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Diffstat (limited to 'mail_cmds/mail/v7.local.c')
-rw-r--r-- | mail_cmds/mail/v7.local.c | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/mail_cmds/mail/v7.local.c b/mail_cmds/mail/v7.local.c new file mode 100644 index 0000000..3e43ff2 --- /dev/null +++ b/mail_cmds/mail/v7.local.c @@ -0,0 +1,101 @@ +/* + * Copyright (c) 1980, 1993 + * 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 +#if 0 +static char sccsid[] = "@(#)v7.local.c 8.1 (Berkeley) 6/6/93"; +#endif +static const char rcsid[] = + "$FreeBSD: src/usr.bin/mail/v7.local.c,v 1.5 2002/06/30 05:25:06 obrien Exp $"; +#endif /* not lint */ + +#include <sys/cdefs.h> + +/* + * Mail -- a mail program + * + * Version 7 + * + * Local routines that are installation dependent. + */ + +#include "rcv.h" +#include <fcntl.h> +#include "extern.h" + +/* + * Locate the user's mailbox file (ie, the place where new, unread + * mail is queued). + */ +void +findmail(user, buf, buflen) + char *user, *buf; + int buflen; +{ + char *tmp = getenv("MAIL"); + + if (tmp == NULL) + (void)snprintf(buf, buflen, "%s/%s", _PATH_MAILDIR, user); + else + (void)strlcpy(buf, tmp, buflen); +} + +/* + * Get rid of the queued mail. + */ +void +demail() +{ + + if (value("keep") != NULL || rm(mailname) < 0) + (void)close(open(mailname, O_CREAT | O_TRUNC | O_WRONLY, 0600)); +} + +/* + * Discover user login name. + */ +char * +username() +{ + char *np; + uid_t uid; + + if ((np = getenv("USER")) != NULL) + return (np); + if ((np = getenv("LOGNAME")) != NULL) + return (np); + if ((np = getname(uid = getuid())) != NULL) + return (np); + printf("Cannot associate a name with uid %u\n", (unsigned)uid); + return (NULL); +} |