NetBSD/gnu/libexec/uucp/libunix/mail.c

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/* mail.c
Send mail to a user.
Copyright (C) 1992, 1993 Ian Lance Taylor
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This file is part of the Taylor UUCP package.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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The author of the program may be contacted at ian@airs.com or
c/o Cygnus Support, 48 Grove Street, Somerville, MA 02144.
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*/
#include "uucp.h"
#include "uudefs.h"
#include "sysdep.h"
#include "system.h"
#include <errno.h>
#if HAVE_TIME_H
#include <time.h>
#endif
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#ifndef POSIX_HEADERS
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#ifndef ctime
extern char *ctime ();
#endif
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#endif
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/* Mail a message to a user. */
boolean
fsysdep_mail (zto, zsubject, cstrs, paz)
const char *zto;
const char *zsubject;
int cstrs;
const char **paz;
{
char **pazargs;
char *zcopy, *ztok;
size_t cargs, iarg;
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FILE *e;
pid_t ipid;
time_t itime;
int i;
/* Parse MAIL_PROGRAM into an array of arguments. */
zcopy = zbufcpy (MAIL_PROGRAM);
cargs = 0;
for (ztok = strtok (zcopy, " \t");
ztok != NULL;
ztok = strtok ((char *) NULL, " \t"))
++cargs;
pazargs = (char **) xmalloc ((cargs + 4) * sizeof (char *));
memcpy (zcopy, MAIL_PROGRAM, sizeof MAIL_PROGRAM);
for (ztok = strtok (zcopy, " \t"), iarg = 0;
ztok != NULL;
ztok = strtok ((char *) NULL, " \t"), ++iarg)
pazargs[iarg] = ztok;
#if ! MAIL_PROGRAM_SUBJECT_BODY
pazargs[iarg++] = (char *) "-s";
pazargs[iarg++] = (char *) zsubject;
#endif
#if ! MAIL_PROGRAM_TO_BODY
pazargs[iarg++] = (char *) zto;
#endif
pazargs[iarg] = NULL;
e = espopen ((const char **) pazargs, FALSE, &ipid);
ubuffree (zcopy);
xfree ((pointer) pazargs);
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if (e == NULL)
{
ulog (LOG_ERROR, "espopen (%s): %s", MAIL_PROGRAM,
strerror (errno));
return FALSE;
}
#if MAIL_PROGRAM_TO_BODY
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fprintf (e, "To: %s\n", zto);
#endif
#if MAIL_PROGRAM_SUBJECT_BODY
fprintf (e, "Subject: %s\n", zsubject);
#endif
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#if MAIL_PROGRAM_TO_BODY || MAIL_PROGRAM_SUBJECT_BODY
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fprintf (e, "\n");
#endif
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(void) time (&itime);
/* Remember that ctime includes a \n, so this skips a line. */
fprintf (e, "Message from UUCP on %s %s\n", zSlocalname,
ctime (&itime));
for (i = 0; i < cstrs; i++)
fputs (paz[i], e);
(void) fclose (e);
return ixswait ((unsigned long) ipid, MAIL_PROGRAM) == 0;
}