git-gui: run post-checkout hook after clone

git-gui is using "git-read-tree -u" when cloning which doesn't
invoke the post-checkout hook as a plain git-clone would.
So git-gui must call the hook itself.

Signed-off-by: Jens Lehmann <Jens.Lehmann@web.de>
Signed-off-by: Shawn O. Pearce <spearce@spearce.org>

diff --git a/lib/choose_repository.tcl b/lib/choose_repository.tcl
index 09277e9fa13858d50e6f93b6c8262999fb5cedb1..633cc572bbd076ff957c0b8194b6645e899e53ad 100644 (file)
--- a/lib/choose_repository.tcl
+++ b/lib/choose_repository.tcl
@@ -966,7 +966,34 @@ method _readtree_wait {fd} {
                return
        }
 
-       set done 1
+       # -- Run the post-checkout hook.
+       #
+       set fd_ph [githook_read post-checkout [string repeat 0 40] \
+               [git rev-parse HEAD] 1]
+       if {$fd_ph ne {}} {
+               global pch_error
+               set pch_error {}
+               fconfigure $fd_ph -blocking 0 -translation binary -eofchar {}
+               fileevent $fd_ph readable [cb _postcheckout_wait $fd_ph]
+       } else {
+               set done 1
+       }
+}
+
+method _postcheckout_wait {fd_ph} {
+       global pch_error
+
+       append pch_error [read $fd_ph]
+       fconfigure $fd_ph -blocking 1
+       if {[eof $fd_ph]} {
+               if {[catch {close $fd_ph}]} {
+                       hook_failed_popup post-checkout $pch_error 0
+               }
+               unset pch_error
+               set done 1
+               return
+       }
+       fconfigure $fd_ph -blocking 0
 }
 
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