386BSD 0.1 development

Work on file usr/src/usr.bin/passwd/passwd.c

Co-Authored-By: Lynne Greer Jolitz <ljolitz@cardio.ucsf.edu>
Synthesized-from: 386BSD-0.1

diff --git a/usr/src/usr.bin/passwd/passwd.c b/usr/src/usr.bin/passwd/passwd.c
new file mode 100644 (file)
index 0000000..e528b7a
--- /dev/null
+++ b/usr/src/usr.bin/passwd/passwd.c
@@ -0,0 +1,114 @@
+/*
+ * Copyright (c) 1988 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *     This product includes software developed by the University of
+ *     California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef lint
+char copyright[] =
+"@(#) Copyright (c) 1988 The Regents of the University of California.\n\
+ All rights reserved.\n";
+#endif /* not lint */
+
+#ifndef lint
+static char sccsid[] = "@(#)passwd.c   5.5 (Berkeley) 7/6/91";
+#endif /* not lint */
+
+#include <stdio.h>
+#include <unistd.h>
+
+#ifdef KERBEROS
+int use_kerberos = 1;
+#endif
+
+main(argc, argv)
+       int argc;
+       char **argv;
+{
+       extern int optind;
+       register int ch;
+       char *uname;
+
+#ifdef KERBEROS
+       while ((ch = getopt(argc, argv, "l")) != EOF)
+               switch (ch) {
+               case 'l':               /* change local password file */
+                       use_kerberos = 0;
+                       break;
+#else
+       while ((ch = getopt(argc, argv, "")) != EOF)
+               switch (ch) {
+#endif
+               default:
+               case '?':
+                       usage();
+                       exit(1);
+               }
+
+       argc -= optind;
+       argv += optind;
+
+       uname = getlogin();
+
+       switch(argc) {
+       case 0:
+               break;
+       case 1:
+#ifdef KERBEROS
+               if (use_kerberos && strcmp(argv[1], uname)) {
+                       (void)fprintf(stderr, "passwd: %s\n\t%s\n%s\n",
+"to change another user's Kerberos password, do",
+"\"kinit user; passwd; kdestroy\";",
+"to change a user's local passwd, use \"passwd -l user\"");
+                       exit(1);
+               }
+#endif
+               uname = argv[0];
+               break;
+       default:
+               usage();
+               exit(1);
+       }
+
+#ifdef KERBEROS
+       if (use_kerberos)
+               exit(krb_passwd());
+#endif
+       exit(local_passwd(uname));
+}
+
+usage()
+{
+#ifdef KERBEROS
+       (void)fprintf(stderr, "usage: passwd [-l] user\n");
+#else
+       (void)fprintf(stderr, "usage: passwd user\n");
+#endif
+}