revision_exists (::quartus::project)

The following table displays information for the revision_exists Tcl command:

Tcl Package and Version

Belongs to ::quartus::project 2.0

Syntax revision_exists [-h | -help] [-long_help] [-project <project_name> ] <revision_name>
Arguments -h | -help Short help
-long_help Long help with examples and possible return values
-project <project_name> Project name
<revision_name> Revision name
Checks whether the revision exists for the specified project
or currently open project. 

Returns 1, if the revision exists; returns 0, otherwise.
Example Usage
## Check if the specified revision exists
## in the specified project
if [revision_exists -ARG(project) chiptrip speed_ch] {
	puts "Revision exists"
} else {
	puts "Revision does not exist"

## Create revision for the currently open 
## project if it does not exist
## Set the current revision otherwise
project_open chiptrip
if [revision_exists speed_ch] {
	set_current_revision speed_ch
} else {
	create_revision speed_ch
Return Value Code Name Code String Return
TCL_OK 0 INFO: Operation successful
TCL_ERROR 1 ERROR: Project does not exist or has illegal name characters: <string>. Specify a legal project name.
TCL_ERROR 1 ERROR: Project name was not specified or open project does not exist. Open an existing project or specify the project name.