windows-nt/Source/XPSP1/NT/base/mvdm/dos/v86/h/stdlib.h
2020-09-26 16:20:57 +08:00

152 lines
4.6 KiB
C

/***
*stdlib.h - declarations/definitions for commonly used library functions
*
* Copyright (c) 1985-1988, Microsoft Corporation. All rights reserved.
*
*Purpose:
* This include file contains the function declarations for
* commonly used library functions which either don't fit somewhere
* else, or, like toupper/tolower, can't be declared in the normal
* place (ctype.h in the case of toupper/tolower) for other reasons.
* [ANSI]
*
*******************************************************************************/
#ifndef _SIZE_T_DEFINED
typedef unsigned int size_t;
#define _SIZE_T_DEFINED
#endif
#ifndef NO_EXT_KEYS /* extensions enabled */
#define _CDECL cdecl
#define _NEAR near
#else /* extensions not enabled */
#define _CDECL
#define _NEAR
#endif /* NO_EXT_KEYS */
/* definition of the return type for the onexit() function */
#ifndef _ONEXIT_T_DEFINED
typedef int (_CDECL * _CDECL onexit_t)();
#define _ONEXIT_T_DEFINED
#endif
/* Data structure definitions for div and ldiv runtimes. */
#ifndef _DIV_T_DEFINED
typedef struct {
int quot;
int rem;
} div_t;
typedef struct {
long quot;
long rem;
} ldiv_t;
#define _DIV_T_DEFINED
#endif
/* Maximum value that can be returned by the rand function. */
#define RAND_MAX 0x7fff
/* min and max macros */
#define max(a,b) (((a) > (b)) ? (a) : (b))
#define min(a,b) (((a) < (b)) ? (a) : (b))
/* sizes for buffers used by the _makepath() and _splitpath() functions.
* note that the sizes include space for 0-terminator
*/
#define _MAX_PATH 144 /* max. length of full pathname */
#define _MAX_DRIVE 3 /* max. length of drive component */
#define _MAX_DIR 130 /* max. length of path component */
#define _MAX_FNAME 9 /* max. length of file name component */
#define _MAX_EXT 5 /* max. length of extension component */
/* external variable declarations */
extern int _NEAR _CDECL errno; /* XENIX style error number */
extern int _NEAR _CDECL _doserrno; /* MS-DOS system error value */
extern char * _NEAR _CDECL sys_errlist[]; /* perror error message table */
extern int _NEAR _CDECL sys_nerr; /* # of entries in sys_errlist table */
extern char ** _NEAR _CDECL environ; /* pointer to environment table */
extern unsigned int _NEAR _CDECL _psp; /* Program Segment Prefix */
extern int _NEAR _CDECL _fmode; /* default file translation mode */
/* DOS major/minor version numbers */
extern unsigned char _NEAR _CDECL _osmajor;
extern unsigned char _NEAR _CDECL _osminor;
#define DOS_MODE 0 /* Real Address Mode */
#define OS2_MODE 1 /* Protected Address Mode */
extern unsigned char _NEAR _CDECL _osmode;
/* function prototypes */
double _CDECL atof(const char *);
double _CDECL strtod(const char *, char * *);
ldiv_t _CDECL ldiv(long, long);
void _CDECL abort(void);
int _CDECL abs(int);
int _CDECL atexit(void (_CDECL *)(void));
int _CDECL atoi(const char *);
long _CDECL atol(const char *);
void * _CDECL bsearch(const void *, const void *, size_t, size_t, int (_CDECL *)(const void *, const void *));
void * _CDECL calloc(size_t, size_t);
div_t _CDECL div(int, int);
char * _CDECL ecvt(double, int, int *, int *);
void _CDECL exit(int);
void _CDECL _exit(int);
char * _CDECL fcvt(double, int, int *, int *);
void _CDECL free(void *);
char * _CDECL gcvt(double, int, char *);
char * _CDECL getenv(const char *);
char * _CDECL itoa(int, char *, int);
long _CDECL labs(long);
unsigned long _CDECL _lrotl(unsigned long, int);
unsigned long _CDECL _lrotr(unsigned long, int);
char * _CDECL ltoa(long, char *, int);
void _CDECL _makepath(char *, char *, char *, char *, char *);
void * _CDECL malloc(size_t);
onexit_t _CDECL onexit(onexit_t);
void _CDECL perror(const char *);
int _CDECL putenv(char *);
void _CDECL qsort(void *, size_t, size_t, int (_CDECL *)(const void *, const void *));
unsigned int _CDECL _rotl(unsigned int, int);
unsigned int _CDECL _rotr(unsigned int, int);
int _CDECL rand(void);
void * _CDECL realloc(void *, size_t);
void _CDECL _searchenv(char *, char *, char *);
void _CDECL _splitpath(char *, char *, char *, char *, char *);
void _CDECL srand(unsigned int);
long _CDECL strtol(const char *, char * *, int);
unsigned long _CDECL strtoul(const char *, char * *, int);
void _CDECL swab(char *, char *, int);
int _CDECL system(const char *);
char * _CDECL ultoa(unsigned long, char *, int);
#ifndef tolower /* tolower has been undefined - use function */
int _CDECL tolower(int);
#endif /* tolower */
#ifndef toupper /* toupper has been undefined - use function */
int _CDECL toupper(int);
#endif /* toupper */