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NSM: Don't accept an open command while one is still pending.

This commit is contained in:
Jonathan Moore Liles 2012-05-02 18:37:22 -07:00
parent f816742b65
commit f279f49b1e
1 changed files with 101 additions and 10 deletions
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111
session-manager/src/nsmd.C
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@ -74,6 +74,7 @@ static char *session_root;
#define ERR_BAD_PROJECT -9
#define ERR_CREATE_FAILED -10
#define ERR_SESSION_LOCKED -11
#define ERR_OPERATION_PENDING -12
#define APP_TITLE "Non Session Manager"
@ -83,9 +84,15 @@ enum {
COMMAND_KILL,
COMMAND_SAVE,
COMMAND_OPEN,
COMMAND_START
COMMAND_START,
COMMAND_CLOSE,
COMMAND_DUPLICATE,
COMMAND_NEW
};
static int pending_operation = COMMAND_NONE;
struct Client
{
private:
@ -1220,13 +1227,21 @@ load_session_file ( const char * path )
OSC_HANDLER( save )
{
if ( pending_operation != COMMAND_NONE )
{
osc_server->send( lo_message_get_source( msg ), "/error", path,
ERR_OPERATION_PENDING,
"An operation pending." );
return 0;
}
if ( ! session_path )
{
osc_server->send( lo_message_get_source( msg ), "/error", path,
ERR_NO_SESSION_OPEN,
"No session to save.");
return 0;
goto done;
}
command_all_clients_to_save();
@ -1235,18 +1250,31 @@ OSC_HANDLER( save )
osc_server->send( lo_message_get_source( msg ), "/reply", path, "Saved." );
done:
pending_operation = COMMAND_NONE;
return 0;
}
OSC_HANDLER( duplicate )
{
if ( pending_operation != COMMAND_NONE )
{
osc_server->send( lo_message_get_source( msg ), "/error", path,
ERR_OPERATION_PENDING,
"An operation pending." );
return 0;
}
pending_operation = COMMAND_DUPLICATE;
if ( ! session_path )
{
osc_server->send( lo_message_get_source( msg ), "/error", path,
ERR_NO_SESSION_OPEN,
"No session to duplicate.");
return 0;
goto done;
}
if ( ! path_is_valid( &argv[0]->s ) )
@ -1255,7 +1283,7 @@ OSC_HANDLER( duplicate )
ERR_CREATE_FAILED,
"Invalid session name." );
return 0;
goto done;
}
command_all_clients_to_save();
@ -1266,7 +1294,7 @@ OSC_HANDLER( duplicate )
ERR_GENERAL_ERROR,
"Some clients could not save" );
return 0;
goto done;
}
// save_session_file();
@ -1307,20 +1335,35 @@ OSC_HANDLER( duplicate )
MESSAGE( "Done" );
osc_server->send( lo_message_get_source( msg ), "/reply", path, "Duplicated." );
done:
pending_operation = COMMAND_NONE;
return 0;
}
OSC_HANDLER( new )
{
if ( pending_operation != COMMAND_NONE )
{
osc_server->send( lo_message_get_source( msg ), "/error", path,
ERR_OPERATION_PENDING,
"An operation pending." );
return 0;
}
pending_operation = COMMAND_NEW;
if ( ! path_is_valid( &argv[0]->s ) )
{
osc_server->send( lo_message_get_source( msg ), "/error", path,
ERR_CREATE_FAILED,
"Invalid session name." );
pending_operation = COMMAND_NONE;
return 0;
}
@ -1333,7 +1376,6 @@ OSC_HANDLER( new )
MESSAGE( "Creating new session" );
char *spath;
asprintf( &spath, "%s/%s", session_root, &argv[0]->s );
@ -1345,6 +1387,8 @@ OSC_HANDLER( new )
free(spath);
pending_operation = COMMAND_NONE;
return 0;
}
@ -1366,6 +1410,8 @@ OSC_HANDLER( new )
osc_server->send( lo_message_get_source( msg ), "/reply", path,
"Session created" );
pending_operation = COMMAND_NONE;
return 0;
}
@ -1419,8 +1465,20 @@ OSC_HANDLER( open )
{
DMESSAGE( "Got open" );
if ( pending_operation != COMMAND_NONE )
{
osc_server->send( lo_message_get_source( msg ), "/error", path,
ERR_OPERATION_PENDING,
"An operation pending." );
return 0;
}
pending_operation = COMMAND_OPEN;
if ( session_path )
{
command_all_clients_to_save();
if ( clients_have_errors() )
@ -1428,12 +1486,15 @@ OSC_HANDLER( open )
osc_server->send( lo_message_get_source( msg ), "/error", path,
ERR_GENERAL_ERROR,
"Some clients could not save" );
pending_operation = COMMAND_NONE;
return 0;
}
// save_session_file();
}
char *spath;
asprintf( &spath, "%s/%s", session_root, &argv[0]->s );
@ -1476,6 +1537,8 @@ OSC_HANDLER( open )
MESSAGE( "Done" );
pending_operation = COMMAND_NONE;
return 0;
}
@ -1491,13 +1554,24 @@ OSC_HANDLER( quit )
OSC_HANDLER( abort )
{
if ( pending_operation != COMMAND_NONE )
{
osc_server->send( lo_message_get_source( msg ), "/error", path,
ERR_OPERATION_PENDING,
"An operation pending." );
return 0;
}
pending_operation = COMMAND_CLOSE;
if ( ! session_path )
{
osc_server->send( lo_message_get_source( msg ), "/error", path,
ERR_NO_SESSION_OPEN,
"No session to abort." );
return 0;
goto done;
}
MESSAGE( "Commanding attached clients to quit." );
@ -1508,19 +1582,32 @@ OSC_HANDLER( abort )
"Aborted." );
MESSAGE( "Done" );
done:
pending_operation = COMMAND_NONE;
return 0;
}
OSC_HANDLER( close )
{
if ( pending_operation != COMMAND_NONE )
{
osc_server->send( lo_message_get_source( msg ), "/error", path,
ERR_OPERATION_PENDING,
"An operation pending." );
return 0;
}
pending_operation = COMMAND_CLOSE;
if ( ! session_path )
{
osc_server->send( lo_message_get_source( msg ), "/error", path,
ERR_NO_SESSION_OPEN,
"No session to close." );
return 0;
goto done;
}
command_all_clients_to_save();
@ -1534,6 +1621,10 @@ OSC_HANDLER( close )
MESSAGE( "Done" );
done:
pending_operation = COMMAND_NONE;
return 0;
}