From b02d64a1bff5bbbb56c3119e336e1530888c04bd Mon Sep 17 00:00:00 2001
From: ntfreak <ntfreak@b42882b7-edfa-0310-969c-e2dbd0fdcd60>
Date: Mon, 18 Feb 2008 18:48:04 +0000
Subject: [PATCH] - reapply fix with telnet prompt while running/halting gdb

git-svn-id: svn://svn.berlios.de/openocd/trunk@309 b42882b7-edfa-0310-969c-e2dbd0fdcd60
---
 src/server/telnet_server.c | 28 +++++++++++++++++-----------
 src/server/telnet_server.h |  1 +
 2 files changed, 18 insertions(+), 11 deletions(-)

diff --git a/src/server/telnet_server.c b/src/server/telnet_server.c
index 971a95c3..e84d0454 100644
--- a/src/server/telnet_server.c
+++ b/src/server/telnet_server.c
@@ -50,7 +50,6 @@ static char *negotiate =
 		
 #define CTRL(c) (c - '@')
 	
-
 /* The only way we can detect that the socket is closed is the first time
  * we write to it, we will fail. Subsequent write operations will
  * succeed. Shudder!
@@ -61,15 +60,14 @@ int telnet_write(connection_t *connection, void *data, int len)
 	if (t_con->closed)
 		return ERROR_SERVER_REMOTE_CLOSED;
 
-	if (write_socket(connection->fd, data, len)==len)
+	if (write_socket(connection->fd, data, len) == len)
 	{
 		return ERROR_OK;
 	}
-	t_con->closed=1;
+	t_con->closed = 1;
 	return ERROR_SERVER_REMOTE_CLOSED;
 }
 
-
 int telnet_prompt(connection_t *connection)
 {
 	telnet_connection_t *t_con = connection->priv;
@@ -83,7 +81,6 @@ int telnet_outputline(connection_t *connection, char* line)
 	return telnet_write(connection, "\r\n\0", 3);
 }
 
-
 int telnet_output(struct command_context_s *cmd_ctx, char* line)
 {
 	connection_t *connection = cmd_ctx->output_handler_priv;
@@ -95,8 +92,8 @@ void telnet_log_callback(void *priv, const char *file, int line,
 		const char *function, const char *format, va_list args)
 {
 	connection_t *connection = priv;
-	char *t=allocPrintf(format, args);
-	if (t==NULL)
+	char *t = allocPrintf(format, args);
+	if (t == NULL)
 		return;
 	
 	telnet_outputline(connection, t);
@@ -104,10 +101,11 @@ void telnet_log_callback(void *priv, const char *file, int line,
 	free(t);
 }
 
-
 int telnet_target_callback_event_handler(struct target_s *target, enum target_event event, void *priv)
 {
 	struct command_context_s *cmd_ctx = priv;
+	connection_t *connection = cmd_ctx->output_handler_priv;
+	telnet_connection_t *t_con = connection->priv;
 	char buffer[512];
 	
 	switch (event)
@@ -117,9 +115,13 @@ int telnet_target_callback_event_handler(struct target_s *target, enum target_ev
 			target->type->arch_state(target, buffer, 512);
 			buffer[511] = 0;
 			command_print(cmd_ctx, "%s", buffer);
+			if (!t_con->suppress_prompt)
+				telnet_prompt(connection);
 			break;
 		case TARGET_EVENT_RESUMED:
 			command_print(cmd_ctx, "Target %i resumed", get_num_by_target(target));
+			if (!t_con->suppress_prompt)
+				telnet_prompt(connection);
 			break;
 		default:
 			break;
@@ -142,6 +144,7 @@ int telnet_new_connection(connection_t *connection)
 	telnet_connection->line_cursor = 0;
 	telnet_connection->option_size = 0;
 	telnet_connection->prompt = strdup("> ");
+	telnet_connection->suppress_prompt = 0;
 	telnet_connection->state = TELNET_STATE_DATA;
 	
 	/* output goes through telnet connection */
@@ -284,6 +287,7 @@ int telnet_input(connection_t *connection)
 							}
 							
 							log_setCallback(telnet_log_callback, connection);
+							t_con->suppress_prompt = 1;
 							
 							if ((retval = command_run_line(command_context, t_con->line)) != ERROR_OK)
 							{
@@ -292,7 +296,9 @@ int telnet_input(connection_t *connection)
 									return ERROR_SERVER_REMOTE_CLOSED;
 								}
 							}
-
+							
+							t_con->suppress_prompt = 0;
+							
 							/* Save only non-blank lines in the history */
 							if (t_con->line_size > 0)
 							{
@@ -318,8 +324,8 @@ int telnet_input(connection_t *connection)
 								t_con->history[t_con->current_history] = strdup("");
 							}
 							
-							int t=telnet_prompt(connection);
-							if (t==ERROR_SERVER_REMOTE_CLOSED)
+							int t = telnet_prompt(connection);
+							if (t == ERROR_SERVER_REMOTE_CLOSED)
 								return t;
 							
 							t_con->line_size = 0;
diff --git a/src/server/telnet_server.h b/src/server/telnet_server.h
index 83579f9d..17e60726 100644
--- a/src/server/telnet_server.h
+++ b/src/server/telnet_server.h
@@ -44,6 +44,7 @@ enum telnet_states
 typedef struct telnet_connection_s
 {
 	char *prompt;
+	int suppress_prompt;
 	enum telnet_states state;
 	char line[TELNET_LINE_MAX_SIZE];
 	int line_size;
-- 
2.39.5