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makenl-3.2.5
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os.h
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C/C++ Source or Header
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2005-02-06
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4KB
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151 lines
/* $Id: os.h,v 1.6 2004/07/18 10:51:37 ozzmosis Exp $ */
#ifndef _OS_H
#define _OS_H
/* Operating system and compiler dependant functions */
/* Definitions for: */
/* __GNUC__ GNU C Compiler */
/* __EMX__ emx for DOS/OS2 */
/* __WATCOMC__ Watcom C Compiler 10.0b under DOS, OS/2 and Win32 */
/* __TURBOC__ Turbo C 2.00 and above, Borland C, under DOS */
/* Operating systems/memory model:
__FLAT__ 32-bit flat memory model
__SMALL__ DOS small memory model
__MSDOS__ DOS 16 or 32-bit
__DOS16__ DOS 16-bit
__DOS32__ DOS 32-bit (currently: dos4gw for Watcom)
__EMX__ emx+gcc (32-bit dual executable DOS/OS2)
__OS2__ OS/2 2.0 and above
__W32__ Win32 (Win9x/NT)
*/
#ifdef __GNUC__
#define __FLAT__ /* flat memory model, min. 32-bit */
#endif
#ifndef max
#define max(a,b) (((a) > (b)) ? (a) : (b))
#endif
#ifndef min
#define min(a,b) (((a) < (b)) ? (a) : (b))
#endif
/* Defaults for overwriteable functions */
#define OSAPS "osgenaps.c"
#define OSRMS "osgenrms.c"
#define OSCAN "osgencan.c"
#define OSDSL "osgendsl.c"
#define OSEXC "osgenexc.c"
#define OSFF "osgenff.c"
#define OSFLD "osgenfld.c"
#define OSGTN "osgengtn.c"
/* GNU C/EMX for DOS & OS/2 */
#if defined(__GNUC__) && defined(__EMX__)
#include "osgnuemx.h"
/* GNU C/Linux */
#elif defined(__GNUC__) && defined(__linux__)
#include "osgnulnx.h"
/* GNU C/FreeBSD */
#elif defined(__GNUC__) && defined(__FreeBSD__)
/* we'll use the Linux ones */
#include "osgnulnx.h"
/* GNU C/DJGPP 2.0 for DOS */
#elif defined(__GNUC__) && defined(__MSDOS__)
#include "osgnudjg.h"
/* GNU C/Dev-C++ for Windows */
#elif defined(__GNUC__) && defined(__MINGW32__)
/* use Microsoft Visual C++ headers */
#include "osmscwin.h"
/* Borland Turbo C++ 1.0, Borland C++ 3.1 & 4.0, etc. for DOS */
#elif defined(__TURBOC__) && defined(__MSDOS__)
#include "ostbcdos.h"
/* Watcom C/C++ for DOS, OS/2 & Windows */
#elif defined(__WATCOMC__)
#include "oswatxxx.h"
/* Microsoft Visual C++ for Windows */
#elif defined(_MSC_VER) && defined(WIN32)
#include "osmscwin.h"
#else
#error "It seems to me that you are using an unknown compiler!"
#endif
#ifndef STR_DIRSEPARATOR
#error "No one defined STR_DIRSEPARATOR!"
#else
#define CHAR_DIRSEPARATOR STR_DIRSEPARATOR[0]
#endif
/* ------------------------------------------------------------------------- */
/* os-independant global function declarations */
char *os_findfirst(struct _filefind *pff, const char *path,
const char *mask);
char *os_findnext(struct _filefind *pff);
void os_findclose(struct _filefind *pff);
char *os_findfile(struct _filefind *pff, const char *path,
const char *mask);
char *os_file_getname(const char *path);
int os_fullpath(char *dst, const char *src, size_t bufsiz);
int os_fulldir(char *dst, const char *src, size_t bufsiz);
char *os_getcwd(char *buffer, int size);
char *os_append_slash(char *path);
char *os_remove_slash(char *path);
char *os_deslashify(char *name);
char *os_filecanonify(char *s);
int os_spawn(const char *command, const char *cmdline);
#ifndef USE_OWN_GETCWD
#define os_getcwd getcwd
#endif
#ifdef USE_OWN_FGETS
#include <stdio.h>
char *os_fgets(char *buf, size_t len, FILE * f);
#define fgets os_fgets
#endif
#ifndef HAVE_STRUPR
char *strupr(char *string);
#endif
/* some sanity checks for compiler defines */
/* The GNUC-Check was thrown out. There can be GNU C with MSDOS, OS/2 or
WIN32... */
#if defined(__FLAT__) && defined(__SMALL__)
#error "Both __FLAT__ and __SMALL__ defined!"
#endif
#if defined(__DOS16__) && defined(__FLAT__)
#error "Both __DOS16__ and __FLAT defined!"
#endif
#if defined(__DOS16__) && defined(__DOS32__)
#error "Both __DOS16__ and __DOS32__ defined!"
#endif
#if defined(__MSDOS__) + defined(__OS2__) + defined(__W32__) > 1
#error "Ambigous OS specification"
#endif
#endif