build: update git hooks logic

2 files changed, 71 insertions, 0 deletions

diff --git a/contrib/conf/commit-msg b/contrib/conf/commit-msg
new file mode 100644
index 000000000..daa526270
--- /dev/null
+++ b/contrib/conf/commit-msg
@@ -0,0 +1,34 @@
+#!/bin/bash
+
+# use as .git/hooks/commit-msg
+
+COMMIT_MSG_FILE=$1
+
+exec 1>&2
+
+RET=0
+changed=$(git diff --cached --name-only)
+
+for f in $changed;
+do
+ # Only headers in include
+ if echo $f | grep \src\/include\/.\*\.h\$  > /dev/null
+ then
+   RET=1
+   # Check if it has a ChangeLog line
+   if cat $COMMIT_MSG_FILE | grep \^ChangeLog: > /dev/null
+   then
+       RET=0
+       break
+   fi
+ fi
+done
+
+# If no ChangeLog line found, abort
+if [ $RET = 1 ];
+then
+  echo "Your commit includes staged changes that indicate an API change which requires a ChangeLog line."
+else
+  echo "Your commit does not include API changes"
+fi
+exit $RET
diff --git a/contrib/conf/prepare-commit-msg b/contrib/conf/prepare-commit-msg
new file mode 100644
index 000000000..60aaa2894
--- /dev/null
+++ b/contrib/conf/prepare-commit-msg
@@ -0,0 +1,37 @@
+#!/bin/bash
+
+# use as .git/hooks/pre-commit
+
+COMMIT_MSG_FILE=$1
+COMMIT_SOURCE=$2
+SHA1=$3
+
+exec 1>&2
+
+RET=0
+changed=$(git diff --cached --name-only)
+
+for f in $changed;
+do
+ # Only headers in include
+ if echo $f | grep \src\/include\/.\*\.h\$  > /dev/null
+ then
+    RET=1
+ fi
+done
+
+# Only add custom message when there is no commit source
+# ($COMMIT_SOURCE is empty). Otherwise, keep the default message
+# proposed by Git. Possible commit source: message, template,
+# merge, squash or commit.
+if [ $RET = 1 ];
+then
+  if [ -z "$COMMIT_SOURCE" ] || [ "message" == "$COMMIT_SOURCE" ];
+  then
+    hint=$(cat "$COMMIT_MSG_FILE")
+    echo -e "\n# Your commit includes staged changes that indicate an API change which requires a ChangeLog line. This info line will be ignored." > "$COMMIT_MSG_FILE"
+    echo "ChangeLog: " >> "$COMMIT_MSG_FILE"
+    echo "$hint" >> "$COMMIT_MSG_FILE"
+  fi
+fi
+exit 0