strltrim.c
1.45 KB
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/* This file is part of GNU Mailutils
Copyright (C) 2009 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 <string.h>
#include <mailutils/types.h>
#include <mailutils/cctype.h>
#include <mailutils/cstr.h>
size_t
mu_ltrim_class (char *str, int class)
{
size_t i, len;
if (!*str)
return 0;
len = strlen (str);
for (i = 0; i < len && mu_c_is_class (str[i], class); i++)
;
if (i)
{
len -= i;
memmove (str, str + i, len + 1);
}
return len;
}
size_t
mu_ltrim_cset (char *str, const char *cset)
{
size_t i, len;
if (!*str)
return 0;
len = strlen (str);
for (i = 0; i < len && strchr (cset, str[i]) != NULL; i++)
;
if (i)
{
len -= i;
memmove (str, str + i, len + 1);
}
return len;
}