1 files changed, 33 insertions, 0 deletions
diff --git a/contrib/syslinux-4.02/gen-id.sh b/contrib/syslinux-4.02/gen-id.sh
new file mode 100755
index 0000000..301ea4e
--- /dev/null
+++ b/contrib/syslinux-4.02/gen-id.sh
@@ -0,0 +1,33 @@
+#!/bin/sh
+#
+# Create a build ID for this build.  If we're using a git tree,
+# generate an ID from "git describe", otherwise use the passed-in
+# timestamp.
+#
+# Usage: gen-id.sh version timestamp
+#
+
+ver="$1"
+tim="$2"
+top=`dirname "$0"`
+
+if test -n "$GIT_DIR" -o -d "$top"/.git -o -f "$top"/.git; then
+    id="$(git describe)"
+    if test -n "$id"; then
+	if test x"$(echo "$id" | cut -d- -f1)" = xsyslinux; then
+            id="$(echo "$id" | cut -d- -f2-)"
+            if test x"$(echo "$id" | cut -d- -f1)" = x"$ver"; then
+		id="$(echo "$id" | cut -d- -f2-)"
+            fi
+        fi
+    fi
+    if test -n "$id"; then
+	if test -n "$(git diff-index --name-only HEAD)"; then
+	    id="${id}"\*
+	fi
+    fi
+fi
+if test -z "$id"; then
+  id="$tim"
+fi
+echo "$id"