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-rw-r--r--library/tm.tcl9
1 files changed, 9 insertions, 0 deletions
diff --git a/library/tm.tcl b/library/tm.tcl
index baa268d..7b9cafe 100644
--- a/library/tm.tcl
+++ b/library/tm.tcl
@@ -248,6 +248,15 @@ proc ::tcl::tm::UnknownHandler {original name args} {
continue
}
+ if {[package ifneeded $pkgname $pkgversion] ne {}} {
+ # There's already a provide script registered for
+ # this version of this package. Since all units of
+ # code claiming to be the same version of the same
+ # package ought to be identical, just stick with
+ # the one we already have.
+ continue
+ }
+
# We have found a candidate, generate a "provide
# script" for it, and remember it. Note that we
# are using ::list to do this; locally [list]