#include <stdio.h>
#include <stdlib.h>
int main(){
FILE *pf;
int port_num = 2 , i =0;
char tmp[100] = {'\0'};
char base='a';
while(1){
for(i = 0 ;i < port_num ; i++){
char buffer[2048]={'\0'};
sprintf(tmp , "fdisk -l |grep sd%c1" , base+i);
pf = popen(tmp, "r");
fread(buffer, sizeof(buffer), 1, pf);
pclose(pf);
if('\0' != buffer[0]){ //sdx1 exist
memset(buffer, '\0' , sizeof(buffer));
sprintf(tmp , "mount |grep sd%c1" , base+i);
pf = popen(tmp, "r");
fread(buffer, sizeof(buffer), 1, pf);
pclose(pf);
if('\0' != buffer[0]){
//do nothing...
}else{
sprintf(tmp , "mount -t auto /dev/sd%c1 /mnt/usb%d" ,base+i,i+1); // mount
system(tmp);
}
}else{
memset(buffer, '\0' , sizeof(buffer));
sprintf(tmp , "mount |grep sd%c1" , base+i);
pf = popen(tmp, "r");
fread(buffer, sizeof(buffer), 1, pf);
pclose(pf);
if('\0' != buffer[0]){
sprintf(tmp , "umount /mnt/usb%d" ,i+1);
system(tmp);
}
}
}
sleep(1);
}
return 0;
}
在skel\etc\init.d 的 rcS 添加 /root/automountusb &
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