putchar.c

来自「开放源码的编译器open watcom 1.6.0版的源代码」· C语言 代码 · 共 16 行

#include <stdio.h>

void main()
  {
    FILE *fp;
    int c;

    fp = fopen( "file", "r" );
    c = fgetc( fp );
    while( c != EOF ) {
        putchar( c );
        c = fgetc( fp );
    }
    fclose( fp );
  }