X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fident%2Fident.c;h=47838da79d691e2a6a6c61ac42cd671928858e99;hb=afbbc0b1ccd684c4c24bfd43d0f994123245f39f;hp=f73581039eaf2879fe8c846c573dd0d7aedc648c;hpb=863d31d7a5c8210432fef88b30fc3e8353131538;p=libfirm

diff --git a/ir/ident/ident.c b/ir/ident/ident.c
index f73581039..47838da79 100644
--- a/ir/ident/ident.c
+++ b/ir/ident/ident.c
@@ -1,38 +1,46 @@
 /*
- * 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.
+ * Copyright (C) 1995-2008 University of Karlsruhe.  All right reserved.
+ *
+ * This file is part of libFirm.
+ *
+ * This file may be distributed and/or modified under the terms of the
+ * GNU General Public License version 2 as published by the Free Software
+ * Foundation and appearing in the file LICENSE.GPL included in the
+ * packaging of this file.
+ *
+ * Licensees holding valid libFirm Professional Edition licenses may use
+ * this file in accordance with the libFirm Commercial License.
+ * Agreement provided with the Software.
+ *
+ * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+ * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE.
  */
 
+/**
+ * @file
+ * @brief     Hash table to store names.
+ * @author    Goetz Lindenmaier
+ * @version   $Id$
+ */
 #ifdef HAVE_CONFIG_H
 # include "config.h"
 #endif
 
 #include <assert.h>
 #include <ctype.h>
+#include <stdio.h>
 #include <string.h>
 #include <stddef.h>
 #include <stdlib.h>
 
-#ifdef HAVE_ALLOCA_H
-#include <alloca.h>
-#endif
-#ifdef HAVE_MALLOC_H
-#include <malloc.h>
-#endif
-
 #ifdef FIRM_ENABLE_WCHAR
 #include <wchar.h>
 #endif
 
 #include "ident_t.h"
 #include "set.h"
+#include "xmalloc.h"
 
 /* for debugging only, not the real implementation */
 struct _ident {
@@ -88,6 +96,7 @@ static ident *set_new_id_from_str(void *handle, const char *str)
 static const char *set_get_id_str(void *handle, ident *id)
 {
   struct set_entry *entry = (struct set_entry *)id;
+  (void) handle;
 
   return (const char *)entry->dptr;
 }
@@ -103,6 +112,7 @@ static const char *set_get_id_str(void *handle, ident *id)
 static int set_get_id_strlen(void *handle, ident *id)
 {
   struct set_entry *entry = (struct set_entry *)id;
+  (void) handle;
 
   return entry->size;
 }
@@ -272,6 +282,7 @@ void init_ident(ident_if_t *id_if, int initial_n_idents)
    impl.get_id_wcslen      = set_get_id_wcslen;
 #endif /* FIRM_ENABLE_WCHAR */
 
+   /* it's ok to use memcmp here, we check only strings */
    impl.handle = new_set(memcmp, initial_n_idents);
   }
 }
@@ -328,6 +339,16 @@ int id_contains_char(ident *id, char c)
   return strchr(get_id_str(id), c) != NULL;
 }
 
+ident *id_unique(const char *tag)
+{
+	static unsigned unique_id = 0;
+	char buf[256];
+
+	snprintf(buf, sizeof(buf), tag, unique_id);
+	unique_id++;
+	return new_id_from_str(buf);
+}
+
 #ifdef FIRM_ENABLE_WCHAR
 
 ident *new_id_from_wcs (const wchar_t *str)