xref: /openbsd/gnu/usr.bin/cvs/src/create_adm.c (revision 264ca280)
1 /*
2  * Copyright (c) 1992, Brian Berliner and Jeff Polk
3  * Copyright (c) 1989-1992, Brian Berliner
4  *
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.
7  *
8  * Create Administration.
9  *
10  * Creates a CVS administration directory based on the argument repository; the
11  * "Entries" file is prefilled from the "initrecord" argument.
12  */
13 
14 #include "cvs.h"
15 
16 /* update_dir includes dir as its last component.
17 
18    Return value is 0 for success, or 1 if we printed a warning message.
19    Note that many errors are still fatal; particularly for unlikely errors
20    a fatal error is probably better than a warning which might be missed
21    or after which CVS might do something non-useful.  If WARN is zero, then
22    don't print warnings; all errors are fatal then.  */
23 
24 int
25 Create_Admin (dir, update_dir, repository, tag, date, nonbranch, warn,
26 	      dotemplate)
27     char *dir;
28     char *update_dir;
29     char *repository;
30     char *tag;
31     char *date;
32     int nonbranch;
33     int warn;
34     int dotemplate;
35 {
36     FILE *fout;
37     char *cp;
38     char *reposcopy;
39     char *tmp;
40 
41     if (trace)
42     {
43 	fprintf (stderr, "%s-> Create_Admin (%s, %s, %s, %s, %s, %d, %d)\n",
44 		 CLIENT_SERVER_STR,
45 		 dir, update_dir, repository, tag ? tag : "",
46 		 date ? date : "", nonbranch, warn);
47     }
48 
49     if (noexec)
50 	return 0;
51 
52     tmp = xmalloc (strlen (dir) + 100);
53     if (dir != NULL)
54 	(void) sprintf (tmp, "%s/%s", dir, CVSADM);
55     else
56 	(void) strcpy (tmp, CVSADM);
57     if (isfile (tmp))
58 	error (1, 0, "there is a version in %s already", update_dir);
59 
60     if (CVS_MKDIR (tmp, 0777) < 0)
61     {
62 	/* We want to print out the entire update_dir, since a lot of
63 	   our code calls this function with dir == "." or dir ==
64 	   NULL.  I hope that gives enough information in cases like
65 	   absolute pathnames; printing out xgetwd or something would
66 	   be way too verbose in the common cases.  */
67 
68 	if (warn)
69 	{
70 	    /* The reason that this is a warning, rather than silently
71 	       just skipping creating the directory, is that we don't want
72 	       CVS's behavior to vary subtly based on factors (like directory
73 	       permissions) which are not made clear to the user.  With
74 	       the warning at least we let them know what is going on.  */
75 	    error (0, errno, "warning: cannot make directory %s in %s",
76 		   CVSADM, update_dir);
77 	    free (tmp);
78 	    return 1;
79 	}
80 	else
81 	    error (1, errno, "cannot make directory %s in %s",
82 		   CVSADM, update_dir);
83     }
84 
85     /* record the current cvs root for later use */
86 
87     Create_Root (dir, current_parsed_root->original);
88     if (dir != NULL)
89 	(void) sprintf (tmp, "%s/%s", dir, CVSADM_REP);
90     else
91 	(void) strcpy (tmp, CVSADM_REP);
92     fout = CVS_FOPEN (tmp, "w+");
93     if (fout == NULL)
94     {
95 	if (update_dir[0] == '\0')
96 	    error (1, errno, "cannot open %s", tmp);
97 	else
98 	    error (1, errno, "cannot open %s/%s", update_dir, CVSADM_REP);
99     }
100     reposcopy = xstrdup (repository);
101     Sanitize_Repository_Name (reposcopy);
102 
103     /* The top level of the repository is a special case -- we need to
104        write it with an extra dot at the end.  This trailing `.' stuff
105        rubs me the wrong way -- on the other hand, I don't want to
106        spend the time making sure all of the code can handle it if we
107        don't do it. */
108 
109     if (strcmp (reposcopy, current_parsed_root->directory) == 0)
110     {
111 	reposcopy = xrealloc (reposcopy, strlen (reposcopy) + 3);
112 	strcat (reposcopy, "/.");
113     }
114 
115     cp = reposcopy;
116 
117 #ifdef RELATIVE_REPOS
118     /*
119      * If the Repository file is to hold a relative path, try to strip off
120      * the leading CVSroot argument.
121      */
122     {
123     char *path = xmalloc (strlen (current_parsed_root->directory) + 2);
124 
125     (void) sprintf (path, "%s/", current_parsed_root->directory);
126     if (strncmp (cp, path, strlen (path)) == 0)
127 	cp += strlen (path);
128     free (path);
129     }
130 #endif
131 
132     if (fprintf (fout, "%s\n", cp) < 0)
133     {
134 	if (update_dir[0] == '\0')
135 	    error (1, errno, "write to %s failed", tmp);
136 	else
137 	    error (1, errno, "write to %s/%s failed", update_dir, CVSADM_REP);
138     }
139     if (fclose (fout) == EOF)
140     {
141 	if (update_dir[0] == '\0')
142 	    error (1, errno, "cannot close %s", tmp);
143 	else
144 	    error (1, errno, "cannot close %s/%s", update_dir, CVSADM_REP);
145     }
146 
147     /* now, do the Entries file */
148     if (dir != NULL)
149 	(void) sprintf (tmp, "%s/%s", dir, CVSADM_ENT);
150     else
151 	(void) strcpy (tmp, CVSADM_ENT);
152     fout = CVS_FOPEN (tmp, "w+");
153     if (fout == NULL)
154     {
155 	if (update_dir[0] == '\0')
156 	    error (1, errno, "cannot open %s", tmp);
157 	else
158 	    error (1, errno, "cannot open %s/%s", update_dir, CVSADM_ENT);
159     }
160     if (fclose (fout) == EOF)
161     {
162 	if (update_dir[0] == '\0')
163 	    error (1, errno, "cannot close %s", tmp);
164 	else
165 	    error (1, errno, "cannot close %s/%s", update_dir, CVSADM_ENT);
166     }
167 
168     /* Create a new CVS/Tag file */
169     WriteTag (dir, tag, date, nonbranch, update_dir, repository);
170 
171 #ifdef SERVER_SUPPORT
172     if (server_active && dotemplate)
173     {
174 	server_template (update_dir, repository);
175     }
176 
177     if (trace)
178     {
179 	fprintf (stderr, "%c<- Create_Admin\n",
180 		 (server_active) ? 'S' : ' ');
181     }
182 #endif
183 
184     free (reposcopy);
185     free (tmp);
186     return 0;
187 }
188