1 /* 2 * Copyright (C) 1986-2005 The Free Software Foundation, Inc. 3 * 4 * Portions Copyright (C) 1998-2005 Derek Price, Ximbiot <http://ximbiot.com>, 5 * and others. 6 * 7 * Portions Copyright (C) 1992, Brian Berliner and Jeff Polk 8 * Portions Copyright (C) 1989-1992, Brian Berliner 9 * 10 * You may distribute under the terms of the GNU General Public License as 11 * specified in the README file that comes with the CVS kit. 12 */ 13 14 /* 15 * basic information used in all source files 16 * 17 */ 18 19 20 #ifdef HAVE_CONFIG_H 21 # include <config.h> /* this is stuff found via autoconf */ 22 #endif /* CONFIG_H */ 23 24 /* Add GNU attribute suppport. */ 25 #ifndef __attribute__ 26 /* This feature is available in gcc versions 2.5 and later. */ 27 # if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5) || __STRICT_ANSI__ 28 # define __attribute__(Spec) /* empty */ 29 # else 30 # if __GNUC__ == 2 && __GNUC_MINOR__ < 96 31 # define __pure__ /* empty */ 32 # endif 33 # if __GNUC__ < 3 34 # define __malloc__ /* empty */ 35 # endif 36 # endif 37 /* The __-protected variants of `format' and `printf' attributes 38 are accepted by gcc versions 2.6.4 (effectively 2.7) and later. */ 39 # if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7) 40 # define __const__ const 41 # define __format__ format 42 # define __noreturn__ noreturn 43 # define __printf__ printf 44 # endif 45 #endif /* __attribute__ */ 46 47 /* Some GNULIB headers require that we include system headers first. */ 48 #include "system.h" 49 50 /* begin GNULIB headers */ 51 #include "dirname.h" 52 #include "exit.h" 53 #include "getdate.h" 54 #include "minmax.h" 55 #include "regex.h" 56 #include "strcase.h" 57 #include "stat-macros.h" 58 #include "timespec.h" 59 #include "unlocked-io.h" 60 #include "xalloc.h" 61 #include "xgetcwd.h" 62 #include "xreadlink.h" 63 #include "xsize.h" 64 /* end GNULIB headers */ 65 66 #if ! STDC_HEADERS 67 char *getenv(); 68 #endif /* ! STDC_HEADERS */ 69 70 /* Under OS/2, <stdio.h> doesn't define popen()/pclose(). */ 71 #ifdef USE_OWN_POPEN 72 #include "popen.h" 73 #endif 74 75 #ifdef SERVER_SUPPORT 76 /* If the system doesn't provide strerror, it won't be declared in 77 string.h. */ 78 char *strerror (int); 79 #endif 80 81 #include "hash.h" 82 #include "stack.h" 83 84 #include "root.h" 85 86 #if defined(SERVER_SUPPORT) || defined(CLIENT_SUPPORT) 87 # include "client.h" 88 #endif 89 90 #ifdef MY_NDBM 91 #include "myndbm.h" 92 #else 93 #include <ndbm.h> 94 #endif /* MY_NDBM */ 95 96 #include "wait.h" 97 98 #include "rcs.h" 99 100 101 102 /* Note that the _ONLY_ reason for PATH_MAX is if various system calls (getwd, 103 * getcwd, readlink) require/want us to use it. All other parts of CVS 104 * allocate pathname buffers dynamically, and we want to keep it that way. 105 */ 106 #include "pathmax.h" 107 108 109 110 /* Definitions for the CVS Administrative directory and the files it contains. 111 Here as #define's to make changing the names a simple task. */ 112 113 #ifdef USE_VMS_FILENAMES 114 #define CVSADM "CVS" 115 #define CVSADM_ENT "CVS/Entries." 116 #define CVSADM_ENTBAK "CVS/Entries.Backup" 117 #define CVSADM_ENTLOG "CVS/Entries.Log" 118 #define CVSADM_ENTSTAT "CVS/Entries.Static" 119 #define CVSADM_REP "CVS/Repository." 120 #define CVSADM_ROOT "CVS/Root." 121 #define CVSADM_TAG "CVS/Tag." 122 #define CVSADM_NOTIFY "CVS/Notify." 123 #define CVSADM_NOTIFYTMP "CVS/Notify.tmp" 124 #define CVSADM_BASE "CVS/Base" 125 #define CVSADM_BASEREV "CVS/Baserev." 126 #define CVSADM_BASEREVTMP "CVS/Baserev.tmp" 127 #define CVSADM_TEMPLATE "CVS/Template." 128 #else /* USE_VMS_FILENAMES */ 129 #define CVSADM "CVS" 130 #define CVSADM_ENT "CVS/Entries" 131 #define CVSADM_ENTBAK "CVS/Entries.Backup" 132 #define CVSADM_ENTLOG "CVS/Entries.Log" 133 #define CVSADM_ENTSTAT "CVS/Entries.Static" 134 #define CVSADM_REP "CVS/Repository" 135 #define CVSADM_ROOT "CVS/Root" 136 #define CVSADM_TAG "CVS/Tag" 137 #define CVSADM_NOTIFY "CVS/Notify" 138 #define CVSADM_NOTIFYTMP "CVS/Notify.tmp" 139 /* A directory in which we store base versions of files we currently are 140 editing with "cvs edit". */ 141 #define CVSADM_BASE "CVS/Base" 142 #define CVSADM_BASEREV "CVS/Baserev" 143 #define CVSADM_BASEREVTMP "CVS/Baserev.tmp" 144 /* File which contains the template for use in log messages. */ 145 #define CVSADM_TEMPLATE "CVS/Template" 146 #endif /* USE_VMS_FILENAMES */ 147 148 /* This is the special directory which we use to store various extra 149 per-directory information in the repository. It must be the same as 150 CVSADM to avoid creating a new reserved directory name which users cannot 151 use, but is a separate #define because if anyone changes it (which I don't 152 recommend), one needs to deal with old, unconverted, repositories. 153 154 See fileattr.h for details about file attributes, the only thing stored 155 in CVSREP currently. */ 156 #define CVSREP "CVS" 157 158 /* 159 * Definitions for the CVSROOT Administrative directory and the files it 160 * contains. This directory is created as a sub-directory of the $CVSROOT 161 * environment variable, and holds global administration information for the 162 * entire source repository beginning at $CVSROOT. 163 */ 164 #define CVSROOTADM "CVSROOT" 165 #define CVSROOTADM_CHECKOUTLIST "checkoutlist" 166 #define CVSROOTADM_COMMITINFO "commitinfo" 167 #define CVSROOTADM_CONFIG "config" 168 #define CVSROOTADM_HISTORY "history" 169 #define CVSROOTADM_IGNORE "cvsignore" 170 #define CVSROOTADM_LOGINFO "loginfo" 171 #define CVSROOTADM_MODULES "modules" 172 #define CVSROOTADM_NOTIFY "notify" 173 #define CVSROOTADM_OPTIONS "options" 174 #define CVSROOTADM_PASSWD "passwd" 175 #define CVSROOTADM_POSTADMIN "postadmin" 176 #define CVSROOTADM_POSTPROXY "postproxy" 177 #define CVSROOTADM_POSTTAG "posttag" 178 #define CVSROOTADM_POSTWATCH "postwatch" 179 #define CVSROOTADM_PREPROXY "preproxy" 180 #define CVSROOTADM_RCSINFO "rcsinfo" 181 #define CVSROOTADM_READERS "readers" 182 #define CVSROOTADM_TAGINFO "taginfo" 183 #define CVSROOTADM_USERS "users" 184 #define CVSROOTADM_VALTAGS "val-tags" 185 #define CVSROOTADM_VERIFYMSG "verifymsg" 186 #define CVSROOTADM_WRAPPER "cvswrappers" 187 #define CVSROOTADM_WRITERS "writers" 188 189 #define CVSNULLREPOS "Emptydir" /* an empty directory */ 190 191 /* Other CVS file names */ 192 193 /* Files go in the attic if the head main branch revision is dead, 194 otherwise they go in the regular repository directories. The whole 195 concept of having an attic is sort of a relic from before death 196 support but on the other hand, it probably does help the speed of 197 some operations (such as main branch checkouts and updates). */ 198 #define CVSATTIC "Attic" 199 200 #define CVSLCK "#cvs.lock" 201 #define CVSHISTORYLCK "#cvs.history.lock" 202 #define CVSVALTAGSLCK "#cvs.val-tags.lock" 203 #define CVSRFL "#cvs.rfl" 204 #define CVSPFL "#cvs.pfl" 205 #define CVSWFL "#cvs.wfl" 206 #define CVSPFLPAT "#cvs.pfl.*" /* wildcard expr to match plocks */ 207 #define CVSRFLPAT "#cvs.rfl.*" /* wildcard expr to match read locks */ 208 #define CVSEXT_LOG ",t" 209 #define CVSPREFIX ",," 210 #define CVSDOTIGNORE ".cvsignore" 211 #define CVSDOTWRAPPER ".cvswrappers" 212 213 /* Command attributes -- see function lookup_command_attribute(). */ 214 #define CVS_CMD_IGNORE_ADMROOT 1 215 216 /* Set if CVS needs to create a CVS/Root file upon completion of this 217 command. The name may be slightly confusing, because the flag 218 isn't really as general purpose as it seems (it is not set for cvs 219 release). */ 220 221 #define CVS_CMD_USES_WORK_DIR 2 222 223 #define CVS_CMD_MODIFIES_REPOSITORY 4 224 225 /* miscellaneous CVS defines */ 226 227 /* This is the string which is at the start of the non-log-message lines 228 that we put up for the user when they edit the log message. */ 229 #define CVSEDITPREFIX "CVS: " 230 /* Number of characters in CVSEDITPREFIX to compare when deciding to strip 231 off those lines. We don't check for the space, to accomodate users who 232 have editors which strip trailing spaces. */ 233 #define CVSEDITPREFIXLEN 4 234 235 #define CVSLCKAGE (60*60) /* 1-hour old lock files cleaned up */ 236 #define CVSLCKSLEEP 30 /* wait 30 seconds before retrying */ 237 #define CVSBRANCH "1.1.1" /* RCS branch used for vendor srcs */ 238 239 #ifdef USE_VMS_FILENAMES 240 # define BAKPREFIX "_$" 241 #else /* USE_VMS_FILENAMES */ 242 # define BAKPREFIX ".#" /* when rcsmerge'ing */ 243 #endif /* USE_VMS_FILENAMES */ 244 245 /* 246 * Special tags. -rHEAD refers to the head of an RCS file, regardless of any 247 * sticky tags. -rBASE refers to the current revision the user has checked 248 * out This mimics the behaviour of RCS. 249 */ 250 #define TAG_HEAD "HEAD" 251 #define TAG_BASE "BASE" 252 253 /* Environment variable used by CVS */ 254 #define CVSREAD_ENV "CVSREAD" /* make files read-only */ 255 #define CVSREAD_DFLT 0 /* writable files by default */ 256 257 #define CVSREADONLYFS_ENV "CVSREADONLYFS" /* repository is read-only */ 258 259 #define TMPDIR_ENV "TMPDIR" /* Temporary directory */ 260 #define CVS_PID_ENV "CVS_PID" /* pid of running cvs */ 261 262 #define EDITOR1_ENV "CVSEDITOR" /* which editor to use */ 263 #define EDITOR2_ENV "VISUAL" /* which editor to use */ 264 #define EDITOR3_ENV "EDITOR" /* which editor to use */ 265 266 #define CVSROOT_ENV "CVSROOT" /* source directory root */ 267 /* Define CVSROOT_DFLT to a fallback value for CVSROOT. 268 * 269 #undef CVSROOT_DFL 270 */ 271 272 #define IGNORE_ENV "CVSIGNORE" /* More files to ignore */ 273 #define WRAPPER_ENV "CVSWRAPPERS" /* name of the wrapper file */ 274 275 #define CVSUMASK_ENV "CVSUMASK" /* Effective umask for repository */ 276 277 /* 278 * If the beginning of the Repository matches the following string, strip it 279 * so that the output to the logfile does not contain a full pathname. 280 * 281 * If the CVSROOT environment variable is set, it overrides this define. 282 */ 283 #define REPOS_STRIP "/master/" 284 285 /* Large enough to hold DATEFORM. Not an arbitrary limit as long as 286 it is used for that purpose, and not to hold a string from the 287 command line, the client, etc. */ 288 #define MAXDATELEN 50 289 290 /* The type of an entnode. */ 291 enum ent_type 292 { 293 ENT_FILE, ENT_SUBDIR 294 }; 295 296 /* structure of a entry record */ 297 struct entnode 298 { 299 enum ent_type type; 300 char *user; 301 char *version; 302 303 /* Timestamp, or "" if none (never NULL). */ 304 char *timestamp; 305 306 /* Keyword expansion options, or "" if none (never NULL). */ 307 char *options; 308 309 char *tag; 310 char *date; 311 char *conflict; 312 }; 313 typedef struct entnode Entnode; 314 315 /* The type of request that is being done in do_module() */ 316 enum mtype 317 { 318 CHECKOUT, TAG, PATCH, EXPORT, MISC 319 }; 320 321 /* 322 * structure used for list-private storage by Entries_Open() and 323 * Version_TS() and Find_Directories(). 324 */ 325 struct stickydirtag 326 { 327 /* These fields pass sticky tag information from Entries_Open() to 328 Version_TS(). */ 329 int aflag; 330 char *tag; 331 char *date; 332 int nonbranch; 333 334 /* This field is set by Entries_Open() if there was subdirectory 335 information; Find_Directories() uses it to see whether it needs 336 to scan the directory itself. */ 337 int subdirs; 338 }; 339 340 /* Flags for find_{names,dirs} routines */ 341 #define W_LOCAL 0x01 /* look for files locally */ 342 #define W_REPOS 0x02 /* look for files in the repository */ 343 #define W_ATTIC 0x04 /* look for files in the attic */ 344 345 /* Flags for return values of direnter procs for the recursion processor */ 346 enum direnter_type 347 { 348 R_PROCESS = 1, /* process files and maybe dirs */ 349 R_SKIP_FILES, /* don't process files in this dir */ 350 R_SKIP_DIRS, /* don't process sub-dirs */ 351 R_SKIP_ALL /* don't process files or dirs */ 352 }; 353 #ifdef ENUMS_CAN_BE_TROUBLE 354 typedef int Dtype; 355 #else 356 typedef enum direnter_type Dtype; 357 #endif 358 359 /* Recursion processor lock types */ 360 #define CVS_LOCK_NONE 0 361 #define CVS_LOCK_READ 1 362 #define CVS_LOCK_WRITE 2 363 364 /* Option flags for Parse_Info() */ 365 #define PIOPT_ALL 1 /* accept "all" keyword */ 366 367 extern const char *program_name, *program_path, *cvs_cmd_name; 368 extern char *Editor; 369 extern int cvsadmin_root; 370 extern char *CurDir; 371 extern int really_quiet, quiet; 372 extern int use_editor; 373 extern int cvswrite; 374 extern mode_t cvsumask; 375 376 /* Temp dir abstraction. */ 377 /* From main.c. */ 378 const char *get_cvs_tmp_dir (void); 379 /* From filesubr.c. */ 380 const char *get_system_temp_dir (void); 381 void push_env_temp_dir (void); 382 383 384 /* This global variable holds the global -d option. It is NULL if -d 385 was not used, which means that we must get the CVSroot information 386 from the CVSROOT environment variable or from a CVS/Root file. */ 387 extern char *CVSroot_cmdline; 388 389 /* This variable keeps track of all of the CVSROOT directories that 390 * have been seen by the client. 391 */ 392 extern List *root_directories; 393 394 char *emptydir_name (void); 395 int safe_location (char *); 396 397 extern int trace; /* Show all commands */ 398 extern int noexec; /* Don't modify disk anywhere */ 399 extern int readonlyfs; /* fail on all write locks; succeed all read locks */ 400 extern int logoff; /* Don't write history entry */ 401 402 403 404 #define LOGMSG_REREAD_NEVER 0 /* do_verify - never reread message */ 405 #define LOGMSG_REREAD_ALWAYS 1 /* do_verify - always reread message */ 406 #define LOGMSG_REREAD_STAT 2 /* do_verify - reread message if changed */ 407 408 /* This header needs the LOGMSG_* defns above. */ 409 #include "parseinfo.h" 410 411 /* This structure holds the global configuration data. */ 412 extern struct config *config; 413 414 #ifdef CLIENT_SUPPORT 415 extern List *dirs_sent_to_server; /* used to decide which "Argument 416 xxx" commands to send to each 417 server in multiroot mode. */ 418 #endif 419 420 extern char *hostname; 421 422 /* Externs that are included directly in the CVS sources */ 423 424 int RCS_merge (RCSNode *, const char *, const char *, const char *, 425 const char *, const char *); 426 /* Flags used by RCS_* functions. See the description of the individual 427 functions for which flags mean what for each function. */ 428 #define RCS_FLAGS_FORCE 1 429 #define RCS_FLAGS_DEAD 2 430 #define RCS_FLAGS_QUIET 4 431 #define RCS_FLAGS_MODTIME 8 432 #define RCS_FLAGS_KEEPFILE 16 433 #define RCS_FLAGS_USETIME 32 434 435 int RCS_exec_rcsdiff (RCSNode *rcsfile, int diff_argc, 436 char * const *diff_argv, const char *options, 437 const char *rev1, const char *rev1_cache, 438 const char *rev2, 439 const char *label1, const char *label2, 440 const char *workfile); 441 int diff_exec (const char *file1, const char *file2, 442 const char *label1, const char *label2, 443 int iargc, char * const *iargv, const char *out); 444 445 446 #include "error.h" 447 448 /* If non-zero, error will use the CVS protocol to report error 449 * messages. This will only be set in the CVS server parent process; 450 * most other code is run via do_cvs_command, which forks off a child 451 * process and packages up its stderr in the protocol. 452 * 453 * This needs to be here rather than in error.h in order to use an unforked 454 * error.h from GNULIB. 455 */ 456 extern int error_use_protocol; 457 458 459 DBM *open_module (void); 460 List *Find_Directories (char *repository, int which, List *entries); 461 void Entries_Close (List *entries); 462 List *Entries_Open (int aflag, char *update_dir); 463 void Subdirs_Known (List *entries); 464 void Subdir_Register (List *, const char *, const char *); 465 void Subdir_Deregister (List *, const char *, const char *); 466 467 void parse_tagdate (char **tag, char **date, const char *input); 468 char *Make_Date (const char *rawdate); 469 char *date_from_time_t (time_t); 470 void date_to_internet (char *, const char *); 471 void date_to_tm (struct tm *, const char *); 472 void tm_to_internet (char *, const struct tm *); 473 char *gmformat_time_t (time_t unixtime); 474 char *format_date_alloc (char *text); 475 476 char *Name_Repository (const char *dir, const char *update_dir); 477 const char *Short_Repository (const char *repository); 478 void Sanitize_Repository_Name (char *repository); 479 480 char *entries_time (time_t unixtime); 481 time_t unix_time_stamp (const char *file); 482 char *time_stamp (const char *file); 483 484 typedef int (*CALLPROC) (const char *repository, const char *value, 485 void *closure); 486 int Parse_Info (const char *infofile, const char *repository, 487 CALLPROC callproc, int opt, void *closure); 488 489 typedef RETSIGTYPE (*SIGCLEANUPPROC) (int); 490 int SIG_register (int sig, SIGCLEANUPPROC sigcleanup); 491 bool isdir (const char *file); 492 bool isfile (const char *file); 493 ssize_t islink (const char *file); 494 bool isdevice (const char *file); 495 bool isreadable (const char *file); 496 bool iswritable (const char *file); 497 bool isaccessible (const char *file, const int mode); 498 const char *last_component (const char *path); 499 char *get_homedir (void); 500 char *strcat_filename_onto_homedir (const char *, const char *); 501 char *cvs_temp_name (void); 502 FILE *cvs_temp_file (char **filename); 503 504 int ls (int argc, char *argv[]); 505 int unlink_file (const char *f); 506 int unlink_file_dir (const char *f); 507 508 /* This is the structure that the recursion processor passes to the 509 fileproc to tell it about a particular file. */ 510 struct file_info 511 { 512 /* Name of the file, without any directory component. */ 513 const char *file; 514 515 /* Name of the directory we are in, relative to the directory in 516 which this command was issued. We have cd'd to this directory 517 (either in the working directory or in the repository, depending 518 on which sort of recursion we are doing). If we are in the directory 519 in which the command was issued, this is "". */ 520 const char *update_dir; 521 522 /* update_dir and file put together, with a slash between them as 523 necessary. This is the proper way to refer to the file in user 524 messages. */ 525 const char *fullname; 526 527 /* Name of the directory corresponding to the repository which contains 528 this file. */ 529 const char *repository; 530 531 /* The pre-parsed entries for this directory. */ 532 List *entries; 533 534 RCSNode *rcs; 535 }; 536 537 /* This needs to be included after the struct file_info definition since some 538 * of the functions subr.h defines refer to struct file_info. 539 */ 540 #include "subr.h" 541 542 int update (int argc, char *argv[]); 543 /* The only place this is currently used outside of update.c is add.c. 544 * Restricting its use to update.c seems to be in the best interest of 545 * modularity, but I can't think of a good way to get an update of a 546 * resurrected file done and print the fact otherwise. 547 */ 548 void write_letter (struct file_info *finfo, int letter); 549 int xcmp (const char *file1, const char *file2); 550 void *valloc (size_t bytes); 551 552 int Create_Admin (const char *dir, const char *update_dir, 553 const char *repository, const char *tag, const char *date, 554 int nonbranch, int warn, int dotemplate); 555 int expand_at_signs (const char *, size_t, FILE *); 556 557 /* Locking subsystem (implemented in lock.c). */ 558 559 int Reader_Lock (char *xrepository); 560 void Simple_Lock_Cleanup (void); 561 void Lock_Cleanup (void); 562 563 /* Writelock an entire subtree, well the part specified by ARGC, ARGV, LOCAL, 564 and AFLAG, anyway. */ 565 void lock_tree_promotably (int argc, char **argv, int local, int which, 566 int aflag); 567 568 /* See lock.c for description. */ 569 void lock_dir_for_write (const char *); 570 571 /* Get a write lock for the history file. */ 572 int history_lock (const char *); 573 void clear_history_lock (void); 574 575 /* Get a write lock for the val-tags file. */ 576 int val_tags_lock (const char *); 577 void clear_val_tags_lock (void); 578 579 void Scratch_Entry (List * list, const char *fname); 580 void ParseTag (char **tagp, char **datep, int *nonbranchp); 581 void WriteTag (const char *dir, const char *tag, const char *date, 582 int nonbranch, const char *update_dir, const char *repository); 583 void WriteTemplate (const char *update_dir, int dotemplate, 584 const char *repository); 585 void cat_module (int status); 586 void check_entries (char *dir); 587 void close_module (DBM * db); 588 void copy_file (const char *from, const char *to); 589 void fperrmsg (FILE * fp, int status, int errnum, char *message,...); 590 591 int ign_name (char *name); 592 void ign_add (char *ign, int hold); 593 void ign_add_file (char *file, int hold); 594 void ign_setup (void); 595 void ign_dir_add (char *name); 596 int ignore_directory (const char *name); 597 typedef void (*Ignore_proc) (const char *, const char *); 598 void ignore_files (List *, List *, const char *, Ignore_proc); 599 extern int ign_inhibit_server; 600 601 #include "update.h" 602 603 void make_directories (const char *name); 604 void make_directory (const char *name); 605 int mkdir_if_needed (const char *name); 606 void rename_file (const char *from, const char *to); 607 /* Expand wildcards in each element of (ARGC,ARGV). This is according to the 608 files which exist in the current directory, and accordingly to OS-specific 609 conventions regarding wildcard syntax. It might be desirable to change the 610 former in the future (e.g. "cvs status *.h" including files which don't exist 611 in the working directory). The result is placed in *PARGC and *PARGV; 612 the *PARGV array itself and all the strings it contains are newly 613 malloc'd. It is OK to call it with PARGC == &ARGC or PARGV == &ARGV. */ 614 void expand_wild (int argc, char **argv, 615 int *pargc, char ***pargv); 616 617 /* exithandle.c */ 618 void signals_register (RETSIGTYPE (*handler)(int)); 619 void cleanup_register (void (*handler) (void)); 620 621 void update_delproc (Node * p); 622 void usage (const char *const *cpp); 623 void xchmod (const char *fname, int writable); 624 List *Find_Names (char *repository, int which, int aflag, 625 List ** optentries); 626 void Register (List * list, const char *fname, const char *vn, const char *ts, 627 const char *options, const char *tag, const char *date, 628 const char *ts_conflict); 629 void Update_Logfile (const char *repository, const char *xmessage, 630 FILE *xlogfp, List *xchanges); 631 void do_editor (const char *dir, char **messagep, 632 const char *repository, List *changes); 633 634 void do_verify (char **messagep, const char *repository, List *changes); 635 636 typedef int (*CALLBACKPROC) (int argc, char *argv[], char *where, 637 char *mwhere, char *mfile, int shorten, int local_specified, 638 char *omodule, char *msg); 639 640 641 typedef int (*FILEPROC) (void *callerdat, struct file_info *finfo); 642 typedef int (*FILESDONEPROC) (void *callerdat, int err, 643 const char *repository, const char *update_dir, 644 List *entries); 645 typedef Dtype (*DIRENTPROC) (void *callerdat, const char *dir, 646 const char *repos, const char *update_dir, 647 List *entries); 648 typedef int (*DIRLEAVEPROC) (void *callerdat, const char *dir, int err, 649 const char *update_dir, List *entries); 650 651 int mkmodules (char *dir); 652 int init (int argc, char **argv); 653 654 int do_module (DBM * db, char *mname, enum mtype m_type, char *msg, 655 CALLBACKPROC callback_proc, char *where, int shorten, 656 int local_specified, int run_module_prog, int build_dirs, 657 char *extra_arg); 658 void history_write (int type, const char *update_dir, const char *revs, 659 const char *name, const char *repository); 660 int start_recursion (FILEPROC fileproc, FILESDONEPROC filesdoneproc, 661 DIRENTPROC direntproc, DIRLEAVEPROC dirleaveproc, 662 void *callerdat, 663 int argc, char *argv[], int local, int which, 664 int aflag, int locktype, char *update_preload, 665 int dosrcs, char *repository); 666 void SIG_beginCrSect (void); 667 void SIG_endCrSect (void); 668 int SIG_inCrSect (void); 669 void read_cvsrc (int *argc, char ***argv, const char *cmdname); 670 671 /* flags for run_exec(), the fast system() for CVS */ 672 #define RUN_NORMAL 0x0000 /* no special behaviour */ 673 #define RUN_COMBINED 0x0001 /* stdout is duped to stderr */ 674 #define RUN_REALLY 0x0002 /* do the exec, even if noexec is on */ 675 #define RUN_STDOUT_APPEND 0x0004 /* append to stdout, don't truncate */ 676 #define RUN_STDERR_APPEND 0x0008 /* append to stderr, don't truncate */ 677 #define RUN_SIGIGNORE 0x0010 /* ignore interrupts for command */ 678 #define RUN_TTY (char *)0 /* for the benefit of lint */ 679 680 void run_add_arg_p (int *, size_t *, char ***, const char *s); 681 void run_arg_free_p (int, char **); 682 void run_add_arg (const char *s); 683 void run_print (FILE * fp); 684 void run_setup (const char *prog); 685 int run_exec (const char *stin, const char *stout, const char *sterr, 686 int flags); 687 int run_piped (int *, int *); 688 689 /* other similar-minded stuff from run.c. */ 690 FILE *run_popen (const char *, const char *); 691 int piped_child (char *const *, int *, int *, bool); 692 void close_on_exec (int); 693 694 pid_t waitpid (pid_t, int *, int); 695 696 /* 697 * a struct vers_ts contains all the information about a file including the 698 * user and rcs file names, and the version checked out and the head. 699 * 700 * this is usually obtained from a call to Version_TS which takes a 701 * tag argument for the RCS file if desired 702 */ 703 struct vers_ts 704 { 705 /* rcs version user file derives from, from CVS/Entries. 706 It can have the following special values: 707 708 NULL = file is not mentioned in Entries (this is also used for a 709 directory). 710 "" = INVALID! The comment used to say that it meant "no user file" 711 but as far as I know CVS didn't actually use it that way. 712 Note that according to cvs.texinfo, "" is not valid in the 713 Entries file. 714 0 = user file is new 715 -vers = user file to be removed. */ 716 char *vn_user; 717 718 /* Numeric revision number corresponding to ->vn_tag (->vn_tag 719 will often be symbolic). */ 720 char *vn_rcs; 721 /* If ->tag is a simple tag in the RCS file--a tag which really 722 exists which is not a magic revision--and if ->date is NULL, 723 then this is a copy of ->tag. Otherwise, it is a copy of 724 ->vn_rcs. */ 725 char *vn_tag; 726 727 /* This is the timestamp from stating the file in the working directory. 728 It is NULL if there is no file in the working directory. It is 729 "Is-modified" if we know the file is modified but don't have its 730 contents. */ 731 char *ts_user; 732 /* Timestamp from CVS/Entries. For the server, ts_user and ts_rcs 733 are computed in a slightly different way, but the fact remains that 734 if they are equal the file in the working directory is unmodified 735 and if they differ it is modified. */ 736 char *ts_rcs; 737 738 /* Options from CVS/Entries (keyword expansion), malloc'd. If none, 739 then it is an empty string (never NULL). */ 740 char *options; 741 742 /* If non-NULL, there was a conflict (or merely a merge? See merge_file) 743 and the time stamp in this field is the time stamp of the working 744 directory file which was created with the conflict markers in it. 745 This is from CVS/Entries. */ 746 char *ts_conflict; 747 748 /* Tag specified on the command line, or if none, tag stored in 749 CVS/Entries. */ 750 char *tag; 751 /* Date specified on the command line, or if none, date stored in 752 CVS/Entries. */ 753 char *date; 754 /* If this is 1, then tag is not a branch tag. If this is 0, then 755 tag may or may not be a branch tag. */ 756 int nonbranch; 757 758 /* Pointer to entries file node */ 759 Entnode *entdata; 760 761 /* Pointer to parsed src file info */ 762 RCSNode *srcfile; 763 }; 764 typedef struct vers_ts Vers_TS; 765 766 Vers_TS *Version_TS (struct file_info *finfo, char *options, char *tag, 767 char *date, int force_tag_match, 768 int set_time); 769 void freevers_ts (Vers_TS ** versp); 770 771 /* Miscellaneous CVS infrastructure which layers on top of the recursion 772 processor (for example, needs struct file_info). */ 773 774 int Checkin (int type, struct file_info *finfo, char *rev, 775 char *tag, char *options, char *message); 776 int No_Difference (struct file_info *finfo, Vers_TS *vers); 777 /* TODO: can the finfo argument to special_file_mismatch be changed? -twp */ 778 int special_file_mismatch (struct file_info *finfo, 779 char *rev1, char *rev2); 780 781 /* CVSADM_BASEREV stuff, from entries.c. */ 782 char *base_get (struct file_info *); 783 void base_register (struct file_info *, char *); 784 void base_deregister (struct file_info *); 785 786 /* 787 * defines for Classify_File() to determine the current state of a file. 788 * These are also used as types in the data field for the list we make for 789 * Update_Logfile in commit, import, and add. 790 */ 791 enum classify_type 792 { 793 T_UNKNOWN = 1, /* no old-style analog existed */ 794 T_CONFLICT, /* C (conflict) list */ 795 T_NEEDS_MERGE, /* G (needs merging) list */ 796 T_MODIFIED, /* M (needs checked in) list */ 797 T_CHECKOUT, /* O (needs checkout) list */ 798 T_ADDED, /* A (added file) list */ 799 T_REMOVED, /* R (removed file) list */ 800 T_REMOVE_ENTRY, /* W (removed entry) list */ 801 T_UPTODATE, /* File is up-to-date */ 802 T_PATCH, /* P Like C, but can patch */ 803 T_TITLE /* title for node type */ 804 }; 805 typedef enum classify_type Ctype; 806 807 Ctype Classify_File (struct file_info *finfo, char *tag, char *date, char *options, 808 int force_tag_match, int aflag, Vers_TS **versp, int pipeout); 809 810 /* 811 * structure used for list nodes passed to Update_Logfile() and 812 * do_editor(). 813 */ 814 struct logfile_info 815 { 816 enum classify_type type; 817 char *tag; 818 char *rev_old; /* rev number before a commit/modify, 819 NULL for add or import */ 820 char *rev_new; /* rev number after a commit/modify, 821 add, or import, NULL for remove */ 822 }; 823 824 /* Wrappers. */ 825 826 typedef enum { WRAP_MERGE, WRAP_COPY } WrapMergeMethod; 827 typedef enum { 828 /* -t and -f wrapper options. Treating directories as single files. */ 829 WRAP_TOCVS, 830 WRAP_FROMCVS, 831 /* -k wrapper option. Default keyword expansion options. */ 832 WRAP_RCSOPTION 833 } WrapMergeHas; 834 835 void wrap_setup (void); 836 int wrap_name_has (const char *name,WrapMergeHas has); 837 char *wrap_rcsoption (const char *fileName, int asFlag); 838 char *wrap_tocvs_process_file (const char *fileName); 839 int wrap_merge_is_copy (const char *fileName); 840 void wrap_fromcvs_process_file (const char *fileName); 841 void wrap_add_file (const char *file,int temp); 842 void wrap_add (char *line,int temp); 843 void wrap_send (void); 844 #if defined(SERVER_SUPPORT) || defined(CLIENT_SUPPORT) 845 void wrap_unparse_rcs_options (char **, int); 846 #endif /* SERVER_SUPPORT || CLIENT_SUPPORT */ 847 848 /* Pathname expansion */ 849 char *expand_path (const char *name, const char *cvsroot, bool formatsafe, 850 const char *file, int line); 851 852 /* User variables. */ 853 extern List *variable_list; 854 855 void variable_set (char *nameval); 856 857 int watch (int argc, char **argv); 858 int edit (int argc, char **argv); 859 int unedit (int argc, char **argv); 860 int editors (int argc, char **argv); 861 int watchers (int argc, char **argv); 862 int annotate (int argc, char **argv); 863 int add (int argc, char **argv); 864 int admin (int argc, char **argv); 865 int checkout (int argc, char **argv); 866 int commit (int argc, char **argv); 867 int diff (int argc, char **argv); 868 int history (int argc, char **argv); 869 int import (int argc, char **argv); 870 int cvslog (int argc, char **argv); 871 #ifdef AUTH_CLIENT_SUPPORT 872 /* Some systems (namely Mac OS X) have conflicting definitions for these 873 * functions. Avoid them. 874 */ 875 #ifdef HAVE_LOGIN 876 # define login cvs_login 877 #endif /* HAVE_LOGIN */ 878 #ifdef HAVE_LOGOUT 879 # define logout cvs_logout 880 #endif /* HAVE_LOGOUT */ 881 int login (int argc, char **argv); 882 int logout (int argc, char **argv); 883 #endif /* AUTH_CLIENT_SUPPORT */ 884 int patch (int argc, char **argv); 885 int release (int argc, char **argv); 886 int cvsremove (int argc, char **argv); 887 int rtag (int argc, char **argv); 888 int cvsstatus (int argc, char **argv); 889 int cvstag (int argc, char **argv); 890 int version (int argc, char **argv); 891 892 unsigned long int lookup_command_attribute (const char *); 893 894 #if defined(AUTH_CLIENT_SUPPORT) || defined(AUTH_SERVER_SUPPORT) 895 char *scramble (char *str); 896 char *descramble (char *str); 897 #endif /* AUTH_CLIENT_SUPPORT || AUTH_SERVER_SUPPORT */ 898 899 #ifdef AUTH_CLIENT_SUPPORT 900 char *get_cvs_password (void); 901 /* get_cvs_port_number() is not pure since the /etc/services file could change 902 * between calls. */ 903 int get_cvs_port_number (const cvsroot_t *root); 904 /* normalize_cvsroot() is not pure since it calls get_cvs_port_number. */ 905 char *normalize_cvsroot (const cvsroot_t *root) 906 __attribute__ ((__malloc__)); 907 #endif /* AUTH_CLIENT_SUPPORT */ 908 909 void tag_check_valid (const char *, int, char **, int, int, char *, bool); 910 911 #include "server.h" 912 913 /* From server.c and documented there. */ 914 void cvs_output (const char *, size_t); 915 void cvs_output_binary (char *, size_t); 916 void cvs_outerr (const char *, size_t); 917 void cvs_flusherr (void); 918 void cvs_flushout (void); 919 void cvs_output_tagged (const char *, const char *); 920 921 extern const char *global_session_id; 922 923 /* From find_names.c. */ 924 List *find_files (const char *dir, const char *pat); 925