include/stdio.h

   1 #ifndef _STDIO_H_
   2 #define _STDIO_H_
   3
   4 #include <stddef.h>
   5
   6 #define EOF (-1)
   7
   8 #define O_NONBLOCK 1
   9
  10 struct _FILE {
  11         struct device *dev;
  12 };
  13
  14 typedef struct _FILE FILE;
  15
  16 extern FILE *stdin, *stdout, *stderr;
  17
  18
  19 int fopen(FILE *fd, const char *path, int flags);
  20 void fclose(FILE *fd);
  21 int fwrite(FILE *fd, const void *buf, size_t count);
  22 int fread(FILE *fd, void *buf, size_t count);
  23
  24
  25 int printf(const char *format, ...) __attribute__ ((format (printf, 1, 2)));
  26 int fprintf(FILE *stream, const char *format, ...) __attribute__ ((format (printf, 2, 3)));
  27 int sprintf(char *str, const char *format, ...) __attribute__ ((format (printf, 2, 3)));
  28 int snprintf(char *str, size_t len, const char *format, ...) __attribute__ ((format (printf, 3, 4)));
  29
  30 // implement scanf
  31
  32 /* XXX see these actually work */
  33 int fputc(int c, FILE *stream);
  34 int fputs(const char *s, FILE *stream);
  35 #define putc(c, s) fputc(c, s)
  36 #define putchar(c) fputc(c, stdout)
  37 int puts(const char *s);
  38
  39 int fgetc(FILE *f);
  40 int getchar(void);
  41
  42 #endif