diff options
Diffstat (limited to 'gdb/remote.c')
| -rw-r--r-- | gdb/remote.c | 29 |
1 files changed, 19 insertions, 10 deletions
diff --git a/gdb/remote.c b/gdb/remote.c index 929d4f5..0a83944 100644 --- a/gdb/remote.c +++ b/gdb/remote.c @@ -89,7 +89,7 @@ static void cleanup_sigint_signal_handler (void *dummy); static void initialize_sigint_signal_handler (void); static int getpkt_sane (char **buf, long *sizeof_buf, int forever); static int getpkt_or_notif_sane (char **buf, long *sizeof_buf, - int forever); + int forever, int *is_notif); static void handle_remote_sigint (int); static void handle_remote_sigint_twice (int); @@ -5634,15 +5634,16 @@ remote_wait_ns (ptid_t ptid, struct target_waitstatus *status, int options) struct remote_state *rs = get_remote_state (); struct stop_reply *stop_reply; int ret; + int is_notif = 0; /* If in non-stop mode, get out of getpkt even if a notification is received. */ ret = getpkt_or_notif_sane (&rs->buf, &rs->buf_size, - 0 /* forever */); + 0 /* forever */, &is_notif); while (1) { - if (ret != -1) + if (ret != -1 && !is_notif) switch (rs->buf[0]) { case 'E': /* Error of some sort. */ @@ -5679,7 +5680,7 @@ remote_wait_ns (ptid_t ptid, struct target_waitstatus *status, int options) /* Otherwise do a blocking wait. */ ret = getpkt_or_notif_sane (&rs->buf, &rs->buf_size, - 1 /* forever */); + 1 /* forever */, &is_notif); } } @@ -7410,11 +7411,13 @@ getpkt (char **buf, 0, this function is allowed to time out gracefully and return an indication of this to the caller. Otherwise return the number of bytes read. If EXPECTING_NOTIF, consider receiving a notification - enough reason to return to the caller. */ + enough reason to return to the caller. *IS_NOTIF is an output + boolean that indicates whether *BUF holds a notification or not + (a regular packet). */ static int getpkt_or_notif_sane_1 (char **buf, long *sizeof_buf, int forever, - int expecting_notif) + int expecting_notif, int *is_notif) { struct remote_state *rs = get_remote_state (); int c; @@ -7515,6 +7518,8 @@ getpkt_or_notif_sane_1 (char **buf, long *sizeof_buf, int forever, /* Skip the ack char if we're in no-ack mode. */ if (!rs->noack_mode) serial_write (remote_desc, "+", 1); + if (is_notif != NULL) + *is_notif = 0; return val; } @@ -7536,13 +7541,15 @@ getpkt_or_notif_sane_1 (char **buf, long *sizeof_buf, int forever, str); do_cleanups (old_chain); } + if (is_notif != NULL) + *is_notif = 1; handle_notification (*buf); /* Notifications require no acknowledgement. */ if (expecting_notif) - return -1; + return val; } } } @@ -7550,13 +7557,15 @@ getpkt_or_notif_sane_1 (char **buf, long *sizeof_buf, int forever, static int getpkt_sane (char **buf, long *sizeof_buf, int forever) { - return getpkt_or_notif_sane_1 (buf, sizeof_buf, forever, 0); + return getpkt_or_notif_sane_1 (buf, sizeof_buf, forever, 0, NULL); } static int -getpkt_or_notif_sane (char **buf, long *sizeof_buf, int forever) +getpkt_or_notif_sane (char **buf, long *sizeof_buf, int forever, + int *is_notif) { - return getpkt_or_notif_sane_1 (buf, sizeof_buf, forever, 1); + return getpkt_or_notif_sane_1 (buf, sizeof_buf, forever, 1, + is_notif); } |