还是文件问题
#include<stdio.h>#include<fcntl.h>
#define BUFFSIZE 512
char buff;
void main(int argc,char *argv[])
{
int fd,bytes,i;
if((fd=open("file4.txt",O_RDONLY))<0)--------------------->问题出在这句
{
printf("cna't open file."); exit(0);
}
while((bytes=read(fd,buff,BUFFSIZE))>0)
for(i=0;i<bytes;i++)
putchar(buff);
close(fd);
}
if((fd=open("file4.txt",O_RDONLY))<0) 这句写成if((fd=open(argv,O_RDONLY))<0)
就能够把文件内容写出,但写成 "file4.txt" 就不行,为什么呢?
环境:VC6 int fh1, fh2;
fh1 = _open( "OPEN.C", _O_RDONLY );
...
例子这么写的:
页:
[1]