6 # Verify that grep works
7 echo "WORKS" | grep "WORKS" >/dev/null 2>&1
10 echo "grep doesn't work"
14 # sanity check for CWD in LD_LIBRARY_PATH
15 # try not to rely on egrep..
16 if test -n "$LD_LIBRARY_PATH" ; then
17 echo TRiGGER_start"$LD_LIBRARY_PATH"TRiGGER_end | grep '::' >/dev/null 2>&1 ||
18 echo TRiGGER_start"$LD_LIBRARY_PATH"TRiGGER_end | grep ':\.:' >/dev/null 2>&1 ||
19 echo TRiGGER_start"$LD_LIBRARY_PATH"TRiGGER_end | grep 'TRiGGER_start:' >/dev/null 2>&1 ||
20 echo TRiGGER_start"$LD_LIBRARY_PATH"TRiGGER_end | grep 'TRiGGER_start\.:' >/dev/null 2>&1 ||
21 echo TRiGGER_start"$LD_LIBRARY_PATH"TRiGGER_end | grep ':TRiGGER_end' >/dev/null 2>&1 ||
22 echo TRiGGER_start"$LD_LIBRARY_PATH"TRiGGER_end | grep ':\.TRiGGER_end' >/dev/null 2>&1 ||
23 echo TRiGGER_start"$LD_LIBRARY_PATH"TRiGGER_end | grep 'TRiGGER_start\.TRiGGER_end' >/dev/null 2>&1
26 echo "You seem to have the current working directory in your"
27 echo "LD_LIBRARY_PATH environment variable. This doesn't work."
32 # PATH should not contain a newline, otherwise it fails in spectacular ways
33 # as soon as PATH is referenced in a package rule
37 # Break the '\n' sequence, or a \n is printed (which is not what we want).
38 printf "Your PATH contains a newline (%sn) character.\n" "\\"
39 printf "This doesn't work. Fix you PATH.\n"
44 # sanity check for CWD in PATH. Having the current working directory
45 # in the PATH makes the toolchain build process break.
46 # try not to rely on egrep..
47 if test -n "$PATH" ; then
48 echo TRiGGER_start"$PATH"TRiGGER_end | grep ':\.:' >/dev/null 2>&1 ||
49 echo TRiGGER_start"$PATH"TRiGGER_end | grep 'TRiGGER_start\.:' >/dev/null 2>&1 ||
50 echo TRiGGER_start"$PATH"TRiGGER_end | grep ':\.TRiGGER_end' >/dev/null 2>&1 ||
51 echo TRiGGER_start"$PATH"TRiGGER_end | grep 'TRiGGER_start\.TRiGGER_end' >/dev/null 2>&1
54 echo "You seem to have the current working directory in your"
55 echo "PATH environment variable. This doesn't work."
60 if test -n "$PERL_MM_OPT" ; then
62 echo "You have PERL_MM_OPT defined because Perl local::lib"
63 echo "is installed on your system. Please unset this variable"
64 echo "before starting Buildroot, otherwise the compilation of"
65 echo "Perl related packages will fail"
72 if ! which $prog > /dev/null ; then
74 echo "You must install '$prog' on your build machine" >&2
79 # Verify that which is installed
80 check_prog_host "which"
81 # Verify that sed is installed
84 # 'file' must be present and must be exactly /usr/bin/file,
85 # otherwise libtool fails in incomprehensible ways.
86 check_prog_host "/usr/bin/file"
89 MAKE=$(which make 2> /dev/null)
90 if [ -z "$MAKE" ] ; then
92 echo "You must install 'make' on your build machine";
95 MAKE_VERSION=$($MAKE --version 2>&1 | sed -e 's/^.* \([0-9\.]\)/\1/g' -e 's/[-\ ].*//g' -e '1q')
96 if [ -z "$MAKE_VERSION" ] ; then
98 echo "You must install 'make' on your build machine";
101 MAKE_MAJOR=$(echo $MAKE_VERSION | sed -e "s/\..*//g")
102 MAKE_MINOR=$(echo $MAKE_VERSION | sed -e "s/^$MAKE_MAJOR\.//g" -e "s/\..*//g" -e "s/[a-zA-Z].*//g")
103 if [ $MAKE_MAJOR -lt 3 ] || [ $MAKE_MAJOR -eq 3 -a $MAKE_MINOR -lt 81 ] ; then
105 echo "You have make '$MAKE_VERSION' installed. GNU make >=3.81 is required"
110 COMPILER=$(which $HOSTCC_NOCCACHE 2> /dev/null)
111 if [ -z "$COMPILER" ] ; then
112 COMPILER=$(which cc 2> /dev/null)
114 if [ -z "$COMPILER" ] ; then
116 echo "You must install 'gcc' on your build machine";
120 COMPILER_VERSION=$($COMPILER -v 2>&1 | sed -n '/^gcc version/p' |
121 sed -e 's/^gcc version \([0-9\.]\)/\1/g' -e 's/[-\ ].*//g' -e '1q')
122 if [ -z "$COMPILER_VERSION" ] ; then
124 echo "You must install 'gcc' on your build machine";
127 COMPILER_MAJOR=$(echo $COMPILER_VERSION | sed -e "s/\..*//g")
128 COMPILER_MINOR=$(echo $COMPILER_VERSION | sed -e "s/^$COMPILER_MAJOR\.//g" -e "s/\..*//g")
129 if [ $COMPILER_MAJOR -lt 3 -o $COMPILER_MAJOR -eq 2 -a $COMPILER_MINOR -lt 95 ] ; then
131 echo "You have gcc '$COMPILER_VERSION' installed. gcc >= 2.95 is required"
136 CXXCOMPILER=$(which $HOSTCXX_NOCCACHE 2> /dev/null)
137 if [ -z "$CXXCOMPILER" ] ; then
138 CXXCOMPILER=$(which c++ 2> /dev/null)
141 if [ -z "$CXXCOMPILER" ] ; then
143 echo "You may have to install 'g++' on your build machine"
145 if [ ! -z "$CXXCOMPILER" ] ; then
146 CXXCOMPILER_VERSION=$($CXXCOMPILER -v 2>&1 | sed -n '/^gcc version/p' |
147 sed -e 's/^gcc version \([0-9\.]\)/\1/g' -e 's/[-\ ].*//g' -e '1q')
148 if [ -z "$CXXCOMPILER_VERSION" ] ; then
150 echo "You may have to install 'g++' on your build machine"
154 if [ -n "$CXXCOMPILER_VERSION" ] ; then
155 CXXCOMPILER_MAJOR=$(echo $CXXCOMPILER_VERSION | sed -e "s/\..*//g")
156 CXXCOMPILER_MINOR=$(echo $CXXCOMPILER_VERSION | sed -e "s/^$CXXCOMPILER_MAJOR\.//g" -e "s/\..*//g")
157 if [ $CXXCOMPILER_MAJOR -lt 3 -o $CXXCOMPILER_MAJOR -eq 2 -a $CXXCOMPILER_MINOR -lt 95 ] ; then
159 echo "You have g++ '$CXXCOMPILER_VERSION' installed. g++ >= 2.95 is required"
165 # We only check bash is available, setting SHELL appropriately is done
166 # in the top-level Makefile, and we mimick the same sequence here
167 if [ -n "${BASH}" ]; then :
168 elif [ -x /bin/bash ]; then :
169 elif [ -z "$( sh -c 'echo $BASH' )" ]; then
171 echo "You must install 'bash' on your build machine"
175 # Check that a few mandatory programs are installed
177 for prog in patch perl tar wget cpio python unzip rsync bc ${DL_TOOLS} ; do
178 if ! which $prog > /dev/null ; then
179 echo "You must install '$prog' on your build machine";
181 if test $prog = "svn" ; then
182 echo " svn is usually part of the subversion package in your distribution"
183 elif test $prog = "hg" ; then
184 echo " hg is usually part of the mercurial package in your distribution"
185 elif test $prog = "zcat" ; then
186 echo " zcat is usually part of the gzip package in your distribution"
187 elif test $prog = "bzcat" ; then
188 echo " bzcat is usually part of the bzip2 package in your distribution"
193 if test "${missing_progs}" = "yes" ; then
197 if grep ^BR2_NEEDS_HOST_UTF8_LOCALE=y $BR2_CONFIG > /dev/null; then
198 if ! which locale > /dev/null ; then
200 echo "You need locale support on your build machine to build a toolchain supporting locales"
203 if ! locale -a | grep -q -i utf8$ ; then
205 echo "You need at least one UTF8 locale to build a toolchain supporting locales"
210 if grep -q ^BR2_NEEDS_HOST_C_UTF8_LOCALE=y $BR2_CONFIG; then
211 if ! which locale > /dev/null ; then
213 echo "You need locale support on your build machine"
216 if ! LC_ALL=C.UTF-8 locale -c charmap | grep -q '^UTF-8$'; then
218 echo "You need C.UTF-8 locale suppport on the host system"
223 if grep -q ^BR2_NEEDS_HOST_JAVA=y $BR2_CONFIG ; then
224 check_prog_host "java"
225 JAVA_GCJ=$(java -version 2>&1 | grep gcj)
226 if [ ! -z "$JAVA_GCJ" ] ; then
228 echo "$JAVA_GCJ is not sufficient to compile your package selection."
229 echo "Please install an OpenJDK/IcedTea/Oracle Java."
234 if grep -q ^BR2_NEEDS_HOST_JAVAC=y $BR2_CONFIG ; then
235 check_prog_host "javac"
238 if grep -q ^BR2_NEEDS_HOST_JAR=y $BR2_CONFIG ; then
239 check_prog_host "jar"
242 if grep -q ^BR2_HOSTARCH_NEEDS_IA32_LIBS=y $BR2_CONFIG ; then
243 if test ! -f /lib/ld-linux.so.2 ; then
245 echo "Your Buildroot configuration uses pre-built tools for the x86 architecture,"
246 echo "but your build machine uses the x86-64 architecture without the 32 bits compatibility"
248 echo "If you're running a Debian/Ubuntu distribution, install the libc6-i386,"
249 echo "lib32stdc++6, and lib32z1 packages (or alternatively libc6:i386,"
250 echo "libstdc++6:i386, and zlib1g:i386)."
251 echo "For other distributions, refer to the documentation on how to install the 32 bits"
252 echo "compatibility libraries."
257 if grep -q ^BR2_HOSTARCH_NEEDS_IA32_COMPILER=y $BR2_CONFIG ; then
258 if ! echo "int main(void) {}" | gcc -m32 -x c - -o /dev/null 2>/dev/null; then
260 echo "Your Buildroot configuration needs a compiler capable of building 32 bits binaries."
261 echo "If you're running a Debian/Ubuntu distribution, install the gcc-multilib package."
262 echo "For other distributions, refer to their documentation."
266 if ! echo "int main(void) {}" | g++ -m32 -x c++ - -o /dev/null 2>/dev/null; then
268 echo "Your Buildroot configuration needs a compiler capable of building 32 bits binaries."
269 echo "If you're running a Debian/Ubuntu distribution, install the g++-multilib package."
270 echo "For other distributions, refer to their documentation."
275 # Check that the Perl installation is complete enough for Buildroot.
276 required_perl_modules="Data::Dumper" # Needed to build host-autoconf
277 required_perl_modules="$required_perl_modules ExtUtils::MakeMaker" # Used by host-libxml-parser-perl
278 required_perl_modules="$required_perl_modules Thread::Queue" # Used by host-automake
280 if grep -q ^BR2_PACKAGE_MPV=y $BR2_CONFIG ; then
281 required_perl_modules="$required_perl_modules Math::BigInt"
282 required_perl_modules="$required_perl_modules Math::BigRat"
285 # This variable will keep the modules that are missing in your system.
286 missing_perl_modules=""
288 for pm in $required_perl_modules ; do
289 if ! perl -e "require $pm" > /dev/null 2>&1 ; then
290 missing_perl_modules="$missing_perl_modules $pm"
294 if [ -n "$missing_perl_modules" ] ; then
295 echo "Your Perl installation is not complete enough; at least the following"
296 echo "modules are missing:"
298 for pm in $missing_perl_modules ; do
305 if ! python -c "import argparse" > /dev/null 2>&1 ; then
306 echo "Your Python installation is not complete enough: argparse module is missing"