1 files changed, 25 insertions, 0 deletions
diff --git a/cut-n-paste-code/libegg/update-from-egg.sh b/cut-n-paste-code/libegg/update-from-egg.sh
new file mode 100755
index 00000000..9be68a9b
--- /dev/null
+++ b/cut-n-paste-code/libegg/update-from-egg.sh
@@ -0,0 +1,25 @@
+#!/bin/sh
+
+function die() {
+  echo $*
+  exit 1
+}
+
+if test -z "$EGGDIR"; then
+   echo "Must set EGGDIR"
+   exit 1
+fi
+
+if test -z "$EGGFILES"; then
+   echo "Must set EGGFILES"
+   exit 1
+fi
+
+for FILE in $EGGFILES; do
+  if cmp -s $EGGDIR/$FILE $FILE; then
+     echo "File $FILE is unchanged"
+  else
+     cp $EGGDIR/$FILE $FILE || die "Could not move $EGGDIR/$FILE to $FILE"
+     echo "Updated $FILE"
+  fi
+done