e09e1873a1
Recently, the autoconf macros for libtool started using '/usr/bin/file'
to determine the type of library that is generated by the toolchain.
Packages that use this recent version of the libtool autoconf macros
will fail in a rather dramatic way when /usr/bin/file is not present
on the host: the package will still build but no shared library is
generated, which in turn may cause build failures in other packages
that link with it.
For example, libpng's configure determines that it is not possible to
build a shared library on MIPS64 because the expected output from 'file'
is not present. Therefore, only a static libpng.a is built. Later,
bandwithd links with -lpng but it doesn't use the pkg-config's
Private-Libs (because it's not linking statically) and it doesn't have
access to the NEEDED reference from the shared library. Therefore, it
doesn't link with zlib and fails with
pngrutil.c:(.text+0x55c): undefined reference to `inflate'
We cant use host-file because it is itself an autotools package and is
itself using libtool, so this would be a chicken-n-egg problem. Besides,
the libtool script really wants to call /usr/bin/file, so it would not
even find our host-file anyway.
So, just require that '/usr/bin/file' is present on the host.
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Cc: Arnout Vandecappelle <arnout@mind.be>
Cc: Baruch Siach <baruch@tkos.co.il>
Reviewed-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
271 lines
8.7 KiB
Bash
Executable File
271 lines
8.7 KiB
Bash
Executable File
#!/bin/sh
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# vi: set sw=4 ts=4:
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export LC_ALL=C
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# Verify that grep works
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echo "WORKS" | grep "WORKS" >/dev/null 2>&1
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if test $? != 0 ; then
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echo
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echo "grep doesn't work"
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exit 1
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fi
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# sanity check for CWD in LD_LIBRARY_PATH
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# try not to rely on egrep..
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if test -n "$LD_LIBRARY_PATH" ; then
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echo TRiGGER_start"$LD_LIBRARY_PATH"TRiGGER_end | grep '::' >/dev/null 2>&1 ||
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echo TRiGGER_start"$LD_LIBRARY_PATH"TRiGGER_end | grep ':\.:' >/dev/null 2>&1 ||
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echo TRiGGER_start"$LD_LIBRARY_PATH"TRiGGER_end | grep 'TRiGGER_start:' >/dev/null 2>&1 ||
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echo TRiGGER_start"$LD_LIBRARY_PATH"TRiGGER_end | grep 'TRiGGER_start\.:' >/dev/null 2>&1 ||
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echo TRiGGER_start"$LD_LIBRARY_PATH"TRiGGER_end | grep ':TRiGGER_end' >/dev/null 2>&1 ||
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echo TRiGGER_start"$LD_LIBRARY_PATH"TRiGGER_end | grep ':\.TRiGGER_end' >/dev/null 2>&1 ||
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echo TRiGGER_start"$LD_LIBRARY_PATH"TRiGGER_end | grep 'TRiGGER_start\.TRiGGER_end' >/dev/null 2>&1
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if test $? = 0; then
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echo
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echo "You seem to have the current working directory in your"
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echo "LD_LIBRARY_PATH environment variable. This doesn't work."
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exit 1;
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fi
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fi;
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# sanity check for CWD in PATH. Having the current working directory
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# in the PATH makes the toolchain build process break.
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# try not to rely on egrep..
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if test -n "$PATH" ; then
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echo TRiGGER_start"$PATH"TRiGGER_end | grep ':\.:' >/dev/null 2>&1 ||
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echo TRiGGER_start"$PATH"TRiGGER_end | grep 'TRiGGER_start\.:' >/dev/null 2>&1 ||
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echo TRiGGER_start"$PATH"TRiGGER_end | grep ':\.TRiGGER_end' >/dev/null 2>&1 ||
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echo TRiGGER_start"$PATH"TRiGGER_end | grep 'TRiGGER_start\.TRiGGER_end' >/dev/null 2>&1
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if test $? = 0; then
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echo
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echo "You seem to have the current working directory in your"
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echo "PATH environment variable. This doesn't work."
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exit 1;
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fi
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fi;
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if test -n "$PERL_MM_OPT" ; then
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echo
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echo "You have PERL_MM_OPT defined because Perl local::lib"
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echo "is installed on your system. Please unset this variable"
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echo "before starting Buildroot, otherwise the compilation of"
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echo "Perl related packages will fail"
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exit 1
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fi
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check_prog_host()
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{
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prog="$1"
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if ! which $prog > /dev/null ; then
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echo >&2
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echo "You must install '$prog' on your build machine" >&2
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exit 1
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fi
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}
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# Verify that which is installed
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check_prog_host "which"
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# Verify that sed is installed
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check_prog_host "sed"
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# 'file' must be present and must be exactly /usr/bin/file,
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# otherwise libtool fails in incomprehensible ways.
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check_prog_host "/usr/bin/file"
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# Check make
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MAKE=$(which make 2> /dev/null)
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if [ -z "$MAKE" ] ; then
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echo
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echo "You must install 'make' on your build machine";
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exit 1;
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fi;
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MAKE_VERSION=$($MAKE --version 2>&1 | sed -e 's/^.* \([0-9\.]\)/\1/g' -e 's/[-\ ].*//g' -e '1q')
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if [ -z "$MAKE_VERSION" ] ; then
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echo
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echo "You must install 'make' on your build machine";
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exit 1;
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fi;
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MAKE_MAJOR=$(echo $MAKE_VERSION | sed -e "s/\..*//g")
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MAKE_MINOR=$(echo $MAKE_VERSION | sed -e "s/^$MAKE_MAJOR\.//g" -e "s/\..*//g" -e "s/[a-zA-Z].*//g")
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if [ $MAKE_MAJOR -lt 3 ] || [ $MAKE_MAJOR -eq 3 -a $MAKE_MINOR -lt 81 ] ; then
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echo
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echo "You have make '$MAKE_VERSION' installed. GNU make >=3.81 is required"
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exit 1;
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fi;
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# Check host gcc
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COMPILER=$(which $HOSTCC_NOCCACHE 2> /dev/null)
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if [ -z "$COMPILER" ] ; then
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COMPILER=$(which cc 2> /dev/null)
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fi;
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if [ -z "$COMPILER" ] ; then
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echo
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echo "You must install 'gcc' on your build machine";
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exit 1;
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fi;
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COMPILER_VERSION=$($COMPILER -v 2>&1 | sed -n '/^gcc version/p' |
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sed -e 's/^gcc version \([0-9\.]\)/\1/g' -e 's/[-\ ].*//g' -e '1q')
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if [ -z "$COMPILER_VERSION" ] ; then
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echo
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echo "You must install 'gcc' on your build machine";
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exit 1;
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fi;
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COMPILER_MAJOR=$(echo $COMPILER_VERSION | sed -e "s/\..*//g")
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COMPILER_MINOR=$(echo $COMPILER_VERSION | sed -e "s/^$COMPILER_MAJOR\.//g" -e "s/\..*//g")
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if [ $COMPILER_MAJOR -lt 3 -o $COMPILER_MAJOR -eq 2 -a $COMPILER_MINOR -lt 95 ] ; then
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echo
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echo "You have gcc '$COMPILER_VERSION' installed. gcc >= 2.95 is required"
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exit 1;
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fi;
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# check for host CXX
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CXXCOMPILER=$(which $HOSTCXX_NOCCACHE 2> /dev/null)
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if [ -z "$CXXCOMPILER" ] ; then
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CXXCOMPILER=$(which c++ 2> /dev/null)
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fi
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if [ -z "$CXXCOMPILER" ] ; then
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echo
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echo "You may have to install 'g++' on your build machine"
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fi
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if [ ! -z "$CXXCOMPILER" ] ; then
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CXXCOMPILER_VERSION=$($CXXCOMPILER -v 2>&1 | sed -n '/^gcc version/p' |
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sed -e 's/^gcc version \([0-9\.]\)/\1/g' -e 's/[-\ ].*//g' -e '1q')
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if [ -z "$CXXCOMPILER_VERSION" ] ; then
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echo
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echo "You may have to install 'g++' on your build machine"
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fi
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fi
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if [ -n "$CXXCOMPILER_VERSION" ] ; then
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CXXCOMPILER_MAJOR=$(echo $CXXCOMPILER_VERSION | sed -e "s/\..*//g")
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CXXCOMPILER_MINOR=$(echo $CXXCOMPILER_VERSION | sed -e "s/^$CXXCOMPILER_MAJOR\.//g" -e "s/\..*//g")
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if [ $CXXCOMPILER_MAJOR -lt 3 -o $CXXCOMPILER_MAJOR -eq 2 -a $CXXCOMPILER_MINOR -lt 95 ] ; then
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echo
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echo "You have g++ '$CXXCOMPILER_VERSION' installed. g++ >= 2.95 is required"
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exit 1
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fi
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fi
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# Check bash
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# We only check bash is available, setting SHELL appropriately is done
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# in the top-level Makefile, and we mimick the same sequence here
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if [ -n "${BASH}" ]; then :
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elif [ -x /bin/bash ]; then :
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elif [ -z "$( sh -c 'echo $BASH' )" ]; then
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echo
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echo "You must install 'bash' on your build machine"
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exit 1
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fi
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# Check that a few mandatory programs are installed
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missing_progs="no"
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for prog in patch perl tar wget cpio python unzip rsync bc ${DL_TOOLS} ; do
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if ! which $prog > /dev/null ; then
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echo "You must install '$prog' on your build machine";
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missing_progs="yes"
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if test $prog = "svn" ; then
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echo " svn is usually part of the subversion package in your distribution"
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elif test $prog = "hg" ; then
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echo " hg is usually part of the mercurial package in your distribution"
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elif test $prog = "zcat" ; then
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echo " zcat is usually part of the gzip package in your distribution"
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elif test $prog = "bzcat" ; then
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echo " bzcat is usually part of the bzip2 package in your distribution"
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fi
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fi
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done
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if test "${missing_progs}" = "yes" ; then
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exit 1
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fi
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if grep ^BR2_NEEDS_HOST_UTF8_LOCALE=y $BR2_CONFIG > /dev/null; then
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if ! which locale > /dev/null ; then
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echo
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echo "You need locale support on your build machine to build a toolchain supporting locales"
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exit 1 ;
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fi
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if ! locale -a | grep -q -i utf8$ ; then
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echo
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echo "You need at least one UTF8 locale to build a toolchain supporting locales"
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exit 1 ;
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fi
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fi
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if grep -q ^BR2_NEEDS_HOST_JAVA=y $BR2_CONFIG ; then
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check_prog_host "java"
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JAVA_GCJ=$(java -version 2>&1 | grep gcj)
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if [ ! -z "$JAVA_GCJ" ] ; then
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echo
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echo "$JAVA_GCJ is not sufficient to compile your package selection."
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echo "Please install an OpenJDK/IcedTea/Oracle Java."
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exit 1 ;
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fi
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fi
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if grep -q ^BR2_NEEDS_HOST_JAVAC=y $BR2_CONFIG ; then
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check_prog_host "javac"
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fi
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if grep -q ^BR2_NEEDS_HOST_JAR=y $BR2_CONFIG ; then
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check_prog_host "jar"
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fi
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if grep -q ^BR2_HOSTARCH_NEEDS_IA32_LIBS=y $BR2_CONFIG ; then
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if test ! -f /lib/ld-linux.so.2 ; then
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echo
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echo "Your Buildroot configuration uses pre-built tools for the x86 architecture,"
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echo "but your build machine uses the x86-64 architecture without the 32 bits compatibility"
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echo "library."
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echo "If you're running a Debian/Ubuntu distribution, install the libc6-i386,"
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echo "lib32stdc++6, and lib32z1 packages (or alternatively libc6:i386,"
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echo "libstdc++6:i386, and zlib1g:i386)."
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echo "For other distributions, refer to the documentation on how to install the 32 bits"
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echo "compatibility libraries."
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exit 1
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fi
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fi
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if grep -q ^BR2_HOSTARCH_NEEDS_IA32_COMPILER=y $BR2_CONFIG ; then
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if ! echo "int main(void) {}" | gcc -m32 -x c - -o /dev/null 2>/dev/null; then
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echo
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echo "Your Buildroot configuration needs a compiler capable of building 32 bits binaries."
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echo "If you're running a Debian/Ubuntu distribution, install the gcc-multilib package."
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echo "For other distributions, refer to their documentation."
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exit 1
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fi
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fi
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# Check that the Perl installation is complete enough for Buildroot.
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required_perl_modules="Data::Dumper" # Needed to build host-autoconf
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required_perl_modules="$required_perl_modules ExtUtils::MakeMaker" # Used by host-libxml-parser-perl
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required_perl_modules="$required_perl_modules Thread::Queue" # Used by host-automake
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if grep -q ^BR2_PACKAGE_MPV=y $BR2_CONFIG ; then
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required_perl_modules="$required_perl_modules Math::BigInt"
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required_perl_modules="$required_perl_modules Math::BigRat"
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fi
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# This variable will keep the modules that are missing in your system.
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missing_perl_modules=""
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for pm in $required_perl_modules ; do
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if ! perl -e "require $pm" > /dev/null 2>&1 ; then
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missing_perl_modules="$missing_perl_modules $pm"
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fi
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done
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if [ -n "$missing_perl_modules" ] ; then
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echo "Your Perl installation is not complete enough; at least the following"
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echo "modules are missing:"
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echo
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for pm in $missing_perl_modules ; do
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printf "\t $pm\n"
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done
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echo
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exit 1
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fi
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