locus.c
2.34 KB
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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 2017 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/>. */
#include <stdlib.h>
#include <errno.h>
#include <mailutils/types.h>
#include <mailutils/locus.h>
#include <mailutils/error.h>
#include <mailutils/errno.h>
int
mu_locus_point_set_file (struct mu_locus_point *pt, const char *filename)
{
int rc;
char const *ref;
rc = mu_ident_ref (filename, &ref);
if (rc)
return rc;
mu_ident_deref (pt->mu_file);
pt->mu_file = ref;
return 0;
}
int
mu_locus_point_init (struct mu_locus_point *pt, const char *filename)
{
int rc = mu_locus_point_set_file (pt, filename);
if (rc == 0)
{
pt->mu_line = 0;
pt->mu_col = 0;
}
return rc;
}
void
mu_locus_point_deinit (struct mu_locus_point *pt)
{
mu_ident_deref (pt->mu_file);
memset (pt, 0, sizeof *pt);
}
int
mu_locus_point_copy (struct mu_locus_point *dest,
struct mu_locus_point const *src)
{
int rc = mu_locus_point_set_file (dest, src->mu_file);
if (rc == 0)
{
dest->mu_col = src->mu_col;
dest->mu_line = src->mu_line;
}
return rc;
}
int
mu_locus_range_copy (struct mu_locus_range *dest,
struct mu_locus_range const *src)
{
int rc;
struct mu_locus_range tmp = MU_LOCUS_RANGE_INITIALIZER;
if (!dest)
return MU_ERR_OUT_PTR_NULL;
rc = mu_locus_point_copy (&tmp.beg, &src->beg);
if (rc == 0)
{
rc = mu_locus_point_copy (&tmp.end, &src->end);
if (rc)
mu_locus_point_deinit (&tmp.beg);
else
{
mu_locus_range_deinit (dest);
*dest = tmp;
}
}
return rc;
}
void
mu_locus_range_deinit (struct mu_locus_range *lr)
{
mu_locus_point_deinit (&lr->beg);
mu_locus_point_deinit (&lr->end);
}