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/* cygheap.h: Cygwin heap manager.
Copyright 2000 Cygnus Solutions.
This file is part of Cygwin.
This software is a copyrighted work licensed under the terms of the
Cygwin license. Please consult the file "CYGWIN_LICENSE" for
details. */
#undef cfree
enum cygheap_types
{
HEAP_FHANDLER,
HEAP_STR,
HEAP_ARGV,
HEAP_BUF,
HEAP_1_START,
HEAP_1_STR,
HEAP_1_ARGV,
HEAP_1_BUF,
HEAP_1_EXEC,
HEAP_1_MAX = 100
};
#define CYGHEAPSIZE ((4000 * sizeof (fhandler_union)) + (2 * 65536))
#define incygheap(s) (cygheap && ((char *) (s) >= (char *) cygheap) && ((char *) (s) <= ((char *) cygheap_max)))
struct _cmalloc_entry
{
union
{
DWORD b;
char *ptr;
};
struct _cmalloc_entry *prev;
char data[0];
};
struct init_cygheap
{
_cmalloc_entry *chain;
struct
{
size_t rootlen;
char *root;
};
mode_t umask;
};
extern init_cygheap *cygheap;
extern void *cygheap_max;
extern "C" {
void __stdcall cfree (void *) __attribute__ ((regparm(1)));
void __stdcall cygheap_fixup_in_child (HANDLE, bool);
void *__stdcall cmalloc (cygheap_types, DWORD) __attribute__ ((regparm(2)));
void *__stdcall crealloc (void *, DWORD) __attribute__ ((regparm(2)));
void *__stdcall ccalloc (cygheap_types, DWORD, DWORD) __attribute__ ((regparm(3)));
char *__stdcall cstrdup (const char *) __attribute__ ((regparm(1)));
char *__stdcall cstrdup1 (const char *) __attribute__ ((regparm(1)));
void __stdcall cygheap_init ();
}
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