Adding functions library.

1 files changed, 38 insertions, 0 deletions

diff --git a/testModule/library.sh b/testModule/library.sh
new file mode 100644
index 00000000..d3f97aff
--- /dev/null
+++ b/testModule/library.sh
@@ -0,0 +1,38 @@
+cat /proc/cmdline >/tmp/cmdline
+
+replace_cmd() {
+    sed --regexp-extended "s/$1=[^ ]*/$1=$2/g" /tmp/cmdline -i
+}
+
+getcmdline() {
+    local _line
+    local _i
+    local CMDLINE_ETC_D
+    local CMDLINE_ETC
+    unset _line
+
+    if [ -e /etc/cmdline ]; then
+        while read -r _line; do
+            CMDLINE_ETC="$CMDLINE_ETC $_line";
+        done </etc/cmdline;
+    fi
+    for _i in /etc/cmdline.d/*.conf; do
+        [ -e "$_i" ] || continue
+        while read -r _line; do
+            CMDLINE_ETC_D="$CMDLINE_ETC_D $_line";
+        done <"$_i";
+    done
+    ## NOTE: We modify this to be able to alter kernel command line arguments
+    ## at runtime.
+    if [ -e /tmp/cmdline ]; then
+        read -r CMDLINE </tmp/cmdline;
+        CMDLINE="$CMDLINE_ETC_D $CMDLINE_ETC $CMDLINE"
+    else
+    ##
+        if [ -e /proc/cmdline ]; then
+            read -r CMDLINE </proc/cmdline;
+            CMDLINE="$CMDLINE_ETC_D $CMDLINE_ETC $CMDLINE"
+        fi
+    fi
+    printf "%s" "$CMDLINE"
+}