalloc((size_t)RCS_BUFSIZE);
1.1 jfb 1624: pdp->rp_blen = RCS_BUFSIZE;
1.18 jfb 1625: pdp->rp_bufend = pdp->rp_buf + pdp->rp_blen - 1;
1.1 jfb 1626:
1627: /* ditch the strict lock */
1.26 jfb 1628: rfp->rf_flags &= ~RCS_SLOCK;
1.1 jfb 1629: rfp->rf_pdata = pdp;
1630:
1.31 jfb 1631: if ((ret = rcs_parse_admin(rfp)) < 0) {
1.1 jfb 1632: rcs_freepdata(pdp);
1633: return (-1);
1.31 jfb 1634: } else if (ret == RCS_TOK_NUM) {
1635: for (;;) {
1636: ret = rcs_parse_delta(rfp);
1637: if (ret == 0)
1638: break;
1639: else if (ret == -1) {
1640: rcs_freepdata(pdp);
1641: return (-1);
1642: }
1.1 jfb 1643: }
1644: }
1645:
1646: ret = rcs_gettok(rfp);
1647: if (ret != RCS_TOK_DESC) {
1.50 jfb 1648: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1649: cvs_log(LP_ERR, "token `%s' found where RCS desc expected",
1650: RCS_TOKSTR(rfp));
1651: rcs_freepdata(pdp);
1652: return (-1);
1653: }
1654:
1655: ret = rcs_gettok(rfp);
1656: if (ret != RCS_TOK_STRING) {
1.50 jfb 1657: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1658: cvs_log(LP_ERR, "token `%s' found where RCS desc expected",
1659: RCS_TOKSTR(rfp));
1660: rcs_freepdata(pdp);
1661: return (-1);
1662: }
1663:
1.110 joris 1664: rfp->rf_desc = xstrdup(RCS_TOKSTR(rfp));
1.1 jfb 1665: for (;;) {
1666: ret = rcs_parse_deltatext(rfp);
1667: if (ret == 0)
1668: break;
1669: else if (ret == -1) {
1670: rcs_freepdata(pdp);
1671: return (-1);
1672: }
1673: }
1674:
1675: rcs_freepdata(pdp);
1676:
1677: rfp->rf_pdata = NULL;
1.26 jfb 1678: rfp->rf_flags |= RCS_PARSED | RCS_SYNCED;
1.1 jfb 1679:
1680: return (0);
1681: }
1682:
1683: /*
1684: * rcs_parse_admin()
1685: *
1686: * Parse the administrative portion of an RCS file.
1.31 jfb 1687: * Returns the type of the first token found after the admin section on
1688: * success, or -1 on failure.
1.1 jfb 1689: */
1690: static int
1691: rcs_parse_admin(RCSFILE *rfp)
1692: {
1693: u_int i;
1694: int tok, ntok, hmask;
1695: struct rcs_key *rk;
1696:
1697: /* hmask is a mask of the headers already encountered */
1698: hmask = 0;
1699: for (;;) {
1700: tok = rcs_gettok(rfp);
1701: if (tok == RCS_TOK_ERR) {
1.50 jfb 1702: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1703: cvs_log(LP_ERR, "parse error in RCS admin section");
1704: return (-1);
1.31 jfb 1705: } else if ((tok == RCS_TOK_NUM) || (tok == RCS_TOK_DESC)) {
1706: /*
1707: * Assume this is the start of the first delta or
1708: * that we are dealing with an empty RCS file and
1709: * we just found the description.
1710: */
1.1 jfb 1711: rcs_pushtok(rfp, RCS_TOKSTR(rfp), tok);
1.31 jfb 1712: return (tok);
1.1 jfb 1713: }
1714:
1715: rk = NULL;
1.18 jfb 1716: for (i = 0; i < RCS_NKEYS; i++)
1.1 jfb 1717: if (rcs_keys[i].rk_id == tok)
1718: rk = &(rcs_keys[i]);
1719:
1720: if (hmask & (1 << tok)) {
1.50 jfb 1721: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1722: cvs_log(LP_ERR, "duplicate RCS key");
1723: return (-1);
1724: }
1725: hmask |= (1 << tok);
1726:
1727: switch (tok) {
1728: case RCS_TOK_HEAD:
1729: case RCS_TOK_BRANCH:
1730: case RCS_TOK_COMMENT:
1731: case RCS_TOK_EXPAND:
1732: ntok = rcs_gettok(rfp);
1733: if (ntok == RCS_TOK_SCOLON)
1734: break;
1735: if (ntok != rk->rk_val) {
1.50 jfb 1736: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1737: cvs_log(LP_ERR,
1738: "invalid value type for RCS key `%s'",
1739: rk->rk_str);
1740: }
1741:
1742: if (tok == RCS_TOK_HEAD) {
1.111 ! joris 1743: if (rfp->rf_head == NULL)
1.28 jfb 1744: rfp->rf_head = rcsnum_alloc();
1.1 jfb 1745: rcsnum_aton(RCS_TOKSTR(rfp), NULL,
1746: rfp->rf_head);
1.14 deraadt 1747: } else if (tok == RCS_TOK_BRANCH) {
1.111 ! joris 1748: if (rfp->rf_branch == NULL)
1.35 jfb 1749: rfp->rf_branch = rcsnum_alloc();
1750: if (rcsnum_aton(RCS_TOKSTR(rfp), NULL,
1751: rfp->rf_branch) < 0)
1752: return (-1);
1.14 deraadt 1753: } else if (tok == RCS_TOK_COMMENT) {
1.110 joris 1754: rfp->rf_comment = xstrdup(RCS_TOKSTR(rfp));
1.14 deraadt 1755: } else if (tok == RCS_TOK_EXPAND) {
1.110 joris 1756: rfp->rf_expand = xstrdup(RCS_TOKSTR(rfp));
1.1 jfb 1757: }
1758:
1759: /* now get the expected semi-colon */
1760: ntok = rcs_gettok(rfp);
1761: if (ntok != RCS_TOK_SCOLON) {
1.50 jfb 1762: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1763: cvs_log(LP_ERR,
1764: "missing semi-colon after RCS `%s' key",
1.26 jfb 1765: rk->rk_str);
1.1 jfb 1766: return (-1);
1767: }
1768: break;
1769: case RCS_TOK_ACCESS:
1.29 jfb 1770: if (rcs_parse_access(rfp) < 0)
1771: return (-1);
1.1 jfb 1772: break;
1773: case RCS_TOK_SYMBOLS:
1.29 jfb 1774: if (rcs_parse_symbols(rfp) < 0)
1775: return (-1);
1.1 jfb 1776: break;
1777: case RCS_TOK_LOCKS:
1.29 jfb 1778: if (rcs_parse_locks(rfp) < 0)
1779: return (-1);
1.1 jfb 1780: break;
1781: default:
1.50 jfb 1782: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1783: cvs_log(LP_ERR,
1784: "unexpected token `%s' in RCS admin section",
1785: RCS_TOKSTR(rfp));
1786: return (-1);
1787: }
1788: }
1789:
1790: return (0);
1791: }
1792:
1793: /*
1794: * rcs_parse_delta()
1795: *
1796: * Parse an RCS delta section and allocate the structure to store that delta's
1797: * information in the <rfp> delta list.
1798: * Returns 1 if the section was parsed OK, 0 if it is the last delta, and
1799: * -1 on error.
1800: */
1801: static int
1802: rcs_parse_delta(RCSFILE *rfp)
1803: {
1804: int ret, tok, ntok, hmask;
1805: u_int i;
1806: char *tokstr;
1.3 vincent 1807: RCSNUM *datenum;
1.1 jfb 1808: struct rcs_delta *rdp;
1809: struct rcs_key *rk;
1810:
1.110 joris 1811: rdp = (struct rcs_delta *)xmalloc(sizeof(*rdp));
1.1 jfb 1812: memset(rdp, 0, sizeof(*rdp));
1813:
1814: rdp->rd_num = rcsnum_alloc();
1815: rdp->rd_next = rcsnum_alloc();
1816:
1817: TAILQ_INIT(&(rdp->rd_branches));
1.52 jfb 1818: TAILQ_INIT(&(rdp->rd_snodes));
1.1 jfb 1819:
1820: tok = rcs_gettok(rfp);
1821: if (tok != RCS_TOK_NUM) {
1.52 jfb 1822: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1823: cvs_log(LP_ERR, "unexpected token `%s' at start of delta",
1824: RCS_TOKSTR(rfp));
1825: rcs_freedelta(rdp);
1826: return (-1);
1827: }
1828: rcsnum_aton(RCS_TOKSTR(rfp), NULL, rdp->rd_num);
1829:
1830: hmask = 0;
1831: ret = 0;
1832: tokstr = NULL;
1833:
1834: for (;;) {
1835: tok = rcs_gettok(rfp);
1836: if (tok == RCS_TOK_ERR) {
1.50 jfb 1837: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1838: cvs_log(LP_ERR, "parse error in RCS delta section");
1839: rcs_freedelta(rdp);
1840: return (-1);
1.14 deraadt 1841: } else if (tok == RCS_TOK_NUM || tok == RCS_TOK_DESC) {
1.15 tedu 1842: rcs_pushtok(rfp, RCS_TOKSTR(rfp), tok);
1.1 jfb 1843: ret = (tok == RCS_TOK_NUM ? 1 : 0);
1844: break;
1845: }
1846:
1847: rk = NULL;
1.18 jfb 1848: for (i = 0; i < RCS_NKEYS; i++)
1.1 jfb 1849: if (rcs_keys[i].rk_id == tok)
1850: rk = &(rcs_keys[i]);
1851:
1852: if (hmask & (1 << tok)) {
1.50 jfb 1853: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1854: cvs_log(LP_ERR, "duplicate RCS key");
1855: rcs_freedelta(rdp);
1856: return (-1);
1857: }
1858: hmask |= (1 << tok);
1859:
1860: switch (tok) {
1861: case RCS_TOK_DATE:
1862: case RCS_TOK_AUTHOR:
1863: case RCS_TOK_STATE:
1864: case RCS_TOK_NEXT:
1865: ntok = rcs_gettok(rfp);
1866: if (ntok == RCS_TOK_SCOLON) {
1867: if (rk->rk_flags & RCS_VOPT)
1868: break;
1869: else {
1.50 jfb 1870: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1871: cvs_log(LP_ERR, "missing mandatory "
1872: "value to RCS key `%s'",
1873: rk->rk_str);
1874: rcs_freedelta(rdp);
1875: return (-1);
1876: }
1877: }
1878:
1879: if (ntok != rk->rk_val) {
1.50 jfb 1880: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1881: cvs_log(LP_ERR,
1882: "invalid value type for RCS key `%s'",
1883: rk->rk_str);
1884: rcs_freedelta(rdp);
1885: return (-1);
1886: }
1887:
1888: if (tokstr != NULL)
1.110 joris 1889: xfree(tokstr);
1890: tokstr = xstrdup(RCS_TOKSTR(rfp));
1.1 jfb 1891: /* now get the expected semi-colon */
1892: ntok = rcs_gettok(rfp);
1893: if (ntok != RCS_TOK_SCOLON) {
1.50 jfb 1894: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1895: cvs_log(LP_ERR,
1896: "missing semi-colon after RCS `%s' key",
1.26 jfb 1897: rk->rk_str);
1.110 joris 1898: xfree(tokstr);
1.1 jfb 1899: rcs_freedelta(rdp);
1900: return (-1);
1901: }
1902:
1903: if (tok == RCS_TOK_DATE) {
1.25 jfb 1904: if ((datenum = rcsnum_parse(tokstr)) == NULL) {
1.110 joris 1905: xfree(tokstr);
1.11 joris 1906: rcs_freedelta(rdp);
1907: return (-1);
1908: }
1.3 vincent 1909: if (datenum->rn_len != 6) {
1.50 jfb 1910: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1911: cvs_log(LP_ERR,
1912: "RCS date specification has %s "
1913: "fields",
1.3 vincent 1914: (datenum->rn_len > 6) ? "too many" :
1.1 jfb 1915: "missing");
1.110 joris 1916: xfree(tokstr);
1.1 jfb 1917: rcs_freedelta(rdp);
1.37 tedu 1918: rcsnum_free(datenum);
1919: return (-1);
1.1 jfb 1920: }
1.3 vincent 1921: rdp->rd_date.tm_year = datenum->rn_id[0];
1.19 jfb 1922: if (rdp->rd_date.tm_year >= 1900)
1923: rdp->rd_date.tm_year -= 1900;
1.3 vincent 1924: rdp->rd_date.tm_mon = datenum->rn_id[1] - 1;
1925: rdp->rd_date.tm_mday = datenum->rn_id[2];
1926: rdp->rd_date.tm_hour = datenum->rn_id[3];
1927: rdp->rd_date.tm_min = datenum->rn_id[4];
1928: rdp->rd_date.tm_sec = datenum->rn_id[5];
1929: rcsnum_free(datenum);
1.14 deraadt 1930: } else if (tok == RCS_TOK_AUTHOR) {
1.1 jfb 1931: rdp->rd_author = tokstr;
1932: tokstr = NULL;
1.14 deraadt 1933: } else if (tok == RCS_TOK_STATE) {
1.1 jfb 1934: rdp->rd_state = tokstr;
1935: tokstr = NULL;
1.14 deraadt 1936: } else if (tok == RCS_TOK_NEXT) {
1.1 jfb 1937: rcsnum_aton(tokstr, NULL, rdp->rd_next);
1938: }
1939: break;
1940: case RCS_TOK_BRANCHES:
1.46 jfb 1941: if (rcs_parse_branches(rfp, rdp) < 0) {
1942: rcs_freedelta(rdp);
1943: return (-1);
1944: }
1.1 jfb 1945: break;
1946: default:
1.50 jfb 1947: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1948: cvs_log(LP_ERR,
1949: "unexpected token `%s' in RCS delta",
1950: RCS_TOKSTR(rfp));
1951: rcs_freedelta(rdp);
1952: return (-1);
1953: }
1954: }
1955:
1.13 jfb 1956: if (tokstr != NULL)
1.110 joris 1957: xfree(tokstr);
1.13 jfb 1958:
1.1 jfb 1959: TAILQ_INSERT_TAIL(&(rfp->rf_delta), rdp, rd_list);
1.26 jfb 1960: rfp->rf_ndelta++;
1.1 jfb 1961:
1962: return (ret);
1963: }
1964:
1965: /*
1966: * rcs_parse_deltatext()
1967: *
1968: * Parse an RCS delta text section and fill in the log and text field of the
1969: * appropriate delta section.
1970: * Returns 1 if the section was parsed OK, 0 if it is the last delta, and
1971: * -1 on error.
1972: */
1973: static int
1974: rcs_parse_deltatext(RCSFILE *rfp)
1975: {
1976: int tok;
1977: RCSNUM *tnum;
1978: struct rcs_delta *rdp;
1979:
1980: tok = rcs_gettok(rfp);
1981: if (tok == RCS_TOK_EOF)
1982: return (0);
1983:
1984: if (tok != RCS_TOK_NUM) {
1.50 jfb 1985: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1986: cvs_log(LP_ERR,
1987: "unexpected token `%s' at start of RCS delta text",
1988: RCS_TOKSTR(rfp));
1989: return (-1);
1990: }
1.13 jfb 1991:
1992: tnum = rcsnum_alloc();
1.1 jfb 1993: rcsnum_aton(RCS_TOKSTR(rfp), NULL, tnum);
1994:
1995: TAILQ_FOREACH(rdp, &(rfp->rf_delta), rd_list) {
1996: if (rcsnum_cmp(tnum, rdp->rd_num, 0) == 0)
1997: break;
1998: }
1.13 jfb 1999: rcsnum_free(tnum);
2000:
1.1 jfb 2001: if (rdp == NULL) {
2002: cvs_log(LP_ERR, "RCS delta text `%s' has no matching delta",
2003: RCS_TOKSTR(rfp));
2004: return (-1);
2005: }
2006:
2007: tok = rcs_gettok(rfp);
2008: if (tok != RCS_TOK_LOG) {
1.50 jfb 2009: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2010: cvs_log(LP_ERR, "unexpected token `%s' where RCS log expected",
2011: RCS_TOKSTR(rfp));
2012: return (-1);
2013: }
2014:
2015: tok = rcs_gettok(rfp);
2016: if (tok != RCS_TOK_STRING) {
1.50 jfb 2017: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2018: cvs_log(LP_ERR, "unexpected token `%s' where RCS log expected",
2019: RCS_TOKSTR(rfp));
2020: return (-1);
2021: }
1.110 joris 2022: rdp->rd_log = xstrdup(RCS_TOKSTR(rfp));
1.1 jfb 2023: tok = rcs_gettok(rfp);
2024: if (tok != RCS_TOK_TEXT) {
1.50 jfb 2025: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2026: cvs_log(LP_ERR, "unexpected token `%s' where RCS text expected",
2027: RCS_TOKSTR(rfp));
2028: return (-1);
2029: }
2030:
2031: tok = rcs_gettok(rfp);
2032: if (tok != RCS_TOK_STRING) {
1.50 jfb 2033: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2034: cvs_log(LP_ERR, "unexpected token `%s' where RCS text expected",
2035: RCS_TOKSTR(rfp));
2036: return (-1);
2037: }
2038:
1.110 joris 2039: rdp->rd_text = (u_char *)xmalloc(RCS_TOKLEN(rfp) + 1);
1.74 joris 2040: strlcpy(rdp->rd_text, RCS_TOKSTR(rfp), (RCS_TOKLEN(rfp) + 1));
1.42 jfb 2041: rdp->rd_tlen = RCS_TOKLEN(rfp);
1.1 jfb 2042:
2043: return (1);
2044: }
2045:
2046: /*
2047: * rcs_parse_access()
2048: *
2049: * Parse the access list given as value to the `access' keyword.
2050: * Returns 0 on success, or -1 on failure.
2051: */
2052: static int
2053: rcs_parse_access(RCSFILE *rfp)
2054: {
2055: int type;
2056:
2057: while ((type = rcs_gettok(rfp)) != RCS_TOK_SCOLON) {
2058: if (type != RCS_TOK_ID) {
1.50 jfb 2059: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2060: cvs_log(LP_ERR, "unexpected token `%s' in access list",
2061: RCS_TOKSTR(rfp));
2062: return (-1);
2063: }
1.29 jfb 2064:
2065: if (rcs_access_add(rfp, RCS_TOKSTR(rfp)) < 0)
2066: return (-1);
1.1 jfb 2067: }
2068:
2069: return (0);
2070: }
2071:
2072: /*
2073: * rcs_parse_symbols()
2074: *
2075: * Parse the symbol list given as value to the `symbols' keyword.
2076: * Returns 0 on success, or -1 on failure.
2077: */
2078: static int
2079: rcs_parse_symbols(RCSFILE *rfp)
2080: {
2081: int type;
2082: struct rcs_sym *symp;
2083:
2084: for (;;) {
2085: type = rcs_gettok(rfp);
2086: if (type == RCS_TOK_SCOLON)
2087: break;
2088:
1.41 jfb 2089: if (type != RCS_TOK_ID) {
1.50 jfb 2090: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2091: cvs_log(LP_ERR, "unexpected token `%s' in symbol list",
2092: RCS_TOKSTR(rfp));
2093: return (-1);
2094: }
2095:
1.110 joris 2096: symp = (struct rcs_sym *)xmalloc(sizeof(*symp));
2097: symp->rs_name = xstrdup(RCS_TOKSTR(rfp));
1.1 jfb 2098: symp->rs_num = rcsnum_alloc();
2099:
2100: type = rcs_gettok(rfp);
2101: if (type != RCS_TOK_COLON) {
1.50 jfb 2102: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2103: cvs_log(LP_ERR, "unexpected token `%s' in symbol list",
2104: RCS_TOKSTR(rfp));
1.11 joris 2105: rcsnum_free(symp->rs_num);
1.110 joris 2106: xfree(symp->rs_name);
2107: xfree(symp);
1.1 jfb 2108: return (-1);
2109: }
2110:
2111: type = rcs_gettok(rfp);
2112: if (type != RCS_TOK_NUM) {
1.50 jfb 2113: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2114: cvs_log(LP_ERR, "unexpected token `%s' in symbol list",
2115: RCS_TOKSTR(rfp));
1.11 joris 2116: rcsnum_free(symp->rs_num);
1.110 joris 2117: xfree(symp->rs_name);
2118: xfree(symp);
1.1 jfb 2119: return (-1);
2120: }
2121:
2122: if (rcsnum_aton(RCS_TOKSTR(rfp), NULL, symp->rs_num) < 0) {
2123: cvs_log(LP_ERR, "failed to parse RCS NUM `%s'",
2124: RCS_TOKSTR(rfp));
1.11 joris 2125: rcsnum_free(symp->rs_num);
1.110 joris 2126: xfree(symp->rs_name);
2127: xfree(symp);
1.1 jfb 2128: return (-1);
2129: }
2130:
1.43 jfb 2131: TAILQ_INSERT_TAIL(&(rfp->rf_symbols), symp, rs_list);
1.1 jfb 2132: }
2133:
2134: return (0);
2135: }
2136:
2137: /*
2138: * rcs_parse_locks()
2139: *
2140: * Parse the lock list given as value to the `locks' keyword.
2141: * Returns 0 on success, or -1 on failure.
2142: */
2143: static int
2144: rcs_parse_locks(RCSFILE *rfp)
2145: {
2146: int type;
2147: struct rcs_lock *lkp;
2148:
2149: for (;;) {
2150: type = rcs_gettok(rfp);
2151: if (type == RCS_TOK_SCOLON)
2152: break;
2153:
2154: if (type != RCS_TOK_ID) {
1.50 jfb 2155: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2156: cvs_log(LP_ERR, "unexpected token `%s' in lock list",
2157: RCS_TOKSTR(rfp));
2158: return (-1);
2159: }
2160:
1.110 joris 2161: lkp = (struct rcs_lock *)xmalloc(sizeof(*lkp));
2162: lkp->rl_name = xstrdup(RCS_TOKSTR(rfp));
1.1 jfb 2163: lkp->rl_num = rcsnum_alloc();
2164:
2165: type = rcs_gettok(rfp);
2166: if (type != RCS_TOK_COLON) {
1.50 jfb 2167: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2168: cvs_log(LP_ERR, "unexpected token `%s' in symbol list",
2169: RCS_TOKSTR(rfp));
1.37 tedu 2170: rcsnum_free(lkp->rl_num);
1.110 joris 2171: xfree(lkp->rl_name);
2172: xfree(lkp);
1.1 jfb 2173: return (-1);
2174: }
2175:
2176: type = rcs_gettok(rfp);
2177: if (type != RCS_TOK_NUM) {
1.50 jfb 2178: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2179: cvs_log(LP_ERR, "unexpected token `%s' in symbol list",
2180: RCS_TOKSTR(rfp));
1.37 tedu 2181: rcsnum_free(lkp->rl_num);
1.110 joris 2182: xfree(lkp->rl_name);
2183: xfree(lkp);
1.1 jfb 2184: return (-1);
2185: }
2186:
2187: if (rcsnum_aton(RCS_TOKSTR(rfp), NULL, lkp->rl_num) < 0) {
2188: cvs_log(LP_ERR, "failed to parse RCS NUM `%s'",
2189: RCS_TOKSTR(rfp));
1.37 tedu 2190: rcsnum_free(lkp->rl_num);
1.110 joris 2191: xfree(lkp->rl_name);
2192: xfree(lkp);
1.1 jfb 2193: return (-1);
2194: }
2195:
2196: TAILQ_INSERT_HEAD(&(rfp->rf_locks), lkp, rl_list);
2197: }
2198:
2199: /* check if we have a `strict' */
2200: type = rcs_gettok(rfp);
2201: if (type != RCS_TOK_STRICT) {
2202: rcs_pushtok(rfp, RCS_TOKSTR(rfp), type);
1.14 deraadt 2203: } else {
1.26 jfb 2204: rfp->rf_flags |= RCS_SLOCK;
1.1 jfb 2205:
2206: type = rcs_gettok(rfp);
2207: if (type != RCS_TOK_SCOLON) {
1.50 jfb 2208: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2209: cvs_log(LP_ERR,
2210: "missing semi-colon after `strict' keyword");
2211: return (-1);
2212: }
2213: }
2214:
2215: return (0);
2216: }
2217:
2218: /*
2219: * rcs_parse_branches()
2220: *
2221: * Parse the list of branches following a `branches' keyword in a delta.
2222: * Returns 0 on success, or -1 on failure.
2223: */
2224: static int
2225: rcs_parse_branches(RCSFILE *rfp, struct rcs_delta *rdp)
2226: {
2227: int type;
2228: struct rcs_branch *brp;
2229:
2230: for (;;) {
2231: type = rcs_gettok(rfp);
2232: if (type == RCS_TOK_SCOLON)
2233: break;
2234:
2235: if (type != RCS_TOK_NUM) {
1.50 jfb 2236: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2237: cvs_log(LP_ERR,
2238: "unexpected token `%s' in list of branches",
2239: RCS_TOKSTR(rfp));
2240: return (-1);
2241: }
2242:
1.110 joris 2243: brp = (struct rcs_branch *)xmalloc(sizeof(*brp));
1.46 jfb 2244: brp->rb_num = rcsnum_parse(RCS_TOKSTR(rfp));
1.11 joris 2245: if (brp->rb_num == NULL) {
1.110 joris 2246: xfree(brp);
1.11 joris 2247: return (-1);
2248: }
1.1 jfb 2249:
2250: TAILQ_INSERT_TAIL(&(rdp->rd_branches), brp, rb_list);
2251: }
2252:
2253: return (0);
2254: }
2255:
2256: /*
2257: * rcs_freedelta()
2258: *
2259: * Free the contents of a delta structure.
2260: */
1.18 jfb 2261: static void
1.1 jfb 2262: rcs_freedelta(struct rcs_delta *rdp)
2263: {
1.12 jfb 2264: struct rcs_branch *rb;
1.1 jfb 2265: struct rcs_delta *crdp;
2266:
1.12 jfb 2267: if (rdp->rd_num != NULL)
2268: rcsnum_free(rdp->rd_num);
2269: if (rdp->rd_next != NULL)
2270: rcsnum_free(rdp->rd_next);
2271:
1.1 jfb 2272: if (rdp->rd_author != NULL)
1.110 joris 2273: xfree(rdp->rd_author);
1.109 joris 2274: if (rdp->rd_locker != NULL)
1.110 joris 2275: xfree(rdp->rd_locker);
1.1 jfb 2276: if (rdp->rd_state != NULL)
1.110 joris 2277: xfree(rdp->rd_state);
1.1 jfb 2278: if (rdp->rd_log != NULL)
1.110 joris 2279: xfree(rdp->rd_log);
1.1 jfb 2280: if (rdp->rd_text != NULL)
1.110 joris 2281: xfree(rdp->rd_text);
1.12 jfb 2282:
2283: while ((rb = TAILQ_FIRST(&(rdp->rd_branches))) != NULL) {
2284: TAILQ_REMOVE(&(rdp->rd_branches), rb, rb_list);
2285: rcsnum_free(rb->rb_num);
1.110 joris 2286: xfree(rb);
1.12 jfb 2287: }
1.1 jfb 2288:
2289: while ((crdp = TAILQ_FIRST(&(rdp->rd_snodes))) != NULL) {
2290: TAILQ_REMOVE(&(rdp->rd_snodes), crdp, rd_list);
2291: rcs_freedelta(crdp);
2292: }
2293:
1.110 joris 2294: xfree(rdp);
1.1 jfb 2295: }
2296:
2297: /*
2298: * rcs_freepdata()
2299: *
2300: * Free the contents of the parser data structure.
2301: */
2302: static void
2303: rcs_freepdata(struct rcs_pdata *pd)
2304: {
2305: if (pd->rp_file != NULL)
2306: (void)fclose(pd->rp_file);
2307: if (pd->rp_buf != NULL)
1.110 joris 2308: xfree(pd->rp_buf);
2309: xfree(pd);
1.1 jfb 2310: }
2311:
2312: /*
2313: * rcs_gettok()
2314: *
2315: * Get the next RCS token from the string <str>.
2316: */
2317: static int
2318: rcs_gettok(RCSFILE *rfp)
2319: {
2320: u_int i;
2321: int ch, last, type;
1.18 jfb 2322: size_t len;
2323: char *bp;
1.1 jfb 2324: struct rcs_pdata *pdp = (struct rcs_pdata *)rfp->rf_pdata;
2325:
2326: type = RCS_TOK_ERR;
2327: bp = pdp->rp_buf;
1.42 jfb 2328: pdp->rp_tlen = 0;
1.1 jfb 2329: *bp = '\0';
2330:
2331: if (pdp->rp_pttype != RCS_TOK_ERR) {
2332: type = pdp->rp_pttype;
2333: strlcpy(pdp->rp_buf, pdp->rp_ptok, pdp->rp_blen);
2334: pdp->rp_pttype = RCS_TOK_ERR;
2335: return (type);
2336: }
2337:
2338: /* skip leading whitespace */
2339: /* XXX we must skip backspace too for compatibility, should we? */
2340: do {
2341: ch = getc(pdp->rp_file);
2342: if (ch == '\n')
1.18 jfb 2343: pdp->rp_lines++;
1.1 jfb 2344: } while (isspace(ch));
2345:
2346: if (ch == EOF) {
2347: type = RCS_TOK_EOF;
1.14 deraadt 2348: } else if (ch == ';') {
1.1 jfb 2349: type = RCS_TOK_SCOLON;
1.14 deraadt 2350: } else if (ch == ':') {
1.1 jfb 2351: type = RCS_TOK_COLON;
1.14 deraadt 2352: } else if (isalpha(ch)) {
1.31 jfb 2353: type = RCS_TOK_ID;
1.1 jfb 2354: *(bp++) = ch;
1.18 jfb 2355: for (;;) {
1.1 jfb 2356: ch = getc(pdp->rp_file);
1.11 joris 2357: if (!isalnum(ch) && ch != '_' && ch != '-') {
1.1 jfb 2358: ungetc(ch, pdp->rp_file);
2359: break;
2360: }
2361: *(bp++) = ch;
1.42 jfb 2362: pdp->rp_tlen++;
1.18 jfb 2363: if (bp == pdp->rp_bufend - 1) {
2364: len = bp - pdp->rp_buf;
2365: if (rcs_growbuf(rfp) < 0) {
2366: type = RCS_TOK_ERR;
2367: break;
2368: }
2369: bp = pdp->rp_buf + len;
2370: }
1.1 jfb 2371: }
2372: *bp = '\0';
2373:
1.18 jfb 2374: if (type != RCS_TOK_ERR) {
2375: for (i = 0; i < RCS_NKEYS; i++) {
2376: if (strcmp(rcs_keys[i].rk_str,
2377: pdp->rp_buf) == 0) {
2378: type = rcs_keys[i].rk_id;
2379: break;
2380: }
1.1 jfb 2381: }
2382: }
1.14 deraadt 2383: } else if (ch == '@') {
1.1 jfb 2384: /* we have a string */
1.18 jfb 2385: type = RCS_TOK_STRING;
1.1 jfb 2386: for (;;) {
2387: ch = getc(pdp->rp_file);
2388: if (ch == '@') {
2389: ch = getc(pdp->rp_file);
2390: if (ch != '@') {
2391: ungetc(ch, pdp->rp_file);
2392: break;
2393: }
1.14 deraadt 2394: } else if (ch == '\n')
1.18 jfb 2395: pdp->rp_lines++;
1.1 jfb 2396:
2397: *(bp++) = ch;
1.42 jfb 2398: pdp->rp_tlen++;
1.18 jfb 2399: if (bp == pdp->rp_bufend - 1) {
2400: len = bp - pdp->rp_buf;
2401: if (rcs_growbuf(rfp) < 0) {
2402: type = RCS_TOK_ERR;
2403: break;
2404: }
2405: bp = pdp->rp_buf + len;
2406: }
1.1 jfb 2407: }
2408:
2409: *bp = '\0';
1.14 deraadt 2410: } else if (isdigit(ch)) {
1.1 jfb 2411: *(bp++) = ch;
2412: last = ch;
2413: type = RCS_TOK_NUM;
2414:
2415: for (;;) {
2416: ch = getc(pdp->rp_file);
1.18 jfb 2417: if (bp == pdp->rp_bufend)
1.1 jfb 2418: break;
2419: if (!isdigit(ch) && ch != '.') {
2420: ungetc(ch, pdp->rp_file);
2421: break;
2422: }
2423:
2424: if (last == '.' && ch == '.') {
2425: type = RCS_TOK_ERR;
2426: break;
2427: }
2428: last = ch;
2429: *(bp++) = ch;
1.42 jfb 2430: pdp->rp_tlen++;
1.1 jfb 2431: }
1.18 jfb 2432: *bp = '\0';
1.1 jfb 2433: }
2434:
2435: return (type);
2436: }
2437:
2438: /*
2439: * rcs_pushtok()
2440: *
2441: * Push a token back in the parser's token buffer.
2442: */
2443: static int
2444: rcs_pushtok(RCSFILE *rfp, const char *tok, int type)
2445: {
2446: struct rcs_pdata *pdp = (struct rcs_pdata *)rfp->rf_pdata;
2447:
2448: if (pdp->rp_pttype != RCS_TOK_ERR)
2449: return (-1);
2450:
2451: pdp->rp_pttype = type;
2452: strlcpy(pdp->rp_ptok, tok, sizeof(pdp->rp_ptok));
2453: return (0);
2454: }
2455:
1.18 jfb 2456:
2457: /*
2458: * rcs_growbuf()
2459: *
2460: * Attempt to grow the internal parse buffer for the RCS file <rf> by
2461: * RCS_BUFEXTSIZE.
2462: * In case of failure, the original buffer is left unmodified.
2463: * Returns 0 on success, or -1 on failure.
2464: */
2465: static int
2466: rcs_growbuf(RCSFILE *rf)
2467: {
2468: void *tmp;
2469: struct rcs_pdata *pdp = (struct rcs_pdata *)rf->rf_pdata;
2470:
2471: tmp = realloc(pdp->rp_buf, pdp->rp_blen + RCS_BUFEXTSIZE);
2472: if (tmp == NULL) {
1.50 jfb 2473: rcs_errno = RCS_ERR_ERRNO;
1.18 jfb 2474: cvs_log(LP_ERRNO, "failed to grow RCS parse buffer");
2475: return (-1);
2476: }
2477:
2478: pdp->rp_buf = (char *)tmp;
2479: pdp->rp_blen += RCS_BUFEXTSIZE;
2480: pdp->rp_bufend = pdp->rp_buf + pdp->rp_blen - 1;
1.42 jfb 2481:
2482: return (0);
2483: }
2484:
2485: /*
2486: * rcs_strprint()
2487: *
2488: * Output an RCS string <str> of size <slen> to the stream <stream>. Any
2489: * '@' characters are escaped. Otherwise, the string can contain arbitrary
2490: * binary data.
2491: */
2492: static int
2493: rcs_strprint(const u_char *str, size_t slen, FILE *stream)
2494: {
2495: const u_char *ap, *ep, *sp;
2496: size_t ret;
1.52 jfb 2497:
2498: if (slen == 0)
2499: return (0);
1.42 jfb 2500:
2501: ep = str + slen - 1;
2502:
2503: for (sp = str; sp <= ep;) {
2504: ap = memchr(sp, '@', ep - sp);
2505: if (ap == NULL)
2506: ap = ep;
2507: ret = fwrite(sp, sizeof(u_char), ap - sp + 1, stream);
2508:
2509: if (*ap == '@')
2510: putc('@', stream);
2511: sp = ap + 1;
1.63 joris 2512: }
2513:
2514: return (0);
2515: }
2516:
2517: /*
2518: * rcs_expand_keywords()
2519: *
2520: * Expand any RCS keywords in <line> into <out>
2521: */
2522: static int
2523: rcs_expand_keywords(char *rcsfile, struct rcs_delta *rdp, char *line, char *out,
2524: size_t len, int mode)
2525: {
2526: int kwtype;
2527: u_int i, j, found;
2528: char *c, *kwstr, *start;
2529: char expbuf[128], buf[128];
2530:
1.65 niallo 2531: kwtype = 0;
2532: kwstr = NULL;
1.63 joris 2533: i = 0;
2534:
2535: /*
2536: * Keyword formats:
2537: * $Keyword$
2538: * $Keyword: value$
2539: */
2540: memset(out, '\0', len);
2541: for (c = line; *c != '\0' && i < len; *c++) {
2542: out[i++] = *c;
2543: if (*c == '$') {
2544: /* remember start of this possible keyword */
2545: start = c;
2546:
2547: /* first following character has to be alphanumeric */
2548: *c++;
2549: if (!isalpha(*c)) {
2550: c = start;
2551: continue;
2552: }
2553:
2554: /* look for any matching keywords */
2555: found = 0;
2556: for (j = 0; j < RCS_NKWORDS; j++) {
2557: if (!strncmp(c, rcs_expkw[j].kw_str,
2558: strlen(rcs_expkw[j].kw_str))) {
2559: found = 1;
2560: kwstr = rcs_expkw[j].kw_str;
2561: kwtype = rcs_expkw[j].kw_type;
2562: break;
2563: }
2564: }
2565:
2566: /* unknown keyword, continue looking */
2567: if (found == 0) {
2568: c = start;
2569: continue;
2570: }
2571:
2572: /* next character has to be ':' or '$' */
2573: c += strlen(kwstr);
2574: if (*c != ':' && *c != '$') {
2575: c = start;
2576: continue;
2577: }
2578:
2579: /*
2580: * if the next character was ':' we need to look for
2581: * an '$' before the end of the line to be sure it is
2582: * in fact a keyword.
2583: */
2584: if (*c == ':') {
2585: while (*c++) {
2586: if (*c == '$' || *c == '\n')
2587: break;
2588: }
2589:
2590: if (*c != '$') {
2591: c = start;
2592: continue;
2593: }
2594: }
2595:
2596: /* start constructing the expansion */
2597: expbuf[0] = '\0';
2598:
2599: if (mode & RCS_KWEXP_NAME) {
2600: strlcat(expbuf, "$", sizeof(expbuf));
2601: strlcat(expbuf, kwstr, sizeof(expbuf));
2602: if (mode & RCS_KWEXP_VAL)
2603: strlcat(expbuf, ": ", sizeof(expbuf));
2604: }
2605:
2606: /*
1.80 reyk 2607: * order matters because of RCS_KW_ID and
2608: * RCS_KW_HEADER here
1.63 joris 2609: */
2610: if (mode & RCS_KWEXP_VAL) {
2611: if (kwtype & RCS_KW_RCSFILE) {
2612: if (!(kwtype & RCS_KW_FULLPATH))
1.80 reyk 2613: strlcat(expbuf,
2614: basename(rcsfile),
1.63 joris 2615: sizeof(expbuf));
2616: else
2617: strlcat(expbuf, rcsfile,
2618: sizeof(expbuf));
2619: strlcat(expbuf, " ", sizeof(expbuf));
2620: }
2621:
2622: if (kwtype & RCS_KW_REVISION) {
1.80 reyk 2623: rcsnum_tostr(rdp->rd_num, buf,
2624: sizeof(buf));
1.63 joris 2625: strlcat(buf, " ", sizeof(buf));
2626: strlcat(expbuf, buf, sizeof(expbuf));
2627: }
2628:
2629: if (kwtype & RCS_KW_DATE) {
2630: strftime(buf, sizeof(buf),
1.80 reyk 2631: "%Y/%m/%d %H:%M:%S ",
2632: &rdp->rd_date);
1.63 joris 2633: strlcat(expbuf, buf, sizeof(expbuf));
2634: }
2635:
2636: if (kwtype & RCS_KW_AUTHOR) {
2637: strlcat(expbuf, rdp->rd_author,
2638: sizeof(expbuf));
2639: strlcat(expbuf, " ", sizeof(expbuf));
2640: }
2641:
2642: if (kwtype & RCS_KW_STATE) {
2643: strlcat(expbuf, rdp->rd_state,
2644: sizeof(expbuf));
2645: strlcat(expbuf, " ", sizeof(expbuf));
2646: }
2647:
2648: /* order does not matter anymore below */
2649: if (kwtype & RCS_KW_LOG)
2650: strlcat(expbuf, " ", sizeof(expbuf));
2651:
2652: if (kwtype & RCS_KW_SOURCE) {
1.80 reyk 2653: strlcat(expbuf, rcsfile,
2654: sizeof(expbuf));
1.63 joris 2655: strlcat(expbuf, " ", sizeof(expbuf));
2656: }
2657:
2658: if (kwtype & RCS_KW_NAME)
2659: strlcat(expbuf, " ", sizeof(expbuf));
2660: }
2661:
2662: /* end the expansion */
2663: if (mode & RCS_KWEXP_NAME)
2664: strlcat(expbuf, "$", sizeof(expbuf));
2665:
2666: out[--i] = '\0';
2667: strlcat(out, expbuf, len);
2668: i += strlen(expbuf);
2669: }
1.42 jfb 2670: }
1.81 niallo 2671:
2672: return (0);
2673: }
2674:
2675: /*
2676: * rcs_deltatext_set()
2677: *
2678: * Set deltatext for <rev> in RCS file <rfp> to <dtext>
1.96 xsa 2679: * Returns -1 on error, 0 on success.
1.81 niallo 2680: */
2681: int
2682: rcs_deltatext_set(RCSFILE *rfp, RCSNUM *rev, const char *dtext)
2683: {
2684: size_t len;
2685: struct rcs_delta *rdp;
2686:
2687: if ((rdp = rcs_findrev(rfp, rev)) == NULL)
2688: return (-1);
2689:
2690: if (rdp->rd_text != NULL)
1.110 joris 2691: xfree(rdp->rd_text);
1.81 niallo 2692:
2693: len = strlen(dtext);
1.103 joris 2694: if (len != 0) {
1.110 joris 2695: rdp->rd_text = (u_char *)xmalloc(len);
1.103 joris 2696: rdp->rd_tlen = len - 1;
2697: strlcpy(rdp->rd_text, dtext, len);
2698: } else {
2699: rdp->rd_text = NULL;
2700: rdp->rd_tlen = 0;
2701: }
1.18 jfb 2702:
1.86 joris 2703: return (0);
2704: }
2705:
2706: /*
2707: * rcs_rev_setlog()
2708: *
2709: * Sets the log message of revision <rev> to <logtext>
2710: */
2711: int
2712: rcs_rev_setlog(RCSFILE *rfp, RCSNUM *rev, const char *logtext)
2713: {
2714: struct rcs_delta *rdp;
2715: char buf[16];
2716:
2717: rcsnum_tostr(rev, buf, sizeof(buf));
2718:
2719: if ((rdp = rcs_findrev(rfp, rev)) == NULL)
2720: return (-1);
2721:
2722: if (rdp->rd_log != NULL)
1.110 joris 2723: xfree(rdp->rd_log);
1.86 joris 2724:
1.110 joris 2725: rdp->rd_log = xstrdup(logtext);
1.86 joris 2726: rfp->rf_flags &= ~RCS_SYNCED;
1.95 niallo 2727: return (0);
2728: }
1.97 niallo 2729: /*
2730: * rcs_rev_getdate()
2731: *
2732: * Get the date corresponding to a given revision.
2733: * Returns the date on success, -1 on failure.
2734: */
2735: time_t
2736: rcs_rev_getdate(RCSFILE *rfp, RCSNUM *rev)
2737: {
2738: struct rcs_delta *rdp;
2739:
2740: if ((rdp = rcs_findrev(rfp, rev)) == NULL)
2741: return (-1);
2742:
2743: return (mktime(&rdp->rd_date));
2744: }
1.95 niallo 2745:
2746: /*
2747: * rcs_state_set()
2748: *
2749: * Sets the state of revision <rev> to <state>
2750: * NOTE: default state is 'Exp'. States may not contain spaces.
2751: *
2752: * Returns -1 on failure, 0 on success.
2753: */
2754: int
2755: rcs_state_set(RCSFILE *rfp, RCSNUM *rev, const char *state)
2756: {
2757: struct rcs_delta *rdp;
2758:
2759: if ((rdp = rcs_findrev(rfp, rev)) == NULL)
2760: return (-1);
2761:
2762: if (rdp->rd_state != NULL)
1.110 joris 2763: xfree(rdp->rd_state);
1.95 niallo 2764:
1.110 joris 2765: rdp->rd_state = xstrdup(state);
1.95 niallo 2766:
2767: rfp->rf_flags &= ~RCS_SYNCED;
2768:
2769: return (0);
2770: }
2771:
2772: /*
2773: * rcs_state_check()
2774: *
2775: * Check if string <state> is valid.
2776: *
1.96 xsa 2777: * Returns 0 if the string is valid, -1 otherwise.
1.95 niallo 2778: */
2779: int
2780: rcs_state_check(const char *state)
2781: {
2782: if (strchr(state, ' ') != NULL)
2783: return (-1);
2784:
1.18 jfb 2785: return (0);
1.1 jfb 2786: }
1.97 niallo 2787:
2788: /*
2789: * rcs_state_get()
2790: *
2791: * Get the state for a given revision of a specified RCSFILE.
2792: *
2793: * Returns NULL on failure.
2794: */
2795: const char *
2796: rcs_state_get(RCSFILE *rfp, RCSNUM *rev)
2797: {
2798: struct rcs_delta *rdp;
2799:
2800: if ((rdp = rcs_findrev(rfp, rev)) == NULL)
2801: return (NULL);
2802:
2803: return (rdp->rd_state);
2804: }
2805:
1.105 joris 2806:
1.106 joris 2807: #if !defined(RCSPROG)
2808:
1.105 joris 2809: static char *month_tab[] = {
2810: "Jan",
2811: "Feb",
2812: "Mar",
2813: "Apr",
2814: "May",
2815: "Jun",
2816: "Jul",
2817: "Aug",
2818: "Sep",
2819: "Oct",
2820: "Nov",
2821: "Dec"
2822: };
2823:
2824: /*
2825: * Checkout a certain revision <rev> of RCS file <rf> to either standard
2826: * output when running in server mode, or to <fpath> when running in local mode.
2827: *
2828: * If type is CHECKOUT_REV_MERGED we have an extra argument, which
2829: * is the buffer containing the merged file.
2830: *
2831: * If type is CHECKOUT_REV_REMOVED, the file has been removed and we
2832: * need to do the same thing.
2833: */
2834: int
2835: cvs_checkout_rev(RCSFILE *rf, RCSNUM *rev, CVSFILE *cf, char *fpath,
2836: int local, int type, ...)
2837: {
2838: BUF *bp;
2839: int l, ret, fsize;
2840: char timebuf[32], entry[MAXPATHLEN], copyfile[MAXPATHLEN];
2841: char *content, *repo, buf[MAXPATHLEN], modestr[16];
2842: struct cvsroot *root;
2843: struct cvs_ent *ent;
2844: va_list ap;
2845: time_t rcstime;
2846: struct timeval tv[2];
2847: struct tm *tp;
2848: RCSNUM *oldrev;
2849:
2850: bp = NULL;
2851: ret = -1;
2852: content = NULL;
2853: oldrev = NULL;
2854:
2855: if ((type != CHECKOUT_REV_MERGED) && (type != CHECKOUT_REV_REMOVED)) {
2856: /* fetch the contents of the revision */
2857: if ((bp = rcs_getrev(rf, rev)) == NULL) {
2858: cvs_log(LP_ERR, "revision '%s' not found in file '%s'",
2859: rcsnum_tostr(rev, buf, sizeof(buf)), fpath);
2860: goto out;
2861: }
2862: } else if (type != CHECKOUT_REV_REMOVED) {
2863: va_start(ap, type);
2864: bp = va_arg(ap, BUF *);
2865: va_end(ap);
2866: }
2867:
2868: if (type == CHECKOUT_REV_CREATED)
2869: rcstime = rcs_rev_getdate(rf, rev);
1.108 joris 2870: else if (type == CHECKOUT_REV_MERGED ||
2871: type == CHECKOUT_REV_UPDATED) {
1.105 joris 2872: time(&rcstime);
1.108 joris 2873: if ((rcstime = cvs_hack_time(rcstime, 1)) < 0)
2874: goto out;
2875: }
1.105 joris 2876:
1.108 joris 2877: if (type == CHECKOUT_REV_CREATED ||
2878: type == CHECKOUT_REV_UPDATED) {
1.105 joris 2879: ctime_r(&rcstime, timebuf);
2880: l = strlen(timebuf);
2881: if ((l > 0) && (timebuf[l - 1] == '\n'))
2882: timebuf[--l] = '\0';
2883:
2884: l = snprintf(entry, sizeof(entry), "/%s/%s/%s/%s/", cf->cf_name,
2885: rcsnum_tostr(rev, buf, sizeof(buf)),
2886: (local == 1) ? timebuf : "",
2887: (type == CHECKOUT_REV_MERGED) ? "+=" : "");
2888: if (l == -1 || l >= (int)sizeof(buf))
2889: goto out;
2890: }
2891:
2892: if (type == CHECKOUT_REV_MERGED) {
1.111 ! joris 2893: oldrev = rcsnum_alloc();
! 2894: rcsnum_cpy(rev, oldrev, 0);
1.105 joris 2895:
2896: if (rcsnum_dec(oldrev) == NULL)
2897: goto out;
2898:
2899: l = snprintf(copyfile, sizeof(copyfile), ".#%s.%s",
2900: cf->cf_name, rcsnum_tostr(oldrev, buf, sizeof(buf)));
2901: if (l == -1 || l >= (int)sizeof(copyfile))
2902: goto out;
2903: }
2904:
2905: root = CVS_DIR_ROOT(cf);
2906: repo = CVS_DIR_REPO(cf);
2907:
2908: /*
2909: * In local mode, just copy the entire contents to fpath.
2910: * In server mode, we need to send it to the client together with
2911: * some responses.
2912: */
2913: if (local) {
2914: l = 0;
2915: if (cf->cf_entry == NULL) {
2916: l = 1;
2917: cf->cf_entry = cvs_ent_open(cf->cf_dir, O_RDWR);
2918: if (cf->cf_entry == NULL) {
2919: cvs_log(LP_ERR,
2920: "failed to open Entry file '%s'", cf->cf_dir);
2921: goto out;
2922: }
2923: }
2924:
2925: cvs_ent_remove(cf->cf_entry, cf->cf_name, 1);
2926: if (type != CHECKOUT_REV_REMOVED) {
2927: cvs_ent_addln(cf->cf_entry, entry);
2928: ent = cvs_ent_get(cf->cf_entry, cf->cf_name);
2929: ent->processed = 1;
2930: }
2931:
2932: if (l == 1)
2933: cvs_ent_close(cf->cf_entry);
2934:
2935: switch (type) {
2936: case CHECKOUT_REV_REMOVED:
2937: if (cvs_unlink(fpath) < 0)
2938: goto out;
2939: break;
2940: case CHECKOUT_REV_MERGED:
2941: /* XXX move the old file when merging */
1.108 joris 2942: case CHECKOUT_REV_UPDATED:
1.105 joris 2943: case CHECKOUT_REV_CREATED:
2944: if (cvs_buf_write(bp, fpath, cf->cf_mode) < 0) {
2945: cvs_log(LP_ERR, "failed to update file '%s'",
2946: fpath);
2947: goto out;
2948: }
2949:
1.107 joris 2950: /*
2951: * correct the time first
2952: */
2953: if ((rcstime = cvs_hack_time(rcstime, 0)) == 0)
2954: goto out;
2955:
1.105 joris 2956: tv[0].tv_sec = rcstime;
2957: tv[0].tv_usec = 0;
2958: tv[1] = tv[0];
2959: if (utimes(fpath, tv) == -1)
2960: cvs_log(LP_ERRNO, "failed to set timestamps");
2961: break;
2962: }
2963: } else {
2964: /* sanity */
2965: if (cf->cf_type != DT_REG) {
2966: cvs_log(LP_ERR, "cvs_checkout_rev: none DT_REG file");
2967: goto out;
2968: }
2969:
2970: /*
2971: * if we are removing a file, we don't need this stuff.
2972: */
2973: if (type != CHECKOUT_REV_REMOVED) {
1.107 joris 2974: if ((rcstime = cvs_hack_time(rcstime, 0)) == 0)
2975: goto out;
2976:
1.105 joris 2977: tp = gmtime(&rcstime);
2978: l = snprintf(timebuf, sizeof(timebuf),
2979: "%02d %s %d %02d:%02d:%02d -0000",
2980: tp->tm_mday, month_tab[tp->tm_mon],
2981: tp->tm_year + 1900, tp->tm_hour,
2982: tp->tm_min, tp->tm_sec);
2983: if (l == -1 || l >= (int)sizeof(timebuf))
2984: goto out;
2985:
2986: fsize = cvs_buf_len(bp);
2987: cvs_modetostr(cf->cf_mode, modestr, sizeof(modestr));
2988: if (cvs_buf_putc(bp, '\0') < 0)
2989: goto out;
2990: content = cvs_buf_release(bp);
2991: bp = NULL;
2992: }
2993:
2994: if (type == CHECKOUT_REV_MERGED) {
2995: printf("Copy-file %s/\n", (cf->cf_dir != NULL) ?
2996: cf->cf_dir : ".");
2997: printf("%s/%s/%s\n", root->cr_dir, repo, cf->cf_name);
2998: printf("%s\n", copyfile);
2999: }
3000:
3001: switch (type) {
3002: case CHECKOUT_REV_MERGED:
3003: printf("Merged");
3004: break;
3005: case CHECKOUT_REV_REMOVED:
3006: printf("Removed");
3007: break;
3008: case CHECKOUT_REV_CREATED:
3009: printf("Mod-time %s\n", timebuf);
3010: printf("Created");
3011: break;
3012: default:
3013: cvs_log(LP_ERR, "cvs_checkout_rev: bad type %d",
3014: type);
3015: goto out;
3016: }
3017:
3018: printf(" %s/\n", (cf->cf_dir != NULL) ? cf->cf_dir : ".");
3019: printf("%s/%s\n", repo, cf->cf_name);
3020:
3021: if (type != CHECKOUT_REV_REMOVED) {
3022: printf("%s\n", entry);
3023: printf("%s\n%d\n%s", modestr, fsize, content);
3024: }
3025: }
3026:
3027: ret = 0;
3028:
3029: out:
3030: if (oldrev != NULL)
3031: rcsnum_free(oldrev);
3032: if (bp != NULL)
3033: cvs_buf_free(bp);
3034: if (content != NULL)
1.110 joris 3035: xfree(content);
1.105 joris 3036:
3037: return (ret);
3038: }
1.106 joris 3039:
3040: #endif