cwstdio.h

来自「我搜集的C 语言教程」· C头文件 代码 · 共 26 行

/*  CWSTDIO.H */

/*  #include this file when:
        1) your program performs file input/output, or
        2) you want the common #defines
        3) you want the externs for non-int library functions
*/


#define TRUE    1
#define FALSE   0
#define EOF     (-1)
#define EXCEPTION EOF

/*  file handles for standard I/O streams, redirectable */
#define STDIN   0   /*  standard input device (keyboard) */
#define STDOUT  1   /*  standard outuput (screen) */
#define STDERR  2   /*  standard error device - no redirection */
#define STDPRN  4   /*  printer; can also use file "PRN"  */

typedef unsigned FILE;

extern char *fgets(), *gets(), *sbrk();
extern long lseek();
extern double fabs();