|
| 以 PDF 格式下载本书
NAME
- tt_default_ptype - retrieve the current default ptype
SYNOPSIS
-
#include <Tt/tt_c.h>
-
char * tt_default_ptype(void);
DESCRIPTION
- The tt_default_ptype( ) function retrieves the current default ptype.
- When the application declares a ptype, the ptype becomes the default.
RETURN VALUE
- Upon successful completion, the tt_default_ptype( ) function returns a pointer to a character string that uniquely identifies the current default process type. If the pointer is NULL ,no default ptype is set. The application can use tt_ptr_error(3) to extract one of the following Tt_status values from the returned pointer:
-
-
TT_OK
- The operation completed successfully.
-
-
TT_ERR_NOMP
- The ttsession(1) process is not running and the ToolTalk service cannot restart it.
-
-
TT_ERR_PROCID
- The current default process identifier is out of date or invalid.
APPLICATION USAGE
- The application should use tt_free(3) to free any data stored in the address returned by the ToolTalk API.
SEE ALSO
-
tt_c(5), tt_ptype_declare(3), tt_ptr_error(3), tt_free(3).
|
|