stdio.h

eC++编译器源码

#pragma stdio
#pragma qualified
#include <SYSTEM.h>
#include <FileSystem.h>

//used to print output; accepts any argument except a constant
//formats:   %d input/output a value of type int
//           %u input/output value of type unsigned int
//           %ld input/output a value of type long
//           %o input/output an int in octal
//           %x input/output an int in hexadecimal
//           %f input/output a float in fixed format e.g. 98.3
//           %e input/output a float in scientific notation e.g. 9.83e+1
//           %c input/output a char value
//           %s input/output a string value
//           %% output a %

void printf(char format[]); 
void printf(char format[], SYSTEM.WORD val[]);
void printf(char format[], SYSTEM.WORD val[], SYSTEM.WORD val1[]);
void printf(char format[], SYSTEM.WORD val[], SYSTEM.WORD val1[], SYSTEM.WORD val2[]);
void printf(char format[], SYSTEM.WORD val[], SYSTEM.WORD val1[], SYSTEM.WORD val2[], SYSTEM.WORD val3[]);
void printf(char format[], SYSTEM.WORD val[], SYSTEM.WORD val1[], SYSTEM.WORD val2[], SYSTEM.WORD val3[], SYSTEM.WORD val4[]);

//used to read input; the return value equals one if a value was read
//formats are the same as for printf
int scanf(char format[], SYSTEM.WORD &val[]);

//read & write from strings; returns number of bytes written or -1
int sprintf(char &buffer[], char format[], SYSTEM.WORD val[]);
int sprintf(char &buffer[], char format[], SYSTEM.WORD val[], SYSTEM.WORD val1[]);
int sprintf(char &buffer[], char format[], SYSTEM.WORD val[], SYSTEM.WORD val1[], SYSTEM.WORD val2[]);
int sprintf(char &buffer[], char format[], SYSTEM.WORD val[], SYSTEM.WORD val1[], SYSTEM.WORD val2[], SYSTEM.WORD val3[]);
int sprintf(char &buffer[], char format[], SYSTEM.WORD val[], SYSTEM.WORD val1[], SYSTEM.WORD val2[], SYSTEM.WORD val3[], SYSTEM.WORD val4[]);
//returns number of fields converted
int sscanf(char &buffer[], char format[], SYSTEM.WORD &val[]);

// The file version of the functions
typedef FileSystem.File FILE;

FILE *fopen(const char name[], const char mode[]);
//modes are "r" and "w"
//number of characters written or -1
int fprintf(FILE *f, char format[]); 
int fprintf(FILE *f, char format[], SYSTEM.WORD val[]);
int fprintf(FILE *f, char format[], SYSTEM.WORD val[], SYSTEM.WORD val1[]);
int fprintf(FILE *f, char format[], SYSTEM.WORD val[], SYSTEM.WORD val1[], SYSTEM.WORD val2[]);
int fprintf(FILE *f, char format[], SYSTEM.WORD val[], SYSTEM.WORD val1[], SYSTEM.WORD val2[], SYSTEM.WORD val3[]);
int fprintf(FILE *f, char format[], SYSTEM.WORD val[], SYSTEM.WORD val1[], SYSTEM.WORD val2[], SYSTEM.WORD val3[], SYSTEM.WORD val4[]);
//used to read input; the return value equals one if a value was read
//formats are the same as for printf
int fscanf(FILE *f, char format[], SYSTEM.WORD &val[]);
void fclose(FILE *file);

//raw input/output
unsigned int fread(SYSTEM.WORD &val[], unsigned int itemSize,
                        unsigned int itemCount, FILE *file);
unsigned int fwrite(SYSTEM.WORD &val[], unsigned int itemSize,
                        unsigned int itemCount, FILE *file);
typedef enum {SEEK_CUR, SEEK_END, SEEK_SET} Position;
int fseek(FILE *stream, long offset, Position position);
long ftell(FILE *stream);