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ds_flags()

Set the flags for a data server variable

Synopsis:

#include <ds.h>

int ds_flags( ds_t dsdes, 
              const char* variable_name,
              char flags );

Arguments:

dsdes
A data server descriptor returned by ds_register().
variable_name
The name of the data server variable.
flags
The new flags for the variable. The flags include:

Library:

libds

Use the -l ds option to qcc to link against this library.

Description:

The ds_flags() function changes the state of the flags belonging to the variable called variable_name on the data server identified by dsdes.

Returns:

0 for success, or -1 if an error occurs (errno is set).

Errors:

EBADF
Invalid file descriptor dsdes.
ESRCH
The variable doesn't exist in the data server.

Classification:

QNX Neutrino

Safety:
Cancellation point Yes
Interrupt handler No
Signal handler Yes
Thread Yes

See also:

ds_clear(), ds_create(), ds_deregister(), ds_set()


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