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/* This file is part of Mailfromd.
Copyright (C) 2005, 2006, 2007, 2008, 2010, 2011 Sergey Poznyakoff
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 3, 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, see <http://www.gnu.org/licenses/>. */
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <stdlib.h>
#include "xalloc.h"
#include "libmf.h"
struct namerec {
struct namerec *next;
char **nameptr;
};
static struct namerec *head, *tail;
void
mf_namefixup_register(char **ptr, const char *initval)
{
struct namerec *nrec = xmalloc(sizeof(*nrec));
nrec->next = NULL;
nrec->nameptr = ptr;
*ptr = initval ? xstrdup(initval) : NULL;
if (tail)
tail->next = nrec;
else
head = nrec;
tail = nrec;
}
void
mf_file_name_ptr_fixup(char **ptr, char *dir, size_t dirlen)
{
if (*ptr && **ptr != '/') {
char *name = *ptr;
size_t olen = strlen(name);
size_t flen = dirlen + 1 + olen + 1;
char *p = xrealloc(name, flen);
memmove(p + dirlen + 1, p, olen + 1);
memcpy(p, dir, dirlen);
p[dirlen] = '/';
*ptr = p;
}
}
void
mf_namefixup_run(char *dir)
{
size_t dirlen = strlen(dir);
struct namerec *p;
for (p = head; p; p = p->next)
mf_file_name_ptr_fixup(p->nameptr, dir, dirlen);
}
void
mf_namefixup_free()
{
struct namerec *p = head;
while (p) {
struct namerec *next = p->next;
free(p);
p = next;
}
}
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