CNVProcessExists
int CNVProcessExists (const char *processName, int *exists);
Purpose
Indicates whether a network variable process with the name you specify exists in the current system.
Parameters
| Input | ||||
| Name | Type | Description | ||
| processName | const char * | The name of the network variable process.
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| Output | ||||
| Name | Type | Description | ||
| exists | int | Returns whether the network variable process exists. A non-zero value indicates that the network variable process exists. Zero indicates that the network variable process does not exist. | ||
Return Value
| Name | Type | Description |
| status | int | Return value indicating whether the function was successful. One indicates that a next item was found, zero indicates that a next item was not found, and a negative number indicates that an error occurred. You can call CNVGetErrorDescription to obtain a string that describes the error. |
Additional Information
Library: Network Variable Library
Include file: cvinetv.h
LabWindows/CVI compatibility: LabWindows/CVI 8.5 and later
Examples
Refer to the following examples that use the CNVProcessExists function:
- apps\chess\chess.cws
Open example - networkvariable\Configurator\configurator.cws
Open example