Pintos: pintos/src/tests/vm/pt-write-code-2.c Source File

00001 /* Try to write to the code segment using a system call.
00002    The process must be terminated with -1 exit code. */
00003 
00004 #include "tests/lib.h"
00005 #include "tests/main.h"
00006 
00007 void
00008 test_main (void)
00009 {
00010   int handle;
00011 
00012   CHECK ((handle = open ("sample.txt")) > 1, "open \"sample.txt\"");
00013   read (handle, (void *) test_main, 1);
00014   fail ("survived reading data into code segment");
00015 }