Product Documentation
Virtuoso Layout Suite XL: Connectivity Driven Editing User Guide
Product Version IC23.1, November 2023

chainPreserveExistingChains

layoutXL chainPreserveExistingChains boolean { t | nil }

Description

Ensures that any existing chains in the design are not broken during interactive chaining.

The default is nil.

GUI Equivalent

Command:

Connectivity – Generate – Chained Devices

Field:

Preserve Existing Chains (Generate Chained Devices Form)

Examples

envGetVal("layoutXL" "chainPreserveExistingChains")
envSetVal("layoutXL" "chainPreserveExistingChains" 'boolean t)
envSetVal("layoutXL" "chainPreserveExistingChains" 'boolean nil)

Related Topics

Device Abutment

List of Layout XL Environment Variables

Setting Environment Variables


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