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Fix broken pipe error in Jerry Debugger (#2427)

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This patch fixes an error caused by trying to send data to a closed socket.

JerryScript-DCO-1.0-Signed-off-by: Daniel Balla dballa@inf.u-szeged.hu
This commit is contained in:
Daniel Balla
2018-07-31 10:36:37 +02:00
committed by yichoi
parent a6ace5efdf
commit ba76b506f5
2 changed files with 21 additions and 7 deletions
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jerry-ext/debugger/debugger-tcp.c
+17 -6
View File
@@ -37,9 +37,9 @@ typedef struct
* Log tcp error message.
*/
static void
jerryx_debugger_tcp_log_error (void)
jerryx_debugger_tcp_log_error (int err_val)
{
JERRYX_ERROR_MSG ("Error: %s\n", strerror (errno));
JERRYX_ERROR_MSG ("TCP Error: %s\n", strerror (err_val));
} /* jerryx_debugger_tcp_log_error */
/**
@@ -76,6 +76,15 @@ jerryx_debugger_tcp_send (jerry_debugger_transport_header_t *header_p, /**< tcp
do
{
ssize_t is_err = recv (tcp_p->tcp_socket, NULL, 0, MSG_PEEK);
if (is_err == 0)
{
int err_val = errno;
jerry_debugger_transport_close ();
jerryx_debugger_tcp_log_error (err_val);
return false;
}
ssize_t sent_bytes = send (tcp_p->tcp_socket, message_p, message_length, 0);
if (sent_bytes < 0)
@@ -85,8 +94,9 @@ jerryx_debugger_tcp_send (jerry_debugger_transport_header_t *header_p, /**< tcp
continue;
}
jerryx_debugger_tcp_log_error ();
int err_val = errno;
jerry_debugger_transport_close ();
jerryx_debugger_tcp_log_error (err_val);
return false;
}
@@ -112,12 +122,13 @@ jerryx_debugger_tcp_receive (jerry_debugger_transport_header_t *header_p, /**< t
ssize_t length = recv (tcp_p->tcp_socket, buffer_p, buffer_size, 0);
if (length < 0)
if (length <= 0)
{
if (errno != EWOULDBLOCK)
if (errno != EWOULDBLOCK || length == 0)
{
jerryx_debugger_tcp_log_error ();
int err_val = errno;
jerry_debugger_transport_close ();
jerryx_debugger_tcp_log_error (err_val);
return false;
}
length = 0;