[PATCH/RFC] git-gui: Add a 'recursive' checkbox in the clone menu.

[Henri GEIST]

Permit to do a 'git clone --recursive' through git-gui.

Signed-off-by: Henri GEIST <geist.he...@laposte.net>
---
I have set the default checkbox state to 'true' by default has all my gui users
use it all the time this way.
But as it change the default behavior you may prefer to set it to 'false' by
default.

 git-gui/lib/choose_repository.tcl |   34 ++++++++++++++++++++++++++++++++--
 1 file changed, 32 insertions(+), 2 deletions(-)

diff --git a/git-gui/lib/choose_repository.tcl 
b/git-gui/lib/choose_repository.tcl
index 3c10bc6..47d436b 100644
--- a/git-gui/lib/choose_repository.tcl
+++ b/git-gui/lib/choose_repository.tcl
@@ -18,6 +18,7 @@ field local_path       {} ; # Where this repository is locally
 field origin_url       {} ; # Where we are cloning from
 field origin_name  origin ; # What we shall call 'origin'
 field clone_type hardlink ; # Type of clone to construct
+field recursive      true ; # Recursive cloning flag
 field readtree_err        ; # Error output from read-tree (if any)
 field sorted_recent       ; # recent repositories (sorted)
 
@@ -525,6 +526,11 @@ method _do_clone {} {
        foreach r $w_types {
                pack $r -anchor w
        }
+       ${NS}::checkbutton $args.type_f.recursive \
+               -text [mc "Recursive (For submodules)"] \
+               -variable @recursive \
+               -onvalue true -offvalue false
+       pack $args.type_f.recursive
        grid $args.type_l $args.type_f -sticky new
 
        grid columnconfigure $args 1 -weight 1
@@ -952,6 +958,30 @@ method _do_clone_checkout {HEAD} {
        fileevent $fd readable [cb _readtree_wait $fd]
 }
 
+method _do_validate_submodule_cloning {ok} {
+       if {$ok} {
+               $o_cons done $ok
+               set done 1
+       } else {
+               _clone_failed $this [mc "Cannot clone submodules."]
+       }
+}
+
+method _do_clone_submodules {} {
+       if {$recursive eq {true}} {
+               destroy $w_body
+               set o_cons [console::embed \
+                       $w_body \
+                       [mc "Cloning submodules"]]
+               pack $w_body -fill both -expand 1 -padx 10
+               $o_cons exec \
+                       [list git submodule update --init --recursive] \
+                       [cb _do_validate_submodule_cloning]
+       } else {
+               set done 1
+       }
+}
+
 method _readtree_wait {fd} {
        set buf [read $fd]
        $o_cons update_meter $buf
@@ -982,7 +1012,7 @@ method _readtree_wait {fd} {
                fconfigure $fd_ph -blocking 0 -translation binary -eofchar {}
                fileevent $fd_ph readable [cb _postcheckout_wait $fd_ph]
        } else {
-               set done 1
+               _do_clone_submodules $this
        }
 }
 
@@ -996,7 +1026,7 @@ method _postcheckout_wait {fd_ph} {
                        hook_failed_popup post-checkout $pch_error 0
                }
                unset pch_error
-               set done 1
+               _do_clone_submodules $this
                return
        }
        fconfigure $fd_ph -blocking 0
-- 
1.7.9.3.369.gd715.dirty

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