mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-15 20:29:48 +00:00
3b87f215b6
* Add UIUC copyright notice headers git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15503 91177308-0d34-0410-b5e6-96231b3b80d8
57 lines
1.9 KiB
C
57 lines
1.9 KiB
C
/*===- OSInterface.h - Interface to query OS for functionality ---*- C -*--===*\
|
|
*
|
|
* The LLVM Compiler Infrastructure
|
|
*
|
|
* This file was developed by the LLVM research group and is distributed under
|
|
* the University of Illinois Open Source License. See LICENSE.TXT for details.
|
|
*
|
|
*===----------------------------------------------------------------------===
|
|
*
|
|
*
|
|
* This file defines the prototype interface that we will expect operating
|
|
* systems to implement if they wish to support offline cachine.
|
|
*
|
|
\*===----------------------------------------------------------------------===*/
|
|
|
|
#ifndef OS_INTERFACE_H
|
|
#define OS_INTERFACE_H
|
|
|
|
#include "Config/sys/types.h"
|
|
|
|
struct stat;
|
|
|
|
/*
|
|
* llvmStat - equivalent to stat(3), except the key may not necessarily
|
|
* correspond to a file by that name, implementation is up to the OS.
|
|
* Values returned in buf are similar as they are in Unix.
|
|
*/
|
|
void llvmStat(const char *key, struct stat *buf);
|
|
|
|
/*
|
|
* llvmWriteFile - implements a 'save' of a file in the OS. 'key' may not
|
|
* necessarily map to a file of the same name.
|
|
* Returns:
|
|
* 0 - success
|
|
* non-zero - error
|
|
*/
|
|
int llvmWriteFile(const char *key, const void *data, size_t len);
|
|
|
|
/*
|
|
* llvmLoadFile - tells the OS to load data corresponding to a particular key
|
|
* somewhere into memory.
|
|
* Returns:
|
|
* 0 - failure
|
|
* non-zero - address of loaded file
|
|
*
|
|
* Value of size is the length of data loaded into memory.
|
|
*/
|
|
void* llvmReadFile(const char *key, size_t *size);
|
|
|
|
/*
|
|
* llvmExecve - execute a file from cache. This is a temporary proof-of-concept
|
|
* because we do not relocate what we can read from disk.
|
|
*/
|
|
int llvmExecve(const char *filename, char *const argv[], char *const envp[]);
|
|
|
|
#endif
|