2 * Copyright (C) 1986-2005 The Free Software Foundation, Inc.
4 * Portions Copyright (C) 1998-2005 Derek Price, Ximbiot <http://ximbiot.com>,
7 * Portions Copyright (C) 1992, Brian Berliner and Jeff Polk
8 * Portions Copyright (C) 1989-1992, Brian Berliner
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.
15 * basic information used in all source files
21 # include <config.h> /* this is stuff found via autoconf */
24 /* Add GNU attribute suppport. */
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 */
30 # if __GNUC__ == 2 && __GNUC_MINOR__ < 96
31 # define __pure__ /* empty */
34 # define __malloc__ /* empty */
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
45 #endif /* __attribute__ */
47 /* Some GNULIB headers require that we include system headers first. */
50 /* begin GNULIB headers */
57 #include "stat-macros.h"
59 #include "unlocked-io.h"
62 #include "xreadlink.h"
64 /* end GNULIB headers */
68 #endif /* ! STDC_HEADERS */
70 /* Under OS/2, <stdio.h> doesn't define popen()/pclose(). */
76 /* If the system doesn't provide strerror, it won't be declared in
86 #if defined(SERVER_SUPPORT) || defined(CLIENT_SUPPORT)
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.
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. */
113 #ifdef USE_VMS_FILENAMES
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 */
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 */
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.
154 See fileattr.h for details about file attributes, the only thing stored
155 in CVSREP currently. */
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.
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_PASSWD "passwd"
174 #define CVSROOTADM_POSTADMIN "postadmin"
175 #define CVSROOTADM_POSTPROXY "postproxy"
176 #define CVSROOTADM_POSTTAG "posttag"
177 #define CVSROOTADM_POSTWATCH "postwatch"
178 #define CVSROOTADM_PREPROXY "preproxy"
179 #define CVSROOTADM_RCSINFO "rcsinfo"
180 #define CVSROOTADM_READERS "readers"
181 #define CVSROOTADM_TAGINFO "taginfo"
182 #define CVSROOTADM_USERS "users"
183 #define CVSROOTADM_VALTAGS "val-tags"
184 #define CVSROOTADM_VERIFYMSG "verifymsg"
185 #define CVSROOTADM_WRAPPER "cvswrappers"
186 #define CVSROOTADM_WRITERS "writers"
188 #define CVSNULLREPOS "Emptydir" /* an empty directory */
190 /* Other CVS file names */
192 /* Files go in the attic if the head main branch revision is dead,
193 otherwise they go in the regular repository directories. The whole
194 concept of having an attic is sort of a relic from before death
195 support but on the other hand, it probably does help the speed of
196 some operations (such as main branch checkouts and updates). */
197 #define CVSATTIC "Attic"
199 #define CVSLCK "#cvs.lock"
200 #define CVSHISTORYLCK "#cvs.history.lock"
201 #define CVSVALTAGSLCK "#cvs.val-tags.lock"
202 #define CVSRFL "#cvs.rfl"
203 #define CVSPFL "#cvs.pfl"
204 #define CVSWFL "#cvs.wfl"
205 #define CVSPFLPAT "#cvs.pfl.*" /* wildcard expr to match plocks */
206 #define CVSRFLPAT "#cvs.rfl.*" /* wildcard expr to match read locks */
207 #define CVSEXT_LOG ",t"
208 #define CVSPREFIX ",,"
209 #define CVSDOTIGNORE ".cvsignore"
210 #define CVSDOTWRAPPER ".cvswrappers"
212 /* Command attributes -- see function lookup_command_attribute(). */
213 #define CVS_CMD_IGNORE_ADMROOT 1
215 /* Set if CVS needs to create a CVS/Root file upon completion of this
216 command. The name may be slightly confusing, because the flag
217 isn't really as general purpose as it seems (it is not set for cvs
220 #define CVS_CMD_USES_WORK_DIR 2
222 #define CVS_CMD_MODIFIES_REPOSITORY 4
224 /* miscellaneous CVS defines */
226 /* This is the string which is at the start of the non-log-message lines
227 that we put up for the user when they edit the log message. */
228 #define CVSEDITPREFIX "CVS: "
229 /* Number of characters in CVSEDITPREFIX to compare when deciding to strip
230 off those lines. We don't check for the space, to accomodate users who
231 have editors which strip trailing spaces. */
232 #define CVSEDITPREFIXLEN 4
234 #define CVSLCKAGE (60*60) /* 1-hour old lock files cleaned up */
235 #define CVSLCKSLEEP 30 /* wait 30 seconds before retrying */
236 #define CVSBRANCH "1.1.1" /* RCS branch used for vendor srcs */
238 #ifdef USE_VMS_FILENAMES
239 # define BAKPREFIX "_$"
240 #else /* USE_VMS_FILENAMES */
241 # define BAKPREFIX ".#" /* when rcsmerge'ing */
242 #endif /* USE_VMS_FILENAMES */
245 * Special tags. -rHEAD refers to the head of an RCS file, regardless of any
246 * sticky tags. -rBASE refers to the current revision the user has checked
247 * out This mimics the behaviour of RCS.
249 #define TAG_HEAD "HEAD"
250 #define TAG_BASE "BASE"
252 /* Environment variable used by CVS */
253 #define CVSREAD_ENV "CVSREAD" /* make files read-only */
254 #define CVSREAD_DFLT 0 /* writable files by default */
256 #define CVSREADONLYFS_ENV "CVSREADONLYFS" /* repository is read-only */
258 #define TMPDIR_ENV "TMPDIR" /* Temporary directory */
259 #define CVS_PID_ENV "CVS_PID" /* pid of running cvs */
261 #define EDITOR1_ENV "CVSEDITOR" /* which editor to use */
262 #define EDITOR2_ENV "VISUAL" /* which editor to use */
263 #define EDITOR3_ENV "EDITOR" /* which editor to use */
265 #define CVSROOT_ENV "CVSROOT" /* source directory root */
266 /* Define CVSROOT_DFLT to a fallback value for CVSROOT.
271 #define IGNORE_ENV "CVSIGNORE" /* More files to ignore */
272 #define WRAPPER_ENV "CVSWRAPPERS" /* name of the wrapper file */
274 #define CVSUMASK_ENV "CVSUMASK" /* Effective umask for repository */
277 * If the beginning of the Repository matches the following string, strip it
278 * so that the output to the logfile does not contain a full pathname.
280 * If the CVSROOT environment variable is set, it overrides this define.
282 #define REPOS_STRIP "/master/"
284 /* Large enough to hold DATEFORM. Not an arbitrary limit as long as
285 it is used for that purpose, and not to hold a string from the
286 command line, the client, etc. */
287 #define MAXDATELEN 50
289 /* The type of an entnode. */
295 /* structure of a entry record */
302 /* Timestamp, or "" if none (never NULL). */
305 /* Keyword expansion options, or "" if none (never NULL). */
312 typedef struct entnode Entnode;
314 /* The type of request that is being done in do_module() */
317 CHECKOUT, TAG, PATCH, EXPORT, MISC
321 * structure used for list-private storage by Entries_Open() and
322 * Version_TS() and Find_Directories().
326 /* These fields pass sticky tag information from Entries_Open() to
333 /* This field is set by Entries_Open() if there was subdirectory
334 information; Find_Directories() uses it to see whether it needs
335 to scan the directory itself. */
339 /* Flags for find_{names,dirs} routines */
340 #define W_LOCAL 0x01 /* look for files locally */
341 #define W_REPOS 0x02 /* look for files in the repository */
342 #define W_ATTIC 0x04 /* look for files in the attic */
344 /* Flags for return values of direnter procs for the recursion processor */
347 R_PROCESS = 1, /* process files and maybe dirs */
348 R_SKIP_FILES, /* don't process files in this dir */
349 R_SKIP_DIRS, /* don't process sub-dirs */
350 R_SKIP_ALL /* don't process files or dirs */
352 #ifdef ENUMS_CAN_BE_TROUBLE
355 typedef enum direnter_type Dtype;
358 /* Recursion processor lock types */
359 #define CVS_LOCK_NONE 0
360 #define CVS_LOCK_READ 1
361 #define CVS_LOCK_WRITE 2
363 /* Option flags for Parse_Info() */
364 #define PIOPT_ALL 1 /* accept "all" keyword */
366 extern const char *program_name, *program_path, *cvs_cmd_name;
368 extern int cvsadmin_root;
370 extern int really_quiet, quiet;
371 extern int use_editor;
373 extern mode_t cvsumask;
375 /* Temp dir abstraction. */
377 const char *get_cvs_tmp_dir (void);
378 /* From filesubr.c. */
379 const char *get_system_temp_dir (void);
380 void push_env_temp_dir (void);
383 /* This global variable holds the global -d option. It is NULL if -d
384 was not used, which means that we must get the CVSroot information
385 from the CVSROOT environment variable or from a CVS/Root file. */
386 extern char *CVSroot_cmdline;
388 /* This variable keeps track of all of the CVSROOT directories that
389 * have been seen by the client.
391 extern List *root_directories;
393 char *emptydir_name (void);
394 int safe_location (char *);
396 extern int trace; /* Show all commands */
397 extern int noexec; /* Don't modify disk anywhere */
398 extern int readonlyfs; /* fail on all write locks; succeed all read locks */
399 extern int logoff; /* Don't write history entry */
403 #define LOGMSG_REREAD_NEVER 0 /* do_verify - never reread message */
404 #define LOGMSG_REREAD_ALWAYS 1 /* do_verify - always reread message */
405 #define LOGMSG_REREAD_STAT 2 /* do_verify - reread message if changed */
407 /* This header needs the LOGMSG_* defns above. */
408 #include "parseinfo.h"
410 /* This structure holds the global configuration data. */
411 extern struct config *config;
413 #ifdef CLIENT_SUPPORT
414 extern List *dirs_sent_to_server; /* used to decide which "Argument
415 xxx" commands to send to each
416 server in multiroot mode. */
419 extern char *hostname;
421 /* Externs that are included directly in the CVS sources */
423 int RCS_merge (RCSNode *, const char *, const char *, const char *,
424 const char *, const char *);
425 /* Flags used by RCS_* functions. See the description of the individual
426 functions for which flags mean what for each function. */
427 #define RCS_FLAGS_FORCE 1
428 #define RCS_FLAGS_DEAD 2
429 #define RCS_FLAGS_QUIET 4
430 #define RCS_FLAGS_MODTIME 8
431 #define RCS_FLAGS_KEEPFILE 16
432 #define RCS_FLAGS_USETIME 32
434 int RCS_exec_rcsdiff (RCSNode *rcsfile, int diff_argc,
435 char * const *diff_argv, const char *options,
436 const char *rev1, const char *rev1_cache,
438 const char *label1, const char *label2,
439 const char *workfile);
440 int diff_exec (const char *file1, const char *file2,
441 const char *label1, const char *label2,
442 int iargc, char * const *iargv, const char *out);
447 /* If non-zero, error will use the CVS protocol to report error
448 * messages. This will only be set in the CVS server parent process;
449 * most other code is run via do_cvs_command, which forks off a child
450 * process and packages up its stderr in the protocol.
452 * This needs to be here rather than in error.h in order to use an unforked
453 * error.h from GNULIB.
455 extern int error_use_protocol;
458 DBM *open_module (void);
459 List *Find_Directories (char *repository, int which, List *entries);
460 void Entries_Close (List *entries);
461 List *Entries_Open (int aflag, char *update_dir);
462 void Subdirs_Known (List *entries);
463 void Subdir_Register (List *, const char *, const char *);
464 void Subdir_Deregister (List *, const char *, const char *);
466 void parse_tagdate (char **tag, char **date, const char *input);
467 char *Make_Date (const char *rawdate);
468 char *date_from_time_t (time_t);
469 void date_to_internet (char *, const char *);
470 void date_to_tm (struct tm *, const char *);
471 void tm_to_internet (char *, const struct tm *);
472 char *gmformat_time_t (time_t unixtime);
473 char *format_date_alloc (char *text);
475 char *Name_Repository (const char *dir, const char *update_dir);
476 const char *Short_Repository (const char *repository);
477 void Sanitize_Repository_Name (char *repository);
479 char *entries_time (time_t unixtime);
480 time_t unix_time_stamp (const char *file);
481 char *time_stamp (const char *file);
483 typedef int (*CALLPROC) (const char *repository, const char *value,
485 int Parse_Info (const char *infofile, const char *repository,
486 CALLPROC callproc, int opt, void *closure);
488 typedef RETSIGTYPE (*SIGCLEANUPPROC) (int);
489 int SIG_register (int sig, SIGCLEANUPPROC sigcleanup);
490 bool isdir (const char *file);
491 bool isfile (const char *file);
492 ssize_t islink (const char *file);
493 bool isdevice (const char *file);
494 bool isreadable (const char *file);
495 bool iswritable (const char *file);
496 bool isaccessible (const char *file, const int mode);
497 const char *last_component (const char *path);
498 char *get_homedir (void);
499 char *strcat_filename_onto_homedir (const char *, const char *);
500 char *cvs_temp_name (void);
501 FILE *cvs_temp_file (char **filename);
503 int ls (int argc, char *argv[]);
504 int unlink_file (const char *f);
505 int unlink_file_dir (const char *f);
507 /* This is the structure that the recursion processor passes to the
508 fileproc to tell it about a particular file. */
511 /* Name of the file, without any directory component. */
514 /* Name of the directory we are in, relative to the directory in
515 which this command was issued. We have cd'd to this directory
516 (either in the working directory or in the repository, depending
517 on which sort of recursion we are doing). If we are in the directory
518 in which the command was issued, this is "". */
519 const char *update_dir;
521 /* update_dir and file put together, with a slash between them as
522 necessary. This is the proper way to refer to the file in user
524 const char *fullname;
526 /* Name of the directory corresponding to the repository which contains
528 const char *repository;
530 /* The pre-parsed entries for this directory. */
536 /* This needs to be included after the struct file_info definition since some
537 * of the functions subr.h defines refer to struct file_info.
541 int update (int argc, char *argv[]);
542 /* The only place this is currently used outside of update.c is add.c.
543 * Restricting its use to update.c seems to be in the best interest of
544 * modularity, but I can't think of a good way to get an update of a
545 * resurrected file done and print the fact otherwise.
547 void write_letter (struct file_info *finfo, int letter);
548 int xcmp (const char *file1, const char *file2);
549 void *valloc (size_t bytes);
551 int Create_Admin (const char *dir, const char *update_dir,
552 const char *repository, const char *tag, const char *date,
553 int nonbranch, int warn, int dotemplate);
554 int expand_at_signs (const char *, size_t, FILE *);
556 /* Locking subsystem (implemented in lock.c). */
558 int Reader_Lock (char *xrepository);
559 void Simple_Lock_Cleanup (void);
560 void Lock_Cleanup (void);
562 /* Writelock an entire subtree, well the part specified by ARGC, ARGV, LOCAL,
563 and AFLAG, anyway. */
564 void lock_tree_promotably (int argc, char **argv, int local, int which,
567 /* See lock.c for description. */
568 void lock_dir_for_write (const char *);
570 /* Get a write lock for the history file. */
571 int history_lock (const char *);
572 void clear_history_lock (void);
574 /* Get a write lock for the val-tags file. */
575 int val_tags_lock (const char *);
576 void clear_val_tags_lock (void);
578 void Scratch_Entry (List * list, const char *fname);
579 void ParseTag (char **tagp, char **datep, int *nonbranchp);
580 void WriteTag (const char *dir, const char *tag, const char *date,
581 int nonbranch, const char *update_dir, const char *repository);
582 void WriteTemplate (const char *update_dir, int dotemplate,
583 const char *repository);
584 void cat_module (int status);
585 void check_entries (char *dir);
586 void close_module (DBM * db);
587 void copy_file (const char *from, const char *to);
588 void fperrmsg (FILE * fp, int status, int errnum, char *message,...);
590 int ign_name (char *name);
591 void ign_add (char *ign, int hold);
592 void ign_add_file (char *file, int hold);
593 void ign_setup (void);
594 void ign_dir_add (char *name);
595 int ignore_directory (const char *name);
596 typedef void (*Ignore_proc) (const char *, const char *);
597 void ignore_files (List *, List *, const char *, Ignore_proc);
598 extern int ign_inhibit_server;
602 void make_directories (const char *name);
603 void make_directory (const char *name);
604 int mkdir_if_needed (const char *name);
605 void rename_file (const char *from, const char *to);
606 /* Expand wildcards in each element of (ARGC,ARGV). This is according to the
607 files which exist in the current directory, and accordingly to OS-specific
608 conventions regarding wildcard syntax. It might be desirable to change the
609 former in the future (e.g. "cvs status *.h" including files which don't exist
610 in the working directory). The result is placed in *PARGC and *PARGV;
611 the *PARGV array itself and all the strings it contains are newly
612 malloc'd. It is OK to call it with PARGC == &ARGC or PARGV == &ARGV. */
613 void expand_wild (int argc, char **argv,
614 int *pargc, char ***pargv);
617 void signals_register (RETSIGTYPE (*handler)(int));
618 void cleanup_register (void (*handler) (void));
620 void update_delproc (Node * p);
621 void usage (const char *const *cpp);
622 void xchmod (const char *fname, int writable);
623 List *Find_Names (char *repository, int which, int aflag,
625 void Register (List * list, const char *fname, const char *vn, const char *ts,
626 const char *options, const char *tag, const char *date,
627 const char *ts_conflict);
628 void Update_Logfile (const char *repository, const char *xmessage,
629 FILE *xlogfp, List *xchanges);
630 void do_editor (const char *dir, char **messagep,
631 const char *repository, List *changes);
633 void do_verify (char **messagep, const char *repository, List *changes);
635 typedef int (*CALLBACKPROC) (int argc, char *argv[], char *where,
636 char *mwhere, char *mfile, int shorten, int local_specified,
637 char *omodule, char *msg);
640 typedef int (*FILEPROC) (void *callerdat, struct file_info *finfo);
641 typedef int (*FILESDONEPROC) (void *callerdat, int err,
642 const char *repository, const char *update_dir,
644 typedef Dtype (*DIRENTPROC) (void *callerdat, const char *dir,
645 const char *repos, const char *update_dir,
647 typedef int (*DIRLEAVEPROC) (void *callerdat, const char *dir, int err,
648 const char *update_dir, List *entries);
650 int mkmodules (char *dir);
651 int init (int argc, char **argv);
653 int do_module (DBM * db, char *mname, enum mtype m_type, char *msg,
654 CALLBACKPROC callback_proc, char *where, int shorten,
655 int local_specified, int run_module_prog, int build_dirs,
657 void history_write (int type, const char *update_dir, const char *revs,
658 const char *name, const char *repository);
659 int start_recursion (FILEPROC fileproc, FILESDONEPROC filesdoneproc,
660 DIRENTPROC direntproc, DIRLEAVEPROC dirleaveproc,
662 int argc, char *argv[], int local, int which,
663 int aflag, int locktype, char *update_preload,
664 int dosrcs, char *repository);
665 void SIG_beginCrSect (void);
666 void SIG_endCrSect (void);
667 int SIG_inCrSect (void);
668 void read_cvsrc (int *argc, char ***argv, const char *cmdname);
670 /* flags for run_exec(), the fast system() for CVS */
671 #define RUN_NORMAL 0x0000 /* no special behaviour */
672 #define RUN_COMBINED 0x0001 /* stdout is duped to stderr */
673 #define RUN_REALLY 0x0002 /* do the exec, even if noexec is on */
674 #define RUN_STDOUT_APPEND 0x0004 /* append to stdout, don't truncate */
675 #define RUN_STDERR_APPEND 0x0008 /* append to stderr, don't truncate */
676 #define RUN_SIGIGNORE 0x0010 /* ignore interrupts for command */
677 #define RUN_TTY (char *)0 /* for the benefit of lint */
679 void run_add_arg_p (int *, size_t *, char ***, const char *s);
680 void run_arg_free_p (int, char **);
681 void run_add_arg (const char *s);
682 void run_print (FILE * fp);
683 void run_setup (const char *prog);
684 int run_exec (const char *stin, const char *stout, const char *sterr,
686 int run_piped (int *, int *);
688 /* other similar-minded stuff from run.c. */
689 FILE *run_popen (const char *, const char *);
690 int piped_child (char *const *, int *, int *, bool);
691 void close_on_exec (int);
693 pid_t waitpid (pid_t, int *, int);
696 * a struct vers_ts contains all the information about a file including the
697 * user and rcs file names, and the version checked out and the head.
699 * this is usually obtained from a call to Version_TS which takes a
700 * tag argument for the RCS file if desired
704 /* rcs version user file derives from, from CVS/Entries.
705 It can have the following special values:
707 NULL = file is not mentioned in Entries (this is also used for a
709 "" = INVALID! The comment used to say that it meant "no user file"
710 but as far as I know CVS didn't actually use it that way.
711 Note that according to cvs.texinfo, "" is not valid in the
714 -vers = user file to be removed. */
717 /* Numeric revision number corresponding to ->vn_tag (->vn_tag
718 will often be symbolic). */
720 /* If ->tag is a simple tag in the RCS file--a tag which really
721 exists which is not a magic revision--and if ->date is NULL,
722 then this is a copy of ->tag. Otherwise, it is a copy of
726 /* This is the timestamp from stating the file in the working directory.
727 It is NULL if there is no file in the working directory. It is
728 "Is-modified" if we know the file is modified but don't have its
731 /* Timestamp from CVS/Entries. For the server, ts_user and ts_rcs
732 are computed in a slightly different way, but the fact remains that
733 if they are equal the file in the working directory is unmodified
734 and if they differ it is modified. */
737 /* Options from CVS/Entries (keyword expansion), malloc'd. If none,
738 then it is an empty string (never NULL). */
741 /* If non-NULL, there was a conflict (or merely a merge? See merge_file)
742 and the time stamp in this field is the time stamp of the working
743 directory file which was created with the conflict markers in it.
744 This is from CVS/Entries. */
747 /* Tag specified on the command line, or if none, tag stored in
750 /* Date specified on the command line, or if none, date stored in
753 /* If this is 1, then tag is not a branch tag. If this is 0, then
754 tag may or may not be a branch tag. */
757 /* Pointer to entries file node */
760 /* Pointer to parsed src file info */
763 typedef struct vers_ts Vers_TS;
765 Vers_TS *Version_TS (struct file_info *finfo, char *options, char *tag,
766 char *date, int force_tag_match,
768 void freevers_ts (Vers_TS ** versp);
770 /* Miscellaneous CVS infrastructure which layers on top of the recursion
771 processor (for example, needs struct file_info). */
773 int Checkin (int type, struct file_info *finfo, char *rev,
774 char *tag, char *options, char *message);
775 int No_Difference (struct file_info *finfo, Vers_TS *vers);
776 /* TODO: can the finfo argument to special_file_mismatch be changed? -twp */
777 int special_file_mismatch (struct file_info *finfo,
778 char *rev1, char *rev2);
780 /* CVSADM_BASEREV stuff, from entries.c. */
781 char *base_get (struct file_info *);
782 void base_register (struct file_info *, char *);
783 void base_deregister (struct file_info *);
786 * defines for Classify_File() to determine the current state of a file.
787 * These are also used as types in the data field for the list we make for
788 * Update_Logfile in commit, import, and add.
792 T_UNKNOWN = 1, /* no old-style analog existed */
793 T_CONFLICT, /* C (conflict) list */
794 T_NEEDS_MERGE, /* G (needs merging) list */
795 T_MODIFIED, /* M (needs checked in) list */
796 T_CHECKOUT, /* O (needs checkout) list */
797 T_ADDED, /* A (added file) list */
798 T_REMOVED, /* R (removed file) list */
799 T_REMOVE_ENTRY, /* W (removed entry) list */
800 T_UPTODATE, /* File is up-to-date */
801 T_PATCH, /* P Like C, but can patch */
802 T_TITLE /* title for node type */
804 typedef enum classify_type Ctype;
806 Ctype Classify_File (struct file_info *finfo, char *tag, char *date, char *options,
807 int force_tag_match, int aflag, Vers_TS **versp, int pipeout);
810 * structure used for list nodes passed to Update_Logfile() and
815 enum classify_type type;
817 char *rev_old; /* rev number before a commit/modify,
818 NULL for add or import */
819 char *rev_new; /* rev number after a commit/modify,
820 add, or import, NULL for remove */
825 typedef enum { WRAP_MERGE, WRAP_COPY } WrapMergeMethod;
827 /* -t and -f wrapper options. Treating directories as single files. */
830 /* -k wrapper option. Default keyword expansion options. */
834 void wrap_setup (void);
835 int wrap_name_has (const char *name,WrapMergeHas has);
836 char *wrap_rcsoption (const char *fileName, int asFlag);
837 char *wrap_tocvs_process_file (const char *fileName);
838 int wrap_merge_is_copy (const char *fileName);
839 void wrap_fromcvs_process_file (const char *fileName);
840 void wrap_add_file (const char *file,int temp);
841 void wrap_add (char *line,int temp);
842 void wrap_send (void);
843 #if defined(SERVER_SUPPORT) || defined(CLIENT_SUPPORT)
844 void wrap_unparse_rcs_options (char **, int);
845 #endif /* SERVER_SUPPORT || CLIENT_SUPPORT */
847 /* Pathname expansion */
848 char *expand_path (const char *name, const char *cvsroot, bool formatsafe,
849 const char *file, int line);
851 /* User variables. */
852 extern List *variable_list;
854 void variable_set (char *nameval);
856 int watch (int argc, char **argv);
857 int edit (int argc, char **argv);
858 int unedit (int argc, char **argv);
859 int editors (int argc, char **argv);
860 int watchers (int argc, char **argv);
861 int annotate (int argc, char **argv);
862 int add (int argc, char **argv);
863 int admin (int argc, char **argv);
864 int checkout (int argc, char **argv);
865 int commit (int argc, char **argv);
866 int diff (int argc, char **argv);
867 int history (int argc, char **argv);
868 int import (int argc, char **argv);
869 int cvslog (int argc, char **argv);
870 #ifdef AUTH_CLIENT_SUPPORT
871 /* Some systems (namely Mac OS X) have conflicting definitions for these
872 * functions. Avoid them.
875 # define login cvs_login
876 #endif /* HAVE_LOGIN */
878 # define logout cvs_logout
879 #endif /* HAVE_LOGOUT */
880 int login (int argc, char **argv);
881 int logout (int argc, char **argv);
882 #endif /* AUTH_CLIENT_SUPPORT */
883 int patch (int argc, char **argv);
884 int release (int argc, char **argv);
885 int cvsremove (int argc, char **argv);
886 int rtag (int argc, char **argv);
887 int cvsstatus (int argc, char **argv);
888 int cvstag (int argc, char **argv);
889 int version (int argc, char **argv);
891 unsigned long int lookup_command_attribute (const char *);
893 #if defined(AUTH_CLIENT_SUPPORT) || defined(AUTH_SERVER_SUPPORT)
894 char *scramble (char *str);
895 char *descramble (char *str);
896 #endif /* AUTH_CLIENT_SUPPORT || AUTH_SERVER_SUPPORT */
898 #ifdef AUTH_CLIENT_SUPPORT
899 char *get_cvs_password (void);
900 /* get_cvs_port_number() is not pure since the /etc/services file could change
902 int get_cvs_port_number (const cvsroot_t *root);
903 /* normalize_cvsroot() is not pure since it calls get_cvs_port_number. */
904 char *normalize_cvsroot (const cvsroot_t *root)
905 __attribute__ ((__malloc__));
906 #endif /* AUTH_CLIENT_SUPPORT */
908 void tag_check_valid (const char *, int, char **, int, int, char *, bool);
912 /* From server.c and documented there. */
913 void cvs_output (const char *, size_t);
914 void cvs_output_binary (char *, size_t);
915 void cvs_outerr (const char *, size_t);
916 void cvs_flusherr (void);
917 void cvs_flushout (void);
918 void cvs_output_tagged (const char *, const char *);
920 extern const char *global_session_id;
922 /* From find_names.c. */
923 List *find_files (const char *dir, const char *pat);