Make kernel version check a little more robust

buildkernel

@@ -3,7 +3,7 @@
 # Build kernel, modules and initial ramdisk in correct sequence, ensuring kernel
 # config is conformed, then sign if possible and copy to EFI boot partition.
 #
-# Copyright (c) 2014-2015 sakaki <[email protected]>
+# Copyright (c) 2014-2016 sakaki <[email protected]>
 #
 # License (GPL v3.0)
 # ------------------
@@ -31,15 +31,15 @@ shopt -s nullglob
 # ********************** variables ********************* 
 PROGNAME="$(basename "${0}")"
 CONFFILE="/etc/${PROGNAME}.conf"
-VERSION="1.0.13"
+VERSION="1.0.14"
 ETCPROFILE="/etc/profile"
 DEFAULTEFIBOOTFILE="bootx64.efi"
 EFIBOOTFILE="${DEFAULTEFIBOOTFILE}"
-NEWVERSION="linux-$(cat /usr/src/linux/include/config/kernel.release)"
+LINUXDIR="/usr/src/linux"
+NEWVERSION="linux-$(cd "${LINUXDIR}" && make -s kernelversion)"
 INITRAMFSNAME="$(echo $NEWVERSION | sed "s/linux/initramfs-genkernel-x86_64/g")"
 VMLINUZNAME="$(echo $NEWVERSION | sed "s/linux/vmlinuz/g")"
 CURRENTVERSION="linux-$(uname -r)"
-LINUXDIR="/usr/src/linux"
 CURRENTCONFIG="/proc/config.gz"
 TARGETCONFIG="${LINUXDIR}/.config"
 BOOTDIR="/boot"

buildkernel.8

@@ -1,4 +1,4 @@
-.TH BUILDKERNEL 8 "Version 1.0.13: November 2015"
+.TH BUILDKERNEL 8 "Version 1.0.14: January 2016"
 .SH NAME
 buildkernel \- build secure boot kernel, save to EFI system partition
 .SH SYNOPSIS
@@ -231,7 +231,7 @@ A post-reboot run of \fBgenup\fR(8) will achieve this.
 
 .SH COPYRIGHT
 .nf
-Copyright \(co 2014-2015 sakaki
+Copyright \(co 2014-2016 sakaki
 License GPLv3+ (GNU GPL version 3 or later)
 <http://gnu.org/licenses/gpl.html>
 

buildkernel.conf.5

@@ -1,4 +1,4 @@
-.TH BUILDKERNEL 5 "Version 1.0.13: November 2015"
+.TH BUILDKERNEL 5 "Version 1.0.14: January 2016"
 .SH NAME
 buildkernel.conf \- a configuration file for \fBbuildkernel\fR(8)
 .SH SYNOPSIS
@@ -162,7 +162,7 @@ function exit.
 .RE
 .SH COPYRIGHT
 .nf
-Copyright \(co 2014-2015 sakaki
+Copyright \(co 2014-2016 sakaki
 License GPLv3+ (GNU GPL version 3 or later)
 <http://gnu.org/licenses/gpl.html>