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riscv-openocd
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- reapply fix with telnet prompt while running/halting gdb 

git-svn-id: svn://svn.berlios.de/openocd/trunk@309 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
ntfreak 2008-02-18 18:48:04 +00:00
parent 17b65ad9a1
commit b02d64a1bf
2 changed files with 18 additions and 11 deletions
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28
src/server/telnet_server.c
View File

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

1
src/server/telnet_server.h
View File

@ -44,6 +44,7 @@ enum telnet_states
typedef struct telnet_connection_s typedef struct telnet_connection_s
{ {
char *prompt; char *prompt;
int suppress_prompt;
enum telnet_states state; enum telnet_states state;
char line[TELNET_LINE_MAX_SIZE]; char line[TELNET_LINE_MAX_SIZE];
int line_size; int line_size;