modify git hook to be a small wrapper

Author: vtbassmatt

tools/hooks/commit-msg

@@ -1,58 +1,2 @@
 #!/bin/sh
-#
-# Verifies that the ms.date in the header is within the past 5 days
-# or is in the future.
-#
-# You can say "nofreshen" anywhere in the commit message to skip processing.
-
-# Redirect output to stderr.
-exec 1>&2
-
-# If "nofreshen" appears in the message, skip further processing
-NOFRESHEN_MSG="nofreshen"
-if grep -Fiq "nofreshen" "$1"; then
-  exit 0
-fi
-
-ALLOW_LAST_N_DAYS=5
-if [ "$(uname)" == "Darwin" ]; then
-  # POSIX `date` isn't as featureful as GNU `date`
-  FLOOR_DATE=$(ALLOW_LAST_N_DAYS=$ALLOW_LAST_N_DAYS python -c 'from datetime import datetime, timedelta; import os; print((datetime.now() - timedelta(int(os.environ["ALLOW_LAST_N_DAYS"]))).strftime("%s"))')
-else
-  FLOOR_DATE=$(date --date="$ALLOW_LAST_N_DAYS days ago" +%s)
-fi
-
-if [ -t 1 ]; then
-  RESTORE="\033[0m"
-  RED="\033[00;31m"
-  YELLOW="\033[00;33m"
-else
-  RESTORE=""
-  RED=""
-  YELLOW=""
-fi
-
-REJECT=0
-
-for i in $(git diff --cached --name-only); do
-  FILE_DATE=$(git show :$i | grep '^ms.date:' | awk '{print $2}')
-  if [[ -n "$FILE_DATE" ]]; then
-    if [ "$(uname)" == "Darwin" ]; then
-      # POSIX `date` isn't as featureful as GNU `date`
-      FILE_DATE_AS_EPOCH=$(FILE_DATE=$FILE_DATE python -c 'from datetime import datetime; import os; print(datetime.strptime(os.environ["FILE_DATE"], "%m/%d/%Y").strftime("%s"))')
-    else
-      FILE_DATE_AS_EPOCH=$(date --date="$FILE_DATE" +%s)
-    fi
-    let DELTA_DATES=$FILE_DATE_AS_EPOCH-$FLOOR_DATE
-    if (( $DELTA_DATES < 0 )); then
-      echo -e "${YELLOW}$i has an ms.date of $FILE_DATE${RESTORE}"
-      REJECT=1
-    fi
-	fi
-done
-
-if (( $REJECT == 1 )); then
-  echo -e "${RED}commit rejected. add '${NOFRESHEN_MSG}' to the message to skip validation${RESTORE}"
-fi
-
-exit $REJECT
+source $(git rev-parse --show-toplevel)/tools/scripts/commit-msg.sh

tools/scripts/commit-msg.sh

@@ -0,0 +1,58 @@
+#!/bin/sh
+#
+# Verifies that the ms.date in the header is within the past 5 days
+# or is in the future.
+#
+# You can say "nofreshen" anywhere in the commit message to skip processing.
+
+# Redirect output to stderr.
+exec 1>&2
+
+# If "nofreshen" appears in the message, skip further processing
+NOFRESHEN_MSG="nofreshen"
+if grep -Fiq "nofreshen" "$1"; then
+  exit 0
+fi
+
+ALLOW_LAST_N_DAYS=5
+if [ "$(uname)" == "Darwin" ]; then
+  # POSIX `date` isn't as featureful as GNU `date`
+  FLOOR_DATE=$(ALLOW_LAST_N_DAYS=$ALLOW_LAST_N_DAYS python -c 'from datetime import datetime, timedelta; import os; print((datetime.now() - timedelta(int(os.environ["ALLOW_LAST_N_DAYS"]))).strftime("%s"))')
+else
+  FLOOR_DATE=$(date --date="$ALLOW_LAST_N_DAYS days ago" +%s)
+fi
+
+if [ -t 1 ]; then
+  RESTORE="\033[0m"
+  RED="\033[00;31m"
+  YELLOW="\033[00;33m"
+else
+  RESTORE=""
+  RED=""
+  YELLOW=""
+fi
+
+REJECT=0
+
+for i in $(git diff --cached --name-only); do
+  FILE_DATE=$(git show :$i | grep '^ms.date:' | awk '{print $2}')
+  if [[ -n "$FILE_DATE" ]]; then
+    if [ "$(uname)" == "Darwin" ]; then
+      # POSIX `date` isn't as featureful as GNU `date`
+      FILE_DATE_AS_EPOCH=$(FILE_DATE=$FILE_DATE python -c 'from datetime import datetime; import os; print(datetime.strptime(os.environ["FILE_DATE"], "%m/%d/%Y").strftime("%s"))')
+    else
+      FILE_DATE_AS_EPOCH=$(date --date="$FILE_DATE" +%s)
+    fi
+    let DELTA_DATES=$FILE_DATE_AS_EPOCH-$FLOOR_DATE
+    if (( $DELTA_DATES < 0 )); then
+      echo -e "${YELLOW}$i has an ms.date of $FILE_DATE${RESTORE}"
+      REJECT=1
+    fi
+	fi
+done
+
+if (( $REJECT == 1 )); then
+  echo -e "${RED}commit rejected. add '${NOFRESHEN_MSG}' to the message to skip validation${RESTORE}"
+fi
+
+exit $REJECT