Replace busybox free with *real* free from procps-ng

Busybox free reports incorrectly the used and free memory on a system. Which makes it harder to understand and compare information from other sources.

In the same effort we add some other useful procps-ng tools, like pgrep, pkill, pmap, slabtop, vmstat and watch.

packages/debug/meta

@@ -25,7 +25,7 @@ PKG_ARCH="any"
 PKG_LICENSE="GPL"
 PKG_SITE="http://www.openelec.tv"
 PKG_URL=""
-PKG_DEPENDS="acpica cpuid dmidecode dstat evtest gdb hddtemp htop i2c-tools iftop pmtools powertop smem strace wireless_tools tcpdump iperf"
+PKG_DEPENDS="acpica cpuid dmidecode dstat evtest gdb hddtemp htop i2c-tools iftop pmtools powertop procps-ng smem strace wireless_tools tcpdump iperf"
 PKG_BUILD_DEPENDS="toolchain"
 PKG_PRIORITY="optional"
 PKG_SECTION="debug"

packages/debug/procps-ng/build

@@ -0,0 +1,35 @@
+#!/bin/sh
+
+################################################################################
+#      This file is part of OpenELEC - http://www.openelec.tv
+#      Copyright (C) 2013 Dag Wieers (dag@wieers.com)
+#
+#  This Program is free software; you can redistribute it and/or modify
+#  it under the terms of the GNU General Public License as published by
+#  the Free Software Foundation; either version 2, or (at your option)
+#  any later version.
+#
+#  This Program is distributed in the hope that it will be useful,
+#  but WITHOUT ANY WARRANTY; without even the implied warranty of
+#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+#  GNU General Public License for more details.
+#
+#  You should have received a copy of the GNU General Public License
+#  along with OpenELEC.tv; see the file COPYING.  If not, write to
+#  the Free Software Foundation, 51 Franklin Street, Suite 500, Boston, MA 02110, USA.
+#  http://www.gnu.org/copyleft/gpl.html
+################################################################################
+
+. config/options $1
+
+export CFLAGS="$CFLAGS -I$SYSROOT_PREFIX/usr/include/ncurses"
+export LDFLAGS="$LDFLAGS -ltinfo"
+
+cd $PKG_BUILD
+ac_cv_func_malloc_0_nonnull=yes \
+ac_cv_func_realloc_0_nonnull=yes \
+./configure --host=$TARGET_NAME \
+            --build=$HOST_NAME \
+            --prefix=/usr \
+
+make

packages/debug/procps-ng/install

@@ -0,0 +1,33 @@
+#!/bin/sh
+
+################################################################################
+#      This file is part of OpenELEC - http://www.openelec.tv
+#      Copyright (C) 2013 Dag Wieers (dag@wieers.com)
+#
+#  This Program is free software; you can redistribute it and/or modify
+#  it under the terms of the GNU General Public License as published by
+#  the Free Software Foundation; either version 2, or (at your option)
+#  any later version.
+#
+#  This Program is distributed in the hope that it will be useful,
+#  but WITHOUT ANY WARRANTY; without even the implied warranty of
+#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+#  GNU General Public License for more details.
+#
+#  You should have received a copy of the GNU General Public License
+#  along with OpenELEC.tv; see the file COPYING.  If not, write to
+#  the Free Software Foundation, 51 Franklin Street, Suite 500, Boston, MA 02110, USA.
+#  http://www.gnu.org/copyleft/gpl.html
+################################################################################
+
+. config/options $1
+
+mkdir -p $INSTALL/usr/bin/
+  cp $PKG_BUILD/proc/.libs/libproc*so* $INSTALL/usr/lib/
+  cp $PKG_BUILD/.libs/free $INSTALL/usr/bin/
+  cp $PKG_BUILD/.libs/pgrep $INSTALL/usr/bin/
+  ln -f $INSTALL/usr/bin/pgrep $INSTALL/usr/bin/pkill
+  cp $PKG_BUILD/.libs/pmap $INSTALL/usr/bin/
+  cp $PKG_BUILD/.libs/slabtop $INSTALL/usr/bin/
+  cp $PKG_BUILD/.libs/vmstat $INSTALL/usr/bin/
+  cp $PKG_BUILD/.libs/watch $INSTALL/usr/bin/

packages/debug/procps-ng/meta

@@ -0,0 +1,36 @@
+################################################################################
+#      This file is part of OpenELEC - http://www.openelec.tv
+#      Copyright (C) 2013 Dag Wieers (dag@wieers.com)
+#
+#  This Program is free software; you can redistribute it and/or modify
+#  it under the terms of the GNU General Public License as published by
+#  the Free Software Foundation; either version 2, or (at your option)
+#  any later version.
+#
+#  This Program is distributed in the hope that it will be useful,
+#  but WITHOUT ANY WARRANTY; without even the implied warranty of
+#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+#  GNU General Public License for more details.
+#
+#  You should have received a copy of the GNU General Public License
+#  along with OpenELEC.tv; see the file COPYING.  If not, write to
+#  the Free Software Foundation, 51 Franklin Street, Suite 500, Boston, MA 02110, USA.
+#  http://www.gnu.org/copyleft/gpl.html
+################################################################################
+
+PKG_NAME="procps-ng"
+PKG_VERSION="3.3.6"
+PKG_REV="1"
+PKG_ARCH="any"
+PKG_LICENSE="GPL"
+PKG_SITE="http://gitorious.org/procps/procps"
+PKG_URL="$SOURCEFORGE_SRC/procps-ng/Production/$PKG_NAME-$PKG_VERSION.tar.xz"
+PKG_DEPENDS="ncurses"
+PKG_BUILD_DEPENDS="toolchain ncurses"
+PKG_PRIORITY="optional"
+PKG_SECTION="debug"
+PKG_SHORTDESC="procps: Small useful utilities that give information about processes"
+PKG_LONGDESC="procps is the package that has a bunch of small useful utilities that give information about processes using the /proc filesystem. The package includes the programs ps, top, vmstat, w, kill, free, slabtop, and skill."
+PKG_IS_ADDON="no"
+
+PKG_AUTORECONF="no"

packages/sysutils/busybox/config/busybox.conf

@@ -904,7 +904,7 @@ CONFIG_FEATURE_TOP_SMP_PROCESS=y
 CONFIG_FEATURE_TOPMEM=y
 CONFIG_UPTIME=y
 # CONFIG_FEATURE_UPTIME_UTMP_SUPPORT is not set
-CONFIG_FREE=y
+# CONFIG_FREE is not set
 CONFIG_FUSER=y
 CONFIG_KILL=y
 CONFIG_KILLALL=y