argcvjoin.c
2.55 KB
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/* Join strings from an array into a single string.
Copyright (C) 1999, 2000, 2001, 2003, 2004, 2005, 2006, 2010 Free
Software Foundation, Inc.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 3 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General
Public License along with this library. If not, see
<http://www.gnu.org/licenses/>. */
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <stdlib.h>
#include <mailutils/types.h>
#include <mailutils/argcv.h>
#include <mailutils/errno.h>
#include <mailutils/wordsplit.h>
int
mu_argcv_join (int argc, char **argv, char *delim, enum mu_argcv_escape esc,
char **pstring)
{
size_t i, j, len;
char *buffer;
size_t delimlen = strlen (delim);
int quote_hex = 0;
if (pstring == NULL)
return EINVAL;
buffer = malloc (1);
if (buffer == NULL)
return ENOMEM;
*buffer = '\0';
for (len = i = j = 0; i < argc; i++)
{
int quote;
int toklen;
switch (esc)
{
case mu_argcv_escape_no:
toklen = strlen (argv[i]);
quote = 0;
break;
case mu_argcv_escape_c:
toklen = mu_wordsplit_c_quoted_length (argv[i], quote_hex, "e);
break;
#if 0
case mu_argcv_escape_sh:
FIXME
toklen = mu_wordsplit_sh_quoted_length (argv[i], "e);
break;
#endif
default:
return EINVAL;
}
len += toklen + delimlen;
if (quote)
len += 2;
buffer = realloc (buffer, len + 1);
if (buffer == NULL)
return ENOMEM;
if (i != 0)
{
memcpy (buffer + j, delim, delimlen);
j += delimlen;
}
if (quote)
buffer[j++] = '"';
switch (esc)
{
case mu_argcv_escape_no:
memcpy (buffer + j, argv[i], toklen);
break;
case mu_argcv_escape_c:
mu_wordsplit_c_quote_copy (buffer + j, argv[i], quote_hex);
break;
#if 0
case mu_argcv_escape_sh:
mu_wordsplit_sh_quote_copy (buffer + j, argv[i]);
#endif
}
j += toklen;
if (quote)
buffer[j++] = '"';
}
buffer[j] = 0;
*pstring = buffer;
return 0;
}
int
mu_argcv_string (int argc, char **argv, char **pstring)
{
return mu_argcv_join (argc, argv, " ", mu_argcv_escape_c, pstring);
}