?? 2-3.c
字號:
/*2-3.C*/
#include <stdio.h>
#include <dos.h>
int delete_file(char near *filename)
{
union REGS regs;
int ret;
regs.h.ah=0x41;
regs.x.dx=(unsigned)filename;
ret=intdos(®s,®s);
return(regs.x.cflag?ret:0);
}
int main(void)
{
char near *filename;
int err;
printf("Enter filename:");
gets(filename);
err=delete_file(filename);
if(!err)
printf("Able to delete",filename);
else
printf("NOT able to delete,this file not exist\n");
return 0;
}
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