Annotation of src/usr.bin/cvs/rcs.c, Revision 1.110
1.110 ! joris 1: /* $OpenBSD: rcs.c,v 1.109 2005/12/08 18:56:10 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:
1.52 jfb 674: if ((file->rf_head == NULL) &&
675: ((file->rf_head = rcsnum_alloc()) == NULL))
676: return (-1);
677:
1.43 jfb 678: if (rcsnum_cpy(rev, file->rf_head, 0) < 0)
679: return (-1);
680:
1.70 moritz 681: file->rf_flags &= ~RCS_SYNCED;
1.43 jfb 682: return (0);
683: }
684:
685:
686: /*
1.35 jfb 687: * rcs_branch_get()
688: *
689: * Retrieve the default branch number for the RCS file <file>.
690: * Returns the number on success. If NULL is returned, then there is no
691: * default branch for this file.
692: */
1.60 xsa 693: const RCSNUM *
1.35 jfb 694: rcs_branch_get(RCSFILE *file)
695: {
696: return (file->rf_branch);
697: }
698:
699: /*
700: * rcs_branch_set()
701: *
702: * Set the default branch for the RCS file <file> to <bnum>.
703: * Returns 0 on success, -1 on failure.
704: */
705: int
706: rcs_branch_set(RCSFILE *file, const RCSNUM *bnum)
707: {
708: if ((file->rf_branch == NULL) &&
709: ((file->rf_branch = rcsnum_alloc()) == NULL))
710: return (-1);
711:
712: if (rcsnum_cpy(bnum, file->rf_branch, 0) < 0) {
713: rcsnum_free(file->rf_branch);
714: file->rf_branch = NULL;
715: return (-1);
716: }
717:
1.70 moritz 718: file->rf_flags &= ~RCS_SYNCED;
1.35 jfb 719: return (0);
720: }
721:
722: /*
1.29 jfb 723: * rcs_access_add()
724: *
725: * Add the login name <login> to the access list for the RCS file <file>.
726: * Returns 0 on success, or -1 on failure.
727: */
728: int
729: rcs_access_add(RCSFILE *file, const char *login)
730: {
731: struct rcs_access *ap;
732:
733: /* first look for duplication */
734: TAILQ_FOREACH(ap, &(file->rf_access), ra_list) {
735: if (strcmp(ap->ra_name, login) == 0) {
1.32 jfb 736: rcs_errno = RCS_ERR_DUPENT;
1.29 jfb 737: return (-1);
738: }
739: }
740:
1.110 ! joris 741: ap = (struct rcs_access *)xmalloc(sizeof(*ap));
! 742: ap->ra_name = xstrdup(login);
1.29 jfb 743: TAILQ_INSERT_TAIL(&(file->rf_access), ap, ra_list);
744:
745: /* not synced anymore */
746: file->rf_flags &= ~RCS_SYNCED;
747: return (0);
748: }
749:
750: /*
751: * rcs_access_remove()
752: *
753: * Remove an entry with login name <login> from the access list of the RCS
754: * file <file>.
755: * Returns 0 on success, or -1 on failure.
756: */
757: int
758: rcs_access_remove(RCSFILE *file, const char *login)
759: {
760: struct rcs_access *ap;
761:
762: TAILQ_FOREACH(ap, &(file->rf_access), ra_list)
763: if (strcmp(ap->ra_name, login) == 0)
764: break;
765:
766: if (ap == NULL) {
1.32 jfb 767: rcs_errno = RCS_ERR_NOENT;
1.29 jfb 768: return (-1);
769: }
770:
771: TAILQ_REMOVE(&(file->rf_access), ap, ra_list);
1.110 ! joris 772: xfree(ap->ra_name);
! 773: xfree(ap);
1.29 jfb 774:
775: /* not synced anymore */
776: file->rf_flags &= ~RCS_SYNCED;
777: return (0);
778: }
779:
780: /*
1.26 jfb 781: * rcs_sym_add()
1.1 jfb 782: *
783: * Add a symbol to the list of symbols for the RCS file <rfp>. The new symbol
784: * is named <sym> and is bound to the RCS revision <snum>.
785: * Returns 0 on success, or -1 on failure.
786: */
787: int
1.26 jfb 788: rcs_sym_add(RCSFILE *rfp, const char *sym, RCSNUM *snum)
1.1 jfb 789: {
790: struct rcs_sym *symp;
791:
1.47 jfb 792: if (!rcs_sym_check(sym)) {
793: rcs_errno = RCS_ERR_BADSYM;
1.69 moritz 794: return (-1);
1.47 jfb 795: }
796:
1.1 jfb 797: /* first look for duplication */
798: TAILQ_FOREACH(symp, &(rfp->rf_symbols), rs_list) {
799: if (strcmp(symp->rs_name, sym) == 0) {
1.32 jfb 800: rcs_errno = RCS_ERR_DUPENT;
1.1 jfb 801: return (-1);
802: }
803: }
804:
1.110 ! joris 805: symp = (struct rcs_sym *)xmalloc(sizeof(*symp));
! 806: symp->rs_name = xstrdup(sym);
1.50 jfb 807: if ((symp->rs_num = rcsnum_alloc()) == NULL) {
1.110 ! joris 808: xfree(symp->rs_name);
! 809: xfree(symp);
1.11 joris 810: return (-1);
811: }
1.1 jfb 812: rcsnum_cpy(snum, symp->rs_num, 0);
813:
814: TAILQ_INSERT_HEAD(&(rfp->rf_symbols), symp, rs_list);
815:
816: /* not synced anymore */
1.26 jfb 817: rfp->rf_flags &= ~RCS_SYNCED;
1.1 jfb 818: return (0);
819: }
820:
821: /*
1.27 jfb 822: * rcs_sym_remove()
823: *
824: * Remove the symbol with name <sym> from the symbol list for the RCS file
825: * <file>. If no such symbol is found, the call fails and returns with an
826: * error.
827: * Returns 0 on success, or -1 on failure.
828: */
829: int
830: rcs_sym_remove(RCSFILE *file, const char *sym)
831: {
832: struct rcs_sym *symp;
833:
1.47 jfb 834: if (!rcs_sym_check(sym)) {
835: rcs_errno = RCS_ERR_BADSYM;
1.69 moritz 836: return (-1);
1.47 jfb 837: }
838:
1.27 jfb 839: TAILQ_FOREACH(symp, &(file->rf_symbols), rs_list)
840: if (strcmp(symp->rs_name, sym) == 0)
841: break;
842:
843: if (symp == NULL) {
1.32 jfb 844: rcs_errno = RCS_ERR_NOENT;
1.27 jfb 845: return (-1);
846: }
847:
848: TAILQ_REMOVE(&(file->rf_symbols), symp, rs_list);
1.110 ! joris 849: xfree(symp->rs_name);
1.27 jfb 850: rcsnum_free(symp->rs_num);
1.110 ! joris 851: xfree(symp);
1.27 jfb 852:
853: /* not synced anymore */
854: file->rf_flags &= ~RCS_SYNCED;
855: return (0);
856: }
857:
858: /*
859: * rcs_sym_getrev()
860: *
861: * Retrieve the RCS revision number associated with the symbol <sym> for the
862: * RCS file <file>. The returned value is a dynamically-allocated copy and
863: * should be freed by the caller once they are done with it.
864: * Returns the RCSNUM on success, or NULL on failure.
865: */
1.60 xsa 866: RCSNUM *
1.27 jfb 867: rcs_sym_getrev(RCSFILE *file, const char *sym)
868: {
869: RCSNUM *num;
870: struct rcs_sym *symp;
871:
1.47 jfb 872: if (!rcs_sym_check(sym)) {
873: rcs_errno = RCS_ERR_BADSYM;
874: return (NULL);
875: }
876:
1.27 jfb 877: num = NULL;
878: TAILQ_FOREACH(symp, &(file->rf_symbols), rs_list)
879: if (strcmp(symp->rs_name, sym) == 0)
880: break;
881:
1.36 jfb 882: if (symp == NULL)
883: rcs_errno = RCS_ERR_NOENT;
884: else if (((num = rcsnum_alloc()) != NULL) &&
1.27 jfb 885: (rcsnum_cpy(symp->rs_num, num, 0) < 0)) {
886: rcsnum_free(num);
887: num = NULL;
888: }
889:
890: return (num);
1.47 jfb 891: }
892:
893: /*
894: * rcs_sym_check()
895: *
896: * Check the RCS symbol name <sym> for any unsupported characters.
897: * Returns 1 if the tag is correct, 0 if it isn't valid.
898: */
899: int
900: rcs_sym_check(const char *sym)
901: {
902: int ret;
903: const char *cp;
904:
905: ret = 1;
906: cp = sym;
907: if (!isalpha(*cp++))
908: return (0);
909:
910: for (; *cp != '\0'; cp++)
911: if (!isgraph(*cp) || (strchr(rcs_sym_invch, *cp) != NULL)) {
912: ret = 0;
913: break;
914: }
915:
916: return (ret);
1.30 jfb 917: }
918:
919: /*
920: * rcs_lock_getmode()
921: *
922: * Retrieve the locking mode of the RCS file <file>.
923: */
924: int
925: rcs_lock_getmode(RCSFILE *file)
926: {
927: return (file->rf_flags & RCS_SLOCK) ? RCS_LOCK_STRICT : RCS_LOCK_LOOSE;
928: }
929:
930: /*
931: * rcs_lock_setmode()
932: *
933: * Set the locking mode of the RCS file <file> to <mode>, which must either
934: * be RCS_LOCK_LOOSE or RCS_LOCK_STRICT.
935: * Returns the previous mode on success, or -1 on failure.
936: */
937: int
938: rcs_lock_setmode(RCSFILE *file, int mode)
939: {
940: int pmode;
941: pmode = rcs_lock_getmode(file);
942:
943: if (mode == RCS_LOCK_STRICT)
944: file->rf_flags |= RCS_SLOCK;
945: else if (mode == RCS_LOCK_LOOSE)
946: file->rf_flags &= ~RCS_SLOCK;
947: else {
948: cvs_log(LP_ERRNO, "invalid lock mode %d", mode);
949: return (-1);
950: }
951:
1.70 moritz 952: file->rf_flags &= ~RCS_SYNCED;
1.30 jfb 953: return (pmode);
1.27 jfb 954: }
955:
956: /*
1.40 jfb 957: * rcs_lock_add()
958: *
959: * Add an RCS lock for the user <user> on revision <rev>.
960: * Returns 0 on success, or -1 on failure.
961: */
962: int
963: rcs_lock_add(RCSFILE *file, const char *user, RCSNUM *rev)
964: {
965: struct rcs_lock *lkp;
966:
967: /* first look for duplication */
968: TAILQ_FOREACH(lkp, &(file->rf_locks), rl_list) {
1.109 joris 969: if ((strcmp(lkp->rl_name, user) == 0) &&
970: (rcsnum_cmp(rev, lkp->rl_num, 0) == 0)) {
1.40 jfb 971: rcs_errno = RCS_ERR_DUPENT;
972: return (-1);
973: }
974: }
975:
1.110 ! joris 976: lkp = (struct rcs_lock *)xmalloc(sizeof(*lkp));
! 977: lkp->rl_name = xstrdup(user);
1.68 moritz 978: if ((lkp->rl_num = rcsnum_alloc()) == NULL) {
1.110 ! joris 979: xfree(lkp->rl_name);
! 980: xfree(lkp);
1.68 moritz 981: return (-1);
982: }
983: rcsnum_cpy(rev, lkp->rl_num, 0);
1.40 jfb 984:
985: TAILQ_INSERT_TAIL(&(file->rf_locks), lkp, rl_list);
986:
987: /* not synced anymore */
988: file->rf_flags &= ~RCS_SYNCED;
989: return (0);
990:
991:
992: }
993:
994:
995: /*
996: * rcs_lock_remove()
997: *
998: * Remove the RCS lock on revision <rev>.
999: * Returns 0 on success, or -1 on failure.
1000: */
1001: int
1.109 joris 1002: rcs_lock_remove(RCSFILE *file, const char *user, RCSNUM *rev)
1.40 jfb 1003: {
1004: struct rcs_lock *lkp;
1005:
1.109 joris 1006: TAILQ_FOREACH(lkp, &(file->rf_locks), rl_list) {
1007: if ((strcmp(lkp->rl_name, user) == 0) &&
1008: (rcsnum_cmp(lkp->rl_num, rev, 0) == 0))
1.40 jfb 1009: break;
1.109 joris 1010: }
1.40 jfb 1011:
1012: if (lkp == NULL) {
1013: rcs_errno = RCS_ERR_NOENT;
1014: return (-1);
1015: }
1016:
1017: TAILQ_REMOVE(&(file->rf_locks), lkp, rl_list);
1018: rcsnum_free(lkp->rl_num);
1.110 ! joris 1019: xfree(lkp->rl_name);
! 1020: xfree(lkp);
1.40 jfb 1021:
1022: /* not synced anymore */
1023: file->rf_flags &= ~RCS_SYNCED;
1024: return (0);
1025: }
1026:
1027: /*
1.27 jfb 1028: * rcs_desc_get()
1029: *
1030: * Retrieve the description for the RCS file <file>.
1031: */
1.57 xsa 1032: const char *
1.27 jfb 1033: rcs_desc_get(RCSFILE *file)
1034: {
1035: return (file->rf_desc);
1036: }
1037:
1038: /*
1039: * rcs_desc_set()
1040: *
1041: * Set the description for the RCS file <file>.
1042: * Returns 0 on success, or -1 on failure.
1043: */
1044: int
1045: rcs_desc_set(RCSFILE *file, const char *desc)
1046: {
1047: char *tmp;
1048:
1.110 ! joris 1049: tmp = xstrdup(desc);
1.27 jfb 1050: if (file->rf_desc != NULL)
1.110 ! joris 1051: xfree(file->rf_desc);
1.27 jfb 1052: file->rf_desc = tmp;
1053: file->rf_flags &= ~RCS_SYNCED;
1054:
1055: return (0);
1.51 jfb 1056: }
1057:
1058: /*
1059: * rcs_comment_lookup()
1060: *
1061: * Lookup the assumed comment leader based on a file's suffix.
1062: * Returns a pointer to the string on success, or NULL on failure.
1063: */
1.57 xsa 1064: const char *
1.51 jfb 1065: rcs_comment_lookup(const char *filename)
1066: {
1067: int i;
1068: const char *sp;
1069:
1070: if ((sp = strrchr(filename, '.')) == NULL) {
1071: rcs_errno = RCS_ERR_NOENT;
1072: return (NULL);
1073: }
1074: sp++;
1075:
1076: for (i = 0; i < (int)NB_COMTYPES; i++)
1077: if (strcmp(rcs_comments[i].rc_suffix, sp) == 0)
1078: return (rcs_comments[i].rc_cstr);
1079: return (NULL);
1.27 jfb 1080: }
1081:
1.33 jfb 1082: /*
1083: * rcs_comment_get()
1084: *
1085: * Retrieve the comment leader for the RCS file <file>.
1086: */
1.57 xsa 1087: const char *
1.33 jfb 1088: rcs_comment_get(RCSFILE *file)
1089: {
1090: return (file->rf_comment);
1091: }
1092:
1093: /*
1094: * rcs_comment_set()
1095: *
1096: * Set the comment leader for the RCS file <file>.
1097: * Returns 0 on success, or -1 on failure.
1098: */
1099: int
1100: rcs_comment_set(RCSFILE *file, const char *comment)
1101: {
1102: char *tmp;
1103:
1.110 ! joris 1104: tmp = xstrdup(comment);
1.33 jfb 1105: if (file->rf_comment != NULL)
1.110 ! joris 1106: xfree(file->rf_comment);
1.33 jfb 1107: file->rf_comment = tmp;
1108: file->rf_flags &= ~RCS_SYNCED;
1109:
1110: return (0);
1111: }
1.40 jfb 1112:
1113: /*
1114: * rcs_tag_resolve()
1115: *
1116: * Retrieve the revision number corresponding to the tag <tag> for the RCS
1117: * file <file>.
1118: */
1.60 xsa 1119: RCSNUM *
1.40 jfb 1120: rcs_tag_resolve(RCSFILE *file, const char *tag)
1121: {
1122: RCSNUM *num;
1123:
1124: if ((num = rcsnum_parse(tag)) == NULL) {
1125: num = rcs_sym_getrev(file, tag);
1126: }
1127:
1128: return (num);
1129: }
1130:
1.94 joris 1131: int
1132: rcs_patch_lines(struct cvs_lines *dlines, struct cvs_lines *plines)
1.5 vincent 1133: {
1134: char op, *ep;
1.94 joris 1135: struct cvs_line *lp, *dlp, *ndlp;
1.5 vincent 1136: int i, lineno, nbln;
1.1 jfb 1137:
1.94 joris 1138: dlp = TAILQ_FIRST(&(dlines->l_lines));
1139: lp = TAILQ_FIRST(&(plines->l_lines));
1.1 jfb 1140:
1141: /* skip first bogus line */
1.94 joris 1142: for (lp = TAILQ_NEXT(lp, l_list); lp != NULL;
1143: lp = TAILQ_NEXT(lp, l_list)) {
1144: op = *(lp->l_line);
1145: lineno = (int)strtol((lp->l_line + 1), &ep, 10);
1146: if ((lineno > dlines->l_nblines) || (lineno < 0) ||
1.1 jfb 1147: (*ep != ' ')) {
1148: cvs_log(LP_ERR,
1149: "invalid line specification in RCS patch");
1.61 joris 1150: return (-1);
1.1 jfb 1151: }
1152: ep++;
1153: nbln = (int)strtol(ep, &ep, 10);
1.82 joris 1154: if ((nbln < 0) || (*ep != '\0')) {
1.1 jfb 1155: cvs_log(LP_ERR,
1156: "invalid line number specification in RCS patch");
1.61 joris 1157: return (-1);
1.1 jfb 1158: }
1159:
1160: /* find the appropriate line */
1161: for (;;) {
1162: if (dlp == NULL)
1163: break;
1.94 joris 1164: if (dlp->l_lineno == lineno)
1.1 jfb 1165: break;
1.94 joris 1166: if (dlp->l_lineno > lineno) {
1167: dlp = TAILQ_PREV(dlp, cvs_tqh, l_list);
1168: } else if (dlp->l_lineno < lineno) {
1169: ndlp = TAILQ_NEXT(dlp, l_list);
1170: if (ndlp->l_lineno > lineno)
1.1 jfb 1171: break;
1172: dlp = ndlp;
1173: }
1174: }
1175: if (dlp == NULL) {
1176: cvs_log(LP_ERR,
1177: "can't find referenced line in RCS patch");
1.61 joris 1178: return (-1);
1.1 jfb 1179: }
1180:
1181: if (op == 'd') {
1182: for (i = 0; (i < nbln) && (dlp != NULL); i++) {
1.94 joris 1183: ndlp = TAILQ_NEXT(dlp, l_list);
1184: TAILQ_REMOVE(&(dlines->l_lines), dlp, l_list);
1.1 jfb 1185: dlp = ndlp;
1186: }
1.14 deraadt 1187: } else if (op == 'a') {
1.1 jfb 1188: for (i = 0; i < nbln; i++) {
1189: ndlp = lp;
1.94 joris 1190: lp = TAILQ_NEXT(lp, l_list);
1.1 jfb 1191: if (lp == NULL) {
1192: cvs_log(LP_ERR, "truncated RCS patch");
1.5 vincent 1193: return (-1);
1.1 jfb 1194: }
1.94 joris 1195: TAILQ_REMOVE(&(plines->l_lines), lp, l_list);
1196: TAILQ_INSERT_AFTER(&(dlines->l_lines), dlp,
1197: lp, l_list);
1.1 jfb 1198: dlp = lp;
1199:
1200: /* we don't want lookup to block on those */
1.94 joris 1201: lp->l_lineno = lineno;
1.1 jfb 1202:
1203: lp = ndlp;
1204: }
1.14 deraadt 1205: } else {
1.1 jfb 1206: cvs_log(LP_ERR, "unknown RCS patch operation `%c'", op);
1.5 vincent 1207: return (-1);
1.1 jfb 1208: }
1209:
1210: /* last line of the patch, done */
1.94 joris 1211: if (lp->l_lineno == plines->l_nblines)
1.1 jfb 1212: break;
1213: }
1214:
1215: /* once we're done patching, rebuild the line numbers */
1.2 vincent 1216: lineno = 0;
1.94 joris 1217: TAILQ_FOREACH(lp, &(dlines->l_lines), l_list)
1218: lp->l_lineno = lineno++;
1219: dlines->l_nblines = lineno - 1;
1.1 jfb 1220:
1.5 vincent 1221: return (0);
1.1 jfb 1222: }
1223:
1224: /*
1225: * rcs_getrev()
1226: *
1227: * Get the whole contents of revision <rev> from the RCSFILE <rfp>. The
1.4 vincent 1228: * returned buffer is dynamically allocated and should be released using
1229: * cvs_buf_free() once the caller is done using it.
1.1 jfb 1230: */
1231: BUF*
1.66 joris 1232: rcs_getrev(RCSFILE *rfp, RCSNUM *frev)
1.1 jfb 1233: {
1.63 joris 1234: int expmode, res;
1.1 jfb 1235: size_t len;
1236: void *bp;
1.66 joris 1237: RCSNUM *crev, *rev;
1.65 niallo 1238: BUF *rbuf, *dbuf = NULL;
1.1 jfb 1239: struct rcs_delta *rdp = NULL;
1.94 joris 1240: struct cvs_lines *lines;
1241: struct cvs_line *lp;
1.63 joris 1242: char out[1024]; /* XXX */
1.1 jfb 1243:
1.28 jfb 1244: if (rfp->rf_head == NULL)
1245: return (NULL);
1.66 joris 1246:
1247: if (frev == RCS_HEAD_REV)
1248: rev = rfp->rf_head;
1249: else
1250: rev = frev;
1.28 jfb 1251:
1.1 jfb 1252: res = rcsnum_cmp(rfp->rf_head, rev, 0);
1253: if (res == 1) {
1.32 jfb 1254: rcs_errno = RCS_ERR_NOENT;
1.1 jfb 1255: return (NULL);
1.26 jfb 1256: }
1257:
1258: rdp = rcs_findrev(rfp, rfp->rf_head);
1259: if (rdp == NULL) {
1260: cvs_log(LP_ERR, "failed to get RCS HEAD revision");
1261: return (NULL);
1262: }
1263:
1.45 jfb 1264: len = rdp->rd_tlen;
1.26 jfb 1265: if ((rbuf = cvs_buf_alloc(len, BUF_AUTOEXT)) == NULL)
1266: return (NULL);
1267:
1268: cvs_buf_append(rbuf, rdp->rd_text, len);
1269:
1270: if (res != 0) {
1271: /* Apply patches backwards to get the right version.
1272: * This will need some rework to support sub branches.
1273: */
1274: do {
1.87 joris 1275: crev = rdp->rd_next;
1.26 jfb 1276: rdp = rcs_findrev(rfp, crev);
1277: if (rdp == NULL) {
1278: cvs_buf_free(rbuf);
1279: return (NULL);
1280: }
1.1 jfb 1281:
1.26 jfb 1282: if (cvs_buf_putc(rbuf, '\0') < 0) {
1.17 jfb 1283: cvs_buf_free(rbuf);
1.11 joris 1284: return (NULL);
1.17 jfb 1285: }
1.26 jfb 1286: bp = cvs_buf_release(rbuf);
1.94 joris 1287: rbuf = cvs_patchfile((char *)bp, (char *)rdp->rd_text,
1288: rcs_patch_lines);
1.110 ! joris 1289: xfree(bp);
1.26 jfb 1290: if (rbuf == NULL)
1291: break;
1292: } while (rcsnum_cmp(crev, rev, 0) != 0);
1.1 jfb 1293: }
1294:
1.63 joris 1295: /*
1296: * Do keyword expansion if required.
1297: */
1298: if (rfp->rf_expand != NULL)
1299: expmode = rcs_kwexp_get(rfp);
1300: else
1301: expmode = RCS_KWEXP_DEFAULT;
1302:
1303: if ((rbuf != NULL) && !(expmode & RCS_KWEXP_NONE)) {
1304: if ((dbuf = cvs_buf_alloc(len, BUF_AUTOEXT)) == NULL)
1305: return (rbuf);
1306: if ((rdp = rcs_findrev(rfp, rev)) == NULL)
1307: return (rbuf);
1308:
1309: if (cvs_buf_putc(rbuf, '\0') < 0) {
1310: cvs_buf_free(dbuf);
1311: return (rbuf);
1312: }
1313:
1314: bp = cvs_buf_release(rbuf);
1.94 joris 1315: if ((lines = cvs_splitlines((char *)bp)) != NULL) {
1.63 joris 1316: res = 0;
1.94 joris 1317: TAILQ_FOREACH(lp, &lines->l_lines, l_list) {
1.63 joris 1318: if (res++ == 0)
1319: continue;
1320: rcs_expand_keywords(rfp->rf_path, rdp,
1.94 joris 1321: lp->l_line, out, sizeof(out), expmode);
1.63 joris 1322: cvs_buf_fappend(dbuf, "%s\n", out);
1323: }
1.94 joris 1324: cvs_freelines(lines);
1.63 joris 1325: }
1.110 ! joris 1326: xfree(bp);
1.63 joris 1327: }
1328:
1329: return (dbuf);
1.1 jfb 1330: }
1331:
1332: /*
1.52 jfb 1333: * rcs_rev_add()
1334: *
1.53 jfb 1335: * Add a revision to the RCS file <rf>. The new revision's number can be
1336: * specified in <rev> (which can also be RCS_HEAD_REV, in which case the
1337: * new revision will have a number equal to the previous head revision plus
1338: * one). The <msg> argument specifies the log message for that revision, and
1339: * <date> specifies the revision's date (a value of -1 is
1340: * equivalent to using the current time).
1.96 xsa 1341: * If <username> is NULL, set the author for this revision to the current user.
1.90 niallo 1342: * Otherwise, set it to <username>.
1.52 jfb 1343: * Returns 0 on success, or -1 on failure.
1344: */
1345: int
1.90 niallo 1346: rcs_rev_add(RCSFILE *rf, RCSNUM *rev, const char *msg, time_t date,
1347: const char *username)
1.52 jfb 1348: {
1349: time_t now;
1350: struct passwd *pw;
1.83 joris 1351: struct rcs_delta *ordp, *rdp;
1352: RCSNUM *old;
1353:
1354: if ((old = rcsnum_alloc()) == NULL)
1355: return (-1);
1.52 jfb 1356:
1357: if (rev == RCS_HEAD_REV) {
1.101 niallo 1358: if (rf->rf_flags & RCS_CREATE) {
1359: if ((rev = rcsnum_parse(RCS_HEAD_INIT)) == NULL)
1360: return (-1);
1361: if ((rf->rf_head = rcsnum_alloc()) == NULL) {
1362: rcsnum_free(rev);
1363: return (-1);
1364: }
1365: rcsnum_cpy(rev, rf->rf_head, 0);
1366: } else {
1367: rcsnum_cpy(rf->rf_head, old, 0);
1368: rev = rcsnum_inc(rf->rf_head);
1369: }
1.83 joris 1370: } else {
1371: if ((rdp = rcs_findrev(rf, rev)) != NULL) {
1372: rcs_errno = RCS_ERR_DUPENT;
1.92 joris 1373: rcsnum_free(old);
1.83 joris 1374: return (-1);
1375: }
1376:
1.93 joris 1377: if (!(rf->rf_flags & RCS_CREATE)) {
1378: ordp = NULL;
1379: rcsnum_cpy(rev, old, 0);
1380: while (ordp == NULL) {
1381: old = rcsnum_dec(old);
1382: ordp = rcs_findrev(rf, old);
1383: }
1.83 joris 1384: }
1.52 jfb 1385: }
1386:
1387: if ((pw = getpwuid(getuid())) == NULL) {
1388: rcs_errno = RCS_ERR_ERRNO;
1.92 joris 1389: rcsnum_free(old);
1.52 jfb 1390: return (-1);
1391: }
1392:
1.110 ! joris 1393: rdp = (struct rcs_delta *)xmalloc(sizeof(*rdp));
1.52 jfb 1394: memset(rdp, 0, sizeof(*rdp));
1395:
1396: TAILQ_INIT(&(rdp->rd_branches));
1397: TAILQ_INIT(&(rdp->rd_snodes));
1398:
1399: if ((rdp->rd_num = rcsnum_alloc()) == NULL) {
1400: rcs_freedelta(rdp);
1.92 joris 1401: rcsnum_free(old);
1.52 jfb 1402: return (-1);
1403: }
1404: rcsnum_cpy(rev, rdp->rd_num, 0);
1.83 joris 1405:
1406: if ((rdp->rd_next = rcsnum_alloc()) == NULL) {
1407: rcs_freedelta(rdp);
1.92 joris 1408: rcsnum_free(old);
1.83 joris 1409: return (-1);
1410: }
1.92 joris 1411:
1.101 niallo 1412: if (!(rf->rf_flags & RCS_CREATE))
1413: rcsnum_cpy(old, rdp->rd_next, 0);
1414:
1.83 joris 1415: rcsnum_free(old);
1.52 jfb 1416:
1.90 niallo 1417: if (username == NULL)
1418: username = pw->pw_name;
1419:
1.110 ! joris 1420: rdp->rd_author = xstrdup(username);
! 1421: rdp->rd_state = xstrdup(RCS_STATE_EXP);
! 1422: rdp->rd_log = xstrdup(msg);
1.52 jfb 1423:
1.53 jfb 1424: if (date != (time_t)(-1))
1425: now = date;
1426: else
1427: time(&now);
1.52 jfb 1428: gmtime_r(&now, &(rdp->rd_date));
1429:
1430: TAILQ_INSERT_HEAD(&(rf->rf_delta), rdp, rd_list);
1431: rf->rf_ndelta++;
1.81 niallo 1432:
1.64 niallo 1433: /* not synced anymore */
1434: rf->rf_flags &= ~RCS_SYNCED;
1.52 jfb 1435:
1436: return (0);
1437: }
1438:
1439: /*
1440: * rcs_rev_remove()
1441: *
1442: * Remove the revision whose number is <rev> from the RCS file <rf>.
1443: */
1444: int
1445: rcs_rev_remove(RCSFILE *rf, RCSNUM *rev)
1446: {
1447: int ret;
1448: struct rcs_delta *rdp;
1449:
1450: ret = 0;
1451: if (rev == RCS_HEAD_REV)
1452: rev = rf->rf_head;
1453:
1454: /* do we actually have that revision? */
1455: if ((rdp = rcs_findrev(rf, rev)) == NULL) {
1456: rcs_errno = RCS_ERR_NOENT;
1457: ret = -1;
1458: } else {
1459: /* XXX assumes it's not a sub node */
1460: TAILQ_REMOVE(&(rf->rf_delta), rdp, rd_list);
1461: rf->rf_ndelta--;
1462: rf->rf_flags &= ~RCS_SYNCED;
1463: }
1464:
1465: return (ret);
1466:
1467: }
1468:
1469: /*
1.1 jfb 1470: * rcs_findrev()
1471: *
1472: * Find a specific revision's delta entry in the tree of the RCS file <rfp>.
1473: * The revision number is given in <rev>.
1474: * Returns a pointer to the delta on success, or NULL on failure.
1475: */
1.102 xsa 1476: struct rcs_delta *
1.43 jfb 1477: rcs_findrev(RCSFILE *rfp, const RCSNUM *rev)
1.1 jfb 1478: {
1479: u_int cmplen;
1480: struct rcs_delta *rdp;
1481: struct rcs_dlist *hp;
1.6 vincent 1482: int found;
1.26 jfb 1483:
1.1 jfb 1484: cmplen = 2;
1485: hp = &(rfp->rf_delta);
1486:
1.6 vincent 1487: do {
1488: found = 0;
1489: TAILQ_FOREACH(rdp, hp, rd_list) {
1490: if (rcsnum_cmp(rdp->rd_num, rev, cmplen) == 0) {
1491: if (cmplen == rev->rn_len)
1492: return (rdp);
1.1 jfb 1493:
1.6 vincent 1494: hp = &(rdp->rd_snodes);
1495: cmplen += 2;
1496: found = 1;
1497: break;
1498: }
1.1 jfb 1499: }
1.6 vincent 1500: } while (found && cmplen < rev->rn_len);
1.1 jfb 1501:
1502: return (NULL);
1.20 jfb 1503: }
1504:
1505: /*
1.26 jfb 1506: * rcs_kwexp_set()
1507: *
1508: * Set the keyword expansion mode to use on the RCS file <file> to <mode>.
1509: * Returns 0 on success, or -1 on failure.
1510: */
1511: int
1512: rcs_kwexp_set(RCSFILE *file, int mode)
1513: {
1514: int i;
1515: char *tmp, buf[8] = "";
1516:
1517: if (RCS_KWEXP_INVAL(mode))
1518: return (-1);
1519:
1520: i = 0;
1521: if (mode == RCS_KWEXP_NONE)
1522: buf[0] = 'b';
1523: else if (mode == RCS_KWEXP_OLD)
1524: buf[0] = 'o';
1525: else {
1526: if (mode & RCS_KWEXP_NAME)
1527: buf[i++] = 'k';
1528: if (mode & RCS_KWEXP_VAL)
1529: buf[i++] = 'v';
1530: if (mode & RCS_KWEXP_LKR)
1531: buf[i++] = 'l';
1532: }
1533:
1.110 ! joris 1534: tmp = xstrdup(buf);
1.27 jfb 1535: if (file->rf_expand != NULL)
1.99 niallo 1536: free(file->rf_expand);
1.26 jfb 1537: file->rf_expand = tmp;
1.64 niallo 1538: /* not synced anymore */
1539: file->rf_flags &= ~RCS_SYNCED;
1.26 jfb 1540:
1541: return (0);
1542: }
1543:
1544: /*
1545: * rcs_kwexp_get()
1546: *
1547: * Retrieve the keyword expansion mode to be used for the RCS file <file>.
1548: */
1549: int
1550: rcs_kwexp_get(RCSFILE *file)
1551: {
1552: return rcs_kflag_get(file->rf_expand);
1553: }
1554:
1555: /*
1.20 jfb 1556: * rcs_kflag_get()
1557: *
1558: * Get the keyword expansion mode from a set of character flags given in
1559: * <flags> and return the appropriate flag mask. In case of an error, the
1560: * returned mask will have the RCS_KWEXP_ERR bit set to 1.
1561: */
1562: int
1563: rcs_kflag_get(const char *flags)
1564: {
1565: int fl;
1566: size_t len;
1567: const char *fp;
1568:
1569: fl = 0;
1570: len = strlen(flags);
1571:
1572: for (fp = flags; *fp != '\0'; fp++) {
1573: if (*fp == 'k')
1574: fl |= RCS_KWEXP_NAME;
1575: else if (*fp == 'v')
1576: fl |= RCS_KWEXP_VAL;
1577: else if (*fp == 'l')
1578: fl |= RCS_KWEXP_LKR;
1579: else if (*fp == 'o') {
1580: if (len != 1)
1581: fl |= RCS_KWEXP_ERR;
1582: fl |= RCS_KWEXP_OLD;
1583: } else if (*fp == 'b') {
1584: if (len != 1)
1585: fl |= RCS_KWEXP_ERR;
1586: } else /* unknown letter */
1587: fl |= RCS_KWEXP_ERR;
1588: }
1589:
1590: return (fl);
1.32 jfb 1591: }
1592:
1593: /*
1594: * rcs_errstr()
1595: *
1596: * Get the error string matching the RCS error code <code>.
1597: */
1.57 xsa 1598: const char *
1.32 jfb 1599: rcs_errstr(int code)
1600: {
1.50 jfb 1601: const char *esp;
1602:
1603: if ((code < 0) || ((code >= (int)RCS_NERR) && (code != RCS_ERR_ERRNO)))
1604: esp = NULL;
1605: else if (code == RCS_ERR_ERRNO)
1606: esp = strerror(errno);
1607: else
1608: esp = rcs_errstrs[code];
1609: return (esp);
1.1 jfb 1610: }
1611:
1.21 jfb 1612: void
1613: rcs_kflag_usage(void)
1614: {
1615: fprintf(stderr, "Valid expansion modes include:\n"
1.22 jfb 1616: "\t-kkv\tGenerate keywords using the default form.\n"
1617: "\t-kkvl\tLike -kkv, except locker's name inserted.\n"
1618: "\t-kk\tGenerate only keyword names in keyword strings.\n"
1619: "\t-kv\tGenerate only keyword values in keyword strings.\n"
1620: "\t-ko\tGenerate old keyword string "
1.21 jfb 1621: "(no changes from checked in file).\n"
1.22 jfb 1622: "\t-kb\tGenerate binary file unmodified (merges not allowed).\n");
1.21 jfb 1623: }
1.1 jfb 1624:
1625: /*
1626: * rcs_parse()
1627: *
1628: * Parse the contents of file <path>, which are in the RCS format.
1629: * Returns 0 on success, or -1 on failure.
1630: */
1.26 jfb 1631: static int
1.1 jfb 1632: rcs_parse(RCSFILE *rfp)
1633: {
1634: int ret;
1635: struct rcs_pdata *pdp;
1636:
1.26 jfb 1637: if (rfp->rf_flags & RCS_PARSED)
1.1 jfb 1638: return (0);
1639:
1.110 ! joris 1640: pdp = (struct rcs_pdata *)xmalloc(sizeof(*pdp));
1.1 jfb 1641: memset(pdp, 0, sizeof(*pdp));
1642:
1.18 jfb 1643: pdp->rp_lines = 0;
1.1 jfb 1644: pdp->rp_pttype = RCS_TOK_ERR;
1645:
1646: pdp->rp_file = fopen(rfp->rf_path, "r");
1647: if (pdp->rp_file == NULL) {
1.50 jfb 1648: rcs_errno = RCS_ERR_ERRNO;
1.1 jfb 1649: cvs_log(LP_ERRNO, "failed to open RCS file `%s'", rfp->rf_path);
1650: rcs_freepdata(pdp);
1651: return (-1);
1652: }
1653:
1.110 ! joris 1654: pdp->rp_buf = (char *)xmalloc((size_t)RCS_BUFSIZE);
1.1 jfb 1655: pdp->rp_blen = RCS_BUFSIZE;
1.18 jfb 1656: pdp->rp_bufend = pdp->rp_buf + pdp->rp_blen - 1;
1.1 jfb 1657:
1658: /* ditch the strict lock */
1.26 jfb 1659: rfp->rf_flags &= ~RCS_SLOCK;
1.1 jfb 1660: rfp->rf_pdata = pdp;
1661:
1.31 jfb 1662: if ((ret = rcs_parse_admin(rfp)) < 0) {
1.1 jfb 1663: rcs_freepdata(pdp);
1664: return (-1);
1.31 jfb 1665: } else if (ret == RCS_TOK_NUM) {
1666: for (;;) {
1667: ret = rcs_parse_delta(rfp);
1668: if (ret == 0)
1669: break;
1670: else if (ret == -1) {
1671: rcs_freepdata(pdp);
1672: return (-1);
1673: }
1.1 jfb 1674: }
1675: }
1676:
1677: ret = rcs_gettok(rfp);
1678: if (ret != RCS_TOK_DESC) {
1.50 jfb 1679: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1680: cvs_log(LP_ERR, "token `%s' found where RCS desc expected",
1681: RCS_TOKSTR(rfp));
1682: rcs_freepdata(pdp);
1683: return (-1);
1684: }
1685:
1686: ret = rcs_gettok(rfp);
1687: if (ret != RCS_TOK_STRING) {
1.50 jfb 1688: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1689: cvs_log(LP_ERR, "token `%s' found where RCS desc expected",
1690: RCS_TOKSTR(rfp));
1691: rcs_freepdata(pdp);
1692: return (-1);
1693: }
1694:
1.110 ! joris 1695: rfp->rf_desc = xstrdup(RCS_TOKSTR(rfp));
1.1 jfb 1696: for (;;) {
1697: ret = rcs_parse_deltatext(rfp);
1698: if (ret == 0)
1699: break;
1700: else if (ret == -1) {
1701: rcs_freepdata(pdp);
1702: return (-1);
1703: }
1704: }
1705:
1706: rcs_freepdata(pdp);
1707:
1708: rfp->rf_pdata = NULL;
1.26 jfb 1709: rfp->rf_flags |= RCS_PARSED | RCS_SYNCED;
1.1 jfb 1710:
1711: return (0);
1712: }
1713:
1714: /*
1715: * rcs_parse_admin()
1716: *
1717: * Parse the administrative portion of an RCS file.
1.31 jfb 1718: * Returns the type of the first token found after the admin section on
1719: * success, or -1 on failure.
1.1 jfb 1720: */
1721: static int
1722: rcs_parse_admin(RCSFILE *rfp)
1723: {
1724: u_int i;
1725: int tok, ntok, hmask;
1726: struct rcs_key *rk;
1727:
1728: /* hmask is a mask of the headers already encountered */
1729: hmask = 0;
1730: for (;;) {
1731: tok = rcs_gettok(rfp);
1732: if (tok == RCS_TOK_ERR) {
1.50 jfb 1733: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1734: cvs_log(LP_ERR, "parse error in RCS admin section");
1735: return (-1);
1.31 jfb 1736: } else if ((tok == RCS_TOK_NUM) || (tok == RCS_TOK_DESC)) {
1737: /*
1738: * Assume this is the start of the first delta or
1739: * that we are dealing with an empty RCS file and
1740: * we just found the description.
1741: */
1.1 jfb 1742: rcs_pushtok(rfp, RCS_TOKSTR(rfp), tok);
1.31 jfb 1743: return (tok);
1.1 jfb 1744: }
1745:
1746: rk = NULL;
1.18 jfb 1747: for (i = 0; i < RCS_NKEYS; i++)
1.1 jfb 1748: if (rcs_keys[i].rk_id == tok)
1749: rk = &(rcs_keys[i]);
1750:
1751: if (hmask & (1 << tok)) {
1.50 jfb 1752: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1753: cvs_log(LP_ERR, "duplicate RCS key");
1754: return (-1);
1755: }
1756: hmask |= (1 << tok);
1757:
1758: switch (tok) {
1759: case RCS_TOK_HEAD:
1760: case RCS_TOK_BRANCH:
1761: case RCS_TOK_COMMENT:
1762: case RCS_TOK_EXPAND:
1763: ntok = rcs_gettok(rfp);
1764: if (ntok == RCS_TOK_SCOLON)
1765: break;
1766: if (ntok != rk->rk_val) {
1.50 jfb 1767: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1768: cvs_log(LP_ERR,
1769: "invalid value type for RCS key `%s'",
1770: rk->rk_str);
1771: }
1772:
1773: if (tok == RCS_TOK_HEAD) {
1.28 jfb 1774: if (rfp->rf_head == NULL) {
1775: rfp->rf_head = rcsnum_alloc();
1776: if (rfp->rf_head == NULL)
1777: return (-1);
1778: }
1.1 jfb 1779: rcsnum_aton(RCS_TOKSTR(rfp), NULL,
1780: rfp->rf_head);
1.14 deraadt 1781: } else if (tok == RCS_TOK_BRANCH) {
1.35 jfb 1782: if (rfp->rf_branch == NULL) {
1783: rfp->rf_branch = rcsnum_alloc();
1784: if (rfp->rf_branch == NULL)
1785: return (-1);
1786: }
1787: if (rcsnum_aton(RCS_TOKSTR(rfp), NULL,
1788: rfp->rf_branch) < 0)
1789: return (-1);
1.14 deraadt 1790: } else if (tok == RCS_TOK_COMMENT) {
1.110 ! joris 1791: rfp->rf_comment = xstrdup(RCS_TOKSTR(rfp));
1.14 deraadt 1792: } else if (tok == RCS_TOK_EXPAND) {
1.110 ! joris 1793: rfp->rf_expand = xstrdup(RCS_TOKSTR(rfp));
1.1 jfb 1794: }
1795:
1796: /* now get the expected semi-colon */
1797: ntok = rcs_gettok(rfp);
1798: if (ntok != RCS_TOK_SCOLON) {
1.50 jfb 1799: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1800: cvs_log(LP_ERR,
1801: "missing semi-colon after RCS `%s' key",
1.26 jfb 1802: rk->rk_str);
1.1 jfb 1803: return (-1);
1804: }
1805: break;
1806: case RCS_TOK_ACCESS:
1.29 jfb 1807: if (rcs_parse_access(rfp) < 0)
1808: return (-1);
1.1 jfb 1809: break;
1810: case RCS_TOK_SYMBOLS:
1.29 jfb 1811: if (rcs_parse_symbols(rfp) < 0)
1812: return (-1);
1.1 jfb 1813: break;
1814: case RCS_TOK_LOCKS:
1.29 jfb 1815: if (rcs_parse_locks(rfp) < 0)
1816: return (-1);
1.1 jfb 1817: break;
1818: default:
1.50 jfb 1819: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1820: cvs_log(LP_ERR,
1821: "unexpected token `%s' in RCS admin section",
1822: RCS_TOKSTR(rfp));
1823: return (-1);
1824: }
1825: }
1826:
1827: return (0);
1828: }
1829:
1830: /*
1831: * rcs_parse_delta()
1832: *
1833: * Parse an RCS delta section and allocate the structure to store that delta's
1834: * information in the <rfp> delta list.
1835: * Returns 1 if the section was parsed OK, 0 if it is the last delta, and
1836: * -1 on error.
1837: */
1838: static int
1839: rcs_parse_delta(RCSFILE *rfp)
1840: {
1841: int ret, tok, ntok, hmask;
1842: u_int i;
1843: char *tokstr;
1.3 vincent 1844: RCSNUM *datenum;
1.1 jfb 1845: struct rcs_delta *rdp;
1846: struct rcs_key *rk;
1847:
1.110 ! joris 1848: rdp = (struct rcs_delta *)xmalloc(sizeof(*rdp));
1.1 jfb 1849: memset(rdp, 0, sizeof(*rdp));
1850:
1851: rdp->rd_num = rcsnum_alloc();
1.11 joris 1852: if (rdp->rd_num == NULL) {
1853: rcs_freedelta(rdp);
1854: return (-1);
1855: }
1.1 jfb 1856: rdp->rd_next = rcsnum_alloc();
1.11 joris 1857: if (rdp->rd_next == NULL) {
1858: rcs_freedelta(rdp);
1859: return (-1);
1860: }
1.1 jfb 1861:
1862: TAILQ_INIT(&(rdp->rd_branches));
1.52 jfb 1863: TAILQ_INIT(&(rdp->rd_snodes));
1.1 jfb 1864:
1865: tok = rcs_gettok(rfp);
1866: if (tok != RCS_TOK_NUM) {
1.52 jfb 1867: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1868: cvs_log(LP_ERR, "unexpected token `%s' at start of delta",
1869: RCS_TOKSTR(rfp));
1870: rcs_freedelta(rdp);
1871: return (-1);
1872: }
1873: rcsnum_aton(RCS_TOKSTR(rfp), NULL, rdp->rd_num);
1874:
1875: hmask = 0;
1876: ret = 0;
1877: tokstr = NULL;
1878:
1879: for (;;) {
1880: tok = rcs_gettok(rfp);
1881: if (tok == RCS_TOK_ERR) {
1.50 jfb 1882: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1883: cvs_log(LP_ERR, "parse error in RCS delta section");
1884: rcs_freedelta(rdp);
1885: return (-1);
1.14 deraadt 1886: } else if (tok == RCS_TOK_NUM || tok == RCS_TOK_DESC) {
1.15 tedu 1887: rcs_pushtok(rfp, RCS_TOKSTR(rfp), tok);
1.1 jfb 1888: ret = (tok == RCS_TOK_NUM ? 1 : 0);
1889: break;
1890: }
1891:
1892: rk = NULL;
1.18 jfb 1893: for (i = 0; i < RCS_NKEYS; i++)
1.1 jfb 1894: if (rcs_keys[i].rk_id == tok)
1895: rk = &(rcs_keys[i]);
1896:
1897: if (hmask & (1 << tok)) {
1.50 jfb 1898: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1899: cvs_log(LP_ERR, "duplicate RCS key");
1900: rcs_freedelta(rdp);
1901: return (-1);
1902: }
1903: hmask |= (1 << tok);
1904:
1905: switch (tok) {
1906: case RCS_TOK_DATE:
1907: case RCS_TOK_AUTHOR:
1908: case RCS_TOK_STATE:
1909: case RCS_TOK_NEXT:
1910: ntok = rcs_gettok(rfp);
1911: if (ntok == RCS_TOK_SCOLON) {
1912: if (rk->rk_flags & RCS_VOPT)
1913: break;
1914: else {
1.50 jfb 1915: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1916: cvs_log(LP_ERR, "missing mandatory "
1917: "value to RCS key `%s'",
1918: rk->rk_str);
1919: rcs_freedelta(rdp);
1920: return (-1);
1921: }
1922: }
1923:
1924: if (ntok != rk->rk_val) {
1.50 jfb 1925: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1926: cvs_log(LP_ERR,
1927: "invalid value type for RCS key `%s'",
1928: rk->rk_str);
1929: rcs_freedelta(rdp);
1930: return (-1);
1931: }
1932:
1933: if (tokstr != NULL)
1.110 ! joris 1934: xfree(tokstr);
! 1935: tokstr = xstrdup(RCS_TOKSTR(rfp));
1.1 jfb 1936: /* now get the expected semi-colon */
1937: ntok = rcs_gettok(rfp);
1938: if (ntok != RCS_TOK_SCOLON) {
1.50 jfb 1939: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1940: cvs_log(LP_ERR,
1941: "missing semi-colon after RCS `%s' key",
1.26 jfb 1942: rk->rk_str);
1.110 ! joris 1943: xfree(tokstr);
1.1 jfb 1944: rcs_freedelta(rdp);
1945: return (-1);
1946: }
1947:
1948: if (tok == RCS_TOK_DATE) {
1.25 jfb 1949: if ((datenum = rcsnum_parse(tokstr)) == NULL) {
1.110 ! joris 1950: xfree(tokstr);
1.11 joris 1951: rcs_freedelta(rdp);
1952: return (-1);
1953: }
1.3 vincent 1954: if (datenum->rn_len != 6) {
1.50 jfb 1955: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1956: cvs_log(LP_ERR,
1957: "RCS date specification has %s "
1958: "fields",
1.3 vincent 1959: (datenum->rn_len > 6) ? "too many" :
1.1 jfb 1960: "missing");
1.110 ! joris 1961: xfree(tokstr);
1.1 jfb 1962: rcs_freedelta(rdp);
1.37 tedu 1963: rcsnum_free(datenum);
1964: return (-1);
1.1 jfb 1965: }
1.3 vincent 1966: rdp->rd_date.tm_year = datenum->rn_id[0];
1.19 jfb 1967: if (rdp->rd_date.tm_year >= 1900)
1968: rdp->rd_date.tm_year -= 1900;
1.3 vincent 1969: rdp->rd_date.tm_mon = datenum->rn_id[1] - 1;
1970: rdp->rd_date.tm_mday = datenum->rn_id[2];
1971: rdp->rd_date.tm_hour = datenum->rn_id[3];
1972: rdp->rd_date.tm_min = datenum->rn_id[4];
1973: rdp->rd_date.tm_sec = datenum->rn_id[5];
1974: rcsnum_free(datenum);
1.14 deraadt 1975: } else if (tok == RCS_TOK_AUTHOR) {
1.1 jfb 1976: rdp->rd_author = tokstr;
1977: tokstr = NULL;
1.14 deraadt 1978: } else if (tok == RCS_TOK_STATE) {
1.1 jfb 1979: rdp->rd_state = tokstr;
1980: tokstr = NULL;
1.14 deraadt 1981: } else if (tok == RCS_TOK_NEXT) {
1.1 jfb 1982: rcsnum_aton(tokstr, NULL, rdp->rd_next);
1983: }
1984: break;
1985: case RCS_TOK_BRANCHES:
1.46 jfb 1986: if (rcs_parse_branches(rfp, rdp) < 0) {
1987: rcs_freedelta(rdp);
1988: return (-1);
1989: }
1.1 jfb 1990: break;
1991: default:
1.50 jfb 1992: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 1993: cvs_log(LP_ERR,
1994: "unexpected token `%s' in RCS delta",
1995: RCS_TOKSTR(rfp));
1996: rcs_freedelta(rdp);
1997: return (-1);
1998: }
1999: }
2000:
1.13 jfb 2001: if (tokstr != NULL)
1.110 ! joris 2002: xfree(tokstr);
1.13 jfb 2003:
1.1 jfb 2004: TAILQ_INSERT_TAIL(&(rfp->rf_delta), rdp, rd_list);
1.26 jfb 2005: rfp->rf_ndelta++;
1.1 jfb 2006:
2007: return (ret);
2008: }
2009:
2010: /*
2011: * rcs_parse_deltatext()
2012: *
2013: * Parse an RCS delta text section and fill in the log and text field of the
2014: * appropriate delta section.
2015: * Returns 1 if the section was parsed OK, 0 if it is the last delta, and
2016: * -1 on error.
2017: */
2018: static int
2019: rcs_parse_deltatext(RCSFILE *rfp)
2020: {
2021: int tok;
2022: RCSNUM *tnum;
2023: struct rcs_delta *rdp;
2024:
2025: tok = rcs_gettok(rfp);
2026: if (tok == RCS_TOK_EOF)
2027: return (0);
2028:
2029: if (tok != RCS_TOK_NUM) {
1.50 jfb 2030: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2031: cvs_log(LP_ERR,
2032: "unexpected token `%s' at start of RCS delta text",
2033: RCS_TOKSTR(rfp));
2034: return (-1);
2035: }
1.13 jfb 2036:
2037: tnum = rcsnum_alloc();
2038: if (tnum == NULL)
2039: return (-1);
1.1 jfb 2040: rcsnum_aton(RCS_TOKSTR(rfp), NULL, tnum);
2041:
2042: TAILQ_FOREACH(rdp, &(rfp->rf_delta), rd_list) {
2043: if (rcsnum_cmp(tnum, rdp->rd_num, 0) == 0)
2044: break;
2045: }
1.13 jfb 2046: rcsnum_free(tnum);
2047:
1.1 jfb 2048: if (rdp == NULL) {
2049: cvs_log(LP_ERR, "RCS delta text `%s' has no matching delta",
2050: RCS_TOKSTR(rfp));
2051: return (-1);
2052: }
2053:
2054: tok = rcs_gettok(rfp);
2055: if (tok != RCS_TOK_LOG) {
1.50 jfb 2056: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2057: cvs_log(LP_ERR, "unexpected token `%s' where RCS log expected",
2058: RCS_TOKSTR(rfp));
2059: return (-1);
2060: }
2061:
2062: tok = rcs_gettok(rfp);
2063: if (tok != RCS_TOK_STRING) {
1.50 jfb 2064: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2065: cvs_log(LP_ERR, "unexpected token `%s' where RCS log expected",
2066: RCS_TOKSTR(rfp));
2067: return (-1);
2068: }
1.110 ! joris 2069: rdp->rd_log = xstrdup(RCS_TOKSTR(rfp));
1.1 jfb 2070: tok = rcs_gettok(rfp);
2071: if (tok != RCS_TOK_TEXT) {
1.50 jfb 2072: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2073: cvs_log(LP_ERR, "unexpected token `%s' where RCS text expected",
2074: RCS_TOKSTR(rfp));
2075: return (-1);
2076: }
2077:
2078: tok = rcs_gettok(rfp);
2079: if (tok != RCS_TOK_STRING) {
1.50 jfb 2080: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2081: cvs_log(LP_ERR, "unexpected token `%s' where RCS text expected",
2082: RCS_TOKSTR(rfp));
2083: return (-1);
2084: }
2085:
1.110 ! joris 2086: rdp->rd_text = (u_char *)xmalloc(RCS_TOKLEN(rfp) + 1);
1.74 joris 2087: strlcpy(rdp->rd_text, RCS_TOKSTR(rfp), (RCS_TOKLEN(rfp) + 1));
1.42 jfb 2088: rdp->rd_tlen = RCS_TOKLEN(rfp);
1.1 jfb 2089:
2090: return (1);
2091: }
2092:
2093: /*
2094: * rcs_parse_access()
2095: *
2096: * Parse the access list given as value to the `access' keyword.
2097: * Returns 0 on success, or -1 on failure.
2098: */
2099: static int
2100: rcs_parse_access(RCSFILE *rfp)
2101: {
2102: int type;
2103:
2104: while ((type = rcs_gettok(rfp)) != RCS_TOK_SCOLON) {
2105: if (type != RCS_TOK_ID) {
1.50 jfb 2106: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2107: cvs_log(LP_ERR, "unexpected token `%s' in access list",
2108: RCS_TOKSTR(rfp));
2109: return (-1);
2110: }
1.29 jfb 2111:
2112: if (rcs_access_add(rfp, RCS_TOKSTR(rfp)) < 0)
2113: return (-1);
1.1 jfb 2114: }
2115:
2116: return (0);
2117: }
2118:
2119: /*
2120: * rcs_parse_symbols()
2121: *
2122: * Parse the symbol list given as value to the `symbols' keyword.
2123: * Returns 0 on success, or -1 on failure.
2124: */
2125: static int
2126: rcs_parse_symbols(RCSFILE *rfp)
2127: {
2128: int type;
2129: struct rcs_sym *symp;
2130:
2131: for (;;) {
2132: type = rcs_gettok(rfp);
2133: if (type == RCS_TOK_SCOLON)
2134: break;
2135:
1.41 jfb 2136: if (type != RCS_TOK_ID) {
1.50 jfb 2137: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2138: cvs_log(LP_ERR, "unexpected token `%s' in symbol list",
2139: RCS_TOKSTR(rfp));
2140: return (-1);
2141: }
2142:
1.110 ! joris 2143: symp = (struct rcs_sym *)xmalloc(sizeof(*symp));
! 2144: symp->rs_name = xstrdup(RCS_TOKSTR(rfp));
1.1 jfb 2145: symp->rs_num = rcsnum_alloc();
1.11 joris 2146: if (symp->rs_num == NULL) {
2147: cvs_log(LP_ERRNO, "failed to allocate rcsnum info");
1.110 ! joris 2148: xfree(symp->rs_name);
! 2149: xfree(symp);
1.11 joris 2150: return (-1);
2151: }
1.1 jfb 2152:
2153: type = rcs_gettok(rfp);
2154: if (type != RCS_TOK_COLON) {
1.50 jfb 2155: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2156: cvs_log(LP_ERR, "unexpected token `%s' in symbol list",
2157: RCS_TOKSTR(rfp));
1.11 joris 2158: rcsnum_free(symp->rs_num);
1.110 ! joris 2159: xfree(symp->rs_name);
! 2160: xfree(symp);
1.1 jfb 2161: return (-1);
2162: }
2163:
2164: type = rcs_gettok(rfp);
2165: if (type != RCS_TOK_NUM) {
1.50 jfb 2166: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2167: cvs_log(LP_ERR, "unexpected token `%s' in symbol list",
2168: RCS_TOKSTR(rfp));
1.11 joris 2169: rcsnum_free(symp->rs_num);
1.110 ! joris 2170: xfree(symp->rs_name);
! 2171: xfree(symp);
1.1 jfb 2172: return (-1);
2173: }
2174:
2175: if (rcsnum_aton(RCS_TOKSTR(rfp), NULL, symp->rs_num) < 0) {
2176: cvs_log(LP_ERR, "failed to parse RCS NUM `%s'",
2177: RCS_TOKSTR(rfp));
1.11 joris 2178: rcsnum_free(symp->rs_num);
1.110 ! joris 2179: xfree(symp->rs_name);
! 2180: xfree(symp);
1.1 jfb 2181: return (-1);
2182: }
2183:
1.43 jfb 2184: TAILQ_INSERT_TAIL(&(rfp->rf_symbols), symp, rs_list);
1.1 jfb 2185: }
2186:
2187: return (0);
2188: }
2189:
2190: /*
2191: * rcs_parse_locks()
2192: *
2193: * Parse the lock list given as value to the `locks' keyword.
2194: * Returns 0 on success, or -1 on failure.
2195: */
2196: static int
2197: rcs_parse_locks(RCSFILE *rfp)
2198: {
2199: int type;
2200: struct rcs_lock *lkp;
2201:
2202: for (;;) {
2203: type = rcs_gettok(rfp);
2204: if (type == RCS_TOK_SCOLON)
2205: break;
2206:
2207: if (type != RCS_TOK_ID) {
1.50 jfb 2208: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2209: cvs_log(LP_ERR, "unexpected token `%s' in lock list",
2210: RCS_TOKSTR(rfp));
2211: return (-1);
2212: }
2213:
1.110 ! joris 2214: lkp = (struct rcs_lock *)xmalloc(sizeof(*lkp));
! 2215: lkp->rl_name = xstrdup(RCS_TOKSTR(rfp));
1.1 jfb 2216: lkp->rl_num = rcsnum_alloc();
1.11 joris 2217: if (lkp->rl_num == NULL) {
1.110 ! joris 2218: xfree(lkp->rl_name);
! 2219: xfree(lkp);
1.11 joris 2220: return (-1);
2221: }
1.1 jfb 2222:
2223: type = rcs_gettok(rfp);
2224: if (type != RCS_TOK_COLON) {
1.50 jfb 2225: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2226: cvs_log(LP_ERR, "unexpected token `%s' in symbol list",
2227: RCS_TOKSTR(rfp));
1.37 tedu 2228: rcsnum_free(lkp->rl_num);
1.110 ! joris 2229: xfree(lkp->rl_name);
! 2230: xfree(lkp);
1.1 jfb 2231: return (-1);
2232: }
2233:
2234: type = rcs_gettok(rfp);
2235: if (type != RCS_TOK_NUM) {
1.50 jfb 2236: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2237: cvs_log(LP_ERR, "unexpected token `%s' in symbol list",
2238: RCS_TOKSTR(rfp));
1.37 tedu 2239: rcsnum_free(lkp->rl_num);
1.110 ! joris 2240: xfree(lkp->rl_name);
! 2241: xfree(lkp);
1.1 jfb 2242: return (-1);
2243: }
2244:
2245: if (rcsnum_aton(RCS_TOKSTR(rfp), NULL, lkp->rl_num) < 0) {
2246: cvs_log(LP_ERR, "failed to parse RCS NUM `%s'",
2247: RCS_TOKSTR(rfp));
1.37 tedu 2248: rcsnum_free(lkp->rl_num);
1.110 ! joris 2249: xfree(lkp->rl_name);
! 2250: xfree(lkp);
1.1 jfb 2251: return (-1);
2252: }
2253:
2254: TAILQ_INSERT_HEAD(&(rfp->rf_locks), lkp, rl_list);
2255: }
2256:
2257: /* check if we have a `strict' */
2258: type = rcs_gettok(rfp);
2259: if (type != RCS_TOK_STRICT) {
2260: rcs_pushtok(rfp, RCS_TOKSTR(rfp), type);
1.14 deraadt 2261: } else {
1.26 jfb 2262: rfp->rf_flags |= RCS_SLOCK;
1.1 jfb 2263:
2264: type = rcs_gettok(rfp);
2265: if (type != RCS_TOK_SCOLON) {
1.50 jfb 2266: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2267: cvs_log(LP_ERR,
2268: "missing semi-colon after `strict' keyword");
2269: return (-1);
2270: }
2271: }
2272:
2273: return (0);
2274: }
2275:
2276: /*
2277: * rcs_parse_branches()
2278: *
2279: * Parse the list of branches following a `branches' keyword in a delta.
2280: * Returns 0 on success, or -1 on failure.
2281: */
2282: static int
2283: rcs_parse_branches(RCSFILE *rfp, struct rcs_delta *rdp)
2284: {
2285: int type;
2286: struct rcs_branch *brp;
2287:
2288: for (;;) {
2289: type = rcs_gettok(rfp);
2290: if (type == RCS_TOK_SCOLON)
2291: break;
2292:
2293: if (type != RCS_TOK_NUM) {
1.50 jfb 2294: rcs_errno = RCS_ERR_PARSE;
1.1 jfb 2295: cvs_log(LP_ERR,
2296: "unexpected token `%s' in list of branches",
2297: RCS_TOKSTR(rfp));
2298: return (-1);
2299: }
2300:
1.110 ! joris 2301: brp = (struct rcs_branch *)xmalloc(sizeof(*brp));
1.46 jfb 2302: brp->rb_num = rcsnum_parse(RCS_TOKSTR(rfp));
1.11 joris 2303: if (brp->rb_num == NULL) {
1.110 ! joris 2304: xfree(brp);
1.11 joris 2305: return (-1);
2306: }
1.1 jfb 2307:
2308: TAILQ_INSERT_TAIL(&(rdp->rd_branches), brp, rb_list);
2309: }
2310:
2311: return (0);
2312: }
2313:
2314: /*
2315: * rcs_freedelta()
2316: *
2317: * Free the contents of a delta structure.
2318: */
1.18 jfb 2319: static void
1.1 jfb 2320: rcs_freedelta(struct rcs_delta *rdp)
2321: {
1.12 jfb 2322: struct rcs_branch *rb;
1.1 jfb 2323: struct rcs_delta *crdp;
2324:
1.12 jfb 2325: if (rdp->rd_num != NULL)
2326: rcsnum_free(rdp->rd_num);
2327: if (rdp->rd_next != NULL)
2328: rcsnum_free(rdp->rd_next);
2329:
1.1 jfb 2330: if (rdp->rd_author != NULL)
1.110 ! joris 2331: xfree(rdp->rd_author);
1.109 joris 2332: if (rdp->rd_locker != NULL)
1.110 ! joris 2333: xfree(rdp->rd_locker);
1.1 jfb 2334: if (rdp->rd_state != NULL)
1.110 ! joris 2335: xfree(rdp->rd_state);
1.1 jfb 2336: if (rdp->rd_log != NULL)
1.110 ! joris 2337: xfree(rdp->rd_log);
1.1 jfb 2338: if (rdp->rd_text != NULL)
1.110 ! joris 2339: xfree(rdp->rd_text);
1.12 jfb 2340:
2341: while ((rb = TAILQ_FIRST(&(rdp->rd_branches))) != NULL) {
2342: TAILQ_REMOVE(&(rdp->rd_branches), rb, rb_list);
2343: rcsnum_free(rb->rb_num);
1.110 ! joris 2344: xfree(rb);
1.12 jfb 2345: }
1.1 jfb 2346:
2347: while ((crdp = TAILQ_FIRST(&(rdp->rd_snodes))) != NULL) {
2348: TAILQ_REMOVE(&(rdp->rd_snodes), crdp, rd_list);
2349: rcs_freedelta(crdp);
2350: }
2351:
1.110 ! joris 2352: xfree(rdp);
1.1 jfb 2353: }
2354:
2355: /*
2356: * rcs_freepdata()
2357: *
2358: * Free the contents of the parser data structure.
2359: */
2360: static void
2361: rcs_freepdata(struct rcs_pdata *pd)
2362: {
2363: if (pd->rp_file != NULL)
2364: (void)fclose(pd->rp_file);
2365: if (pd->rp_buf != NULL)
1.110 ! joris 2366: xfree(pd->rp_buf);
! 2367: xfree(pd);
1.1 jfb 2368: }
2369:
2370: /*
2371: * rcs_gettok()
2372: *
2373: * Get the next RCS token from the string <str>.
2374: */
2375: static int
2376: rcs_gettok(RCSFILE *rfp)
2377: {
2378: u_int i;
2379: int ch, last, type;
1.18 jfb 2380: size_t len;
2381: char *bp;
1.1 jfb 2382: struct rcs_pdata *pdp = (struct rcs_pdata *)rfp->rf_pdata;
2383:
2384: type = RCS_TOK_ERR;
2385: bp = pdp->rp_buf;
1.42 jfb 2386: pdp->rp_tlen = 0;
1.1 jfb 2387: *bp = '\0';
2388:
2389: if (pdp->rp_pttype != RCS_TOK_ERR) {
2390: type = pdp->rp_pttype;
2391: strlcpy(pdp->rp_buf, pdp->rp_ptok, pdp->rp_blen);
2392: pdp->rp_pttype = RCS_TOK_ERR;
2393: return (type);
2394: }
2395:
2396: /* skip leading whitespace */
2397: /* XXX we must skip backspace too for compatibility, should we? */
2398: do {
2399: ch = getc(pdp->rp_file);
2400: if (ch == '\n')
1.18 jfb 2401: pdp->rp_lines++;
1.1 jfb 2402: } while (isspace(ch));
2403:
2404: if (ch == EOF) {
2405: type = RCS_TOK_EOF;
1.14 deraadt 2406: } else if (ch == ';') {
1.1 jfb 2407: type = RCS_TOK_SCOLON;
1.14 deraadt 2408: } else if (ch == ':') {
1.1 jfb 2409: type = RCS_TOK_COLON;
1.14 deraadt 2410: } else if (isalpha(ch)) {
1.31 jfb 2411: type = RCS_TOK_ID;
1.1 jfb 2412: *(bp++) = ch;
1.18 jfb 2413: for (;;) {
1.1 jfb 2414: ch = getc(pdp->rp_file);
1.11 joris 2415: if (!isalnum(ch) && ch != '_' && ch != '-') {
1.1 jfb 2416: ungetc(ch, pdp->rp_file);
2417: break;
2418: }
2419: *(bp++) = ch;
1.42 jfb 2420: pdp->rp_tlen++;
1.18 jfb 2421: if (bp == pdp->rp_bufend - 1) {
2422: len = bp - pdp->rp_buf;
2423: if (rcs_growbuf(rfp) < 0) {
2424: type = RCS_TOK_ERR;
2425: break;
2426: }
2427: bp = pdp->rp_buf + len;
2428: }
1.1 jfb 2429: }
2430: *bp = '\0';
2431:
1.18 jfb 2432: if (type != RCS_TOK_ERR) {
2433: for (i = 0; i < RCS_NKEYS; i++) {
2434: if (strcmp(rcs_keys[i].rk_str,
2435: pdp->rp_buf) == 0) {
2436: type = rcs_keys[i].rk_id;
2437: break;
2438: }
1.1 jfb 2439: }
2440: }
1.14 deraadt 2441: } else if (ch == '@') {
1.1 jfb 2442: /* we have a string */
1.18 jfb 2443: type = RCS_TOK_STRING;
1.1 jfb 2444: for (;;) {
2445: ch = getc(pdp->rp_file);
2446: if (ch == '@') {
2447: ch = getc(pdp->rp_file);
2448: if (ch != '@') {
2449: ungetc(ch, pdp->rp_file);
2450: break;
2451: }
1.14 deraadt 2452: } else if (ch == '\n')
1.18 jfb 2453: pdp->rp_lines++;
1.1 jfb 2454:
2455: *(bp++) = ch;
1.42 jfb 2456: pdp->rp_tlen++;
1.18 jfb 2457: if (bp == pdp->rp_bufend - 1) {
2458: len = bp - pdp->rp_buf;
2459: if (rcs_growbuf(rfp) < 0) {
2460: type = RCS_TOK_ERR;
2461: break;
2462: }
2463: bp = pdp->rp_buf + len;
2464: }
1.1 jfb 2465: }
2466:
2467: *bp = '\0';
1.14 deraadt 2468: } else if (isdigit(ch)) {
1.1 jfb 2469: *(bp++) = ch;
2470: last = ch;
2471: type = RCS_TOK_NUM;
2472:
2473: for (;;) {
2474: ch = getc(pdp->rp_file);
1.18 jfb 2475: if (bp == pdp->rp_bufend)
1.1 jfb 2476: break;
2477: if (!isdigit(ch) && ch != '.') {
2478: ungetc(ch, pdp->rp_file);
2479: break;
2480: }
2481:
2482: if (last == '.' && ch == '.') {
2483: type = RCS_TOK_ERR;
2484: break;
2485: }
2486: last = ch;
2487: *(bp++) = ch;
1.42 jfb 2488: pdp->rp_tlen++;
1.1 jfb 2489: }
1.18 jfb 2490: *bp = '\0';
1.1 jfb 2491: }
2492:
2493: return (type);
2494: }
2495:
2496: /*
2497: * rcs_pushtok()
2498: *
2499: * Push a token back in the parser's token buffer.
2500: */
2501: static int
2502: rcs_pushtok(RCSFILE *rfp, const char *tok, int type)
2503: {
2504: struct rcs_pdata *pdp = (struct rcs_pdata *)rfp->rf_pdata;
2505:
2506: if (pdp->rp_pttype != RCS_TOK_ERR)
2507: return (-1);
2508:
2509: pdp->rp_pttype = type;
2510: strlcpy(pdp->rp_ptok, tok, sizeof(pdp->rp_ptok));
2511: return (0);
2512: }
2513:
1.18 jfb 2514:
2515: /*
2516: * rcs_growbuf()
2517: *
2518: * Attempt to grow the internal parse buffer for the RCS file <rf> by
2519: * RCS_BUFEXTSIZE.
2520: * In case of failure, the original buffer is left unmodified.
2521: * Returns 0 on success, or -1 on failure.
2522: */
2523: static int
2524: rcs_growbuf(RCSFILE *rf)
2525: {
2526: void *tmp;
2527: struct rcs_pdata *pdp = (struct rcs_pdata *)rf->rf_pdata;
2528:
2529: tmp = realloc(pdp->rp_buf, pdp->rp_blen + RCS_BUFEXTSIZE);
2530: if (tmp == NULL) {
1.50 jfb 2531: rcs_errno = RCS_ERR_ERRNO;
1.18 jfb 2532: cvs_log(LP_ERRNO, "failed to grow RCS parse buffer");
2533: return (-1);
2534: }
2535:
2536: pdp->rp_buf = (char *)tmp;
2537: pdp->rp_blen += RCS_BUFEXTSIZE;
2538: pdp->rp_bufend = pdp->rp_buf + pdp->rp_blen - 1;
1.42 jfb 2539:
2540: return (0);
2541: }
2542:
2543: /*
2544: * rcs_strprint()
2545: *
2546: * Output an RCS string <str> of size <slen> to the stream <stream>. Any
2547: * '@' characters are escaped. Otherwise, the string can contain arbitrary
2548: * binary data.
2549: */
2550: static int
2551: rcs_strprint(const u_char *str, size_t slen, FILE *stream)
2552: {
2553: const u_char *ap, *ep, *sp;
2554: size_t ret;
1.52 jfb 2555:
2556: if (slen == 0)
2557: return (0);
1.42 jfb 2558:
2559: ep = str + slen - 1;
2560:
2561: for (sp = str; sp <= ep;) {
2562: ap = memchr(sp, '@', ep - sp);
2563: if (ap == NULL)
2564: ap = ep;
2565: ret = fwrite(sp, sizeof(u_char), ap - sp + 1, stream);
2566:
2567: if (*ap == '@')
2568: putc('@', stream);
2569: sp = ap + 1;
1.63 joris 2570: }
2571:
2572: return (0);
2573: }
2574:
2575: /*
2576: * rcs_expand_keywords()
2577: *
2578: * Expand any RCS keywords in <line> into <out>
2579: */
2580: static int
2581: rcs_expand_keywords(char *rcsfile, struct rcs_delta *rdp, char *line, char *out,
2582: size_t len, int mode)
2583: {
2584: int kwtype;
2585: u_int i, j, found;
2586: char *c, *kwstr, *start;
2587: char expbuf[128], buf[128];
2588:
1.65 niallo 2589: kwtype = 0;
2590: kwstr = NULL;
1.63 joris 2591: i = 0;
2592:
2593: /*
2594: * Keyword formats:
2595: * $Keyword$
2596: * $Keyword: value$
2597: */
2598: memset(out, '\0', len);
2599: for (c = line; *c != '\0' && i < len; *c++) {
2600: out[i++] = *c;
2601: if (*c == '$') {
2602: /* remember start of this possible keyword */
2603: start = c;
2604:
2605: /* first following character has to be alphanumeric */
2606: *c++;
2607: if (!isalpha(*c)) {
2608: c = start;
2609: continue;
2610: }
2611:
2612: /* look for any matching keywords */
2613: found = 0;
2614: for (j = 0; j < RCS_NKWORDS; j++) {
2615: if (!strncmp(c, rcs_expkw[j].kw_str,
2616: strlen(rcs_expkw[j].kw_str))) {
2617: found = 1;
2618: kwstr = rcs_expkw[j].kw_str;
2619: kwtype = rcs_expkw[j].kw_type;
2620: break;
2621: }
2622: }
2623:
2624: /* unknown keyword, continue looking */
2625: if (found == 0) {
2626: c = start;
2627: continue;
2628: }
2629:
2630: /* next character has to be ':' or '$' */
2631: c += strlen(kwstr);
2632: if (*c != ':' && *c != '$') {
2633: c = start;
2634: continue;
2635: }
2636:
2637: /*
2638: * if the next character was ':' we need to look for
2639: * an '$' before the end of the line to be sure it is
2640: * in fact a keyword.
2641: */
2642: if (*c == ':') {
2643: while (*c++) {
2644: if (*c == '$' || *c == '\n')
2645: break;
2646: }
2647:
2648: if (*c != '$') {
2649: c = start;
2650: continue;
2651: }
2652: }
2653:
2654: /* start constructing the expansion */
2655: expbuf[0] = '\0';
2656:
2657: if (mode & RCS_KWEXP_NAME) {
2658: strlcat(expbuf, "$", sizeof(expbuf));
2659: strlcat(expbuf, kwstr, sizeof(expbuf));
2660: if (mode & RCS_KWEXP_VAL)
2661: strlcat(expbuf, ": ", sizeof(expbuf));
2662: }
2663:
2664: /*
1.80 reyk 2665: * order matters because of RCS_KW_ID and
2666: * RCS_KW_HEADER here
1.63 joris 2667: */
2668: if (mode & RCS_KWEXP_VAL) {
2669: if (kwtype & RCS_KW_RCSFILE) {
2670: if (!(kwtype & RCS_KW_FULLPATH))
1.80 reyk 2671: strlcat(expbuf,
2672: basename(rcsfile),
1.63 joris 2673: sizeof(expbuf));
2674: else
2675: strlcat(expbuf, rcsfile,
2676: sizeof(expbuf));
2677: strlcat(expbuf, " ", sizeof(expbuf));
2678: }
2679:
2680: if (kwtype & RCS_KW_REVISION) {
1.80 reyk 2681: rcsnum_tostr(rdp->rd_num, buf,
2682: sizeof(buf));
1.63 joris 2683: strlcat(buf, " ", sizeof(buf));
2684: strlcat(expbuf, buf, sizeof(expbuf));
2685: }
2686:
2687: if (kwtype & RCS_KW_DATE) {
2688: strftime(buf, sizeof(buf),
1.80 reyk 2689: "%Y/%m/%d %H:%M:%S ",
2690: &rdp->rd_date);
1.63 joris 2691: strlcat(expbuf, buf, sizeof(expbuf));
2692: }
2693:
2694: if (kwtype & RCS_KW_AUTHOR) {
2695: strlcat(expbuf, rdp->rd_author,
2696: sizeof(expbuf));
2697: strlcat(expbuf, " ", sizeof(expbuf));
2698: }
2699:
2700: if (kwtype & RCS_KW_STATE) {
2701: strlcat(expbuf, rdp->rd_state,
2702: sizeof(expbuf));
2703: strlcat(expbuf, " ", sizeof(expbuf));
2704: }
2705:
2706: /* order does not matter anymore below */
2707: if (kwtype & RCS_KW_LOG)
2708: strlcat(expbuf, " ", sizeof(expbuf));
2709:
2710: if (kwtype & RCS_KW_SOURCE) {
1.80 reyk 2711: strlcat(expbuf, rcsfile,
2712: sizeof(expbuf));
1.63 joris 2713: strlcat(expbuf, " ", sizeof(expbuf));
2714: }
2715:
2716: if (kwtype & RCS_KW_NAME)
2717: strlcat(expbuf, " ", sizeof(expbuf));
2718: }
2719:
2720: /* end the expansion */
2721: if (mode & RCS_KWEXP_NAME)
2722: strlcat(expbuf, "$", sizeof(expbuf));
2723:
2724: out[--i] = '\0';
2725: strlcat(out, expbuf, len);
2726: i += strlen(expbuf);
2727: }
1.42 jfb 2728: }
1.81 niallo 2729:
2730: return (0);
2731: }
2732:
2733: /*
2734: * rcs_deltatext_set()
2735: *
2736: * Set deltatext for <rev> in RCS file <rfp> to <dtext>
1.96 xsa 2737: * Returns -1 on error, 0 on success.
1.81 niallo 2738: */
2739: int
2740: rcs_deltatext_set(RCSFILE *rfp, RCSNUM *rev, const char *dtext)
2741: {
2742: size_t len;
2743: struct rcs_delta *rdp;
2744:
2745: if ((rdp = rcs_findrev(rfp, rev)) == NULL)
2746: return (-1);
2747:
2748: if (rdp->rd_text != NULL)
1.110 ! joris 2749: xfree(rdp->rd_text);
1.81 niallo 2750:
2751: len = strlen(dtext);
1.103 joris 2752: if (len != 0) {
1.110 ! joris 2753: rdp->rd_text = (u_char *)xmalloc(len);
1.103 joris 2754: rdp->rd_tlen = len - 1;
2755: strlcpy(rdp->rd_text, dtext, len);
2756: } else {
2757: rdp->rd_text = NULL;
2758: rdp->rd_tlen = 0;
2759: }
1.18 jfb 2760:
1.86 joris 2761: return (0);
2762: }
2763:
2764: /*
2765: * rcs_rev_setlog()
2766: *
2767: * Sets the log message of revision <rev> to <logtext>
2768: */
2769: int
2770: rcs_rev_setlog(RCSFILE *rfp, RCSNUM *rev, const char *logtext)
2771: {
2772: struct rcs_delta *rdp;
2773: char buf[16];
2774:
2775: rcsnum_tostr(rev, buf, sizeof(buf));
2776:
2777: if ((rdp = rcs_findrev(rfp, rev)) == NULL)
2778: return (-1);
2779:
2780: if (rdp->rd_log != NULL)
1.110 ! joris 2781: xfree(rdp->rd_log);
1.86 joris 2782:
1.110 ! joris 2783: rdp->rd_log = xstrdup(logtext);
1.86 joris 2784: rfp->rf_flags &= ~RCS_SYNCED;
1.95 niallo 2785: return (0);
2786: }
1.97 niallo 2787: /*
2788: * rcs_rev_getdate()
2789: *
2790: * Get the date corresponding to a given revision.
2791: * Returns the date on success, -1 on failure.
2792: */
2793: time_t
2794: rcs_rev_getdate(RCSFILE *rfp, RCSNUM *rev)
2795: {
2796: struct rcs_delta *rdp;
2797:
2798: if ((rdp = rcs_findrev(rfp, rev)) == NULL)
2799: return (-1);
2800:
2801: return (mktime(&rdp->rd_date));
2802: }
1.95 niallo 2803:
2804: /*
2805: * rcs_state_set()
2806: *
2807: * Sets the state of revision <rev> to <state>
2808: * NOTE: default state is 'Exp'. States may not contain spaces.
2809: *
2810: * Returns -1 on failure, 0 on success.
2811: */
2812: int
2813: rcs_state_set(RCSFILE *rfp, RCSNUM *rev, const char *state)
2814: {
2815: struct rcs_delta *rdp;
2816:
2817: if ((rdp = rcs_findrev(rfp, rev)) == NULL)
2818: return (-1);
2819:
2820: if (rdp->rd_state != NULL)
1.110 ! joris 2821: xfree(rdp->rd_state);
1.95 niallo 2822:
1.110 ! joris 2823: rdp->rd_state = xstrdup(state);
1.95 niallo 2824:
2825: rfp->rf_flags &= ~RCS_SYNCED;
2826:
2827: return (0);
2828: }
2829:
2830: /*
2831: * rcs_state_check()
2832: *
2833: * Check if string <state> is valid.
2834: *
1.96 xsa 2835: * Returns 0 if the string is valid, -1 otherwise.
1.95 niallo 2836: */
2837: int
2838: rcs_state_check(const char *state)
2839: {
2840: if (strchr(state, ' ') != NULL)
2841: return (-1);
2842:
1.18 jfb 2843: return (0);
1.1 jfb 2844: }
1.97 niallo 2845:
2846: /*
2847: * rcs_state_get()
2848: *
2849: * Get the state for a given revision of a specified RCSFILE.
2850: *
2851: * Returns NULL on failure.
2852: */
2853: const char *
2854: rcs_state_get(RCSFILE *rfp, RCSNUM *rev)
2855: {
2856: struct rcs_delta *rdp;
2857:
2858: if ((rdp = rcs_findrev(rfp, rev)) == NULL)
2859: return (NULL);
2860:
2861: return (rdp->rd_state);
2862: }
2863:
1.105 joris 2864:
1.106 joris 2865: #if !defined(RCSPROG)
2866:
1.105 joris 2867: static char *month_tab[] = {
2868: "Jan",
2869: "Feb",
2870: "Mar",
2871: "Apr",
2872: "May",
2873: "Jun",
2874: "Jul",
2875: "Aug",
2876: "Sep",
2877: "Oct",
2878: "Nov",
2879: "Dec"
2880: };
2881:
2882: /*
2883: * Checkout a certain revision <rev> of RCS file <rf> to either standard
2884: * output when running in server mode, or to <fpath> when running in local mode.
2885: *
2886: * If type is CHECKOUT_REV_MERGED we have an extra argument, which
2887: * is the buffer containing the merged file.
2888: *
2889: * If type is CHECKOUT_REV_REMOVED, the file has been removed and we
2890: * need to do the same thing.
2891: */
2892: int
2893: cvs_checkout_rev(RCSFILE *rf, RCSNUM *rev, CVSFILE *cf, char *fpath,
2894: int local, int type, ...)
2895: {
2896: BUF *bp;
2897: int l, ret, fsize;
2898: char timebuf[32], entry[MAXPATHLEN], copyfile[MAXPATHLEN];
2899: char *content, *repo, buf[MAXPATHLEN], modestr[16];
2900: struct cvsroot *root;
2901: struct cvs_ent *ent;
2902: va_list ap;
2903: time_t rcstime;
2904: struct timeval tv[2];
2905: struct tm *tp;
2906: RCSNUM *oldrev;
2907:
2908: bp = NULL;
2909: ret = -1;
2910: content = NULL;
2911: oldrev = NULL;
2912:
2913: if ((type != CHECKOUT_REV_MERGED) && (type != CHECKOUT_REV_REMOVED)) {
2914: /* fetch the contents of the revision */
2915: if ((bp = rcs_getrev(rf, rev)) == NULL) {
2916: cvs_log(LP_ERR, "revision '%s' not found in file '%s'",
2917: rcsnum_tostr(rev, buf, sizeof(buf)), fpath);
2918: goto out;
2919: }
2920: } else if (type != CHECKOUT_REV_REMOVED) {
2921: va_start(ap, type);
2922: bp = va_arg(ap, BUF *);
2923: va_end(ap);
2924: }
2925:
2926: if (type == CHECKOUT_REV_CREATED)
2927: rcstime = rcs_rev_getdate(rf, rev);
1.108 joris 2928: else if (type == CHECKOUT_REV_MERGED ||
2929: type == CHECKOUT_REV_UPDATED) {
1.105 joris 2930: time(&rcstime);
1.108 joris 2931: if ((rcstime = cvs_hack_time(rcstime, 1)) < 0)
2932: goto out;
2933: }
1.105 joris 2934:
1.108 joris 2935: if (type == CHECKOUT_REV_CREATED ||
2936: type == CHECKOUT_REV_UPDATED) {
1.105 joris 2937: ctime_r(&rcstime, timebuf);
2938: l = strlen(timebuf);
2939: if ((l > 0) && (timebuf[l - 1] == '\n'))
2940: timebuf[--l] = '\0';
2941:
2942: l = snprintf(entry, sizeof(entry), "/%s/%s/%s/%s/", cf->cf_name,
2943: rcsnum_tostr(rev, buf, sizeof(buf)),
2944: (local == 1) ? timebuf : "",
2945: (type == CHECKOUT_REV_MERGED) ? "+=" : "");
2946: if (l == -1 || l >= (int)sizeof(buf))
2947: goto out;
2948: }
2949:
2950: if (type == CHECKOUT_REV_MERGED) {
2951: if ((oldrev = rcsnum_alloc()) == NULL)
2952: goto out;
2953:
2954: if (rcsnum_cpy(rev, oldrev, 0) < 0)
2955: goto out;
2956:
2957: if (rcsnum_dec(oldrev) == NULL)
2958: goto out;
2959:
2960: l = snprintf(copyfile, sizeof(copyfile), ".#%s.%s",
2961: cf->cf_name, rcsnum_tostr(oldrev, buf, sizeof(buf)));
2962: if (l == -1 || l >= (int)sizeof(copyfile))
2963: goto out;
2964: }
2965:
2966: root = CVS_DIR_ROOT(cf);
2967: repo = CVS_DIR_REPO(cf);
2968:
2969: /*
2970: * In local mode, just copy the entire contents to fpath.
2971: * In server mode, we need to send it to the client together with
2972: * some responses.
2973: */
2974: if (local) {
2975: l = 0;
2976: if (cf->cf_entry == NULL) {
2977: l = 1;
2978: cf->cf_entry = cvs_ent_open(cf->cf_dir, O_RDWR);
2979: if (cf->cf_entry == NULL) {
2980: cvs_log(LP_ERR,
2981: "failed to open Entry file '%s'", cf->cf_dir);
2982: goto out;
2983: }
2984: }
2985:
2986: cvs_ent_remove(cf->cf_entry, cf->cf_name, 1);
2987: if (type != CHECKOUT_REV_REMOVED) {
2988: cvs_ent_addln(cf->cf_entry, entry);
2989: ent = cvs_ent_get(cf->cf_entry, cf->cf_name);
2990: ent->processed = 1;
2991: }
2992:
2993: if (l == 1)
2994: cvs_ent_close(cf->cf_entry);
2995:
2996: switch (type) {
2997: case CHECKOUT_REV_REMOVED:
2998: if (cvs_unlink(fpath) < 0)
2999: goto out;
3000: break;
3001: case CHECKOUT_REV_MERGED:
3002: /* XXX move the old file when merging */
1.108 joris 3003: case CHECKOUT_REV_UPDATED:
1.105 joris 3004: case CHECKOUT_REV_CREATED:
3005: if (cvs_buf_write(bp, fpath, cf->cf_mode) < 0) {
3006: cvs_log(LP_ERR, "failed to update file '%s'",
3007: fpath);
3008: goto out;
3009: }
3010:
1.107 joris 3011: /*
3012: * correct the time first
3013: */
3014: if ((rcstime = cvs_hack_time(rcstime, 0)) == 0)
3015: goto out;
3016:
1.105 joris 3017: tv[0].tv_sec = rcstime;
3018: tv[0].tv_usec = 0;
3019: tv[1] = tv[0];
3020: if (utimes(fpath, tv) == -1)
3021: cvs_log(LP_ERRNO, "failed to set timestamps");
3022: break;
3023: }
3024: } else {
3025: /* sanity */
3026: if (cf->cf_type != DT_REG) {
3027: cvs_log(LP_ERR, "cvs_checkout_rev: none DT_REG file");
3028: goto out;
3029: }
3030:
3031: /*
3032: * if we are removing a file, we don't need this stuff.
3033: */
3034: if (type != CHECKOUT_REV_REMOVED) {
1.107 joris 3035: if ((rcstime = cvs_hack_time(rcstime, 0)) == 0)
3036: goto out;
3037:
1.105 joris 3038: tp = gmtime(&rcstime);
3039: l = snprintf(timebuf, sizeof(timebuf),
3040: "%02d %s %d %02d:%02d:%02d -0000",
3041: tp->tm_mday, month_tab[tp->tm_mon],
3042: tp->tm_year + 1900, tp->tm_hour,
3043: tp->tm_min, tp->tm_sec);
3044: if (l == -1 || l >= (int)sizeof(timebuf))
3045: goto out;
3046:
3047: fsize = cvs_buf_len(bp);
3048: cvs_modetostr(cf->cf_mode, modestr, sizeof(modestr));
3049: if (cvs_buf_putc(bp, '\0') < 0)
3050: goto out;
3051: content = cvs_buf_release(bp);
3052: bp = NULL;
3053: }
3054:
3055: if (type == CHECKOUT_REV_MERGED) {
3056: printf("Copy-file %s/\n", (cf->cf_dir != NULL) ?
3057: cf->cf_dir : ".");
3058: printf("%s/%s/%s\n", root->cr_dir, repo, cf->cf_name);
3059: printf("%s\n", copyfile);
3060: }
3061:
3062: switch (type) {
3063: case CHECKOUT_REV_MERGED:
3064: printf("Merged");
3065: break;
3066: case CHECKOUT_REV_REMOVED:
3067: printf("Removed");
3068: break;
3069: case CHECKOUT_REV_CREATED:
3070: printf("Mod-time %s\n", timebuf);
3071: printf("Created");
3072: break;
3073: default:
3074: cvs_log(LP_ERR, "cvs_checkout_rev: bad type %d",
3075: type);
3076: goto out;
3077: }
3078:
3079: printf(" %s/\n", (cf->cf_dir != NULL) ? cf->cf_dir : ".");
3080: printf("%s/%s\n", repo, cf->cf_name);
3081:
3082: if (type != CHECKOUT_REV_REMOVED) {
3083: printf("%s\n", entry);
3084: printf("%s\n%d\n%s", modestr, fsize, content);
3085: }
3086: }
3087:
3088: ret = 0;
3089:
3090: out:
3091: if (oldrev != NULL)
3092: rcsnum_free(oldrev);
3093: if (bp != NULL)
3094: cvs_buf_free(bp);
3095: if (content != NULL)
1.110 ! joris 3096: xfree(content);
1.105 joris 3097:
3098: return (ret);
3099: }
1.106 joris 3100:
3101: #endif