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/* context_find.c -- find 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 "concat.h"
#include "context_find.h"
#include "globals.h"
char *
context_find (const char *str)
{
struct node *np;
str = FENDNULL(str);
for (np = m_defs; np; np = np->n_next)
if (!strcasecmp(FENDNULL(np->n_name), str))
return np->n_field;
return NULL;
}
/*
* Helper function to search first, if subtype is non-NULL, for
* invoname-string-type/subtype and then, if not yet found,
* invoname-string-type. If entry is found but is empty, it is
* treated as not found.
*/
char *
context_find_by_type (const char *string, const char *type,
const char *subtype)
{
char *key, *value;
if (subtype) {
key = concat(invo_name, "-", string, "-", type, "/", subtype, NULL);
value = context_find(key);
free(key);
if (value && *value)
return value;
}
key = concat(invo_name, "-", string, "-", type, NULL);
value = context_find(key);
free(key);
if (value && *value)
return value;
return NULL;
}
/*
* Helper function to search profile an entry with name beginning with prefix.
* The search is case insensitive.
*/
int
context_find_prefix (const char *prefix)
{
struct node *np;
size_t len;
len = strlen(prefix);
for (np = m_defs; np; np = np->n_next) {
if (np->n_name && ! strncasecmp (np->n_name, prefix, len)) {
return 1;
}
}
return 0;
}
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