X-Git-Url: https://git.gag.com/?p=fw%2Fcortex-toolchain;a=blobdiff_plain;f=summon-arm-toolchain;h=3e98e2bd3258812a901e4e235c21ae054fbbcd33;hp=a8da63f276dcf016f24ffac70342a7ce7477259f;hb=c4f578e697288bf0a4679ea4ccdd279b9904cf26;hpb=4e03b34da75b4bab7404031b058ce15aa7965376

diff --git a/summon-arm-toolchain b/summon-arm-toolchain
index a8da63f..3e98e2b 100755
--- a/summon-arm-toolchain
+++ b/summon-arm-toolchain
@@ -8,37 +8,202 @@
 # apt-get install flex bison libgmp3-dev libmpfr-dev libncurses5-dev \
 # libmpc-dev autoconf texinfo build-essential
 #
+# Or on Ubuntu Maverick give `apt-get build-dep gcc-4.5` a try.
+#
+
+# Stop if any command fails
+set -e
 
+##############################################################################
+# Default settings section
+# You probably want to customize those
+# You can also pass them as parameters to the script
+##############################################################################
 TARGET=arm-none-eabi		# Or: TARGET=arm-elf
-PREFIX=${HOME}/arm-none-eabi	# Install location of your final toolchain
-PARALLEL=""			# Or: PARALLEL="-j 5" for 4 CPUs
+PREFIX=${HOME}/sat	# Install location of your final toolchain
 DARWIN_OPT_PATH=/opt/local	# Path in which MacPorts or Fink is installed
+# Set to 'sudo' if you need superuser privileges while installing
+SUDO=
+# Set to 1 to be quieter while running
+QUIET=0
+# Set to 1 to use linaro gcc instead of the FSF gcc
+USE_LINARO=1
+# Set to 1 to enable building of OpenOCD
+OOCD_EN=1
+# Set to 1 to build libstm32 provided by ST
+LIBSTM32_EN=0
+# Set to 1 to build libopenstm32 an open source library for stm32
+LIBOPENSTM32_EN=1
+# Make the gcc default to Cortex-M3
+DEFAULT_TO_CORTEX_M3=0
+
+##############################################################################
+# Parsing command line parameters
+##############################################################################
+
+while [ $# -gt 0 ]; do
+	case $1 in
+		TARGET=*)
+		TARGET=$(echo $1 | sed 's,^TARGET=,,')
+		;;
+		PREFIX=*)
+		PREFIX=$(echo $1 | sed 's,^PREFIX=,,')
+		;;
+		DARWIN_OPT_PATH=*)
+		DARWIN_OPT_PATH=$(echo $1 | sed 's,^DARWIN_OPT_PATH=,,')
+		;;
+		SUDO=*)
+		SUDO=$(echo $1 | sed 's,^SUDO=,,')
+		;;
+		QUIET=*)
+		QUIET=$(echo $1 | sed 's,^QUIET=,,')
+		;;
+		USE_LINARO=*)
+		USE_LINARO=$(echo $1 | sed 's,^USE_LINARO=,,')
+		;;
+		OOCD_EN=*)
+		OOCD_EN=$(echo $1 | sed 's,^OOCD_EN=,,')
+		;;
+		LIBSTM32_EN=*)
+		LIBSTM32_EN=$(echo $1 | sed 's,^LIBSTM32_EN=,,')
+		;;
+		LIBOPENSTM32_EN=*)
+		LIBOPENSTM32_EN=$(echo $1 | sed 's,^LIBOPENSTM32_EN=,,')
+		;;
+		DEFAULT_TO_CORTEX_M3=*)
+		DEFAULT_TO_CORTEX_M3=$(echo $1 | sed 's,^DEFAULT_TO_CORTEX_M3=,,')
+		;;
+		*)
+		echo "Unknown parameter: $1"
+		exit 1
+		;;
+	esac
+
+	shift # shifting parameter list to access the next one
+done
 
-BINUTILS=binutils-2.20
-GCC=gcc-4.5.1
-NEWLIB=newlib-1.18.0
+echo "Settings used for this build are:"
+echo "TARGET=$TARGET"
+echo "PREFIX=$PREFIX"
+echo "DARWIN_OPT_PATH=$DARWIN_OPT_PATH"
+echo "SUDO=$SUDO"
+echo "QUIET=$QUIET"
+echo "USE_LINARO=$USE_LINARO"
+echo "OOCD_EN=$OOCD_EN"
+echo "LIBSTM32_EN=$LIBSTM32_EN"
+echo "LIBOPENSTM32_EN=$LIBOPENSTM32_EN"
+echo "DEFAULT_TO_CORTEX_M3=$DEFAULT_TO_CORTEX_M3"
+
+exit 0
+##############################################################################
+# Version and download url settings section
+##############################################################################
+if [ ${USE_LINARO} == 0 ] ; then
+	# For FSF GCC:
+	GCCVERSION=4.5.2
+	GCC=gcc-${GCCVERSION}
+	GCCURL=http://ftp.gnu.org/gnu/gcc/${GCC}/${GCC}.tar.gz
+else
+	# For the Linaro GCC:
+	GCCRELEASE=4.5-2011.02-0
+	GCCVERSION=4.5-2011.02-0
+	GCC=gcc-linaro-${GCCVERSION}
+	GCCURL=http://launchpad.net/gcc-linaro/4.5/${GCCRELEASE}/+download/${GCC}.tar.bz2
+fi
+
+BINUTILS=binutils-2.21
+NEWLIB=newlib-1.19.0
 GDB=gdb-7.2
-LIBCMSIS=v1.10-2
+OOCD=master
+LIBCMSIS=v1.10-3
 LIBSTM32=v3.0.0-1
 LIBSTM32USB=v3.0.1-1
 LIBOPENSTM32=master
-LIBSTM32_EN=0
-LIBOPENSTM32_EN=0
+
+##############################################################################
+# Flags section
+##############################################################################
+
+if which getconf > /dev/null; then
+	CPUS=$(getconf _NPROCESSORS_ONLN)
+else
+	CPUS=1
+fi
+PARALLEL=-j$((CPUS + 1))
+echo "${CPUS} cpu's detected running make with '${PARALLEL}' flag"
+
+GDBFLAGS=
+BINUTILFLAGS=
+
+if [ ${DEFAULT_TO_CORTEX_M3} == 0 ] ; then
+	GCCFLAGS=
+else
+	# To default to the Cortex-M3:
+	GCCFLAGS="--with-arch=armv7-m --with-mode=thumb --with-float=soft"
+fi
+
+# Pull in the local configuration, if any
+if [ -f local.sh ]; then
+    . ./local.sh
+fi
+
+MAKEFLAGS=${PARALLEL}
+TARFLAGS=v
+
+if [ ${QUIET} != 0 ]; then
+    TARFLAGS=
+    MAKEFLAGS="${MAKEFLAGS} -s"
+fi
+
+export PATH="${PREFIX}/bin:${PATH}"
 
 SUMMON_DIR=$(pwd)
 SOURCES=${SUMMON_DIR}/sources
 STAMPS=${SUMMON_DIR}/stamps
 
-export PATH="${PREFIX}/bin:${PATH}"
 
-GCCFLAGS=
-GDBFLAGS=
-BINUTILFLAGS=
+##############################################################################
+# Tool section
+##############################################################################
+TAR=tar
+
+##############################################################################
+# OS and Tooldetection section
+# Detects which tools and flags to use
+##############################################################################
+
+case "$(uname)" in
+	Linux)
+	echo "Found Linux OS."
+	;;
+	Darwin)
+	echo "Found Darwin OS."
+	GCCFLAGS="${GCCFLAGS} \
+                  --with-gmp=${DARWIN_OPT_PATH} \
+	          --with-mpfr=${DARWIN_OPT_PATH} \
+	          --with-mpc=${DARWIN_OPT_PATH} \
+		  --with-libiconv-prefix=${DARWIN_OPT_PATH}"
+	OOCD_CFLAGS="-I/opt/mine/include -I/opt/local/include"
+	OOCD_LDFLAGS="-L/opt/mine/lib -L/opt/local/lib"
+	;;
+	CYGWIN*)
+	echo "Found CygWin that means Windows most likely."
+	;;
+	*)
+	echo "Found unknown OS. Aborting!"
+	exit 1
+	;;
+esac
+
+##############################################################################
+# Building section
+# You probably don't have to touch anything after this
+##############################################################################
 
 # Fetch a versioned file from a URL
 function fetch {
     if [ ! -e ${STAMPS}/$1.fetch ]; then
-        echo "Downloading $1 sources..."
+        log "Downloading $1 sources..."
         wget -c --no-passive-ftp $2
         touch ${STAMPS}/$1.fetch
     fi
@@ -51,35 +216,62 @@ function log {
     echo "******************************************************************"
 }
 
-case "$(uname)" in
-	Linux)
-	echo "Found Linux OS."
-	;;
-	Darwin)
-	echo "Found Darwin OS."
-	GCCFLAGS="--with-gmp=${DARWIN_OPT_PATH} \
-	          --with-mpfr=${DARWIN_OPT_PATH} \
-	          --with-mpc=${DARWIN_OPT_PATH} \
-		  -with-libiconv-prefix=${DARWIN_OPT_PATH}"
-	;;
+# Unpack an archive
+function unpack {
+    log Unpacking $*
+    # Use 'auto' mode decompression.  Replace with a switch if tar doesn't support -a
+    ARCHIVE=$(ls ${SOURCES}/$1.tar.*)
+    case ${ARCHIVE} in
+	*.bz2)
+	    echo "archive type bz2"
+	    TYPE=j
+	    ;;
+	*.gz)
+	    echo "archive type gz"
+	    TYPE=z
+	    ;;
 	*)
-	echo "Found unknown OS. Aborting!"
-	exit 1
-	;;
-esac
+	    echo "Unknown archive type of $1"
+	    echo ${ARCHIVE}
+	    exit 1
+	    ;;
+    esac
+    ${TAR} xf${TYPE}${TARFLAGS} ${SOURCES}/$1.tar.*
+}
+
+# Install a build
+function install {
+    log $1
+    ${SUDO} make ${MAKEFLAGS} $2 $3 $4 $5 $6 $7 $8
+}
+
 
 mkdir -p ${STAMPS} ${SOURCES}
 
 cd ${SOURCES}
 
 fetch ${BINUTILS} http://ftp.gnu.org/gnu/binutils/${BINUTILS}.tar.bz2
-fetch ${GCC} ${GCC_URL}
+fetch ${GCC} ${GCCURL}
 fetch ${NEWLIB} ftp://sources.redhat.com/pub/newlib/${NEWLIB}.tar.gz
 fetch ${GDB} http://ftp.gnu.org/gnu/gdb/${GDB}.tar.bz2
 
+if [ ${OOCD_EN} != 0 ]; then
+if [ ! -e openocd-${OOCD}.tar.bz2 ]; then
+	log "Cloning OpenOCD sources..."
+	git clone git://openocd.git.sourceforge.net/gitroot/openocd/openocd openocd-${OOCD}
+        cd openocd-${OOCD}
+	./bootstrap
+	cd ..
+	tar cfvj openocd-${OOCD}.tar.bz2 openocd-${OOCD}
+        #git archive --format=tar --prefix=openocd-${OOCD}/ ${OOCD} | \
+        #    bzip2 --stdout > ../openocd-${OOCD}.tar.bz2
+        rm -rf openocd-${OOCD}
+fi
+fi
+
 if [ ${LIBSTM32_EN} != 0 ]; then
 if [ ! -e libcmsis-${LIBCMSIS}.tar.bz2 ]; then
-	echo "Cloning libcmsis sources..."
+	log "Cloning libcmsis sources..."
 	git clone git://git.open-bldc.org/libcmsis.git
         cd libcmsis
         git archive --format=tar --prefix=libcmsis-${LIBCMSIS}/ ${LIBCMSIS} | \
@@ -89,7 +281,7 @@ if [ ! -e libcmsis-${LIBCMSIS}.tar.bz2 ]; then
 fi
 
 if [ ! -e libstm32-${LIBSTM32}.tar.bz2 ]; then
-	echo "Cloning libstm32 sources..."
+	log "Cloning libstm32 sources..."
 	git clone git://git.open-bldc.org/libstm32.git
         cd libstm32
         git archive --format=tar --prefix=libstm32-${LIBSTM32}/ ${LIBSTM32} | \
@@ -99,7 +291,7 @@ if [ ! -e libstm32-${LIBSTM32}.tar.bz2 ]; then
 fi
 
 if [ ! -e libstm32usb-${LIBSTM32USB}.tar.bz2 ]; then
-	echo "Cloning libstm32usb sources..."
+	log "Cloning libstm32usb sources..."
 	git clone git://git.open-bldc.org/libstm32usb.git
         cd libstm32usb
         git archive --format=tar --prefix=libstm32usb-${LIBSTM32USB}/ ${LIBSTM32USB} | \
@@ -111,7 +303,7 @@ fi
 
 if [ ${LIBOPENSTM32_EN} != 0 ]; then
 if [ ! -e libopenstm32-${LIBOPENSTM32}.tar.bz2 ]; then
-	echo "Cloning libopenstm32 sources..."
+	log "Cloning libopenstm32 sources..."
 	git clone git://libopenstm32.git.sourceforge.net/gitroot/libopenstm32/libopenstm32
         cd libopenstm32
         git archive --format=tar --prefix=libopenstm32-${LIBOPENSTM32}/ ${LIBOPENSTM32} | \
@@ -128,8 +320,7 @@ if [ ! -e build ]; then
 fi
 
 if [ ! -e ${STAMPS}/${BINUTILS}.build ]; then
-    log "Unpacking ${BINUTILS}"
-    tar xfvj ${SOURCES}/${BINUTILS}.tar.bz2
+    unpack ${BINUTILS}
     cd build
     log "Configuring ${BINUTILS}"
     ../${BINUTILS}/configure --target=${TARGET} \
@@ -140,100 +331,65 @@ if [ ! -e ${STAMPS}/${BINUTILS}.build ]; then
                            --with-gnu-ld \
                            --disable-nls \
                            --disable-werror \
-			   ${BINUTILFLAGS} || exit
+			   ${BINUTILFLAGS}
     log "Building ${BINUTILS}"
-    make ${PARALLEL} || exit
-    log "Installing ${BINUTILS}"
-    make install || exit
+    make ${MAKEFLAGS}
+    install ${BINUTILS} install
     cd ..
     log "Cleaning up ${BINUTILS}"
     touch ${STAMPS}/${BINUTILS}.build
     rm -rf build/* ${BINUTILS}
 fi
 
-if [ ! -e ${STAMPS}/${GCC}-boot.build ]; then
-    log "Unpacking ${GCC}-boot"
-    tar xfvj ${SOURCES}/${GCC}.tar.bz2
-    cd build
-    log "Configuring ${GCC}-boot"
-    ../${GCC}/configure --target=${TARGET} \
-                      --prefix=${PREFIX} \
-                      --enable-interwork \
-                      --enable-multilib \
-                      --enable-languages="c" \
-                      --with-newlib \
-                      --without-headers \
-                      --disable-shared \
-                      --with-gnu-as \
-                      --with-gnu-ld \
-                      --disable-nls \
-                      --disable-werror \
-		      ${GCCFLAGS} || exit
-    log "Building ${GCC}-boot"
-    make ${PARALLEL} all-gcc || exit
-    log "Installing ${GCC}-boot"
-    make install-gcc || exit
-    cd ..
-    log "Cleaning up ${GCC}-boot"
-    touch ${STAMPS}/${GCC}-boot.build
-    rm -rf build/* ${GCC}
-fi
+if [ ! -e ${STAMPS}/${GCC}-${NEWLIB}.build ]; then
+    unpack ${GCC}
+    unpack ${NEWLIB}
 
-if [ ! -e ${STAMPS}/${NEWLIB}.build ]; then
-    log "Unpacking ${NEWLIB}"
-    tar xfvz ${SOURCES}/${NEWLIB}.tar.gz
-    cd build
-    log "Configuring ${NEWLIB}"
-    ../${NEWLIB}/configure --target=${TARGET} \
-                         --prefix=${PREFIX} \
-                         --enable-interwork \
-                         --enable-multilib \
-                         --with-gnu-as \
-                         --with-gnu-ld \
-                         --disable-nls \
-                         --disable-werror \
-                         --disable-newlib-supplied-syscalls || exit
-    log "Building ${NEWLIB}"
-    make ${PARALLEL} || exit
-    log "Installing ${NEWLIB}"
-    make install || exit
-    cd ..
-    log "Cleaning up ${NEWLIB}"
-    touch ${STAMPS}/${NEWLIB}.build
-    rm -rf build/* ${NEWLIB}
-fi
+    log "Adding newlib symlink to gcc"
+    ln -f -s `pwd`/${NEWLIB}/newlib ${GCC}
+    log "Adding libgloss symlink to gcc"
+    ln -f -s `pwd`/${NEWLIB}/libgloss ${GCC}
+
+    if [ ${DEFAULT_TO_CORTEX_M3} == 0 ] ; then
+	log "Patching gcc to add multilib support"
+	cd ${GCC}
+	patch -p0 -i ../patches/patch-gcc-config-arm-t-arm-elf.diff
+	cd ..
+    fi
 
-# Yes, you need to build gcc again!
-if [ ! -e ${STAMPS}/${GCC}.build ]; then
-    log "Unpacking ${GCC}"
-    tar xfvj ${SOURCES}/${GCC}.tar.bz2
     cd build
-    log "Configuring ${GCC}"
+    log "Configuring ${GCC} and ${NEWLIB}"
     ../${GCC}/configure --target=${TARGET} \
                       --prefix=${PREFIX} \
                       --enable-interwork \
                       --enable-multilib \
                       --enable-languages="c,c++" \
                       --with-newlib \
-                      --disable-shared \
                       --with-gnu-as \
                       --with-gnu-ld \
-		      --disable-nls \
+                      --disable-nls \
+                      --disable-shared \
+		      --disable-threads \
+                      --with-headers=newlib/libc/include \
+		      --disable-libssp \
+		      --disable-libstdcxx-pch \
+		      --disable-libmudflap \
+		      --disable-libgomp \
                       --disable-werror \
-	 	     ${GCCFLAGS} || exit
-    log "Building ${GCC}"
-    make ${PARALLEL} || exit
-    log "Installing ${GCC}"
-    make install || exit
+		      --with-system-zlib \
+		      --disable-newlib-supplied-syscalls \
+		      ${GCCFLAGS}
+    log "Building ${GCC} and ${NEWLIB}"
+    make ${MAKEFLAGS}
+    install ${GCC} install
     cd ..
-    log "Cleaning up ${GCC}"
-    touch ${STAMPS}/${GCC}.build
-    rm -rf build/* ${GCC}
+    log "Cleaning up ${GCC} and ${NEWLIB}"
+    touch ${STAMPS}/${GCC}-${NEWLIB}.build
+    rm -rf build/* ${GCC} ${NEWLIB}
 fi
 
 if [ ! -e ${STAMPS}/${GDB}.build ]; then
-    log "Unpacking ${GDB}"
-    tar xfvj ${SOURCES}/${GDB}.tar.bz2
+    unpack ${GDB}
     cd build
     log "Configuring ${GDB}"
     ../${GDB}/configure --target=${TARGET} \
@@ -241,71 +397,94 @@ if [ ! -e ${STAMPS}/${GDB}.build ]; then
                       --enable-interwork \
                       --enable-multilib \
                       --disable-werror \
-		      ${GDBFLAGS} || exit
+		      ${GDBFLAGS}
     log "Building ${GDB}"
-    make ${PARALLEL} || exit
-    log "Installing ${GDB}"
-    make install || exit
+    make ${MAKEFLAGS}
+    install ${GDB} install
     cd ..
     log "Cleaning up ${GDB}"
     touch ${STAMPS}/${GDB}.build
     rm -rf build/* ${GDB}
 fi
 
+if [ ${OOCD_EN} != 0 ]; then
+if [ ! -e ${STAMPS}/openocd-${OOCD}.build ]; then
+    unpack openocd-${OOCD}
+    cd build
+    log "Configuring openocd-${OOCD}"
+    CFLAGS="${CFLAGS} ${OOCD_CFLAGS}" \
+    LDFLAGS="${LDFLAGS} ${OOCD_LDFLAGS}" \
+    ../openocd-${OOCD}/configure --enable-maintainer-mode \
+				 --prefix=${PREFIX} \
+				 --enable-dummy \
+				 --enable-ft2232_libftdi \
+				 --enable-usb_blaster_libftdi \
+				 --enable-ep93xx \
+				 --enable-at91rm9200 \
+				 --enable-presto_libftdi \
+				 --enable-usbprog \
+				 --enable-jlink \
+				 --enable-vsllink \
+				 --enable-rlink \
+				 --enable-arm-jtag-ew
+    log "Building openocd-${OOCD}"
+    make ${MAKEFLAGS}
+    install openocd-${OOCD} install
+    cd ..
+    log "Cleaning up openocd-${OOCD}"
+    touch ${STAMPS}/openocd-${OOCD}.build
+    rm -rf build/* ${OOCD}
+fi
+fi
+
 if [ ${LIBSTM32_EN} != 0 ]; then
-if [ ! -e .libcmsis-${LIBCMSIS}.build ]; then
-    log "Unpacking libcmsis-${LIBCMSIS}"
-    tar xfvj ${SOURCES}/libcmsis-${LIBCMSIS}.tar.bz2
+if [ ! -e ${STAMPS}/libcmsis-${LIBCMSIS}.build ]; then
+    unpack libcmsis-${LIBCMSIS}
     cd libcmsis-${LIBCMSIS}
     log "Building libcmsis-${LIBCMSIS}"
-    make arch_prefix=${TARGET} prefix=${PREFIX} || exit
-    log "Installing libcmsis-${LIBCMSIS}"
-    make arch_prefix=${TARGET} prefix=${PREFIX} install || exit
+    make arch_prefix=${TARGET} prefix=${PREFIX}
+    install libcmsis-${LIBCMSIS} arch_prefix=${TARGET} prefix=${PREFIX} install
     cd ..
     log "Cleaning up libcmsis-${LIBCMSIS}"
-    touch .libcmsis-${LIBCMSIS}.build
+    touch ${STAMPS}/libcmsis-${LIBCMSIS}.build
     rm -rf libcmsis-${LIBCMSIS}
 fi
 
-if [ ! -e .libstm32-${LIBSTM32}.build ]; then
-    log "Unpacking libstm32-${LIBSTM32}"
-    tar xfvj ${SOURCES}/libstm32-${LIBSTM32}.tar.bz2
+if [ ! -e ${STAMPS}/libstm32-${LIBSTM32}.build ]; then
+    unpack libstm32-${LIBSTM32}
     cd libstm32-${LIBSTM32}
     log "Building libstm32-${LIBSTM32}"
-    make arch_prefix=${TARGET} prefix=${PREFIX} || exit
-    log "Installing libstm32-${LIBSTM32}"
-    make arch_prefix=${TARGET} prefix=${PREFIX} install || exit
+    make arch_prefix=${TARGET} prefix=${PREFIX}
+    install libstm32-${LIBSTM32} arch_prefix=${TARGET} prefix=${PREFIX} install
     cd ..
     log "Cleaning up libstm32-${LIBSTM32}"
-    touch .libstm32-${LIBSTM32}.build
+    touch ${STAMPS}/libstm32-${LIBSTM32}.build
     rm -rf libstm32-${LIBSTM32}
 fi
 
-if [ ! -e .libstm32usb-${LIBSTM32USB}.build ]; then
-    log "Unpacking libstm32usb-${LIBSTM32USB}"
-    tar xfvj ${SOURCES}/libstm32usb-${LIBSTM32USB}.tar.bz2
+if [ ! -e ${STAMPS}/libstm32usb-${LIBSTM32USB}.build ]; then
+    unpack libstm32usb-${LIBSTM32USB}
     cd libstm32usb-${LIBSTM32USB}
     log "Building libstm32usb-${LIBSTM32USB}"
-    make arch_prefix=${TARGET} prefix=${PREFIX} || exit
-    log "Installing libstm32usb-${LIBSTM32USB}"
-    make arch_prefix=${TARGET} prefix=${PREFIX} install || exit
+    make arch_prefix=${TARGET} prefix=${PREFIX}
+    install libstm32usb-${LIBSTM32USB} arch_prefix=${TARGET} prefix=${PREFIX} install
     cd ..
     log "Cleaning up libstm32usb-${LIBSTM32USB}"
-    touch .libstm32usb-${LIBSTM32USB}.build
+    touch ${STAMPS}/libstm32usb-${LIBSTM32USB}.build
     rm -rf libstm32usb-${LIBSTM32USB}
 fi
 fi
 
 if [ $LIBOPENSTM32_EN != 0 ]; then
-    log "Unpacking libopenstm32-${LIBOPENSTM32}"
-    tar xfvj ${SOURCES}/libopenstm32-${LIBOPENSTM32}.tar.bz2
+if [ ! -e ${STAMPS}/libopenstm32-${LIBOPENSTM32}.build ]; then
+    unpack libopenstm32-${LIBOPENSTM32}
     cd libopenstm32-${LIBOPENSTM32}
     log "Building libopenstm32-${LIBOPENSTM32}"
-    make PREFIX=${TARGET} DESTDIR=${PREFIX} || exit
-    log "Installing libopenstm32-${LIBOPENSTM32}"
-    make PREFIX=${TARGET} DESTDIR=${PREFIX} install || exit
+    make PREFIX=${TARGET} DESTDIR=${PREFIX}
+    install libopenstm32-${LIBOPENSTM32} PREFIX=${TARGET} DESTDIR=${PREFIX} install
     cd ..
     log "Cleaning up libopenstm32-${LIBOPENSTM32}"
-    touch .libopenstm32-${LIBOPENSTM32}.build
+    touch ${STAMPS}/libopenstm32-${LIBOPENSTM32}.build
     rm -rf libopenstm32-${LIBOPENSTM32}
 fi
+fi