GIT-VERSION-GEN: do not fail if a 'HEAD' file exists in the working copy

diff --git a/git-stash.sh b/git-stash.sh
index 5e3eb56791463e8aa10a6b8683411a5c231f1274..4938ade589f2f7d1c69bd53f7bc7bc1bd33f488c 100755 (executable)
--- a/git-stash.sh
+++ b/git-stash.sh
@@ -1,7 +1,7 @@
 #!/bin/sh
 # Copyright (c) 2007, Nanako Shiraishi
 
-USAGE='[  | save | list | show | apply | clear | drop | create ]'
+USAGE='[  | save | list | show | apply | clear | drop | pop | create ]'
 
 SUBDIRECTORY_OK=Yes
 OPTIONS_SPEC=
@@ -15,8 +15,8 @@ trap 'rm -f "$TMP-*"' 0
 ref_stash=refs/stash
 
 no_changes () {
-       git diff-index --quiet --cached HEAD -- &&
-       git diff-files --quiet
+       git diff-index --quiet --cached HEAD --ignore-submodules -- &&
+       git diff-files --quiet --ignore-submodules
 }
 
 clear_stash () {
@@ -130,7 +130,7 @@ show_stash () {
 }
 
 apply_stash () {
-       git diff-files --quiet ||
+       git diff-files --quiet --ignore-submodules ||
                die 'Cannot restore on top of a dirty state'
 
        unstash_index=
@@ -256,6 +256,14 @@ drop)
        shift
        drop_stash "$@"
        ;;
+pop)
+       shift
+       if apply_stash "$@"
+       then
+               test -z "$unstash_index" || shift
+               drop_stash "$@"
+       fi
+       ;;
 *)
        if test $# -eq 0
        then