2 * Copyright (c) 1992, Brian Berliner and Jeff Polk
3 * Copyright (c) 1989-1992, Brian Berliner
5 * You may distribute under the terms of the GNU General Public License as
6 * specified in the README file that comes with the CVS source distribution.
10 * Does a very careful checkin of the file "user", and tries not to spoil its
11 * modification time (to avoid needless recompilations). When RCS ID keywords
12 * get expanded on checkout, however, the modification time is updated and
13 * there is no good way to get around this.
15 * Returns non-zero on error.
23 Checkin (int type, struct file_info *finfo, char *rev, char *tag,
24 char *options, char *message)
28 char *tocvsPath = NULL;
30 tocvsPath = wrap_tocvs_process_file (finfo->file);
35 if (unlink_file_dir (finfo->file) < 0)
36 if (! existence_error (errno))
37 error (1, errno, "cannot remove %s", finfo->fullname);
38 rename_file (tocvsPath, finfo->file);
42 /* There use to be a check for finfo->rcs == NULL here and then a
43 * call to RCS_parse when necessary, but Checkin() isn't called
44 * if the RCS file hasn't already been parsed in one of the
47 assert (finfo->rcs != NULL);
49 switch (RCS_checkin (finfo->rcs, finfo->file, message, rev,
52 case 0: /* everything normal */
54 /* The checkin succeeded. If checking the file out again
55 would not cause any changes, we are done. Otherwise,
56 we need to check out the file, which will change the
57 modification time of the file.
59 The only way checking out the file could cause any
60 changes is if the file contains RCS keywords. So we if
61 we are not expanding RCS keywords, we are done. */
63 if (strcmp (options, "-V4") == 0) /* upgrade to V5 now */
66 /* FIXME: If PreservePermissions is on, RCS_cmp_file is
67 going to call RCS_checkout into a temporary file
68 anyhow. In that case, it would be more efficient to
69 call RCS_checkout here, compare the resulting files
70 using xcmp, and rename if necessary. I think this
71 should be fixed in RCS_cmp_file. */
72 if( ( ! preserve_perms
74 && ( strcmp( options, "-ko" ) == 0
75 || strcmp( options, "-kb" ) == 0 ) )
76 || RCS_cmp_file( finfo->rcs, rev, (char **)NULL, (char *)NULL,
77 options, finfo->file ) == 0 )
79 /* The existing file is correct. We don't have to do
85 /* The existing file is incorrect. We need to check
86 out the correct file contents. */
87 if (RCS_checkout (finfo->rcs, finfo->file, rev, (char *) NULL,
88 options, RUN_TTY, (RCSCHECKOUTPROC) NULL,
90 error (1, 0, "failed when checking out new copy of %s",
92 xchmod (finfo->file, 1);
96 wrap_fromcvs_process_file (finfo->file);
99 * If we want read-only files, muck the permissions here, before
100 * getting the file time-stamp.
102 if (!cvswrite || fileattr_get (finfo->file, "_watched"))
103 xchmod (finfo->file, 0);
105 /* Re-register with the new data. */
106 vers = Version_TS (finfo, NULL, tag, NULL, 1, set_time);
107 if (strcmp (vers->options, "-V4") == 0)
108 vers->options[0] = '\0';
109 Register (finfo->entries, finfo->file, vers->vn_rcs, vers->ts_user,
110 vers->options, vers->tag, vers->date, (char *) 0);
111 history_write (type, NULL, vers->vn_rcs,
112 finfo->file, finfo->repository);
115 if (unlink_file_dir (tocvsPath) < 0)
116 error (0, errno, "cannot remove %s", tocvsPath);
120 case -1: /* fork failed */
122 if (unlink_file_dir (tocvsPath) < 0)
123 error (0, errno, "cannot remove %s", tocvsPath);
126 error (1, errno, "could not check in %s -- fork failed",
130 default: /* ci failed */
132 /* The checkin failed, for some unknown reason, so we
133 print an error, and return an error. We assume that
134 the original file has not been touched. */
136 if (unlink_file_dir (tocvsPath) < 0)
137 error (0, errno, "cannot remove %s", tocvsPath);
140 error (0, 0, "could not check in %s", finfo->fullname);
145 * When checking in a specific revision, we may have locked the wrong
146 * branch, so to be sure, we do an extra unlock here before
151 (void) RCS_unlock (finfo->rcs, NULL, 1);
152 RCS_rewrite (finfo->rcs, NULL, NULL);
155 #ifdef SERVER_SUPPORT
159 /* Need to update the checked out file on the client side. */
160 server_updated (finfo, vers, SERVER_UPDATED,
161 (mode_t) -1, (unsigned char *) NULL,
162 (struct buffer *) NULL);
164 server_checked_in (finfo->file, finfo->update_dir, finfo->repository);
168 mark_up_to_date (finfo->file);