scripts/kernel/build.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (C) 2015 - Jonathan Rajotte-Julien <jonathan.rajotte-julien@efficios.com>
   4 #                      Michael Jeanson <mjeanson@efficios.com>
   5 #
   6 # This program is free software: you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation, either version 3 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 # Exit with error when using an undefined variable
  20 set -u
  21
  22 #Check if ccache is present
  23 #if [ -d /usr/lib/ccache ]; then
  24 #       echo "Using CCACHE"
  25 #       export PATH="/usr/lib/ccache:$PATH"
  26 #    export CC="ccache gcc"
  27 #    export CXX="ccache g++"
  28 #fi
  29
  30 # Use all CPU cores
  31 NPROC=$(nproc)
  32
  33 SRCDIR="${WORKSPACE}/linux"
  34 BUILDDIR="${WORKSPACE}/build"
  35
  36 # Create build directory
  37 rm -rf "${BUILDDIR}"
  38 mkdir -p "${BUILDDIR}"
  39
  40 # Enter source dir
  41 cd "${SRCDIR}"
  42
  43 # Prepare linux sources for modules OOT build
  44 make O="${BUILDDIR}" defconfig
  45
  46 # Enable CONFIG_KALLSYMS_ALL
  47 sed -i "s/# CONFIG_KALLSYMS_ALL is not set/CONFIG_KALLSYMS_ALL=y/g" "${BUILDDIR}"/.config
  48
  49 # Build to out of tree dir
  50 #make -j$nbrProc O="${BUILDDIR}"
  51 make O="${BUILDDIR}" prepare
  52 make -j${NPROC} O="${BUILDDIR}" modules
  53
  54 # Clean up artifact directory to keep only relevant stuff for lttng-modules
  55 cd "${BUILDDIR}"
  56 find . -maxdepth 1 ! -name "arch" ! -name ".config" ! -name "include" ! -name "Makefile" ! -name "Module.symvers" ! -name "scripts" ! -name "." -exec rm -rf {} \;
  57
  58 # EOF