buildroot to build toolchain on Linux

hi hippo:

I make boa ,dhcp, netsnmp ,but failed.

The failed information:

[alex@localhost uClinux-dist-test]$ make subdirs

echo "Build start unix"

Build start unix

echo 1140414275

1140414275

for dir in include lib include user ; do [ ! -d $dir ] || make ARCH=nios2nommu CROSS_COMPILE=nios2-linux-uclibc- -C $dir || exit 1 ; done

make[1]: Entering directory `/home/alex/uClinux-dist-test/include'

find . -depth -type l -a ! -name Makefile | xargs rm > /dev/null 2>&1 || exit 0

find . -depth -type d | xargs rmdir > /dev/null 2>&1 || exit 0

Making symlinks in include/

/bin/sh: nios2-linux-uclibc-gcc: command not found

Making include/c++ symlink to compiler c++ includes

make[1]: Leaving directory `/home/alex/uClinux-dist-test/include'

make[1]: Entering directory `/home/alex/uClinux-dist-test/lib'

for i in ../include ../include /home/alex/uClinux-dist-test/prop ; do

if [ -d $i ]; then

touch $i/.sgbuilt_lib;

make -C $i || exit $? ;

fi;

make make_links || exit ;

done

make[2]: Entering directory `/home/alex/uClinux-dist-test/include'

find . -depth -type l -a ! -name Makefile | xargs rm > /dev/null 2>&1 || exit 0

find . -depth -type d | xargs rmdir > /dev/null 2>&1 || exit 0

Making symlinks in include/

/bin/sh: nios2-linux-uclibc-gcc: command not found

Making include/c++ symlink to compiler c++ includes

make[2]: Leaving directory `/home/alex/uClinux-dist-test/include'

make[2]: Entering directory `/home/alex/uClinux-dist-test/lib'

Making symlinks in lib/

make[2]: Leaving directory `/home/alex/uClinux-dist-test/lib'

make[2]: Entering directory `/home/alex/uClinux-dist-test/include'

find . -depth -type l -a ! -name Makefile | xargs rm > /dev/null 2>&1 || exit 0

find . -depth -type d | xargs rmdir > /dev/null 2>&1 || exit 0

Making symlinks in include/

/bin/sh: nios2-linux-uclibc-gcc: command not found

Making include/c++ symlink to compiler c++ includes

make[2]: Leaving directory `/home/alex/uClinux-dist-test/include'

make[2]: Entering directory `/home/alex/uClinux-dist-test/lib'

Making symlinks in lib/

make[2]: Leaving directory `/home/alex/uClinux-dist-test/lib'

make[2]: Entering directory `/home/alex/uClinux-dist-test/lib'

Making symlinks in lib/

make[2]: Leaving directory `/home/alex/uClinux-dist-test/lib'

make[1]: Leaving directory `/home/alex/uClinux-dist-test/lib'

make[1]: Entering directory `/home/alex/uClinux-dist-test/include'

find . -depth -type l -a ! -name Makefile | xargs rm > /dev/null 2>&1 || exit 0

find . -depth -type d | xargs rmdir > /dev/null 2>&1 || exit 0

Making symlinks in include/

/bin/sh: nios2-linux-uclibc-gcc: command not found

Making include/c++ symlink to compiler c++ includes

make[1]: Leaving directory `/home/alex/uClinux-dist-test/include'

make[1]: Entering directory `/home/alex/uClinux-dist-test/user'

for i in boa dhcpd games net-snmp /home/alex/uClinux-dist-test/vendors/Altera/ni os2nommu/. /home/alex/uClinux-dist-test/prop; do

if [ -d $i ]; then

touch $i/.sgbuilt_user;

make -C $i || exit $? ;

fi;

done

make[2]: Entering directory `/home/alex/uClinux-dist-test/user/boa'

for i in src ; do make -C $i all || exit ; done

make[3]: Entering directory `/home/alex/uClinux-dist-test/user/boa/src'

nios2-linux-uclibc-gcc -Os -g -Dlinux -D__linux__ -Dunix -D__uClinux__ -DEMBED -I/home/alex/uClinux-dist-test -fno-builtin -c -o alias.o alias.c

make[3]: nios2-linux-uclibc-gcc：命令未找到

make[3]: *** [alias.o] 错误 127

make[3]: Leaving directory `/home/alex/uClinux-dist-test/user/boa/src'

make[2]: *** [all] 错误 2

make[2]: Leaving directory `/home/alex/uClinux-dist-test/user/boa'

make[1]: *** [all] 错误 2

make[1]: Leaving directory `/home/alex/uClinux-dist-test/user'

make: *** [subdirs] 错误 1

[alex@localhost uClinux-dist-test]$

Why do not find the command : nios2-linux-uclibc-gcc? Thank you.