diff options
Diffstat (limited to 'toolchain')
| -rw-r--r-- | toolchain/gcc/Makefile | 6 | ||||
| -rwxr-xr-x | toolchain/gcc/files/wrapper.sh | 91 |
2 files changed, 97 insertions, 0 deletions
diff --git a/toolchain/gcc/Makefile b/toolchain/gcc/Makefile index ea103c453..955248e81 100644 --- a/toolchain/gcc/Makefile +++ b/toolchain/gcc/Makefile @@ -246,6 +246,8 @@ define Stage2/Install $(GCC_MAKE) -C $(HOST_BUILD_DIR2) install # Set up the symlinks to enable lying about target name. set -e; \ + $(CP) ./files/wrapper.sh $(TOOLCHAIN_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-wrapper.sh + chmod +x $(TOOLCHAIN_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-wrapper.sh (cd $(TOOLCHAIN_DIR)/usr; \ ln -sf $(REAL_GNU_TARGET_NAME) $(GNU_TARGET_NAME); \ cd bin; \ @@ -253,6 +255,10 @@ define Stage2/Install ln -sf $$$${app} \ $(GNU_TARGET_NAME)$$$${app##$(REAL_GNU_TARGET_NAME)}; \ done; \ + for app in cc gcc g++ c++ cpp ld as ; do \ + [ -f $(REAL_GNU_TARGET_NAME)-$$$${app} ] && mv $(REAL_GNU_TARGET_NAME)-$$$${app} $(REAL_GNU_TARGET_NAME)-$$$${app}.bin ; \ + ln -sf $(REAL_GNU_TARGET_NAME)-wrapper.sh $(REAL_GNU_TARGET_NAME)-$$$${app} ; \ + done; \ ); $(if $(CONFIG_EXTRA_TARGET_ARCH),$(call SetupExtraArch)) endef diff --git a/toolchain/gcc/files/wrapper.sh b/toolchain/gcc/files/wrapper.sh new file mode 100755 index 000000000..19e1863c2 --- /dev/null +++ b/toolchain/gcc/files/wrapper.sh @@ -0,0 +1,91 @@ +#!/bin/bash + +# 2009 (C) Copyright Industrie Dial Face S.p.A. +# Luigi 'Comio' Mantellini <luigi.mantellini@idf-hit.com> +# +# Based on original idea from WindRiver +# +# Toolchain wrapper script. +# +# This script allows us to use a small number of GCC / binutils cross-tools +# (one toolchain per instruction set architecture) to implement a larger +# number of processor- or board-specific tools. The wrapper script is +# configured at install time with information covering basic CFLAGS, +# LD options and the toolchain triplet name. +# + +PROGNAME=$0 +REALNAME=`readlink -f $0` + +REALNAME_BASE=`basename $REALNAME` +REALNAME_DIR=`dirname $REALNAME` + +TARGET_FUNDAMENTAL_ASFLAGS='' +TARGET_FUNDAMENTAL_CFLAGS='' +TARGET_ROOTFS_CFLAGS='' +TARGET_FUNDAMENTAL_LDFLAGS='' +TARGET_TOOLCHAIN_TRIPLET=${REALNAME_BASE%-*} + +# Parse our tool name, splitting it at '-' characters. +BINARY=${PROGNAME##*-} + +# Parse our tool name, splitting it at '-' characters. +IFS=- read TOOLCHAIN_ARCH TOOLCHAIN_BUILDROOT TOOLCHAIN_OS TOOLCHAIN_PLATFORM PROGNAME << EOF +$REALNAME_BASE +EOF + +# +# We add the directory this was executed from to the PATH +# The toolchains (links) should be in this directory or in the users +# PATH. +# +TOOLCHAIN_BIN_DIR="$REALNAME_DIR/" + +# Set the PATH so that our run-time location is first +# (get_feature is run from the path, so this has to be set) +export PATH="$TOOLCHAIN_BIN_DIR":$PATH +export GCC_HONOUR_COPTS + +TOOLCHAIN_SYSROOT="$TOOLCHAIN_BIN_DIR/../.." +if [ ! -d "$TOOLCHAIN_SYSROOT" ]; then + echo "Error: Unable to determine sysroot (looking for $TOOLCHAIN_SYSROOT)!" >&2 + exit 1 +fi + +# -Wl,--dynamic-linker=$TOOLCHAIN_SYSROOT/lib/ld-uClibc.so.0 +# --dynamic-linker=$TOOLCHAIN_SYSROOT/lib/ld-uClibc.so.0 + +case $TOOLCHAIN_PLATFORM in + gnu|glibc|eglibc) + GCC_SYSROOT_FLAGS="--sysroot=$TOOLCHAIN_SYSROOT -Wl,-rpath=$TOOLCHAIN_SYSROOT/lib:$TOOLCHAIN_SYSROOT/usr/lib" + LD_SYSROOT_FLAGS="-rpath=$TOOLCHAIN_SYSROOT/lib:$TOOLCHAIN_SYSROOT/usr/lib" + ;; + uclibc) + GCC_SYSROOT_FLAGS="--sysroot=$TOOLCHAIN_SYSROOT -Wl,-rpath=$TOOLCHAIN_SYSROOT/lib:$TOOLCHAIN_SYSROOT/usr/lib" + LD_SYSROOT_FLAGS="-rpath=$TOOLCHAIN_SYSROOT/lib:$TOOLCHAIN_SYSROOT/usr/lib" + ;; + *) + GCC_SYSROOT_FLAGS="" + LD_SYSROOT_FLAGS="" + ;; +esac + +# +# Run the cross-tool. +# +case $BINARY in + cc|gcc|g++|c++|cpp) + exec $TARGET_TOOLCHAIN_TRIPLET-$BINARY.bin $GCC_SYSROOT_FLAGS $TARGET_FUNDAMENTAL_CFLAGS $TARGET_ROOTFS_CFLAGS "$@" + ;; + ld) + exec $TARGET_TOOLCHAIN_TRIPLET-$BINARY.bin $LD_SYSROOT_FLAGS $TARGET_FUNDAMENTAL_LDFLAGS "$@" + ;; + as) + exec $TARGET_TOOLCHAIN_TRIPLET-$BINARY.bin $TARGET_FUNDAMENTAL_ASFLAGS "$@" + ;; + *) + exec $TARGET_TOOLCHAIN_TRIPLET-$BINARY.bin "$@" + ;; +esac + +exit 0 |