It didn't invoke exit while running filesyscall, VAR6 about cs162 HOT 2 CLOSED

++FILESYSCALL VAR6: [STARTED]
++FILESYSCALL VAR6: open mv.c
++FILESYSCALL VAR6: file handle 2
++FILESYSCALL VAR6: file handle 3
++FILESYSCALL VAR6: invoke read/write in a loop
#include "syscall.h"
#include "stdio.h"
#include "stdlib.h"

#define BUFSIZE 1024

char buf[BUFSIZE];

int main(int argc, char** argv)
{
int src, dst, amount;

if (argc!=3) {
printf("Usage: cp \n");
return 1;
}

src = open(argv[1]);
if (src==-1) {
printf("Open to open %s\n", argv[1]);
return 1;
}

creat(argv[2]);
dst = open(argv[2]);
if (dst==-1) {
printf("Unable to create %s\n", argv[2]);
return 1;
}

while ((amount = read(src, buf, BUFSIZE))>0) {
write(dst, buf, amount);
}

close(src);
close(dst);
unlink(argv[1]);

return 0;
}
++++FOIPLEENSFYISLCEA:L L[ SVTAARR6T:E DC]h
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3
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++++FOIPLEENSFYISLCEA:L L[ EVNADR]7
: [STARTED]

from cs162.

The problem didn't reoccur for a long time, so close this.

from cs162.