llvm-6502/include/llvm/Config/alloca.h
2003-06-30 21:59:07 +00:00

47 lines
965 B
C

/*
* Header file: alloc.h
*
* Description:
* This header file includes the infamous alloc.h header file if the
* autoconf system has found it. It hides all of the autoconf details
* from the rest of the application source code.
*/
#ifndef _CONFIG_ALLOC_H
#define _CONFIG_ALLOC_H
#include "Config/config.h"
/*
* This is a modified version of that suggested by the Autoconf manual.
* 1) The #pragma is indented so that pre-ANSI C compilers ignore it.
* 2) If alloca.h cannot be found, then try stdlib.h. Some platforms
* (notably FreeBSD) defined alloca() there.
*/
#ifndef __GNUC__
# ifdef HAVE_ALLOCA_H
# include <alloca.h>
# else
# ifdef _AIX
# pragma alloca
# else
# ifndef alloca
char * alloca ();
# endif
# endif
# endif
#else
# ifdef HAVE_ALLOCA_H
# include <alloca.h>
# else
# ifdef HAVE_STDLIB_H
# include <stdlib.h>
# else
# error "The function alloca() is required but not found!"
# endif
# endif
#endif
#endif