rewinddi.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 38 行

#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <direct.h>

void main()
{
    DIR *dirp;
    struct dirent *direntp;
    int handle;

    dirp = opendir( "\\watcom\\h\\*.*" );
    if( dirp != NULL ) {
        printf( "Old directory listing\n" );
        for(;;) {
            direntp = readdir( dirp );
            if( direntp == NULL )
                break;
            printf( "%s\n", direntp->d_name );
        }

        handle = creat( "\\watcom\\h\\file.new",
                        S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP );
        close( handle );

        rewinddir( dirp );
        printf( "New directory listing\n" );
        for(;;) {
            direntp = readdir( dirp );
            if( direntp == NULL )
                break;
            printf( "%s\n", direntp->d_name );
        }
        closedir( dirp );
    }
}