added xilib for some extra functionsv1.4.2

2 files changed, 26 insertions, 1 deletions

diff --git a/Makefile b/Makefile
index 3892e3f..d5a2718 100755
--- a/Makefile
+++ b/Makefile
@@ -7,7 +7,7 @@ DIST=dist
 
 .DEFAULT_GOAL := build
 
-install: install-hbar install-colors install-parseconf install-shtests install-glyphs install-xitui
+install: install-hbar install-colors install-parseconf install-shtests install-glyphs install-xitui install-xilib
 check: check-parseconf
 build: make-dist hbar shtests parseconf colors
 
@@ -36,6 +36,8 @@ install-glyphs: src/glyphs.sh
 install-xitui: src/xitui.sh
 	install -Dm755 src/xitui.sh ${DESTDIR}${PREFIX}/lib
 
+install-xilib: src/xilib.sh
+	install -Dm755 src/xilib.sh ${DESTDIR}${PREFIX}/lib
 
 check-parseconf: shtests parseconf test/parseconf.sh
 	${DIST}/shtests ./test/parseconf.sh
diff --git a/src/xilib.sh b/src/xilib.sh
new file mode 100644
index 0000000..56e2592
--- /dev/null
+++ b/src/xilib.sh
@@ -0,0 +1,23 @@
+#!/bin/sh
+
+# format a number into a bytes, kibibytes, mebibytes, or gibibytes
+#
+format_bytes () {
+    case "1" in 
+        "$(($1>=1<<30))") printf "$(($1>>30))GiB";;
+        "$(($1>=1<<20))") printf "$(($1>>20))MiB";;
+        "$(($1>=1<<10))") printf "$(($1>>10))kiB";;
+        *) printf "$1B";;
+    esac
+}
+
+# ensure that the user is a root user
+#
+checkroot () {
+    [ "$(id -u)" = "0" ] || {
+        printf "${RED}Please run as root!\n"
+        exit 1
+    }
+}
+
+