support/dependencies/dependencies.sh

   1 #!/bin/sh
   2 # vi: set sw=4 ts=4:
   3
   4 export LC_ALL=C
   5
   6 # Verify that grep works
   7 echo "WORKS" | grep "WORKS" >/dev/null 2>&1
   8 if test $? != 0 ; then
   9         echo
  10         echo "grep doesn't work"
  11         exit 1
  12 fi
  13
  14 # sanity check for CWD in LD_LIBRARY_PATH
  15 # try not to rely on egrep..
  16 if test -n "$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
  24         if test $? = 0; then
  25                 echo
  26                 echo "You seem to have the current working directory in your"
  27                 echo "LD_LIBRARY_PATH environment variable. This doesn't work."
  28                 exit 1;
  29         fi
  30 fi;
  31
  32 # sanity check for CWD in PATH. Having the current working directory
  33 # in the PATH makes the toolchain build process break.
  34 # try not to rely on egrep..
  35 if test -n "$PATH" ; then
  36         echo TRiGGER_start"$PATH"TRiGGER_end | grep ':\.:' >/dev/null 2>&1 ||
  37         echo TRiGGER_start"$PATH"TRiGGER_end | grep 'TRiGGER_start\.:' >/dev/null 2>&1 ||
  38         echo TRiGGER_start"$PATH"TRiGGER_end | grep ':\.TRiGGER_end' >/dev/null 2>&1 ||
  39         echo TRiGGER_start"$PATH"TRiGGER_end | grep 'TRiGGER_start\.TRiGGER_end' >/dev/null 2>&1
  40         if test $? = 0; then
  41                 echo
  42                 echo "You seem to have the current working directory in your"
  43                 echo "PATH environment variable. This doesn't work."
  44                 exit 1;
  45         fi
  46 fi;
  47
  48 if test -n "$PERL_MM_OPT" ; then
  49         echo
  50         echo "You have PERL_MM_OPT defined because Perl local::lib"
  51         echo "is installed on your system. Please unset this variable"
  52         echo "before starting Buildroot, otherwise the compilation of"
  53         echo "Perl related packages will fail"
  54         exit 1
  55 fi
  56
  57 check_prog_host()
  58 {
  59         prog="$1"
  60         if ! which $prog > /dev/null ; then
  61                 echo >&2
  62                 echo "You must install '$prog' on your build machine" >&2
  63                 exit 1
  64         fi
  65 }
  66
  67 # Verify that which is installed
  68 check_prog_host "which"
  69 # Verify that sed is installed
  70 check_prog_host "sed"
  71
  72 # 'file' must be present and must be exactly /usr/bin/file,
  73 # otherwise libtool fails in incomprehensible ways.
  74 check_prog_host "/usr/bin/file"
  75
  76 # Check make
  77 MAKE=$(which make 2> /dev/null)
  78 if [ -z "$MAKE" ] ; then
  79         echo
  80         echo "You must install 'make' on your build machine";
  81         exit 1;
  82 fi;
  83 MAKE_VERSION=$($MAKE --version 2>&1 | sed -e 's/^.* \([0-9\.]\)/\1/g' -e 's/[-\ ].*//g' -e '1q')
  84 if [ -z "$MAKE_VERSION" ] ; then
  85         echo
  86         echo "You must install 'make' on your build machine";
  87         exit 1;
  88 fi;
  89 MAKE_MAJOR=$(echo $MAKE_VERSION | sed -e "s/\..*//g")
  90 MAKE_MINOR=$(echo $MAKE_VERSION | sed -e "s/^$MAKE_MAJOR\.//g" -e "s/\..*//g" -e "s/[a-zA-Z].*//g")
  91 if [ $MAKE_MAJOR -lt 3 ] || [ $MAKE_MAJOR -eq 3 -a $MAKE_MINOR -lt 81 ] ; then
  92         echo
  93         echo "You have make '$MAKE_VERSION' installed.  GNU make >=3.81 is required"
  94         exit 1;
  95 fi;
  96
  97 # Check host gcc
  98 COMPILER=$(which $HOSTCC_NOCCACHE 2> /dev/null)
  99 if [ -z "$COMPILER" ] ; then
 100         COMPILER=$(which cc 2> /dev/null)
 101 fi;
 102 if [ -z "$COMPILER" ] ; then
 103         echo
 104         echo "You must install 'gcc' on your build machine";
 105         exit 1;
 106 fi;
 107
 108 COMPILER_VERSION=$($COMPILER -v 2>&1 | sed -n '/^gcc version/p' |
 109         sed -e 's/^gcc version \([0-9\.]\)/\1/g' -e 's/[-\ ].*//g' -e '1q')
 110 if [ -z "$COMPILER_VERSION" ] ; then
 111         echo
 112         echo "You must install 'gcc' on your build machine";
 113         exit 1;
 114 fi;
 115 COMPILER_MAJOR=$(echo $COMPILER_VERSION | sed -e "s/\..*//g")
 116 COMPILER_MINOR=$(echo $COMPILER_VERSION | sed -e "s/^$COMPILER_MAJOR\.//g" -e "s/\..*//g")
 117 if [ $COMPILER_MAJOR -lt 3 -o $COMPILER_MAJOR -eq 2 -a $COMPILER_MINOR -lt 95 ] ; then
 118         echo
 119         echo "You have gcc '$COMPILER_VERSION' installed.  gcc >= 2.95 is required"
 120         exit 1;
 121 fi;
 122
 123 # check for host CXX
 124 CXXCOMPILER=$(which $HOSTCXX_NOCCACHE 2> /dev/null)
 125 if [ -z "$CXXCOMPILER" ] ; then
 126         CXXCOMPILER=$(which c++ 2> /dev/null)
 127 fi
 128
 129 if [ -z "$CXXCOMPILER" ] ; then
 130         echo
 131         echo "You may have to install 'g++' on your build machine"
 132 fi
 133 if [ ! -z "$CXXCOMPILER" ] ; then
 134         CXXCOMPILER_VERSION=$($CXXCOMPILER -v 2>&1 | sed -n '/^gcc version/p' |
 135                 sed -e 's/^gcc version \([0-9\.]\)/\1/g' -e 's/[-\ ].*//g' -e '1q')
 136         if [ -z "$CXXCOMPILER_VERSION" ] ; then
 137                 echo
 138                 echo "You may have to install 'g++' on your build machine"
 139         fi
 140 fi
 141
 142 if [ -n "$CXXCOMPILER_VERSION" ] ; then
 143         CXXCOMPILER_MAJOR=$(echo $CXXCOMPILER_VERSION | sed -e "s/\..*//g")
 144         CXXCOMPILER_MINOR=$(echo $CXXCOMPILER_VERSION | sed -e "s/^$CXXCOMPILER_MAJOR\.//g" -e "s/\..*//g")
 145         if [ $CXXCOMPILER_MAJOR -lt 3 -o $CXXCOMPILER_MAJOR -eq 2 -a $CXXCOMPILER_MINOR -lt 95 ] ; then
 146                 echo
 147                 echo "You have g++ '$CXXCOMPILER_VERSION' installed.  g++ >= 2.95 is required"
 148                 exit 1
 149         fi
 150 fi
 151
 152 # Check bash
 153 # We only check bash is available, setting SHELL appropriately is done
 154 # in the top-level Makefile, and we mimick the same sequence here
 155 if   [ -n "${BASH}" ]; then :
 156 elif [ -x /bin/bash ]; then :
 157 elif [ -z "$( sh -c 'echo $BASH' )" ]; then
 158         echo
 159         echo "You must install 'bash' on your build machine"
 160         exit 1
 161 fi
 162
 163 # Check that a few mandatory programs are installed
 164 missing_progs="no"
 165 for prog in patch perl tar wget cpio python unzip rsync bc ${DL_TOOLS} ; do
 166         if ! which $prog > /dev/null ; then
 167                 echo "You must install '$prog' on your build machine";
 168                 missing_progs="yes"
 169                 if test $prog = "svn" ; then
 170                         echo "  svn is usually part of the subversion package in your distribution"
 171                 elif test $prog = "hg" ; then
 172                         echo "  hg is usually part of the mercurial package in your distribution"
 173                 elif test $prog = "zcat" ; then
 174                         echo "  zcat is usually part of the gzip package in your distribution"
 175                 elif test $prog = "bzcat" ; then
 176                         echo "  bzcat is usually part of the bzip2 package in your distribution"
 177                 fi
 178         fi
 179 done
 180
 181 if test "${missing_progs}" = "yes" ; then
 182         exit 1
 183 fi
 184
 185 if grep ^BR2_NEEDS_HOST_UTF8_LOCALE=y $BR2_CONFIG > /dev/null; then
 186         if ! which locale > /dev/null ; then
 187                 echo
 188                 echo "You need locale support on your build machine to build a toolchain supporting locales"
 189                 exit 1 ;
 190         fi
 191         if ! locale -a | grep -q -i utf8$ ; then
 192                 echo
 193                 echo "You need at least one UTF8 locale to build a toolchain supporting locales"
 194                 exit 1 ;
 195         fi
 196 fi
 197
 198 if grep -q ^BR2_NEEDS_HOST_JAVA=y $BR2_CONFIG ; then
 199         check_prog_host "java"
 200         JAVA_GCJ=$(java -version 2>&1 | grep gcj)
 201         if [ ! -z "$JAVA_GCJ" ] ; then
 202                 echo
 203                 echo "$JAVA_GCJ is not sufficient to compile your package selection."
 204                 echo "Please install an OpenJDK/IcedTea/Oracle Java."
 205                 exit 1 ;
 206         fi
 207 fi
 208
 209 if grep -q ^BR2_NEEDS_HOST_JAVAC=y $BR2_CONFIG ; then
 210         check_prog_host "javac"
 211 fi
 212
 213 if grep -q ^BR2_NEEDS_HOST_JAR=y $BR2_CONFIG ; then
 214         check_prog_host "jar"
 215 fi
 216
 217 if grep -q ^BR2_HOSTARCH_NEEDS_IA32_LIBS=y $BR2_CONFIG ; then
 218         if test ! -f /lib/ld-linux.so.2 ; then
 219                 echo
 220                 echo "Your Buildroot configuration uses pre-built tools for the x86 architecture,"
 221                 echo "but your build machine uses the x86-64 architecture without the 32 bits compatibility"
 222                 echo "library."
 223                 echo "If you're running a Debian/Ubuntu distribution, install the libc6-i386,"
 224                 echo "lib32stdc++6, and lib32z1 packages (or alternatively libc6:i386,"
 225                 echo "libstdc++6:i386, and zlib1g:i386)."
 226                 echo "For other distributions, refer to the documentation on how to install the 32 bits"
 227                 echo "compatibility libraries."
 228                 exit 1
 229         fi
 230 fi
 231
 232 if grep -q ^BR2_HOSTARCH_NEEDS_IA32_COMPILER=y $BR2_CONFIG ; then
 233         if ! echo "int main(void) {}" | gcc -m32 -x c - -o /dev/null 2>/dev/null; then
 234                 echo
 235                 echo "Your Buildroot configuration needs a compiler capable of building 32 bits binaries."
 236                 echo "If you're running a Debian/Ubuntu distribution, install the gcc-multilib package."
 237                 echo "For other distributions, refer to their documentation."
 238                 exit 1
 239         fi
 240 fi
 241
 242 # Check that the Perl installation is complete enough for Buildroot.
 243 required_perl_modules="Data::Dumper" # Needed to build host-autoconf
 244 required_perl_modules="$required_perl_modules ExtUtils::MakeMaker" # Used by host-libxml-parser-perl
 245 required_perl_modules="$required_perl_modules Thread::Queue" # Used by host-automake
 246
 247 if grep -q ^BR2_PACKAGE_MPV=y $BR2_CONFIG ; then
 248     required_perl_modules="$required_perl_modules Math::BigInt"
 249     required_perl_modules="$required_perl_modules Math::BigRat"
 250 fi
 251
 252 # This variable will keep the modules that are missing in your system.
 253 missing_perl_modules=""
 254
 255 for pm in $required_perl_modules ; do
 256         if ! perl  -e "require $pm" > /dev/null 2>&1 ; then
 257                 missing_perl_modules="$missing_perl_modules $pm"
 258         fi
 259 done
 260
 261 if [ -n "$missing_perl_modules" ] ; then
 262         echo "Your Perl installation is not complete enough; at least the following"
 263         echo "modules are missing:"
 264         echo
 265         for pm in $missing_perl_modules ; do
 266                 printf "\t $pm\n"
 267         done
 268         echo
 269         exit 1
 270 fi