1 /* $MirOS: src/gnu/usr.bin/cvs/src/cvs.h,v 1.6 2011/06/11 02:56:58 tg Exp $ */ 2 3 /* 4 * Copyright (C) 1986-2005 The Free Software Foundation, Inc. 5 * 6 * Portions Copyright (C) 1998-2005 Derek Price, Ximbiot <http://ximbiot.com>, 7 * and others. 8 * 9 * Portions Copyright (C) 1992, Brian Berliner and Jeff Polk 10 * Portions Copyright (C) 1989-1992, Brian Berliner 11 * 12 * You may distribute under the terms of the GNU General Public License as 13 * specified in the README file that comes with the CVS kit. 14 */ 15 16 /* 17 * basic information used in all source files 18 * 19 */ 20 21 22 #ifdef HAVE_CONFIG_H 23 # include <config.h> /* this is stuff found via autoconf */ 24 #endif /* CONFIG_H */ 25 26 /* Add GNU attribute suppport. */ 27 #ifndef __attribute__ 28 /* This feature is available in gcc versions 2.5 and later. */ 29 # if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5) || __STRICT_ANSI__ 30 # define __attribute__(Spec) /* empty */ 31 # else 32 # if __GNUC__ == 2 && __GNUC_MINOR__ < 96 33 # define __pure__ /* empty */ 34 # endif 35 # if __GNUC__ < 3 36 # define __malloc__ /* empty */ 37 # endif 38 # endif 39 /* The __-protected variants of `format' and `printf' attributes 40 are accepted by gcc versions 2.6.4 (effectively 2.7) and later. */ 41 # if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7) 42 # define __const__ const 43 # define __format__ format 44 # define __noreturn__ noreturn 45 # define __printf__ printf 46 # endif 47 #endif /* __attribute__ */ 48 49 /* Some GNULIB headers require that we include system headers first. */ 50 #include "system.h" 51 52 /* begin GNULIB headers */ 53 #include "dirname.h" 54 #include "exit.h" 55 #include "getdate.h" 56 #include "minmax.h" 57 #include "regex.h" 58 #include "strcase.h" 59 #include "stat-macros.h" 60 #include "timespec.h" 61 #include "unlocked-io.h" 62 #include "xalloc.h" 63 #include "xgetcwd.h" 64 #include "xreadlink.h" 65 #include "xsize.h" 66 /* end GNULIB headers */ 67 68 #if ! STDC_HEADERS 69 char *getenv(); 70 #endif /* ! STDC_HEADERS */ 71 72 /* Under OS/2, <stdio.h> doesn't define popen()/pclose(). */ 73 #ifdef USE_OWN_POPEN 74 #include "popen.h" 75 #endif 76 77 #ifdef SERVER_SUPPORT 78 /* If the system doesn't provide strerror, it won't be declared in 79 string.h. */ 80 char *strerror (int); 81 #endif 82 83 #include "hash.h" 84 #include "stack.h" 85 86 #include "root.h" 87 88 #if defined(SERVER_SUPPORT) || defined(CLIENT_SUPPORT) 89 # include "client.h" 90 #endif 91 92 #ifdef MY_NDBM 93 #include "myndbm.h" 94 #else 95 #include <ndbm.h> 96 #endif /* MY_NDBM */ 97 98 #include "wait.h" 99 100 #include "rcs.h" 101 102 103 104 /* Note that the _ONLY_ reason for PATH_MAX is if various system calls (getwd, 105 * getcwd, readlink) require/want us to use it. All other parts of CVS 106 * allocate pathname buffers dynamically, and we want to keep it that way. 107 */ 108 #include "pathmax.h" 109 110 111 112 /* Definitions for the CVS Administrative directory and the files it contains. 113 Here as #define's to make changing the names a simple task. */ 114 115 #ifdef USE_VMS_FILENAMES 116 #define CVSADM "CVS" 117 #define CVSADM_ENT "CVS/Entries." 118 #define CVSADM_ENTBAK "CVS/Entries.Backup" 119 #define CVSADM_ENTLOG "CVS/Entries.Log" 120 #define CVSADM_ENTSTAT "CVS/Entries.Static" 121 #define CVSADM_REP "CVS/Repository." 122 #define CVSADM_ROOT "CVS/Root." 123 #define CVSADM_TAG "CVS/Tag." 124 #define CVSADM_NOTIFY "CVS/Notify." 125 #define CVSADM_NOTIFYTMP "CVS/Notify.tmp" 126 #define CVSADM_BASE "CVS/Base" 127 #define CVSADM_BASEREV "CVS/Baserev." 128 #define CVSADM_BASEREVTMP "CVS/Baserev.tmp" 129 #define CVSADM_TEMPLATE "CVS/Template." 130 #else /* USE_VMS_FILENAMES */ 131 #define CVSADM "CVS" 132 #define CVSADM_ENT "CVS/Entries" 133 #define CVSADM_ENTBAK "CVS/Entries.Backup" 134 #define CVSADM_ENTLOG "CVS/Entries.Log" 135 #define CVSADM_ENTSTAT "CVS/Entries.Static" 136 #define CVSADM_REP "CVS/Repository" 137 #define CVSADM_ROOT "CVS/Root" 138 #define CVSADM_TAG "CVS/Tag" 139 #define CVSADM_NOTIFY "CVS/Notify" 140 #define CVSADM_NOTIFYTMP "CVS/Notify.tmp" 141 /* A directory in which we store base versions of files we currently are 142 editing with "cvs edit". */ 143 #define CVSADM_BASE "CVS/Base" 144 #define CVSADM_BASEREV "CVS/Baserev" 145 #define CVSADM_BASEREVTMP "CVS/Baserev.tmp" 146 /* File which contains the template for use in log messages. */ 147 #define CVSADM_TEMPLATE "CVS/Template" 148 #endif /* USE_VMS_FILENAMES */ 149 150 /* This is the special directory which we use to store various extra 151 per-directory information in the repository. It must be the same as 152 CVSADM to avoid creating a new reserved directory name which users cannot 153 use, but is a separate #define because if anyone changes it (which I don't 154 recommend), one needs to deal with old, unconverted, repositories. 155 156 See fileattr.h for details about file attributes, the only thing stored 157 in CVSREP currently. */ 158 #define CVSREP "CVS" 159 160 /* 161 * Definitions for the CVSROOT Administrative directory and the files it 162 * contains. This directory is created as a sub-directory of the $CVSROOT 163 * environment variable, and holds global administration information for the 164 * entire source repository beginning at $CVSROOT. 165 */ 166 #define CVSROOTADM "CVSROOT" 167 #define CVSROOTADM_CHECKOUTLIST "checkoutlist" 168 #define CVSROOTADM_COMMITINFO "commitinfo" 169 #define CVSROOTADM_CONFIG "config" 170 #define CVSROOTADM_HISTORY "history" 171 #define CVSROOTADM_IGNORE "cvsignore" 172 #define CVSROOTADM_LOGINFO "loginfo" 173 #define CVSROOTADM_MODULES "modules" 174 #define CVSROOTADM_NOTIFY "notify" 175 #define CVSROOTADM_PASSWD "passwd" 176 #define CVSROOTADM_POSTADMIN "postadmin" 177 #define CVSROOTADM_POSTPROXY "postproxy" 178 #define CVSROOTADM_POSTTAG "posttag" 179 #define CVSROOTADM_POSTWATCH "postwatch" 180 #define CVSROOTADM_PREPROXY "preproxy" 181 #define CVSROOTADM_RCSINFO "rcsinfo" 182 #define CVSROOTADM_READERS "readers" 183 #define CVSROOTADM_TAGINFO "taginfo" 184 #define CVSROOTADM_USERS "users" 185 #define CVSROOTADM_VALTAGS "val-tags" 186 #define CVSROOTADM_VERIFYMSG "verifymsg" 187 #define CVSROOTADM_WRAPPER "cvswrappers" 188 #define CVSROOTADM_WRITERS "writers" 189 190 #define CVSNULLREPOS "Emptydir" /* an empty directory */ 191 192 /* Other CVS file names */ 193 194 /* Files go in the attic if the head main branch revision is dead, 195 otherwise they go in the regular repository directories. The whole 196 concept of having an attic is sort of a relic from before death 197 support but on the other hand, it probably does help the speed of 198 some operations (such as main branch checkouts and updates). */ 199 #define CVSATTIC "Attic" 200 201 #define CVSLCK "#cvs.lock" 202 #define CVSHISTORYLCK "#cvs.history.lock" 203 #define CVSVALTAGSLCK "#cvs.val-tags.lock" 204 #define CVSRFL "#cvs.rfl" 205 #define CVSPFL "#cvs.pfl" 206 #define CVSWFL "#cvs.wfl" 207 #define CVSPFLPAT "#cvs.pfl.*" /* wildcard expr to match plocks */ 208 #define CVSRFLPAT "#cvs.rfl.*" /* wildcard expr to match read locks */ 209 #define CVSEXT_LOG ",t" 210 #define CVSPREFIX ",," 211 #define CVSDOTIGNORE ".cvsignore" 212 #define CVSDOTWRAPPER ".cvswrappers" 213 214 /* Command attributes -- see function lookup_command_attribute(). */ 215 #define CVS_CMD_IGNORE_ADMROOT 1 216 217 /* Set if CVS needs to create a CVS/Root file upon completion of this 218 command. The name may be slightly confusing, because the flag 219 isn't really as general purpose as it seems (it is not set for cvs 220 release). */ 221 222 #define CVS_CMD_USES_WORK_DIR 2 223 224 #define CVS_CMD_MODIFIES_REPOSITORY 4 225 226 /* miscellaneous CVS defines */ 227 228 /* This is the string which is at the start of the non-log-message lines 229 that we put up for the user when they edit the log message. */ 230 #define CVSEDITPREFIX "CVS: " 231 /* Number of characters in CVSEDITPREFIX to compare when deciding to strip 232 off those lines. We don't check for the space, to accomodate users who 233 have editors which strip trailing spaces. */ 234 #define CVSEDITPREFIXLEN 4 235 236 #define CVSLCKAGE (60*60) /* 1-hour old lock files cleaned up */ 237 #define CVSLCKSLEEP 30 /* wait 30 seconds before retrying */ 238 #define CVSBRANCH "1.1.1" /* RCS branch used for vendor srcs */ 239 240 #ifdef USE_VMS_FILENAMES 241 # define BAKPREFIX "_$" 242 #else /* USE_VMS_FILENAMES */ 243 # define BAKPREFIX ".#" /* when rcsmerge'ing */ 244 #endif /* USE_VMS_FILENAMES */ 245 246 /* 247 * Special tags. -rHEAD refers to the head of an RCS file, regardless of any 248 * sticky tags. -rBASE refers to the current revision the user has checked 249 * out This mimics the behaviour of RCS. 250 */ 251 #define TAG_HEAD "HEAD" 252 #define TAG_BASE "BASE" 253 254 /* Environment variable used by CVS */ 255 #define CVSREAD_ENV "CVSREAD" /* make files read-only */ 256 #define CVSREAD_DFLT 0 /* writable files by default */ 257 258 #define CVSREADONLYFS_ENV "CVSREADONLYFS" /* repository is read-only */ 259 260 #define TMPDIR_ENV "TMPDIR" /* Temporary directory */ 261 #define CVS_PID_ENV "CVS_PID" /* pid of running cvs */ 262 263 #define EDITOR1_ENV "CVSEDITOR" /* which editor to use */ 264 #define EDITOR2_ENV "VISUAL" /* which editor to use */ 265 #define EDITOR3_ENV "EDITOR" /* which editor to use */ 266 267 #define CVSROOT_ENV "CVSROOT" /* source directory root */ 268 /* Define CVSROOT_DFLT to a fallback value for CVSROOT. 269 * 270 #undef CVSROOT_DFL 271 */ 272 273 #define IGNORE_ENV "CVSIGNORE" /* More files to ignore */ 274 #define WRAPPER_ENV "CVSWRAPPERS" /* name of the wrapper file */ 275 276 #define CVSUMASK_ENV "CVSUMASK" /* Effective umask for repository */ 277 278 /* 279 * If the beginning of the Repository matches the following string, strip it 280 * so that the output to the logfile does not contain a full pathname. 281 * 282 * If the CVSROOT environment variable is set, it overrides this define. 283 */ 284 #define REPOS_STRIP "/master/" 285 286 /* Large enough to hold DATEFORM. Not an arbitrary limit as long as 287 it is used for that purpose, and not to hold a string from the 288 command line, the client, etc. */ 289 #define MAXDATELEN 50 290 291 /* The type of an entnode. */ 292 enum ent_type 293 { 294 ENT_FILE, ENT_SUBDIR 295 }; 296 297 /* structure of a entry record */ 298 struct entnode 299 { 300 enum ent_type type; 301 char *user; 302 char *version; 303 304 /* Timestamp, or "" if none (never NULL). */ 305 char *timestamp; 306 307 /* Keyword expansion options, or "" if none (never NULL). */ 308 char *options; 309 310 char *tag; 311 char *date; 312 char *conflict; 313 }; 314 typedef struct entnode Entnode; 315 316 /* The type of request that is being done in do_module() */ 317 enum mtype 318 { 319 CHECKOUT, TAG, PATCH, EXPORT, MISC 320 }; 321 322 /* 323 * structure used for list-private storage by Entries_Open() and 324 * Version_TS() and Find_Directories(). 325 */ 326 struct stickydirtag 327 { 328 /* These fields pass sticky tag information from Entries_Open() to 329 Version_TS(). */ 330 int aflag; 331 char *tag; 332 char *date; 333 int nonbranch; 334 335 /* This field is set by Entries_Open() if there was subdirectory 336 information; Find_Directories() uses it to see whether it needs 337 to scan the directory itself. */ 338 int subdirs; 339 }; 340 341 /* Flags for find_{names,dirs} routines */ 342 #define W_LOCAL 0x01 /* look for files locally */ 343 #define W_REPOS 0x02 /* look for files in the repository */ 344 #define W_ATTIC 0x04 /* look for files in the attic */ 345 346 /* Flags for return values of direnter procs for the recursion processor */ 347 enum direnter_type 348 { 349 R_PROCESS = 1, /* process files and maybe dirs */ 350 R_SKIP_FILES, /* don't process files in this dir */ 351 R_SKIP_DIRS, /* don't process sub-dirs */ 352 R_SKIP_ALL /* don't process files or dirs */ 353 }; 354 #ifdef ENUMS_CAN_BE_TROUBLE 355 typedef int Dtype; 356 #else 357 typedef enum direnter_type Dtype; 358 #endif 359 360 /* Recursion processor lock types */ 361 #define CVS_LOCK_NONE 0 362 #define CVS_LOCK_READ 1 363 #define CVS_LOCK_WRITE 2 364 365 /* Option flags for Parse_Info() */ 366 #define PIOPT_ALL 1 /* accept "all" keyword */ 367 368 extern const char *program_name, *program_path, *cvs_cmd_name; 369 extern char *Editor; 370 extern char *LogMsgFile; 371 extern int cvsadmin_root; 372 extern char *CurDir; 373 extern int really_quiet, quiet; 374 extern int use_editor; 375 extern int cvswrite; 376 extern mode_t cvsumask; 377 378 /* Temp dir abstraction. */ 379 /* From main.c. */ 380 const char *get_cvs_tmp_dir (void); 381 /* From filesubr.c. */ 382 const char *get_system_temp_dir (void); 383 void push_env_temp_dir (void); 384 385 386 /* This global variable holds the global -d option. It is NULL if -d 387 was not used, which means that we must get the CVSroot information 388 from the CVSROOT environment variable or from a CVS/Root file. */ 389 extern char *CVSroot_cmdline; 390 391 /* This variable keeps track of all of the CVSROOT directories that 392 * have been seen by the client. 393 */ 394 extern List *root_directories; 395 396 char *emptydir_name (void); 397 int safe_location (char *); 398 399 extern int trace; /* Show all commands */ 400 extern int noexec; /* Don't modify disk anywhere */ 401 extern int readonlyfs; /* fail on all write locks; succeed all read locks */ 402 extern int logoff; /* Don't write history entry */ 403 404 405 406 #define LOGMSG_REREAD_NEVER 0 /* do_verify - never reread message */ 407 #define LOGMSG_REREAD_ALWAYS 1 /* do_verify - always reread message */ 408 #define LOGMSG_REREAD_STAT 2 /* do_verify - reread message if changed */ 409 410 /* This header needs the LOGMSG_* defns above. */ 411 #include "parseinfo.h" 412 413 /* This structure holds the global configuration data. */ 414 extern struct config *config; 415 416 #ifdef CLIENT_SUPPORT 417 extern List *dirs_sent_to_server; /* used to decide which "Argument 418 xxx" commands to send to each 419 server in multiroot mode. */ 420 #endif 421 422 extern char *hostname; 423 424 /* Externs that are included directly in the CVS sources */ 425 426 int RCS_merge (RCSNode *, const char *, const char *, const char *, 427 const char *, const char *); 428 /* Flags used by RCS_* functions. See the description of the individual 429 functions for which flags mean what for each function. */ 430 #define RCS_FLAGS_FORCE 1 431 #define RCS_FLAGS_DEAD 2 432 #define RCS_FLAGS_QUIET 4 433 #define RCS_FLAGS_MODTIME 8 434 #define RCS_FLAGS_KEEPFILE 16 435 #define RCS_FLAGS_USETIME 32 436 437 int RCS_exec_rcsdiff (RCSNode *rcsfile, int diff_argc, 438 char * const *diff_argv, const char *options, 439 const char *rev1, const char *rev1_cache, 440 const char *rev2, 441 const char *label1, const char *label2, 442 const char *workfile); 443 int diff_exec (const char *file1, const char *file2, 444 const char *label1, const char *label2, 445 int iargc, char * const *iargv, const char *out); 446 447 448 #include "error.h" 449 450 /* If non-zero, error will use the CVS protocol to report error 451 * messages. This will only be set in the CVS server parent process; 452 * most other code is run via do_cvs_command, which forks off a child 453 * process and packages up its stderr in the protocol. 454 * 455 * This needs to be here rather than in error.h in order to use an unforked 456 * error.h from GNULIB. 457 */ 458 extern int error_use_protocol; 459 460 461 DBM *open_module (void); 462 List *Find_Directories (char *repository, int which, List *entries); 463 void Entries_Close (List *entries); 464 List *Entries_Open (int aflag, char *update_dir); 465 void Subdirs_Known (List *entries); 466 void Subdir_Register (List *, const char *, const char *); 467 void Subdir_Deregister (List *, const char *, const char *); 468 469 void parse_tagdate (char **tag, char **date, const char *input); 470 char *Make_Date (const char *rawdate); 471 char *date_from_time_t (time_t); 472 void date_to_internet (char *, const char *); 473 void date_to_tm (struct tm *, const char *); 474 void tm_to_internet (char *, const struct tm *); 475 char *gmformat_time_t (time_t unixtime); 476 char *format_date_alloc (char *text); 477 478 char *Name_Repository (const char *dir, const char *update_dir); 479 const char *Short_Repository (const char *repository); 480 void Sanitize_Repository_Name (char *repository); 481 482 char *entries_time (time_t unixtime); 483 time_t unix_time_stamp (const char *file); 484 char *time_stamp (const char *file); 485 486 typedef int (*CALLPROC) (const char *repository, const char *value, 487 void *closure); 488 int Parse_Info (const char *infofile, const char *repository, 489 CALLPROC callproc, int opt, void *closure); 490 491 typedef RETSIGTYPE (*SIGCLEANUPPROC) (int); 492 int SIG_register (int sig, SIGCLEANUPPROC sigcleanup); 493 bool isdir (const char *file); 494 bool isfile (const char *file); 495 ssize_t islink (const char *file); 496 bool isdevice (const char *file); 497 bool isreadable (const char *file); 498 bool iswritable (const char *file); 499 bool isaccessible (const char *file, const int mode); 500 const char *last_component (const char *path); 501 char *get_homedir (void); 502 char *strcat_filename_onto_homedir (const char *, const char *); 503 char *cvs_temp_name (void); 504 FILE *cvs_temp_file (char **filename); 505 506 int ls (int argc, char *argv[]); 507 int unlink_file (const char *f); 508 int unlink_file_dir (const char *f); 509 510 int suck (int argc, char *argv[]); 511 512 /* This is the structure that the recursion processor passes to the 513 fileproc to tell it about a particular file. */ 514 struct file_info 515 { 516 /* Name of the file, without any directory component. */ 517 const char *file; 518 519 /* Name of the directory we are in, relative to the directory in 520 which this command was issued. We have cd'd to this directory 521 (either in the working directory or in the repository, depending 522 on which sort of recursion we are doing). If we are in the directory 523 in which the command was issued, this is "". */ 524 const char *update_dir; 525 526 /* update_dir and file put together, with a slash between them as 527 necessary. This is the proper way to refer to the file in user 528 messages. */ 529 const char *fullname; 530 531 /* Name of the directory corresponding to the repository which contains 532 this file. */ 533 const char *repository; 534 535 /* The pre-parsed entries for this directory. */ 536 List *entries; 537 538 RCSNode *rcs; 539 }; 540 541 /* This needs to be included after the struct file_info definition since some 542 * of the functions subr.h defines refer to struct file_info. 543 */ 544 #include "subr.h" 545 546 int update (int argc, char *argv[]); 547 /* The only place this is currently used outside of update.c is add.c. 548 * Restricting its use to update.c seems to be in the best interest of 549 * modularity, but I can't think of a good way to get an update of a 550 * resurrected file done and print the fact otherwise. 551 */ 552 void write_letter (struct file_info *finfo, int letter); 553 int xcmp (const char *file1, const char *file2); 554 void *valloc (size_t bytes); 555 556 int Create_Admin (const char *dir, const char *update_dir, 557 const char *repository, const char *tag, const char *date, 558 int nonbranch, int warn, int dotemplate); 559 int expand_at_signs (const char *, size_t, FILE *); 560 561 /* Locking subsystem (implemented in lock.c). */ 562 563 int Reader_Lock (char *xrepository); 564 void Simple_Lock_Cleanup (void); 565 void Lock_Cleanup (void); 566 567 /* Writelock an entire subtree, well the part specified by ARGC, ARGV, LOCAL, 568 and AFLAG, anyway. */ 569 void lock_tree_promotably (int argc, char **argv, int local, int which, 570 int aflag); 571 572 /* See lock.c for description. */ 573 void lock_dir_for_write (const char *); 574 575 /* Get a write lock for the history file. */ 576 int history_lock (const char *); 577 void clear_history_lock (void); 578 579 /* Get a write lock for the val-tags file. */ 580 int val_tags_lock (const char *); 581 void clear_val_tags_lock (void); 582 583 void Scratch_Entry (List * list, const char *fname); 584 void ParseTag (char **tagp, char **datep, int *nonbranchp); 585 void WriteTag (const char *dir, const char *tag, const char *date, 586 int nonbranch, const char *update_dir, const char *repository); 587 void WriteTemplate (const char *update_dir, int dotemplate, 588 const char *repository); 589 void cat_module (int status); 590 void check_entries (char *dir); 591 void close_module (DBM * db); 592 void copy_file (const char *from, const char *to); 593 void fperrmsg (FILE * fp, int status, int errnum, char *message,...); 594 595 int ign_name (char *name); 596 void ign_add (char *ign, int hold); 597 void ign_add_file (char *file, int hold); 598 void ign_setup (void); 599 void ign_dir_add (char *name); 600 int ignore_directory (const char *name); 601 typedef void (*Ignore_proc) (const char *, const char *); 602 void ignore_files (List *, List *, const char *, Ignore_proc); 603 extern int ign_inhibit_server; 604 605 #include "update.h" 606 607 void make_directories (const char *name); 608 void make_directory (const char *name); 609 int mkdir_if_needed (const char *name); 610 void rename_file (const char *from, const char *to); 611 /* Expand wildcards in each element of (ARGC,ARGV). This is according to the 612 files which exist in the current directory, and accordingly to OS-specific 613 conventions regarding wildcard syntax. It might be desirable to change the 614 former in the future (e.g. "cvs status *.h" including files which don't exist 615 in the working directory). The result is placed in *PARGC and *PARGV; 616 the *PARGV array itself and all the strings it contains are newly 617 malloc'd. It is OK to call it with PARGC == &ARGC or PARGV == &ARGV. */ 618 void expand_wild (int argc, char **argv, 619 int *pargc, char ***pargv); 620 621 /* exithandle.c */ 622 void signals_register (RETSIGTYPE (*handler)(int)); 623 void cleanup_register (void (*handler) (void)); 624 625 void update_delproc (Node * p); 626 void usage (const char *const *cpp); 627 void xchmod (const char *fname, int writable); 628 List *Find_Names (char *repository, int which, int aflag, 629 List ** optentries); 630 void Register (List * list, const char *fname, const char *vn, const char *ts, 631 const char *options, const char *tag, const char *date, 632 const char *ts_conflict); 633 void Update_Logfile (const char *repository, const char *xmessage, 634 FILE *xlogfp, List *xchanges); 635 void do_editor (const char *dir, char **messagep, 636 const char *repository, List *changes); 637 void logmsg_cleanup (int err); 638 639 void do_verify (char **messagep, const char *repository, List *changes); 640 641 typedef int (*CALLBACKPROC) (int argc, char *argv[], char *where, 642 char *mwhere, char *mfile, int shorten, int local_specified, 643 char *omodule, char *msg); 644 645 646 typedef int (*FILEPROC) (void *callerdat, struct file_info *finfo); 647 typedef int (*FILESDONEPROC) (void *callerdat, int err, 648 const char *repository, const char *update_dir, 649 List *entries); 650 typedef Dtype (*DIRENTPROC) (void *callerdat, const char *dir, 651 const char *repos, const char *update_dir, 652 List *entries); 653 typedef int (*DIRLEAVEPROC) (void *callerdat, const char *dir, int err, 654 const char *update_dir, List *entries); 655 656 int mkmodules (char *dir); 657 int init (int argc, char **argv); 658 659 int do_module (DBM * db, char *mname, enum mtype m_type, char *msg, 660 CALLBACKPROC callback_proc, char *where, int shorten, 661 int local_specified, int run_module_prog, int build_dirs, 662 char *extra_arg); 663 void history_write (int type, const char *update_dir, const char *revs, 664 const char *name, const char *repository); 665 int start_recursion (FILEPROC fileproc, FILESDONEPROC filesdoneproc, 666 DIRENTPROC direntproc, DIRLEAVEPROC dirleaveproc, 667 void *callerdat, 668 int argc, char *argv[], int local, int which, 669 int aflag, int locktype, char *update_preload, 670 int dosrcs, char *repository); 671 void SIG_beginCrSect (void); 672 void SIG_endCrSect (void); 673 int SIG_inCrSect (void); 674 void read_cvsrc (int *argc, char ***argv, const char *cmdname); 675 676 /* flags for run_exec(), the fast system() for CVS */ 677 #define RUN_NORMAL 0x0000 /* no special behaviour */ 678 #define RUN_COMBINED 0x0001 /* stdout is duped to stderr */ 679 #define RUN_REALLY 0x0002 /* do the exec, even if noexec is on */ 680 #define RUN_STDOUT_APPEND 0x0004 /* append to stdout, don't truncate */ 681 #define RUN_STDERR_APPEND 0x0008 /* append to stderr, don't truncate */ 682 #define RUN_SIGIGNORE 0x0010 /* ignore interrupts for command */ 683 #define RUN_TTY (char *)0 /* for the benefit of lint */ 684 685 void run_add_arg_p (int *, size_t *, char ***, const char *s); 686 void run_arg_free_p (int, char **); 687 void run_add_arg (const char *s); 688 void run_print (FILE * fp); 689 void run_setup (const char *prog); 690 int run_exec (const char *stin, const char *stout, const char *sterr, 691 int flags); 692 int run_piped (int *, int *); 693 694 /* other similar-minded stuff from run.c. */ 695 FILE *run_popen (const char *, const char *); 696 int piped_child (char *const *, int *, int *, bool); 697 void close_on_exec (int); 698 699 pid_t waitpid (pid_t, int *, int); 700 701 /* 702 * a struct vers_ts contains all the information about a file including the 703 * user and rcs file names, and the version checked out and the head. 704 * 705 * this is usually obtained from a call to Version_TS which takes a 706 * tag argument for the RCS file if desired 707 */ 708 struct vers_ts 709 { 710 /* rcs version user file derives from, from CVS/Entries. 711 It can have the following special values: 712 713 NULL = file is not mentioned in Entries (this is also used for a 714 directory). 715 "" = INVALID! The comment used to say that it meant "no user file" 716 but as far as I know CVS didn't actually use it that way. 717 Note that according to cvs.texinfo, "" is not valid in the 718 Entries file. 719 0 = user file is new 720 -vers = user file to be removed. */ 721 char *vn_user; 722 723 /* Numeric revision number corresponding to ->vn_tag (->vn_tag 724 will often be symbolic). */ 725 char *vn_rcs; 726 /* If ->tag is a simple tag in the RCS file--a tag which really 727 exists which is not a magic revision--and if ->date is NULL, 728 then this is a copy of ->tag. Otherwise, it is a copy of 729 ->vn_rcs. */ 730 char *vn_tag; 731 732 /* This is the timestamp from stating the file in the working directory. 733 It is NULL if there is no file in the working directory. It is 734 "Is-modified" if we know the file is modified but don't have its 735 contents. */ 736 char *ts_user; 737 /* Timestamp from CVS/Entries. For the server, ts_user and ts_rcs 738 are computed in a slightly different way, but the fact remains that 739 if they are equal the file in the working directory is unmodified 740 and if they differ it is modified. */ 741 char *ts_rcs; 742 743 /* Options from CVS/Entries (keyword expansion), malloc'd. If none, 744 then it is an empty string (never NULL). */ 745 char *options; 746 747 /* If non-NULL, there was a conflict (or merely a merge? See merge_file) 748 and the time stamp in this field is the time stamp of the working 749 directory file which was created with the conflict markers in it. 750 This is from CVS/Entries. */ 751 char *ts_conflict; 752 753 /* Tag specified on the command line, or if none, tag stored in 754 CVS/Entries. */ 755 char *tag; 756 /* Date specified on the command line, or if none, date stored in 757 CVS/Entries. */ 758 char *date; 759 /* If this is 1, then tag is not a branch tag. If this is 0, then 760 tag may or may not be a branch tag. */ 761 int nonbranch; 762 763 /* Pointer to entries file node */ 764 Entnode *entdata; 765 766 /* Pointer to parsed src file info */ 767 RCSNode *srcfile; 768 }; 769 typedef struct vers_ts Vers_TS; 770 771 Vers_TS *Version_TS (struct file_info *finfo, char *options, char *tag, 772 char *date, int force_tag_match, 773 int set_time); 774 void freevers_ts (Vers_TS ** versp); 775 776 /* Miscellaneous CVS infrastructure which layers on top of the recursion 777 processor (for example, needs struct file_info). */ 778 779 int Checkin (int type, struct file_info *finfo, char *rev, 780 char *tag, char *options, char *message); 781 int No_Difference (struct file_info *finfo, Vers_TS *vers); 782 /* TODO: can the finfo argument to special_file_mismatch be changed? -twp */ 783 int special_file_mismatch (struct file_info *finfo, 784 char *rev1, char *rev2); 785 786 /* CVSADM_BASEREV stuff, from entries.c. */ 787 char *base_get (struct file_info *); 788 void base_register (struct file_info *, char *); 789 void base_deregister (struct file_info *); 790 791 /* 792 * defines for Classify_File() to determine the current state of a file. 793 * These are also used as types in the data field for the list we make for 794 * Update_Logfile in commit, import, and add. 795 */ 796 enum classify_type 797 { 798 T_UNKNOWN = 1, /* no old-style analog existed */ 799 T_CONFLICT, /* C (conflict) list */ 800 T_NEEDS_MERGE, /* G (needs merging) list */ 801 T_MODIFIED, /* M (needs checked in) list */ 802 T_CHECKOUT, /* O (needs checkout) list */ 803 T_ADDED, /* A (added file) list */ 804 T_REMOVED, /* R (removed file) list */ 805 T_REMOVE_ENTRY, /* W (removed entry) list */ 806 T_UPTODATE, /* File is up-to-date */ 807 T_PATCH, /* P Like C, but can patch */ 808 T_TITLE /* title for node type */ 809 }; 810 typedef enum classify_type Ctype; 811 812 Ctype Classify_File (struct file_info *finfo, char *tag, char *date, char *options, 813 int force_tag_match, int aflag, Vers_TS **versp, int pipeout); 814 815 /* 816 * structure used for list nodes passed to Update_Logfile() and 817 * do_editor(). 818 */ 819 struct logfile_info 820 { 821 enum classify_type type; 822 char *tag; 823 char *rev_old; /* rev number before a commit/modify, 824 NULL for add or import */ 825 char *rev_new; /* rev number after a commit/modify, 826 add, or import, NULL for remove */ 827 }; 828 829 /* Wrappers. */ 830 831 typedef enum { WRAP_MERGE, WRAP_COPY } WrapMergeMethod; 832 typedef enum { 833 /* -t and -f wrapper options. Treating directories as single files. */ 834 WRAP_TOCVS, 835 WRAP_FROMCVS, 836 /* -k wrapper option. Default keyword expansion options. */ 837 WRAP_RCSOPTION 838 } WrapMergeHas; 839 840 void wrap_setup (void); 841 int wrap_name_has (const char *name,WrapMergeHas has); 842 char *wrap_rcsoption (const char *fileName, int asFlag); 843 char *wrap_tocvs_process_file (const char *fileName); 844 int wrap_merge_is_copy (const char *fileName); 845 void wrap_fromcvs_process_file (const char *fileName); 846 void wrap_add_file (const char *file,int temp); 847 void wrap_add (char *line,int temp); 848 void wrap_send (void); 849 #if defined(SERVER_SUPPORT) || defined(CLIENT_SUPPORT) 850 void wrap_unparse_rcs_options (char **, int); 851 #endif /* SERVER_SUPPORT || CLIENT_SUPPORT */ 852 853 /* Pathname expansion */ 854 char *expand_path (const char *name, const char *cvsroot, bool formatsafe, 855 const char *file, int line); 856 857 /* User variables. */ 858 extern List *variable_list; 859 860 void variable_set (char *nameval); 861 862 int watch (int argc, char **argv); 863 int edit (int argc, char **argv); 864 int unedit (int argc, char **argv); 865 int editors (int argc, char **argv); 866 int watchers (int argc, char **argv); 867 int annotate (int argc, char **argv); 868 int add (int argc, char **argv); 869 int admin (int argc, char **argv); 870 int checkout (int argc, char **argv); 871 int commit (int argc, char **argv); 872 int diff (int argc, char **argv); 873 int history (int argc, char **argv); 874 int import (int argc, char **argv); 875 int cvslog (int argc, char **argv); 876 #ifdef AUTH_CLIENT_SUPPORT 877 /* Some systems (namely Mac OS X) have conflicting definitions for these 878 * functions. Avoid them. 879 */ 880 #ifdef HAVE_LOGIN 881 # define login cvs_login 882 #endif /* HAVE_LOGIN */ 883 #ifdef HAVE_LOGOUT 884 # define logout cvs_logout 885 #endif /* HAVE_LOGOUT */ 886 int login (int argc, char **argv); 887 int logout (int argc, char **argv); 888 #endif /* AUTH_CLIENT_SUPPORT */ 889 int patch (int argc, char **argv); 890 int release (int argc, char **argv); 891 int cvsremove (int argc, char **argv); 892 int rtag (int argc, char **argv); 893 int cvsstatus (int argc, char **argv); 894 int cvstag (int argc, char **argv); 895 int version (int argc, char **argv); 896 897 unsigned long int lookup_command_attribute (const char *); 898 899 #if defined(AUTH_CLIENT_SUPPORT) || defined(AUTH_SERVER_SUPPORT) 900 char *scramble (char *str); 901 char *descramble (char *str); 902 #endif /* AUTH_CLIENT_SUPPORT || AUTH_SERVER_SUPPORT */ 903 904 #ifdef AUTH_CLIENT_SUPPORT 905 char *get_cvs_password (void); 906 /* get_cvs_port_number() is not pure since the /etc/services file could change 907 * between calls. */ 908 int get_cvs_port_number (const cvsroot_t *root); 909 /* normalize_cvsroot() is not pure since it calls get_cvs_port_number. */ 910 char *normalize_cvsroot (const cvsroot_t *root) 911 __attribute__ ((__malloc__)); 912 #endif /* AUTH_CLIENT_SUPPORT */ 913 914 void tag_check_valid (const char *, int, char **, int, int, char *, bool); 915 916 #include "server.h" 917 918 /* From server.c and documented there. */ 919 void cvs_output (const char *, size_t); 920 void cvs_output_binary (char *, size_t); 921 void cvs_outerr (const char *, size_t); 922 void cvs_flusherr (void); 923 void cvs_flushout (void); 924 void cvs_output_tagged (const char *, const char *); 925 926 extern const char *global_session_id; 927 928 /* From find_names.c. */ 929 List *find_files (const char *dir, const char *pat); 930