1988-12-09 17:01:19 +00:00
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/* sendmail-like interface to /bin/mail for system V,
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2005-08-07 10:56:27 +00:00
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Copyright (C) 1985, 1994, 1999, 2002, 2003, 2004,
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2005 Free Software Foundation, Inc.
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1988-12-09 17:01:19 +00:00
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This file is part of GNU Emacs.
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1989-10-31 16:00:11 +00:00
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GNU Emacs is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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1994-02-27 03:39:25 +00:00
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the Free Software Foundation; either version 2, or (at your option)
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1989-10-31 16:00:11 +00:00
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any later version.
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1988-12-09 17:01:19 +00:00
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GNU Emacs is distributed in the hope that it will be useful,
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1989-10-31 16:00:11 +00:00
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Emacs; see the file COPYING. If not, write to
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2005-07-04 15:47:28 +00:00
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA. */
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1988-12-09 17:01:19 +00:00
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#define NO_SHORTNAMES
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2001-12-18 16:01:11 +00:00
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#define _XOPEN_SOURCE 500 /* for cuserid */
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2001-12-19 07:26:31 +00:00
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#ifdef HAVE_CONFIG_H
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2002-01-01 19:15:26 +00:00
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#include <config.h>
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2001-12-19 07:26:31 +00:00
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#endif
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1988-12-09 17:01:19 +00:00
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1996-09-17 02:37:17 +00:00
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#if defined (BSD_SYSTEM) && !defined (BSD4_1) && !defined (USE_FAKEMAIL)
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1988-12-09 17:01:19 +00:00
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/* This program isnot used in BSD, so just avoid loader complaints. */
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1996-07-15 21:27:49 +00:00
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int
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1988-12-09 17:01:19 +00:00
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main ()
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{
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1996-09-04 15:17:16 +00:00
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return 0;
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1988-12-09 17:01:19 +00:00
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}
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#else /* not BSD 4.2 (or newer) */
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1994-01-06 03:57:48 +00:00
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#ifdef MSDOS
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1996-07-15 21:27:49 +00:00
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int
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1994-01-06 03:57:48 +00:00
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main ()
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{
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1996-09-04 15:17:16 +00:00
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return 0;
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1994-01-06 03:57:48 +00:00
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}
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#else /* not MSDOS */
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1988-12-09 17:01:19 +00:00
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/* This conditional contains all the rest of the file. */
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/* These are defined in config in some versions. */
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#ifdef static
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#undef static
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#endif
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1996-04-28 19:06:01 +00:00
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#ifdef WINDOWSNT
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#include "ntlib.h"
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#endif
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1988-12-09 17:01:19 +00:00
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#include <stdio.h>
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#include <string.h>
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#include <ctype.h>
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#include <time.h>
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#include <pwd.h>
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1997-07-17 23:49:47 +00:00
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/* This is to declare cuserid. */
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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1988-12-09 17:01:19 +00:00
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/* Type definitions */
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#define boolean int
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#define true 1
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#define false 0
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/* Various lists */
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struct line_record
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{
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char *string;
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struct line_record *continuation;
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};
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typedef struct line_record *line_list;
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struct header_record
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{
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line_list text;
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struct header_record *next;
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struct header_record *previous;
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};
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typedef struct header_record *header;
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2001-12-19 07:26:31 +00:00
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1988-12-09 17:01:19 +00:00
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struct stream_record
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{
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FILE *handle;
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int (*action)();
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struct stream_record *rest_streams;
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};
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typedef struct stream_record *stream_list;
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/* A `struct linebuffer' is a structure which holds a line of text.
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* `readline' reads a line from a stream into a linebuffer
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* and works regardless of the length of the line.
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*/
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struct linebuffer
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{
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long size;
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char *buffer;
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};
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struct linebuffer lb;
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#define new_list() \
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((line_list) xmalloc (sizeof (struct line_record)))
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#define new_header() \
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((header) xmalloc (sizeof (struct header_record)))
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#define new_stream() \
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((stream_list) xmalloc (sizeof (struct stream_record)))
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#define alloc_string(nchars) \
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((char *) xmalloc ((nchars) + 1))
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/* Global declarations */
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#define BUFLEN 1024
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#define KEYWORD_SIZE 256
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#define FROM_PREFIX "From"
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#define MY_NAME "fakemail"
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#define NIL ((line_list) NULL)
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#define INITIAL_LINE_SIZE 200
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#ifndef MAIL_PROGRAM_NAME
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#define MAIL_PROGRAM_NAME "/bin/mail"
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#endif
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static char *my_name;
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static char *the_date;
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static char *the_user;
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static line_list file_preface;
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static stream_list the_streams;
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static boolean no_problems = true;
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extern FILE *popen ();
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extern int fclose (), pclose ();
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#ifdef CURRENT_USER
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extern struct passwd *getpwuid ();
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extern unsigned short geteuid ();
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static struct passwd *my_entry;
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#define cuserid(s) \
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(my_entry = getpwuid (((int) geteuid ())), \
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my_entry->pw_name)
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#endif
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/* Utilities */
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/* Print error message. `s1' is printf control string, `s2' is arg for it. */
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static void
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error (s1, s2)
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char *s1, *s2;
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{
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printf ("%s: ", my_name);
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printf (s1, s2);
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printf ("\n");
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no_problems = false;
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}
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/* Print error message and exit. */
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static void
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fatal (s1, s2)
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char *s1, *s2;
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{
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error (s1, s2);
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2004-05-08 15:26:33 +00:00
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exit (EXIT_FAILURE);
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1988-12-09 17:01:19 +00:00
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}
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/* Like malloc but get fatal error if memory is exhausted. */
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1995-08-11 01:44:00 +00:00
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static long *
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1988-12-09 17:01:19 +00:00
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xmalloc (size)
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int size;
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{
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1995-08-11 01:44:00 +00:00
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long *result = (long *) malloc (((unsigned) size));
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if (result == ((long *) NULL))
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1988-12-09 17:01:19 +00:00
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fatal ("virtual memory exhausted", 0);
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return result;
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}
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1995-08-11 01:44:00 +00:00
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static long *
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1988-12-09 17:01:19 +00:00
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xrealloc (ptr, size)
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1995-08-11 01:44:00 +00:00
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long *ptr;
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1988-12-09 17:01:19 +00:00
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int size;
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{
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1995-08-11 01:44:00 +00:00
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long *result = (long *) realloc (ptr, ((unsigned) size));
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1995-08-12 18:15:28 +00:00
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if (result == ((long *) NULL))
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1988-12-09 17:01:19 +00:00
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fatal ("virtual memory exhausted");
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return result;
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}
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/* Initialize a linebuffer for use */
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void
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init_linebuffer (linebuffer)
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struct linebuffer *linebuffer;
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{
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linebuffer->size = INITIAL_LINE_SIZE;
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linebuffer->buffer = ((char *) xmalloc (INITIAL_LINE_SIZE));
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}
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/* Read a line of text from `stream' into `linebuffer'.
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2001-12-19 07:26:31 +00:00
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Return the length of the line. */
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1988-12-09 17:01:19 +00:00
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long
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readline (linebuffer, stream)
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struct linebuffer *linebuffer;
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FILE *stream;
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{
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char *buffer = linebuffer->buffer;
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char *p = linebuffer->buffer;
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char *end = p + linebuffer->size;
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while (true)
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{
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int c = getc (stream);
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if (p == end)
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{
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linebuffer->size *= 2;
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2001-01-02 13:51:07 +00:00
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buffer = ((char *) xrealloc ((long *)buffer, linebuffer->size));
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1994-04-20 20:04:20 +00:00
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p = buffer + (p - linebuffer->buffer);
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1994-04-19 00:17:46 +00:00
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end = buffer + linebuffer->size;
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1988-12-09 17:01:19 +00:00
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linebuffer->buffer = buffer;
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}
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if (c < 0 || c == '\n')
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{
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*p = 0;
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break;
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}
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*p++ = c;
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}
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return p - buffer;
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}
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1994-12-26 23:48:27 +00:00
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/* Extract a colon-terminated keyword from the string FIELD.
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Return that keyword as a string stored in a static buffer.
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Store the address of the rest of the string into *REST.
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If there is no keyword, return NULL and don't alter *REST. */
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1988-12-09 17:01:19 +00:00
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char *
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get_keyword (field, rest)
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register char *field;
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char **rest;
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{
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static char keyword[KEYWORD_SIZE];
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register char *ptr;
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2000-12-15 14:33:25 +00:00
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register int c;
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1988-12-09 17:01:19 +00:00
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ptr = &keyword[0];
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2000-12-15 14:33:25 +00:00
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c = (unsigned char) *field++;
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1994-12-26 23:48:27 +00:00
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if (isspace (c) || c == ':')
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1988-12-09 17:01:19 +00:00
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return ((char *) NULL);
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1994-12-26 23:48:27 +00:00
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*ptr++ = (islower (c) ? toupper (c) : c);
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2000-12-15 14:33:25 +00:00
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while (((c = (unsigned char) *field++) != ':') && ! isspace (c))
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1994-12-26 23:48:27 +00:00
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*ptr++ = (islower (c) ? toupper (c) : c);
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1988-12-09 17:01:19 +00:00
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*ptr++ = '\0';
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1994-12-26 23:48:27 +00:00
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while (isspace (c))
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2000-12-15 14:33:25 +00:00
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c = (unsigned char) *field++;
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1994-12-26 23:48:27 +00:00
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if (c != ':')
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return ((char *) NULL);
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1988-12-09 17:01:19 +00:00
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*rest = field;
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return &keyword[0];
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}
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1994-12-26 23:48:27 +00:00
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/* Nonzero if the string FIELD starts with a colon-terminated keyword. */
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1988-12-09 17:01:19 +00:00
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boolean
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has_keyword (field)
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char *field;
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{
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char *ignored;
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return (get_keyword (field, &ignored) != ((char *) NULL));
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}
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|
1994-12-26 23:48:27 +00:00
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/* Store the string FIELD, followed by any lines in THE_LIST,
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into the buffer WHERE.
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Concatenate lines, putting just a space between them.
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Delete everything contained in parentheses.
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When a recipient name contains <...>, we discard
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everything except what is inside the <...>.
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We don't pay attention to overflowing WHERE;
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the caller has to make it big enough. */
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|
1988-12-09 17:01:19 +00:00
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char *
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add_field (the_list, field, where)
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line_list the_list;
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register char *field, *where;
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{
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register char c;
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while (true)
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{
|
1994-12-26 23:48:27 +00:00
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char *this_recipient_where;
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int in_quotes = 0;
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|
1988-12-09 17:01:19 +00:00
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*where++ = ' ';
|
1994-12-26 23:48:27 +00:00
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this_recipient_where = where;
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1988-12-09 17:01:19 +00:00
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while ((c = *field++) != '\0')
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{
|
1994-12-26 23:48:27 +00:00
|
|
|
|
if (c == '\\')
|
|
|
|
|
*where++ = c;
|
|
|
|
|
else if (c == '"')
|
|
|
|
|
{
|
|
|
|
|
in_quotes = ! in_quotes;
|
|
|
|
|
*where++ = c;
|
|
|
|
|
}
|
|
|
|
|
else if (in_quotes)
|
|
|
|
|
*where++ = c;
|
|
|
|
|
else if (c == '(')
|
1988-12-09 17:01:19 +00:00
|
|
|
|
{
|
|
|
|
|
while (*field && *field != ')') ++field;
|
1994-12-26 23:48:27 +00:00
|
|
|
|
if (! (*field++)) break; /* no close */
|
|
|
|
|
continue;
|
1988-12-09 17:01:19 +00:00
|
|
|
|
}
|
1994-12-26 23:48:27 +00:00
|
|
|
|
else if (c == ',')
|
|
|
|
|
{
|
|
|
|
|
*where++ = ' ';
|
|
|
|
|
/* When we get to the end of one recipient,
|
|
|
|
|
don't discard it if the next one has <...>. */
|
|
|
|
|
this_recipient_where = where;
|
|
|
|
|
}
|
|
|
|
|
else if (c == '<')
|
|
|
|
|
/* Discard everything we got before the `<'. */
|
|
|
|
|
where = this_recipient_where;
|
|
|
|
|
else if (c == '>')
|
|
|
|
|
/* Discard the rest of this name that follows the `>'. */
|
|
|
|
|
{
|
|
|
|
|
while (*field && *field != ',') ++field;
|
|
|
|
|
if (! (*field++)) break; /* no comma */
|
|
|
|
|
continue;
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
*where++ = c;
|
1988-12-09 17:01:19 +00:00
|
|
|
|
}
|
|
|
|
|
if (the_list == NIL) break;
|
|
|
|
|
field = the_list->string;
|
|
|
|
|
the_list = the_list->continuation;
|
|
|
|
|
}
|
|
|
|
|
return where;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
line_list
|
|
|
|
|
make_file_preface ()
|
|
|
|
|
{
|
|
|
|
|
char *the_string, *temp;
|
|
|
|
|
long idiotic_interface;
|
|
|
|
|
long prefix_length;
|
|
|
|
|
long user_length;
|
|
|
|
|
long date_length;
|
|
|
|
|
line_list result;
|
|
|
|
|
|
|
|
|
|
prefix_length = strlen (FROM_PREFIX);
|
|
|
|
|
time (&idiotic_interface);
|
|
|
|
|
the_date = ctime (&idiotic_interface);
|
|
|
|
|
/* the_date has an unwanted newline at the end */
|
|
|
|
|
date_length = strlen (the_date) - 1;
|
|
|
|
|
the_date[date_length] = '\0';
|
|
|
|
|
temp = cuserid ((char *) NULL);
|
|
|
|
|
user_length = strlen (temp);
|
|
|
|
|
the_user = alloc_string (user_length + 1);
|
|
|
|
|
strcpy (the_user, temp);
|
1997-07-17 23:49:47 +00:00
|
|
|
|
the_string = alloc_string (3 + prefix_length
|
|
|
|
|
+ user_length
|
|
|
|
|
+ date_length);
|
1988-12-09 17:01:19 +00:00
|
|
|
|
temp = the_string;
|
|
|
|
|
strcpy (temp, FROM_PREFIX);
|
|
|
|
|
temp = &temp[prefix_length];
|
|
|
|
|
*temp++ = ' ';
|
|
|
|
|
strcpy (temp, the_user);
|
|
|
|
|
temp = &temp[user_length];
|
|
|
|
|
*temp++ = ' ';
|
|
|
|
|
strcpy (temp, the_date);
|
|
|
|
|
result = new_list ();
|
|
|
|
|
result->string = the_string;
|
|
|
|
|
result->continuation = ((line_list) NULL);
|
|
|
|
|
return result;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void
|
|
|
|
|
write_line_list (the_list, the_stream)
|
|
|
|
|
register line_list the_list;
|
|
|
|
|
FILE *the_stream;
|
|
|
|
|
{
|
|
|
|
|
for ( ;
|
|
|
|
|
the_list != ((line_list) NULL) ;
|
|
|
|
|
the_list = the_list->continuation)
|
|
|
|
|
{
|
|
|
|
|
fputs (the_list->string, the_stream);
|
|
|
|
|
putc ('\n', the_stream);
|
|
|
|
|
}
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
int
|
|
|
|
|
close_the_streams ()
|
|
|
|
|
{
|
|
|
|
|
register stream_list rem;
|
|
|
|
|
for (rem = the_streams;
|
|
|
|
|
rem != ((stream_list) NULL);
|
|
|
|
|
rem = rem->rest_streams)
|
|
|
|
|
no_problems = (no_problems &&
|
|
|
|
|
((*rem->action) (rem->handle) == 0));
|
|
|
|
|
the_streams = ((stream_list) NULL);
|
2004-05-08 15:26:33 +00:00
|
|
|
|
return (no_problems ? EXIT_SUCCESS : EXIT_FAILURE);
|
1988-12-09 17:01:19 +00:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void
|
|
|
|
|
add_a_stream (the_stream, closing_action)
|
|
|
|
|
FILE *the_stream;
|
|
|
|
|
int (*closing_action)();
|
|
|
|
|
{
|
|
|
|
|
stream_list old = the_streams;
|
|
|
|
|
the_streams = new_stream ();
|
|
|
|
|
the_streams->handle = the_stream;
|
|
|
|
|
the_streams->action = closing_action;
|
|
|
|
|
the_streams->rest_streams = old;
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
int
|
|
|
|
|
my_fclose (the_file)
|
|
|
|
|
FILE *the_file;
|
|
|
|
|
{
|
|
|
|
|
putc ('\n', the_file);
|
|
|
|
|
fflush (the_file);
|
|
|
|
|
return fclose (the_file);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
boolean
|
|
|
|
|
open_a_file (name)
|
|
|
|
|
char *name;
|
|
|
|
|
{
|
|
|
|
|
FILE *the_stream = fopen (name, "a");
|
|
|
|
|
if (the_stream != ((FILE *) NULL))
|
|
|
|
|
{
|
|
|
|
|
add_a_stream (the_stream, my_fclose);
|
|
|
|
|
if (the_user == ((char *) NULL))
|
|
|
|
|
file_preface = make_file_preface ();
|
|
|
|
|
write_line_list (file_preface, the_stream);
|
|
|
|
|
return true;
|
|
|
|
|
}
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void
|
|
|
|
|
put_string (s)
|
|
|
|
|
char *s;
|
|
|
|
|
{
|
|
|
|
|
register stream_list rem;
|
|
|
|
|
for (rem = the_streams;
|
|
|
|
|
rem != ((stream_list) NULL);
|
|
|
|
|
rem = rem->rest_streams)
|
|
|
|
|
fputs (s, rem->handle);
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void
|
1989-01-25 06:54:36 +00:00
|
|
|
|
put_line (string)
|
|
|
|
|
char *string;
|
1988-12-09 17:01:19 +00:00
|
|
|
|
{
|
|
|
|
|
register stream_list rem;
|
|
|
|
|
for (rem = the_streams;
|
|
|
|
|
rem != ((stream_list) NULL);
|
|
|
|
|
rem = rem->rest_streams)
|
|
|
|
|
{
|
1989-01-25 06:54:36 +00:00
|
|
|
|
char *s = string;
|
|
|
|
|
int column = 0;
|
|
|
|
|
|
|
|
|
|
/* Divide STRING into lines. */
|
|
|
|
|
while (*s != 0)
|
|
|
|
|
{
|
|
|
|
|
char *breakpos;
|
|
|
|
|
|
1994-02-16 20:53:00 +00:00
|
|
|
|
/* Find the last char that fits. */
|
1989-01-25 06:54:36 +00:00
|
|
|
|
for (breakpos = s; *breakpos && column < 78; ++breakpos)
|
|
|
|
|
{
|
|
|
|
|
if (*breakpos == '\t')
|
|
|
|
|
column += 8;
|
|
|
|
|
else
|
|
|
|
|
column++;
|
|
|
|
|
}
|
1994-02-16 20:53:00 +00:00
|
|
|
|
/* If we didn't reach end of line, break the line. */
|
|
|
|
|
if (*breakpos)
|
1989-01-25 06:54:36 +00:00
|
|
|
|
{
|
1994-02-16 20:53:00 +00:00
|
|
|
|
/* Back up to just after the last comma that fits. */
|
|
|
|
|
while (breakpos != s && breakpos[-1] != ',') --breakpos;
|
|
|
|
|
|
|
|
|
|
if (breakpos == s)
|
|
|
|
|
{
|
|
|
|
|
/* If no comma fits, move past the first address anyway. */
|
|
|
|
|
while (*breakpos != 0 && *breakpos != ',') ++breakpos;
|
|
|
|
|
if (*breakpos != 0)
|
|
|
|
|
/* Include the comma after it. */
|
|
|
|
|
++breakpos;
|
|
|
|
|
}
|
1989-01-25 06:54:36 +00:00
|
|
|
|
}
|
|
|
|
|
/* Output that much, then break the line. */
|
|
|
|
|
fwrite (s, 1, breakpos - s, rem->handle);
|
|
|
|
|
column = 8;
|
|
|
|
|
|
|
|
|
|
/* Skip whitespace and prepare to print more addresses. */
|
|
|
|
|
s = breakpos;
|
|
|
|
|
while (*s == ' ' || *s == '\t') ++s;
|
1993-05-28 21:22:17 +00:00
|
|
|
|
if (*s != 0)
|
|
|
|
|
fputs ("\n\t", rem->handle);
|
1989-01-25 06:54:36 +00:00
|
|
|
|
}
|
1988-12-09 17:01:19 +00:00
|
|
|
|
putc ('\n', rem->handle);
|
|
|
|
|
}
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
#define mail_error error
|
|
|
|
|
|
1994-12-26 23:48:27 +00:00
|
|
|
|
/* Handle an FCC field. FIELD is the text of the first line (after
|
|
|
|
|
the header name), and THE_LIST holds the continuation lines if any.
|
|
|
|
|
Call open_a_file for each file. */
|
|
|
|
|
|
1988-12-09 17:01:19 +00:00
|
|
|
|
void
|
|
|
|
|
setup_files (the_list, field)
|
|
|
|
|
register line_list the_list;
|
|
|
|
|
register char *field;
|
|
|
|
|
{
|
|
|
|
|
register char *start;
|
|
|
|
|
register char c;
|
|
|
|
|
while (true)
|
|
|
|
|
{
|
1994-12-26 23:48:27 +00:00
|
|
|
|
while (((c = *field) != '\0')
|
|
|
|
|
&& (c == ' '
|
|
|
|
|
|| c == '\t'
|
|
|
|
|
|| c == ','))
|
1988-12-09 17:01:19 +00:00
|
|
|
|
field += 1;
|
|
|
|
|
if (c != '\0')
|
|
|
|
|
{
|
|
|
|
|
start = field;
|
1994-12-26 23:48:27 +00:00
|
|
|
|
while (((c = *field) != '\0')
|
|
|
|
|
&& c != ' '
|
|
|
|
|
&& c != '\t'
|
|
|
|
|
&& c != ',')
|
1988-12-09 17:01:19 +00:00
|
|
|
|
field += 1;
|
|
|
|
|
*field = '\0';
|
|
|
|
|
if (!open_a_file (start))
|
|
|
|
|
mail_error ("Could not open file %s", start);
|
|
|
|
|
*field = c;
|
|
|
|
|
if (c != '\0') continue;
|
|
|
|
|
}
|
1994-12-26 23:48:27 +00:00
|
|
|
|
if (the_list == ((line_list) NULL))
|
|
|
|
|
return;
|
1988-12-09 17:01:19 +00:00
|
|
|
|
field = the_list->string;
|
|
|
|
|
the_list = the_list->continuation;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
1994-12-26 23:48:27 +00:00
|
|
|
|
/* Compute the total size of all recipient names stored in THE_HEADER.
|
|
|
|
|
The result says how big to make the buffer to pass to parse_header. */
|
|
|
|
|
|
1988-12-09 17:01:19 +00:00
|
|
|
|
int
|
|
|
|
|
args_size (the_header)
|
|
|
|
|
header the_header;
|
|
|
|
|
{
|
|
|
|
|
register header old = the_header;
|
|
|
|
|
register line_list rem;
|
|
|
|
|
register int size = 0;
|
|
|
|
|
do
|
|
|
|
|
{
|
|
|
|
|
char *field;
|
|
|
|
|
register char *keyword = get_keyword (the_header->text->string, &field);
|
1994-12-26 23:48:27 +00:00
|
|
|
|
if ((strcmp (keyword, "TO") == 0)
|
|
|
|
|
|| (strcmp (keyword, "CC") == 0)
|
|
|
|
|
|| (strcmp (keyword, "BCC") == 0))
|
1988-12-09 17:01:19 +00:00
|
|
|
|
{
|
|
|
|
|
size += 1 + strlen (field);
|
|
|
|
|
for (rem = the_header->text->continuation;
|
|
|
|
|
rem != NIL;
|
|
|
|
|
rem = rem->continuation)
|
|
|
|
|
size += 1 + strlen (rem->string);
|
|
|
|
|
}
|
|
|
|
|
the_header = the_header->next;
|
|
|
|
|
} while (the_header != old);
|
|
|
|
|
return size;
|
|
|
|
|
}
|
|
|
|
|
|
1994-12-26 23:48:27 +00:00
|
|
|
|
/* Scan the header described by the lists THE_HEADER,
|
|
|
|
|
and put all recipient names into the buffer WHERE.
|
|
|
|
|
Precede each recipient name with a space.
|
|
|
|
|
|
|
|
|
|
Also, if the header has any FCC fields, call setup_files for each one. */
|
|
|
|
|
|
1998-04-06 10:15:16 +00:00
|
|
|
|
void
|
1988-12-09 17:01:19 +00:00
|
|
|
|
parse_header (the_header, where)
|
|
|
|
|
header the_header;
|
|
|
|
|
register char *where;
|
|
|
|
|
{
|
|
|
|
|
register header old = the_header;
|
|
|
|
|
do
|
|
|
|
|
{
|
|
|
|
|
char *field;
|
|
|
|
|
register char *keyword = get_keyword (the_header->text->string, &field);
|
|
|
|
|
if (strcmp (keyword, "TO") == 0)
|
|
|
|
|
where = add_field (the_header->text->continuation, field, where);
|
|
|
|
|
else if (strcmp (keyword, "CC") == 0)
|
|
|
|
|
where = add_field (the_header->text->continuation, field, where);
|
|
|
|
|
else if (strcmp (keyword, "BCC") == 0)
|
|
|
|
|
{
|
|
|
|
|
where = add_field (the_header->text->continuation, field, where);
|
|
|
|
|
the_header->previous->next = the_header->next;
|
|
|
|
|
the_header->next->previous = the_header->previous;
|
|
|
|
|
}
|
|
|
|
|
else if (strcmp (keyword, "FCC") == 0)
|
|
|
|
|
setup_files (the_header->text->continuation, field);
|
|
|
|
|
the_header = the_header->next;
|
|
|
|
|
} while (the_header != old);
|
|
|
|
|
*where = '\0';
|
|
|
|
|
return;
|
|
|
|
|
}
|
2001-12-19 07:26:31 +00:00
|
|
|
|
|
1994-12-26 23:48:27 +00:00
|
|
|
|
/* Read lines from the input until we get a blank line.
|
|
|
|
|
Create a list of `header' objects, one for each header field,
|
|
|
|
|
each of which points to a list of `line_list' objects,
|
|
|
|
|
one for each line in that field.
|
|
|
|
|
Continuation lines are grouped in the headers they continue. */
|
2001-12-19 07:26:31 +00:00
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1988-12-09 17:01:19 +00:00
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header
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read_header ()
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{
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register header the_header = ((header) NULL);
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register line_list *next_line = ((line_list *) NULL);
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init_linebuffer (&lb);
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do
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{
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long length;
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register char *line;
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readline (&lb, stdin);
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line = lb.buffer;
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length = strlen (line);
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if (length == 0) break;
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if (has_keyword (line))
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{
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register header old = the_header;
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the_header = new_header ();
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if (old == ((header) NULL))
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{
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the_header->next = the_header;
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the_header->previous = the_header;
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}
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else
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{
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the_header->previous = old;
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the_header->next = old->next;
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old->next = the_header;
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}
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next_line = &(the_header->text);
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}
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if (next_line == ((line_list *) NULL))
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{
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/* Not a valid header */
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2004-05-08 15:26:33 +00:00
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exit (EXIT_FAILURE);
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1988-12-09 17:01:19 +00:00
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}
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*next_line = new_list ();
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(*next_line)->string = alloc_string (length);
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strcpy (((*next_line)->string), line);
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next_line = &((*next_line)->continuation);
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*next_line = NIL;
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} while (true);
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return the_header->next;
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}
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void
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write_header (the_header)
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header the_header;
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{
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register header old = the_header;
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do
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{
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register line_list the_list;
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for (the_list = the_header->text;
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the_list != NIL;
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the_list = the_list->continuation)
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put_line (the_list->string);
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the_header = the_header->next;
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} while (the_header != old);
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put_line ("");
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return;
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}
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1996-07-15 21:27:49 +00:00
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int
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1988-12-09 17:01:19 +00:00
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main (argc, argv)
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int argc;
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char **argv;
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{
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char *command_line;
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header the_header;
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long name_length;
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char *mail_program_name;
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char buf[BUFLEN + 1];
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register int size;
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FILE *the_pipe;
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extern char *getenv ();
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mail_program_name = getenv ("FAKEMAILER");
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if (!(mail_program_name && *mail_program_name))
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mail_program_name = MAIL_PROGRAM_NAME;
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name_length = strlen (mail_program_name);
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my_name = MY_NAME;
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the_streams = ((stream_list) NULL);
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the_date = ((char *) NULL);
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the_user = ((char *) NULL);
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the_header = read_header ();
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command_line = alloc_string (name_length + args_size (the_header));
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strcpy (command_line, mail_program_name);
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parse_header (the_header, &command_line[name_length]);
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2001-12-19 07:26:31 +00:00
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1988-12-09 17:01:19 +00:00
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the_pipe = popen (command_line, "w");
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if (the_pipe == ((FILE *) NULL))
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fatal ("cannot open pipe to real mailer");
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add_a_stream (the_pipe, pclose);
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write_header (the_header);
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/* Dump the message itself */
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while (!feof (stdin))
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{
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size = fread (buf, 1, BUFLEN, stdin);
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buf[size] = '\0';
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put_string (buf);
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}
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exit (close_the_streams ());
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}
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1994-01-06 03:57:48 +00:00
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#endif /* not MSDOS */
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1988-12-09 17:01:19 +00:00
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#endif /* not BSD 4.2 (or newer) */
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2003-09-01 15:45:59 +00:00
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/* arch-tag: acb0afa6-315a-4c5b-b9e3-def5725c8783
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(do not change this comment) */
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2004-05-08 15:26:33 +00:00
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/* fakemail.c ends here */
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