This patch adds into contrib/ an example script to convert
grafts from an existing grafts file into replace refs using
the new --graft option of "git replace".
While at it let's mention this new script in the
"git replace" documentation for the --graft option.
Signed-off-by: Christian Couder <chriscool@xxxxxxxxxxxxx>
---
Documentation/git-replace.txt | 4 +++-
contrib/convert-grafts-to-replace-refs.sh | 29 +++++++++++++++++++++++++++++
2 files changed, 32 insertions(+), 1 deletion(-)
create mode 100755 contrib/convert-grafts-to-replace-refs.sh
diff --git a/Documentation/git-replace.txt b/Documentation/git-replace.txt
index 491875e..e1be2e6 100644
--- a/Documentation/git-replace.txt
+++ b/Documentation/git-replace.txt
@@ -79,7 +79,9 @@ OPTIONS
content as <commit> except that its parents will be
[<parent>...] instead of <commit>'s parents. A replacement ref
is then created to replace <commit> with the newly created
- commit.
+ commit. See contrib/convert-grafts-to-replace-refs.sh for an
+ example script based on this option that can convert grafts to
+ replace refs.
-l <pattern>::
--list <pattern>::
diff --git a/contrib/convert-grafts-to-replace-refs.sh b/contrib/convert-grafts-to-replace-refs.sh
new file mode 100755
index 0000000..8472879
--- /dev/null
+++ b/contrib/convert-grafts-to-replace-refs.sh
@@ -0,0 +1,29 @@
+#!/bin/sh
+
+# You should execute this script in the repository where you
+# want to convert grafts to replace refs.
+
+die () {
+ echo >&2 "$@"
+ exit 1
+}
+
+GRAFTS_FILE="${GIT_DIR:-.git}/info/grafts"
+
+test -f "$GRAFTS_FILE" || die "Could not find graft file: '$GRAFTS_FILE'"
+
+grep '^[^# ]' "$GRAFTS_FILE" | while read definition
+do
+ test -n "$definition" && {
+ echo "Converting: $definition"
+ git replace --graft $definition ||
+ die "Conversion failed for: $definition"
+ }
+done
+
+mv "$GRAFTS_FILE" "$GRAFTS_FILE.bak" ||
+ die "Could not rename '$GRAFTS_FILE' to '$GRAFTS_FILE.bak'"
+
+echo "Success!"
+echo "All the grafts in '$GRAFTS_FILE' have been converted to replace refs!"
+echo "The grafts file '$GRAFTS_FILE' has been renamed: '$GRAFTS_FILE.bak'"
--
2.0.0.rc0.40.gd30ccc4
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