from.c
1.98 KB
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/* GNU mailutils - a suite of utilities for electronic mail
Copyright (C) 1999, 2000 Free Software Foundation, Inc.
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, 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., 675 Mass Ave, Cambridge, MA 02139, USA. */
#include "mail.h"
/*
* f[rom] [msglist]
*/
int
mail_from (int argc, char **argv)
{
if (argc > 1)
return util_msglist_command (mail_from, argc, argv);
else
{
message_t msg;
header_t hdr;
char *from, *subj;
int froml, subjl;
int columns = 74;
char format[64];
char *col = getenv("COLUMNS");
if (col)
columns = strtol (col, NULL, 10) - 5;
if (mailbox_get_message (mbox, cursor, &msg) != 0)
{
fprintf (stderr, "Could not read message %d\n", cursor);
return 1;
}
froml = columns / 3;
subjl = columns * 2 / 3;
if (froml + subjl > columns)
subjl--;
from = malloc (froml * sizeof (char));
subj = malloc (subjl * sizeof (char));
if (from == NULL || subj == NULL)
{
free (from);
free (subj);
return 1;
}
message_get_header (msg, &hdr);
header_get_value (hdr, MU_HEADER_FROM, from, froml, NULL);
header_get_value (hdr, MU_HEADER_SUBJECT, subj, subjl, NULL);
snprintf (format, 64, "%%c%%2d %%-%ds%%-%ds\n", froml, subjl);
printf (format, cursor == realcursor ? '>' : ' ', cursor, from, subj);
free (from);
free (subj);
return 0;
}
return 1;
}