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report user mode gdb exit codes (Paul Brook)

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1401 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2005-04-26 20:42:36 +00:00
parent 43fb823b5f
commit e90096763d
3 changed files with 19 additions and 0 deletions
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16
gdbstub.c
View File

@ -656,6 +656,22 @@ gdb_handlesig (CPUState *env, int sig)
}
return sig;
}
/* Tell the remote gdb that the process has exited. */
void gdb_exit(CPUState *env, int code)
{
GDBState *s;
char buf[4];
if (gdbserver_fd < 0)
return;
s = &gdbserver_state;
snprintf(buf, sizeof(buf), "W%02x", code);
put_packet(s, buf);
}
#else
static int gdb_can_read(void *opaque)
{

1
gdbstub.h
View File

@ -5,6 +5,7 @@
#ifdef CONFIG_USER_ONLY
int gdb_handlesig (CPUState *, int);
void gdb_exit(CPUState *, int);
#endif
int gdbserver_start(int);

2
linux-user/syscall.c
View File

@ -1603,6 +1603,7 @@ long do_syscall(void *cpu_env, int num, long arg1, long arg2, long arg3,
#ifdef HAVE_GPROF
_mcleanup();
#endif
gdb_exit(cpu_env, arg1);
/* XXX: should free thread stack and CPU env */
_exit(arg1);
ret = 0; /* avoid warning */
@ -2409,6 +2410,7 @@ long do_syscall(void *cpu_env, int num, long arg1, long arg2, long arg3,
#ifdef __NR_exit_group
/* new thread calls */
case TARGET_NR_exit_group:
gdb_exit(cpu_env, arg1);
ret = get_errno(exit_group(arg1));
break;
#endif