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/* context_replace.c -- add/replace an entry in the context/profile list
*
* This code is Copyright (c) 2002, by the authors of nmh. See the
* COPYRIGHT file in the root directory of the nmh distribution for
* complete copyright information.
*/
#include "h/mh.h"
#include "getcpy.h"
#include "context_replace.h"
#include "error.h"
#include "utils.h"
#include "globals.h"
void
context_replace (char *key, char *value)
{
struct node *np;
key = FENDNULL(key);
/*
* If list is empty, allocate head of profile/context list.
*/
if (!m_defs) {
NEW(np);
m_defs = np;
np->n_name = mh_xstrdup(key);
np->n_field = getcpy (value);
np->n_context = 1;
np->n_next = NULL;
context_dirty = true;
return;
}
/*
* Search list of context/profile entries for
* this key, and replace its value if found.
*/
for (np = m_defs;; np = np->n_next) {
if (!strcasecmp(FENDNULL(np->n_name), key)) {
if (strcmp (value, np->n_field)) {
if (!np->n_context)
inform("bug: context_replace(key=\"%s\",value=\"%s\"), continuing...", key, value);
free(np->n_field);
np->n_field = mh_xstrdup(value);
context_dirty = true;
}
return;
}
if (!np->n_next)
break;
}
/*
* Else add this new entry at the end
*/
NEW(np->n_next);
np = np->n_next;
np->n_name = mh_xstrdup(key);
np->n_field = getcpy (value);
np->n_context = 1;
np->n_next = NULL;
context_dirty = true;
}
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