[mark@hermans frysk-obj]$ frysk-core/frysk/bindir/fhpd
(fhpd) run /home/mark/src/frysk/frysk-core/frysk/pkglibdir/test1
Attached to process 601
(fhpd) where
#0 0x4edd78d0 in _start ()
(fhpd) break main
breakpoint 0
(fhpd) break add
breakpoint 1
(fhpd) list
No source for current frame
java.lang.NullPointerException
   at gnu.java.nio.channels.FileChannelImpl.<init>(libgcj.so.7rh)
   at gnu.java.nio.channels.FileChannelImpl.create(libgcj.so.7rh)
   at java.io.FileInputStream.<init>(libgcj.so.7rh)
   at java.io.FileReader.<init>(libgcj.so.7rh)
   at frysk.cli.hpd.CLI$ListHandler.handle(fhpd)
   at frysk.cli.hpd.CLI.execCommand(fhpd)
   at fhpd.main(fhpd)
Internal debugger error:  
(fhpd) go
(fhpd) Breakpoint 0 main
list
24       }
25       
26       inline int add(int i, int j)
27       {
28         result = i + j;
29         return result;
30       }
31       
32       int main (int argc, char **argv)
33       {
34         int i = 0;
35       
36         if (argc > 2)
37           {
38             pid_t target_pid;
39             int signal;
40             
41             errno = 0;
42             target_pid = (pid_t)strtoul(argv[1], (char **)0, 10);
43             if (errno)
(fhpd) break anotherFunction
breakpoint 2
(fhpd) go
(fhpd) Breakpoint 1 add
go
(fhpd) Breakpoint 2 anotherFunction
where
#0 0x08048466 in anotherFunction () from: /home/mark/src/frysk/frysk-core/frysk/pkglibdir/test1.c#18
#1 0x080485a9 in main () from: /home/mark/src/frysk/frysk-core/frysk/pkglibdir/test1.c#63
#2 0x4ee09f2c in __libc_start_main ()
#3 0x080483d1 in _start ()
(fhpd) list
44*             {
45                perror("Invalid pid");
46                exit(1);
47              }
48             signal = (int)strtoul(argv[2], (char **)0, 10);
49             if (errno)
50              {
51                perror("Invalid signal");
52                exit(1);
53              }
54             kill(target_pid, signal);
55           }
56         signal(SIGALRM, &signal_handler);
57         while (running)
58           {
59             if (i >= 0)
60              {
61                i--;
62                add(i, 2 * i);
63                anotherFunction(i, i);
(fhpd) actionpoints
0  y main 
1  y add 
2  y anotherFunction 
(fhpd) disable 2
breakpoint 2 disabled
(fhpd) go
(fhpd) Breakpoint 1 add
go
(fhpd) Breakpoint 1 add
go
(fhpd) Breakpoint 1 add
enable 2
breakpoint 2 enabled
(fhpd) go
(fhpd) Breakpoint 1 add
go
(fhpd) Breakpoint 2 anotherFunction
go
(fhpd) Breakpoint 1 add