Protect thread 3 from Tcl 8.5 and lower

jan.nijtmans · jan.nijtmans · commit c0556219e518 · 2025-08-13T12:12:30.000Z
diff --git a/pkgIndex.tcl.in b/pkgIndex.tcl.in
@@ -2,6 +2,10 @@
 # Tcl package index file, version 1.1
 #
 
+if {![package vsatisfies [package provide Tcl] 8.6-]} {
+    return
+}
+
 #
 # For interps that are not thread-enabled, we still call [package ifneeded].
 # This is contrary to the usual convention, but is a good idea because we

Original file line number	Diff line number	Diff line change
`@@ -2,6 +2,10 @@`
`2`	`2`	`# Tcl package index file, version 1.1`
`3`	`3`	`#`
`4`	`4`
	`5`	`+if {![package vsatisfies [package provide Tcl] 8.6-]} {`
	`6`	`+ return`
	`7`	`+}`
	`8`	`+`
`5`	`9`	`#`
`6`	`10`	`# For interps that are not thread-enabled, we still call [package ifneeded].`
`7`	`11`	`# This is contrary to the usual convention, but is a good idea because we`