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- /*
- * Copyright (c) 1992, Brian Berliner and Jeff Polk
- * Copyright (c) 1989-1992, Brian Berliner
- *
- * You may distribute under the terms of the GNU General Public License as
- * specified in the README file that comes with the CVS 1.4 kit.
- *
- */
-
- #include "cvs.h"
-
- #ifdef SERVER_SUPPORT
- static void sticky_ck PROTO((char *file, int aflag, Vers_TS * vers,
- List * entries,
- char *repository, char *update_dir));
- #else
- static void sticky_ck PROTO((char *file, int aflag, Vers_TS * vers, List * entries));
- #endif
-
- /*
- * Classify the state of a file
- */
- Ctype
- Classify_File (file, tag, date, options, force_tag_match, aflag, repository,
- entries, rcsnode, versp, update_dir, pipeout)
- char *file;
- char *tag;
- char *date;
- char *options;
- int force_tag_match;
- int aflag;
- char *repository;
- List *entries;
- RCSNode *rcsnode;
- Vers_TS **versp;
- char *update_dir;
- int pipeout;
- {
- Vers_TS *vers;
- Ctype ret;
- char *fullname;
-
- fullname = xmalloc (strlen (update_dir) + strlen (file) + 10);
- if (update_dir[0] == '\0')
- strcpy (fullname, file);
- else
- sprintf (fullname, "%s/%s", update_dir, file);
-
- /* get all kinds of good data about the file */
- vers = Version_TS (repository, options, tag, date, file,
- force_tag_match, 0, entries, rcsnode);
-
- if (vers->vn_user == NULL)
- {
- /* No entry available, ts_rcs is invalid */
- if (vers->vn_rcs == NULL)
- {
- /* there is no RCS file either */
- if (vers->ts_user == NULL)
- {
- /* there is no user file */
- if (!force_tag_match || !(vers->tag || vers->date))
- if (!really_quiet)
- error (0, 0, "nothing known about %s", fullname);
- ret = T_UNKNOWN;
- }
- else
- {
- /* there is a user file */
- if (!force_tag_match || !(vers->tag || vers->date))
- if (!really_quiet)
- error (0, 0, "use `cvs add' to create an entry for %s",
- fullname);
- ret = T_UNKNOWN;
- }
- }
- else if (RCS_isdead (vers->srcfile, vers->vn_rcs))
- {
- if (vers->ts_user == NULL)
- /*
- * Logically seems to me this should be T_UPTODATE.
- * But the joining code in update.c seems to expect
- * T_CHECKOUT, and that is what has traditionally been
- * returned for this case.
- */
- ret = T_CHECKOUT;
- else
- {
- error (0, 0, "use `cvs add' to create an entry for %s",
- fullname);
- ret = T_UNKNOWN;
- }
- }
- else
- {
- /* there is an rcs file */
-
- if (vers->ts_user == NULL)
- {
- /* There is no user file; needs checkout */
- ret = T_CHECKOUT;
- }
- else
- {
- if (pipeout)
- {
- /*
- * The user file doesn't necessarily have anything
- * to do with this.
- */
- ret = T_CHECKOUT;
- }
- /*
- * There is a user file; print a warning and add it to the
- * conflict list, only if it is indeed different from what we
- * plan to extract
- */
- else if (No_Difference (file, vers, entries,
- repository, update_dir))
- {
- /* the files were different so it is a conflict */
- if (!really_quiet)
- error (0, 0, "move away %s; it is in the way",
- fullname);
- ret = T_CONFLICT;
- }
- else
- /* since there was no difference, still needs checkout */
- ret = T_CHECKOUT;
- }
- }
- }
- else if (strcmp (vers->vn_user, "0") == 0)
- {
- /* An entry for a new-born file; ts_rcs is dummy */
-
- if (vers->ts_user == NULL)
- {
- /*
- * There is no user file, but there should be one; remove the
- * entry
- */
- if (!really_quiet)
- error (0, 0, "warning: new-born %s has disappeared", fullname);
- ret = T_REMOVE_ENTRY;
- }
- else
- {
- /* There is a user file */
-
- if (vers->vn_rcs == NULL)
- /* There is no RCS file, added file */
- ret = T_ADDED;
- else if (RCS_isdead (vers->srcfile, vers->vn_rcs))
- /* we are resurrecting. */
- ret = T_ADDED;
- else
- {
- if (vers->srcfile->flags & INATTIC
- && vers->srcfile->flags & VALID)
- {
- /* This file has been added on some branch other than
- the one we are looking at. In the branch we are
- looking at, the file was already valid. */
- if (!really_quiet)
- error (0, 0,
- "\
- conflict: %s has been added, but already exists",
- fullname);
- }
- else
- {
- /*
- * There is an RCS file, so someone else must have checked
- * one in behind our back; conflict
- */
- if (!really_quiet)
- error (0, 0,
- "\
- conflict: %s created independently by second party",
- fullname);
- }
- ret = T_CONFLICT;
- }
- }
- }
- else if (vers->vn_user[0] == '-')
- {
- /* An entry for a removed file, ts_rcs is invalid */
-
- if (vers->ts_user == NULL)
- {
- char tmp[PATH_MAX];
-
- /* There is no user file (as it should be) */
-
- (void) sprintf (tmp, "-%s", vers->vn_rcs ? vers->vn_rcs : "");
-
- if (vers->vn_rcs == NULL)
- {
-
- /*
- * There is no RCS file; this is all-right, but it has been
- * removed independently by a second party; remove the entry
- */
- ret = T_REMOVE_ENTRY;
- }
- else if (strcmp (tmp, vers->vn_user) == 0)
-
- /*
- * The RCS file is the same version as the user file was, and
- * that's OK; remove it
- */
- ret = T_REMOVED;
- else
- {
-
- /*
- * The RCS file is a newer version than the removed user file
- * and this is definitely not OK; make it a conflict.
- */
- if (!really_quiet)
- error (0, 0,
- "conflict: removed %s was modified by second party",
- fullname);
- ret = T_CONFLICT;
- }
- }
- else
- {
- /* The user file shouldn't be there */
- if (!really_quiet)
- error (0, 0, "%s should be removed and is still there",
- fullname);
- ret = T_REMOVED;
- }
- }
- else
- {
- /* A normal entry, TS_Rcs is valid */
- if (vers->vn_rcs == NULL)
- {
- /* There is no RCS file */
-
- if (vers->ts_user == NULL)
- {
- /* There is no user file, so just remove the entry */
- if (!really_quiet)
- error (0, 0, "warning: %s is not (any longer) pertinent",
- fullname);
- ret = T_REMOVE_ENTRY;
- }
- else if (strcmp (vers->ts_user, vers->ts_rcs) == 0)
- {
-
- /*
- * The user file is still unmodified, so just remove it from
- * the entry list
- */
- if (!really_quiet)
- error (0, 0, "%s is no longer in the repository",
- fullname);
- ret = T_REMOVE_ENTRY;
- }
- else
- {
- /*
- * The user file has been modified and since it is no longer
- * in the repository, a conflict is raised
- */
- if (No_Difference (file, vers, entries,
- repository, update_dir))
- {
- /* they are different -> conflict */
- if (!really_quiet)
- error (0, 0,
- "conflict: %s is modified but no longer in the repository",
- fullname);
- ret = T_CONFLICT;
- }
- else
- {
- /* they weren't really different */
- if (!really_quiet)
- error (0, 0,
- "warning: %s is not (any longer) pertinent",
- fullname);
- ret = T_REMOVE_ENTRY;
- }
- }
- }
- else if (strcmp (vers->vn_rcs, vers->vn_user) == 0)
- {
- /* The RCS file is the same version as the user file */
-
- if (vers->ts_user == NULL)
- {
-
- /*
- * There is no user file, so note that it was lost and
- * extract a new version
- */
- if (strcmp (command_name, "update") == 0)
- if (!really_quiet)
- error (0, 0, "warning: %s was lost", fullname);
- ret = T_CHECKOUT;
- }
- else if (strcmp (vers->ts_user, vers->ts_rcs) == 0)
- {
-
- /*
- * The user file is still unmodified, so nothing special at
- * all to do -- no lists updated, unless the sticky -k option
- * has changed. If the sticky tag has changed, we just need
- * to re-register the entry
- */
- if (vers->entdata->options &&
- strcmp (vers->entdata->options, vers->options) != 0)
- ret = T_CHECKOUT;
- else
- {
- #ifdef SERVER_SUPPORT
- sticky_ck (file, aflag, vers, entries,
- repository, update_dir);
- #else
- sticky_ck (file, aflag, vers, entries);
- #endif
- ret = T_UPTODATE;
- }
- }
- else
- {
-
- /*
- * The user file appears to have been modified, but we call
- * No_Difference to verify that it really has been modified
- */
- if (No_Difference (file, vers, entries,
- repository, update_dir))
- {
-
- /*
- * they really are different; modified if we aren't
- * changing any sticky -k options, else needs merge
- */
- #ifdef XXX_FIXME_WHEN_RCSMERGE_IS_FIXED
- if (strcmp (vers->entdata->options ?
- vers->entdata->options : "", vers->options) == 0)
- ret = T_MODIFIED;
- else
- ret = T_NEEDS_MERGE;
- #else
- ret = T_MODIFIED;
- #ifdef SERVER_SUPPORT
- sticky_ck (file, aflag, vers, entries,
- repository, update_dir);
- #else
- sticky_ck (file, aflag, vers, entries);
- #endif /* SERVER_SUPPORT */
- #endif
- }
- else
- {
- /* file has not changed; check out if -k changed */
- if (strcmp (vers->entdata->options ?
- vers->entdata->options : "", vers->options) != 0)
- {
- ret = T_CHECKOUT;
- }
- else
- {
-
- /*
- * else -> note that No_Difference will Register the
- * file already for us, using the new tag/date. This
- * is the desired behaviour
- */
- ret = T_UPTODATE;
- }
- }
- }
- }
- else
- {
- /* The RCS file is a newer version than the user file */
-
- if (vers->ts_user == NULL)
- {
- /* There is no user file, so just get it */
-
- if (strcmp (command_name, "update") == 0)
- if (!really_quiet)
- error (0, 0, "warning: %s was lost", fullname);
- ret = T_CHECKOUT;
- }
- else if (strcmp (vers->ts_user, vers->ts_rcs) == 0)
- {
-
- /*
- * The user file is still unmodified, so just get it as well
- */
- #ifdef SERVER_SUPPORT
- if (strcmp (vers->entdata->options ?
- vers->entdata->options : "", vers->options) != 0
- || (vers->srcfile != NULL
- && (vers->srcfile->flags & INATTIC) != 0))
- ret = T_CHECKOUT;
- else
- ret = T_PATCH;
- #else
- ret = T_CHECKOUT;
- #endif
- }
- else
- {
- if (No_Difference (file, vers, entries,
- repository, update_dir))
- /* really modified, needs to merge */
- ret = T_NEEDS_MERGE;
- #ifdef SERVER_SUPPORT
- else if ((strcmp (vers->entdata->options ?
- vers->entdata->options : "", vers->options)
- != 0)
- || (vers->srcfile != NULL
- && (vers->srcfile->flags & INATTIC) != 0))
- /* not really modified, check it out */
- ret = T_CHECKOUT;
- else
- ret = T_PATCH;
- #else
- else
- /* not really modified, check it out */
- ret = T_CHECKOUT;
- #endif
- }
- }
- }
-
- /* free up the vers struct, or just return it */
- if (versp != (Vers_TS **) NULL)
- *versp = vers;
- else
- freevers_ts (&vers);
-
- free (fullname);
-
- /* return the status of the file */
- return (ret);
- }
-
- static void
- #ifdef SERVER_SUPPORT
- sticky_ck (file, aflag, vers, entries, repository, update_dir)
- #else
- sticky_ck (file, aflag, vers, entries)
- #endif
- char *file;
- int aflag;
- Vers_TS *vers;
- List *entries;
- #ifdef SERVER_SUPPORT
- char *repository;
- char *update_dir;
- #endif
- {
- if (aflag || vers->tag || vers->date)
- {
- char *enttag = vers->entdata->tag;
- char *entdate = vers->entdata->date;
-
- if ((enttag && vers->tag && strcmp (enttag, vers->tag)) ||
- ((enttag && !vers->tag) || (!enttag && vers->tag)) ||
- (entdate && vers->date && strcmp (entdate, vers->date)) ||
- ((entdate && !vers->date) || (!entdate && vers->date)))
- {
- Register (entries, file, vers->vn_user, vers->ts_rcs,
- vers->options, vers->tag, vers->date, vers->ts_conflict);
-
- #ifdef SERVER_SUPPORT
- if (server_active)
- {
- /* We need to update the entries line on the client side.
- It is possible we will later update it again via
- server_updated or some such, but that is OK. */
- server_update_entries
- (file, update_dir, repository,
- strcmp (vers->ts_rcs, vers->ts_user) == 0 ?
- SERVER_UPDATED : SERVER_MERGED);
- }
- #endif
- }
- }
- }
-