echo.c
1.61 KB
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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 1999, 2001-2002, 2007, 2010-2012, 2014-2017 Free
Software Foundation, Inc.
GNU Mailutils 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 3, or (at your option)
any later version.
GNU Mailutils 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 GNU Mailutils. If not, see <http://www.gnu.org/licenses/>. */
#include "mail.h"
/*
* ec[ho] string ...
*/
static int
echo (char *s)
{
struct mu_wordsplit ws;
size_t len = strlen (s);
int rc = 1;
/* FIXME: This logic is flawed */
if (len > 0 && s[len - 1] == '\\')
{
if (len == 1)
return 0;
if (s[len-2] != '\\')
{
--len;
rc = 0;
}
}
if (mu_wordsplit_len (s, len, &ws,
MU_WRDSF_NOSPLIT |
MU_WRDSF_NOCMD | MU_WRDSF_NOVAR | MU_WRDSF_QUOTE))
{
mu_error (_("cannot split `%s': %s"), s,
mu_wordsplit_strerror (&ws));
}
else
{
mu_printf ("%s", ws.ws_wordv[0]);
mu_wordsplit_free (&ws);
}
return rc;
}
int
mail_echo (int argc, char **argv)
{
if (argc > 1)
{
int i = 0;
for (i = 1; i < argc; i++)
{
if (echo (argv[i]))
mu_printf (" ");
}
mu_printf ("\n");
}
return 0;
}