Re: [PATCH v7 4/4] git-rebase: add keep_empty flag

Subsystems: the rest

2 messages, 2 authors, 2016-06-15 · open the first message on its own page

Re: [PATCH v7 4/4] git-rebase: add keep_empty flag

From: Junio C Hamano <hidden>
Date: 2016-06-15 22:53:38

Junio C Hamano [off-list ref] writes:
Thomas Rast [off-list ref] writes:
quoted
Either way, it should simply be spelled as

is_empty_commit() {
	tree=$(git rev-parse "$1"^{tree})
	ptree=$(git rev-parse "$1"^^{tree})
	test "$tree" = "$ptree"
}
Thanks; will squash in something like this:
...
Ehh, not like that.  But something like this, as we need to be able to
pick "root" (t3412 insists on it).
diff --git a/git-rebase--interactive.sh b/git-rebase--interactive.sh
index 82042b1..de71543 100644
--- a/git-rebase--interactive.sh
+++ b/git-rebase--interactive.sh
@@ -168,9 +168,11 @@ has_action () {
 }
 
 is_empty_commit() {
-	tree=$(git rev-parse "$1"^{tree})
-	ptree=$(git rev-parse "$1"^^{tree})
-	return $(test "$tree" = "$ptree")
+	tree=$(git rev-parse "$1"^{tree} 2>/dev/null) ||
+		die "$1: not a commit that can be picked"
+	ptree=$(git rev-parse "$1"^^{tree} 2>/dev/null) ||
+		ptree=4b825dc642cb6eb9a060e54bf8d69288fbee4904
+	test "$tree" = "$ptree"
 }
 
 # Run command with GIT_AUTHOR_NAME, GIT_AUTHOR_EMAIL, and

Re: [PATCH v7 4/4] git-rebase: add keep_empty flag

From: Neil Horman <nhorman@tuxdriver.com>
Date: 2016-06-15 22:53:38

On Thu, Apr 19, 2012 at 12:05:56PM -0700, Junio C Hamano wrote:
quoted hunk
Junio C Hamano [off-list ref] writes:
quoted
Thomas Rast [off-list ref] writes:
quoted
Either way, it should simply be spelled as

is_empty_commit() {
	tree=$(git rev-parse "$1"^{tree})
	ptree=$(git rev-parse "$1"^^{tree})
	test "$tree" = "$ptree"
}
Thanks; will squash in something like this:
...
Ehh, not like that.  But something like this, as we need to be able to
pick "root" (t3412 insists on it).
diff --git a/git-rebase--interactive.sh b/git-rebase--interactive.sh
index 82042b1..de71543 100644
--- a/git-rebase--interactive.sh
+++ b/git-rebase--interactive.sh
@@ -168,9 +168,11 @@ has_action () {
 }
 
 is_empty_commit() {
-	tree=$(git rev-parse "$1"^{tree})
-	ptree=$(git rev-parse "$1"^^{tree})
-	return $(test "$tree" = "$ptree")
+	tree=$(git rev-parse "$1"^{tree} 2>/dev/null) ||
+		die "$1: not a commit that can be picked"
+	ptree=$(git rev-parse "$1"^^{tree} 2>/dev/null) ||
+		ptree=4b825dc642cb6eb9a060e54bf8d69288fbee4904
+	test "$tree" = "$ptree"
 }
 
 # Run command with GIT_AUTHOR_NAME, GIT_AUTHOR_EMAIL, and
What about this?
is_empty_commit() {
        tree=$(git rev-parse -q --verify "$1"^{tree})
        ptree=$(git rev-parse -q --verify "$1"^^{tree})

        # Note that if either rev-parse commands fail, the output 
        # of that command will be an empty string.  If that happens
        # We should just return 0, to indicate the commit is non-empty
        # and let the rest of the git rebase logic handle it.
        if test  -z "$tree"  -o  -z "$ptree"
        then
                return 0
        fi

        return test "$tree" = "$ptree"
}
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