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include/ 

* hashtab.h (htab_alloc_with_arg, htab_free_with_arg): Add new types.
	(struct htab): Add alloc_arg, alloc_with_arg_f, free_with_arg_f.
	(htab_create_alloc_ex): New prototype.
	(htab_set_functions_ex): New prototype.
libiberty/
	* hashtab.c (htab_create_alloc_ex): New function.
	(hatab_set_functions_ex): New function.
	(htab_delete, htab_expand): Support alternate allocation functions.
This commit is contained in:
Daniel Jacobowitz 2003-01-26 07:33:29 +00:00
parent 232cca6b0c
commit 285d6b97b1
2 changed files with 30 additions and 2 deletions
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7
include/ChangeLog
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@ -1,3 +1,10 @@
2003-01-26 Daniel Jacobowitz <drow@mvista.com>
* hashtab.h (htab_alloc_with_arg, htab_free_with_arg): Add new types.
(struct htab): Add alloc_arg, alloc_with_arg_f, free_with_arg_f.
(htab_create_alloc_ex): New prototype.
(htab_set_functions_ex): New prototype.
2003-01-25 Jakub Jelinek <jakub@redhat.com>
* elf/sparc.h: Add TLS relocs. Move R_SPARC_REV32 to 252.

25
include/hashtab.h
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@ -1,5 +1,5 @@
/* An expandable hash tables datatype.
Copyright (C) 1999, 2000, 2002 Free Software Foundation, Inc.
Copyright (C) 1999, 2000, 2002, 2003 Free Software Foundation, Inc.
Contributed by Vladimir Makarov (vmakarov@cygnus.com).
This program is free software; you can redistribute it and/or modify
@ -76,10 +76,16 @@ typedef PTR (*htab_alloc) PARAMS ((size_t, size_t));
/* We also need a free() routine. */
typedef void (*htab_free) PARAMS ((PTR));
/* Memory allocation and deallocation; variants which take an extra
argument. */
typedef PTR (*htab_alloc_with_arg) PARAMS ((void *, size_t, size_t));
typedef void (*htab_free_with_arg) PARAMS ((void *, void *));
/* Hash tables are of the following type. The structure
(implementation) of this type is not needed for using the hash
tables. All work with hash table should be executed only through
functions mentioned below. */
functions mentioned below. The size of this structure is subject to
change. */
struct htab GTY(())
{
@ -115,6 +121,11 @@ struct htab GTY(())
/* Pointers to allocate/free functions. */
htab_alloc alloc_f;
htab_free free_f;
/* Alternate allocate/free functions, which take an extra argument. */
PTR GTY((skip (""))) alloc_arg;
htab_alloc_with_arg alloc_with_arg_f;
htab_free_with_arg free_with_arg_f;
};
typedef struct htab *htab_t;
@ -128,10 +139,20 @@ extern htab_t htab_create_alloc PARAMS ((size_t, htab_hash,
htab_eq, htab_del,
htab_alloc, htab_free));
extern htab_t htab_create_alloc_ex PARAMS ((size_t, htab_hash,
htab_eq, htab_del,
PTR, htab_alloc_with_arg,
htab_free_with_arg));
/* Backward-compatibility functions. */
extern htab_t htab_create PARAMS ((size_t, htab_hash, htab_eq, htab_del));
extern htab_t htab_try_create PARAMS ((size_t, htab_hash, htab_eq, htab_del));
extern void htab_set_functions_ex PARAMS ((htab_t, htab_hash,
htab_eq, htab_del,
PTR, htab_alloc_with_arg,
htab_free_with_arg));
extern void htab_delete PARAMS ((htab_t));
extern void htab_empty PARAMS ((htab_t));