[Emacs-diffs] Changes to emacs/src/w32heap.h [lexbind]

[Miles Bader]

Index: emacs/src/w32heap.h
diff -c /dev/null emacs/src/w32heap.h:1.11.4.1
*** /dev/null   Tue Oct 14 19:23:30 2003
--- emacs/src/w32heap.h Tue Oct 14 19:22:48 2003
***************
*** 0 ****
--- 1,108 ----
+ /* Heap management routines (including unexec) for GNU Emacs on Windows NT.
+    Copyright (C) 1994 Free Software Foundation, Inc.
+ 
+ This file is part of GNU Emacs.
+ 
+ GNU Emacs is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2, or (at your option)
+ any later version.
+ 
+ GNU Emacs is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ GNU General Public License for more details.
+ 
+ You should have received a copy of the GNU General Public License
+ along with GNU Emacs; see the file COPYING.  If not, write to
+ the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA.
+ 
+    Geoff Voelker (address@hidden)                          7-29-94
+ */
+ 
+ #ifndef NTHEAP_H_
+ #define NTHEAP_H_
+ 
+ #include <windows.h>
+ 
+ #define ROUND_UP(p, align)   (((DWORD)(p) + (align)-1) & ~((align)-1))
+ #define ROUND_DOWN(p, align) ((DWORD)(p) & ~((align)-1))
+ 
+ /*
+  * Heap related stuff.
+  */
+ #define get_reserved_heap_size()      reserved_heap_size
+ #define get_committed_heap_size()     (get_data_end () - get_data_start ())
+ #define get_heap_start()              get_data_start ()
+ #define get_heap_end()                        get_data_end ()
+ #define get_page_size()                       sysinfo_cache.dwPageSize
+ #define get_allocation_unit()         sysinfo_cache.dwAllocationGranularity
+ #define get_processor_type()          sysinfo_cache.dwProcessorType
+ #define get_w32_major_version()       w32_major_version
+ #define get_w32_minor_version()       w32_minor_version
+ 
+ extern unsigned char *get_data_start();
+ extern unsigned char *get_data_end();
+ extern unsigned long  reserved_heap_size;
+ extern SYSTEM_INFO    sysinfo_cache;
+ extern OSVERSIONINFO  osinfo_cache;
+ extern BOOL                 using_dynamic_heap;
+ extern int                  w32_major_version;
+ extern int                  w32_minor_version;
+ extern int                  w32_build_number;
+ 
+ enum {
+   OS_WIN95 = 1,
+   OS_NT
+ };
+ 
+ extern int os_subtype;
+ 
+ /* Emulation of Unix sbrk().  */
+ extern void *sbrk (unsigned long size);
+ 
+ /* Initialize heap structures for sbrk on startup.  */
+ extern void init_heap ();
+ 
+ /* Round the heap to this size.  */
+ extern void round_heap (unsigned long size);
+ 
+ /* Cache system info, e.g., the NT page size.  */
+ extern void cache_system_info (void);
+ 
+ /* ----------------------------------------------------------------- */
+ /* Useful routines for manipulating memory-mapped files. */
+ 
+ typedef struct file_data {
+     char          *name;
+     unsigned long  size;
+     HANDLE         file;
+     HANDLE         file_mapping;
+     unsigned char *file_base;
+ } file_data;
+ 
+ #define OFFSET_TO_RVA(var,section) \
+         (section->VirtualAddress + ((DWORD)(var) - section->PointerToRawData))
+ 
+ #define RVA_TO_OFFSET(var,section) \
+         (section->PointerToRawData + ((DWORD)(var) - section->VirtualAddress))
+ 
+ #define RVA_TO_PTR(var,section,filedata) \
+         ((void *)(RVA_TO_OFFSET(var,section) + (filedata).file_base))
+ 
+ int open_input_file (file_data *p_file, char *name);
+ int open_output_file (file_data *p_file, char *name, unsigned long size);
+ void close_file_data (file_data *p_file);
+ 
+ /* Return pointer to section header for named section. */
+ IMAGE_SECTION_HEADER * find_section (char * name, IMAGE_NT_HEADERS * 
nt_header);
+ 
+ /* Return pointer to section header for section containing the given
+    relative virtual address. */
+ IMAGE_SECTION_HEADER * rva_to_section (DWORD rva, IMAGE_NT_HEADERS * 
nt_header);
+ 
+ #endif /* NTHEAP_H_ */
+ 
+ /* arch-tag: 3ba4cbe1-8a09-4a41-8f37-fd31f7426b3c
+    (do not change this comment) */