llvm-6502/tools/llee/SysUtils.h
2003-10-20 17:47:21 +00:00

46 lines
1.4 KiB
C

/*===- SysUtils.h - Utilities to do low-level system stuff -------*- 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 contains functions used to do a variety of low-level, often *
* system-specific, tasks. *
* *
\*===----------------------------------------------------------------------===*/
#ifndef SYSUTILS_H
#define SYSUTILS_H
struct stat;
/*
* isExecutable - This function returns true if given struct stat describes the
* file as being executable.
*/
unsigned isExecutable(const struct stat *buf);
/*
* isExecutableFile - This function returns true if the filename specified
* exists and is executable.
*/
unsigned isExecutableFile(const char *ExeFileName);
/*
* FindExecutable - Find a named executable in the path.
*/
char *FindExecutable(const char *ExeName);
/*
* This method finds the real `execve' call in the C library and executes the
* given program.
*/
int
executeProgram(const char *filename, char *const argv[], char *const envp[]);
#endif