-/* Ident --- unique handles for identifiers
- Copyright (C) 1995, 1996 Markus Armbruster
- All rights reserved. */
-
-/* $Id$ */
+/*
+ * Project: libFIRM
+ * File name: ir/common/ident.c
+ * Purpose: Hash table to store names.
+ * Author: Goetz Lindenmaier
+ * Modified by:
+ * Created:
+ * CVS-ID: $Id$
+ * Copyright: (c) 1999-2003 Universität Karlsruhe
+ * Licence: This file protected by GPL - GNU GENERAL PUBLIC LICENSE.
+ */
#ifdef HAVE_CONFIG_H
# include <config.h>
#include <ctype.h>
#include <string.h>
#include <stddef.h>
+#include <stdlib.h>
#include "ident_t.h"
#include "array.h"
-#include "tune.h"
-#include "misc.h"
#include "set.h"
-#define ID_TO_STR(id) ((const char *)&(id)->dptr[0])
-#define ID_TO_STRLEN(id) ((id)->size)
-#define ID_TO_HASH(id) ((long)(id) + (id)->hash)
-
-/* Vormals Debugunterstuetzung, entfernt (debug.h). */
-# define ID_VRFY(id) ((void)0)
-# define IDS_VRFY(id) ((void)0)
-
-#ifdef STATS
-# define id_stats() set_stats (id_set)
-#else
-# define id_stats() ((void)0)
-#endif
-
-
static set *id_set;
-void id_init(void)
+void id_init(int initial_n_idents)
{
- id_set = new_set(memcmp, TUNE_NIDENTS);
+ id_set = new_set(memcmp, initial_n_idents);
}
INLINE ident *id_from_str (const char *str, int len)
{
- assert (len > 0);
+ assert(len > 0);
return set_hinsert0(id_set, str, len, ID_HASH(str, len));
}
-INLINE const char *id_to_str(ident *id)
+ident *new_id_from_str(const char *str)
+{
+ assert(str);
+ return id_from_str(str, strlen(str));
+}
+
+INLINE const char *get_id_str(ident *id)
{
return (const char *)id->dptr;
}
-INLINE int id_to_strlen(ident *id)
+INLINE int get_id_strlen(ident *id)
{
return id->size;
}
-int id_is_prefix (ident *prefix, ident *id)
+int id_is_prefix(ident *prefix, ident *id)
{
- if (id_to_strlen(prefix) > id_to_strlen(id)) return 0;
- return 0 == memcmp(prefix->dptr, id->dptr, id_to_strlen(prefix));
+ if (get_id_strlen(prefix) > get_id_strlen(id)) return 0;
+ return 0 == memcmp(prefix->dptr, id->dptr, get_id_strlen(prefix));
}
-int id_is_suffix (ident *suffix, ident *id)
+int id_is_suffix(ident *suffix, ident *id)
{
- int suflen = id_to_strlen(suffix);
- int idlen = id_to_strlen(id);
+ int suflen = get_id_strlen(suffix);
+ int idlen = get_id_strlen(id);
char *part;
if (suflen > idlen) return 0;
return 0 == memcmp(suffix->dptr, part, suflen);
}
-int print_id (ident *id)
+int id_contains_char(ident *id, char c)
{
- return xprintf("%I", id);
+ return strchr(get_id_str(id), c) != NULL;
}
-int fprint_id (FILE *F, ident *id)
+int print_id (ident *id)
{
- return xfprintf(F, "%I", id);
+ return printf("%s", get_id_str(id));
}
-int
-ident_print (XP_PAR1, const xprintf_info *info ATTRIBUTE((unused)), XP_PARN)
+int fprint_id (FILE *F, ident *id)
{
- ident *id = XP_GETARG (ident *, 0);
- return XPMR (ID_TO_STR (id), ID_TO_STRLEN (id));
+ return fprintf(F, "%s", get_id_str(id));
}