gitk: Rename 'tagcontents' to 'cached_tagcontent'

Name the 'tagcontents' variable similarly to the rest of the
variables cleared in the changedrefs() function.

This makes the naming consistent and provides a hint that it
should be cleared when reloading gitk's cache.

Suggested-by: Junio C Hamano <gitster@pobox.com>
Signed-off-by: David Aguilar <davvid@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/gitk b/gitk
index a124822626fa3c80231985552564675ff5e2ea81..6f24f53d217884607f1bf04c4b2f715cf6ad78ac 100755 (executable)
--- a/gitk
+++ b/gitk
@@ -10599,7 +10599,7 @@ proc movedhead {hid head} {
 }
 
 proc changedrefs {} {
-    global cached_dheads cached_dtags cached_atags tagcontents
+    global cached_dheads cached_dtags cached_atags cached_tagcontent
     global arctags archeads arcnos arcout idheads idtags
 
     foreach id [concat [array names idheads] [array names idtags]] {
@@ -10611,7 +10611,7 @@ proc changedrefs {} {
            }
        }
     }
-    catch {unset tagcontents}
+    catch {unset cached_tagcontent}
     catch {unset cached_dtags}
     catch {unset cached_atags}
     catch {unset cached_dheads}
@@ -10664,7 +10664,7 @@ proc listrefs {id} {
 }
 
 proc showtag {tag isnew} {
-    global ctext tagcontents tagids linknum tagobjid
+    global ctext cached_tagcontent tagids linknum tagobjid
 
     if {$isnew} {
        addtohistory [list showtag $tag 0] savectextpos
@@ -10673,13 +10673,13 @@ proc showtag {tag isnew} {
     clear_ctext
     settabs 0
     set linknum 0
-    if {![info exists tagcontents($tag)]} {
+    if {![info exists cached_tagcontent($tag)]} {
        catch {
-           set tagcontents($tag) [exec git cat-file tag $tag]
+           set cached_tagcontent($tag) [exec git cat-file tag $tag]
        }
     }
-    if {[info exists tagcontents($tag)]} {
-       set text $tagcontents($tag)
+    if {[info exists cached_tagcontent($tag)]} {
+       set text $cached_tagcontent($tag)
     } else {
        set text "[mc "Tag"]: $tag\n[mc "Id"]:  $tagids($tag)"
     }