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authorMark Levedahl <mlevedahl@gmail.com>2025-07-21 11:12:18 -0400
committerMark Levedahl <mlevedahl@gmail.com>2025-07-21 18:22:33 -0400
commit3ce650f4c93f9f3aacdb6a1d8cef21bb2009bfa3 (patch)
tree493078163da4811bf854188dafa12e7e9d3931dc
parent6ff8d68ec1adf170aa57630989fde092d18e02de (diff)
downloadgit-3ce650f4c93f9f3aacdb6a1d8cef21bb2009bfa3.tar.gz
git-gui: default to full copy for linked worktrees
git-gui's default clone method is git-clone's default, and this uses hardlinks rather than copying the objects directory for local repositories. However, this method explicitly fails if a symlink (or .gitfile) exists in the path to the objects directory. Thus, the default clone option fails for worktrees created by git-new-workdir or git-worktree. git-gui's original do_clone trapped this error for a symlinked git-new-workdir tree, directly falling back to a full clone, while the updated git-gui using git-clone does not. (The old do_clone could not handle gitfile linked worktrees, however). Let's apply the more friendly fallback to a full clone in both these cases where git-clone behavior throws an error on the default method. Signed-off-by: Mark Levedahl <mlevedahl@gmail.com>
-rw-r--r--lib/choose_repository.tcl19
1 files changed, 19 insertions, 0 deletions
diff --git a/lib/choose_repository.tcl b/lib/choose_repository.tcl
index e74c39c34c..2bd230b5d2 100644
--- a/lib/choose_repository.tcl
+++ b/lib/choose_repository.tcl
@@ -557,6 +557,25 @@ method _update_clone {args} {
method _do_clone2 {} {
if {[file isdirectory $origin_url]} {
set origin_url [file normalize $origin_url]
+ if {$clone_type eq {hardlink}} {
+ # cannot use hardlinks if this is a linked worktree (.gitfile or git-new-workdir)
+ if {[git -C $origin_url rev-parse --is-inside-work-tree] == {true}} {
+ set islink 0
+ set dotgit [file join $origin_url .git]
+ if {[file isfile $dotgit]} {
+ set islink 1
+ } else {
+ set objdir [file join $dotgit objects]
+ if {[file exists $objdir] && [file type $objdir] == {link}} {
+ set islink 1
+ }
+ }
+ if {$islink} {
+ info_popup [mc "Hardlinks are unavailable. Falling back to copying."]
+ set clone_type full
+ }
+ }
+ }
}
if {$clone_type eq {hardlink} && ![file isdirectory $origin_url]} {