1 files changed, 54 insertions, 0 deletions
diff --git a/iscsiuio/src/unix/build_date.sh b/iscsiuio/src/unix/build_date.sh
new file mode 100755
index 0000000..65888fe
--- /dev/null
+++ b/iscsiuio/src/unix/build_date.sh
@@ -0,0 +1,54 @@
+#!/bin/bash
+#
+# build the build_date.c and build_date.h files
+#
+# (bash required for getopts)
+#
+
+THIS_CMD=${0##*/}
+
+usage()
+{
+    echo "Usage: $THIS_CMD [OPTIONS]"
+    echo "Where OPTIONS are from:"
+    echo "  -c OUT_SOURCE         create C source file OUT_SOURCE with the date"
+    echo "  -i OUT_HEADER         create C include file OUT_HEADER for the date file"
+    echo "  -S EPOCH_DATE_NUMBER  use '--date=@EPOCH_DATE_NUMBER' to set date (repeatable builds)"
+    echo "Also sets EPOCH date number from SOURCE_DATE_EPOCH if set in the environment"
+}
+
+generate_source_file()
+{
+    outfile="$1"
+    if [ -n "$SOURCE_DATE_EPOCH" ] ; then
+	echo 'char *build_date = "'`LC_ALL=C.UTF-8 date --date=@$SOURCE_DATE_EPOCH -u`'";' >"$outfile"
+    else
+	echo 'char *build_date = "'`date`'";' >"$outfile"
+    fi
+}
+
+generate_include_file()
+{
+    outfile="$1"
+    echo 'extern char *build_date;' >"$outfile"
+}
+
+do_source=
+do_include=
+
+while getopts :c:i:S:h opt; do
+    case "$opt" in
+    c) do_source="$OPTARG" ;;
+    i) do_include="$OPTARG" ;;
+    S) SOURCE_DATE_EPOCH="$OPTARG" ;;
+    h) usage; exit 0 ;;
+    ?) echo "unknown option" 1>&2; usage; exit 1 ;; 
+    esac
+done
+
+if [ -n "$do_source" ]; then
+   generate_source_file $do_source
+fi
+if [ -n "$do_include" ]; then
+    generate_include_file $do_include
+fi