char buf[] = "   eax		ebx ecx  edx  ";
char *arr[100];

int main(int argc, char *argv[]) {
	int i,j=0, strln;

	// replace ' ' and '\t' with 0x0
	for(i=0; buf[i]; strln=i++) if((buf[i] == ' ') || (buf[i] == 0x9)) buf[i]=0; 

	// put strings into array
	for(i=0; i<strln; i++) if(buf[i]) { arr[j++]=&buf[i]; while(buf[++i]); } // no i-- anymore

	// print array
	for(i=0; i<j; i++) printf("%s\n", arr[i]); 
}