302 lines
6.3 KiB
C
302 lines
6.3 KiB
C
/* -*- C -*-
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mboxgrep - scan mailbox for messages matching a regular expression
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Copyright (C) 2000, 2001, 2002, 2003, 2006 Daniel Spiljar
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Mboxgrep is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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Mboxgrep is distributed in the hope that it will be useful, but
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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 mboxgrep; if not, write to the Free Software Foundation,
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Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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$Id: misc.c,v 1.17 2006-07-06 10:53:49 dspiljar Exp $ */
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#define _XOPEN_SOURCE /* Pull in strptime(3) from time.h */
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#define _BSD_SOURCE /* Compensate for _XOPEN_SOURCE to pull in strdup(3)
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* from string.h. */
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#include <config.h>
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#include <stdio.h>
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#include <string.h>
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#include <errno.h>
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#include <stdlib.h>
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#include <time.h>
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#include "mboxgrep.h"
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#include "wrap.h"
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#include "getopt.h"
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format_t
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folder_format (const char *name)
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/* {{{ */
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{
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format_t f;
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if (0 == strncasecmp (name, "mbox", 4))
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f = MBOX;
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else if (0 == strncasecmp (name, "zmbox", 5))
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f = ZMBOX;
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else if (0 == strncasecmp (name, "gzmbox", 6))
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f = ZMBOX;
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else if (0 == strncasecmp (name, "bzmbox", 5))
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f = BZ2MBOX;
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else if (0 == strncasecmp (name, "bz2mbox", 5))
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f = BZ2MBOX;
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else if (0 == strncasecmp (name, "mh", 2))
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f = MH;
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else if (0 == strncasecmp (name, "nnml", 4))
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f = NNML;
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else if (0 == strncasecmp (name, "nnmh", 4))
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f = NNMH;
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else if (0 == strncasecmp (name, "maildir", 7))
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f = MAILDIR;
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else
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{
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if (config.merr)
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fprintf (stderr, "mboxgrep: %s: unknown folder type\n", name);
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exit (2);
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}
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return f;
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}
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/* }}} */
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lockmethod_t lock_method (const char *name)
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/* {{{ */
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{
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lockmethod_t l;
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if (0 == strncasecmp (name, "none", 4))
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l = NONE;
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else if (0 == strncasecmp (name, "off", 3))
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l = NONE;
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#ifdef HAVE_FCNTL
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else if (0 == strncasecmp (name, "fcntl", 5))
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l = FCNTL;
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#endif /* HAVE_FCNTL */
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#ifdef HAVE_FLOCK
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else if (0 == strncasecmp (name, "flock", 5))
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l = FLOCK;
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#endif /* HAVE_FLOCK */
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else
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{
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if (config.merr)
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fprintf (stderr, "mboxgrep: %s: unknown file locking method\n", name);
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exit (2);
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}
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return l;
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}
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/* }}} */
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/* time_t parse_date(char *datestr) */
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/* {{{ */
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/* { */
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/* time_t t; */
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/* const char *fmt = "%d%n%b%n%Y%n%T"; */
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/* int h, m; */
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/* struct tm tm; */
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/* char *str2, str1[BUFSIZ]; */
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/* sscanf (datestr, "Date: %[^\r\n]", str1); */
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/* str2 = (char *) strptime (str1, "%d%n%b%n%Y%n%T", &tm); */
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/* if (str2 == NULL) */
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/* str2 = (char *) strptime (str1, "%a, %d%n%b%n%Y%n%T", &tm); */
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/* if (str2 == NULL) */
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/* return (time_t) 0; */
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/* if (sscanf (str2, "%3d%2d", &h, &m) == 2) */
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/* { */
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/* tm.tm_hour -= h; */
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/* tm.tm_min -= (h >= 0 ? m : -m); */
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/* t = (time_t) mktime (&tm); */
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/* } */
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/* return t; */
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/* } */
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/* }}} */
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char * parse_return_path(char *rpath)
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/* {{{ */
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{
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char *blah1, blah2[BUFSIZ];
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sscanf(rpath, "Return-Path: <%[^\r\n>]>", blah2);
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blah1 = xstrdup (blah2);
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return blah1;
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}
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/* }}} */
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void * malloc_message (void)
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{
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message_t *message;
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message = (message_t *) xmalloc (sizeof (message_t));
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message->headers = (char *) xmalloc (sizeof (char));
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message->headers[0] = '\0';
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message->hbytes = 0;
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message->body = (char *) xmalloc (sizeof (char));
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message->body[0] = '\0';
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message->bbytes = 0;
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message->from = NULL;
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return message;
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}
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void postmark_print (message_t *msg)
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{
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time_t tt;
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struct tm *ct;
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char date_str[80];
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tt = time (NULL);
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ct = localtime (&tt);
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strftime (date_str, 80, "%a %b %d %H:%M:%S %Y", ct);
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if (msg->from)
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fprintf (stdout, "From %s %s\n", msg->from, date_str);
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else
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fprintf (stdout, "From nobody %s\n", date_str);
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}
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void
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set_default_options (void)
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{
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config.perl = 0;
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config.extended = 1;
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config.invert = 0;
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config.headers = 0;
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config.body = 0;
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config.action = DISPLAY;
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config.dedup = 0;
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config.recursive = 0;
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config.ignorecase = 0;
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config.format = MBOX; /* default mailbox format */
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config.lock = FCNTL; /* default file locking method */
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config.merr = 1; /* report errors by default */
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}
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void
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get_runtime_options (int *argc, char **argv, struct option *long_options)
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{
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int option_index = 0, c;
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while (1)
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{
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c = getopt_long (*argc, argv, "BcdEe:GHhil:m:n:o:Pp:rsVv", long_options,
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&option_index);
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if (c == -1)
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break;
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switch (c)
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/* {{{ */
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{
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case '?':
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usage();
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case 'c':
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config.action = COUNT;
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break;
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case 'd':
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config.action = DELETE;
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break;
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case 'e':
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config.regex_s = xstrdup (optarg);
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config.haveregex = 1;
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break;
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case 'o':
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config.outboxname = xstrdup (optarg);
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config.action = WRITE;
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break;
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case 'E':
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config.extended = 1;
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break;
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case 'G':
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config.extended = 0;
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break;
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case 'P':
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#ifdef HAVE_LIBPCRE
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config.extended = 0;
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config.perl = 1;
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#else
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fprintf(stderr,
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"%s: Support for Perl regular expressions not "
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"compiled in\n");
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exit(2);
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#endif /* HAVE_LIBPCRE */
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break;
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case 'h':
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help ();
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break;
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case 'i':
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config.ignorecase = 1;
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break;
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case 'm':
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config.format = folder_format (optarg);
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break;
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case 'l':
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config.lock = lock_method (optarg);
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break;
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case 'p':
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config.action = PIPE;
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config.pipecmd = xstrdup (optarg);
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break;
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case 'V':
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version ();
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break;
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case 'v':
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config.invert = 1;
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break;
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case 'H':
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config.headers = 1;
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break;
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case 'B':
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config.body = 1;
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break;
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case 's':
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config.merr = 0;
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break;
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case 201:
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config.lock = 0;
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break;
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case 'r':
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config.recursive = 1;
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break;
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case 200:
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config.dedup = 1;
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break;
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case 'n':
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{
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switch (optarg[0])
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{
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case 'd':
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config.dedup = 1;
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break;
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case 'l':
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config.lock = 0;
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break;
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default:
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fprintf(stderr, "%s: invalid option -- n%c\n",
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APPNAME, optarg[0]);
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exit(2);
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}
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}
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} /* switch */
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/* }}} */
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} /* while */
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}
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