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 # Check make
  73 MAKE=$(which make 2> /dev/null)
  74 if [ -z "$MAKE" ] ; then
  75         echo
  76         echo "You must install 'make' on your build machine";
  77         exit 1;
  78 fi;
  79 MAKE_VERSION=$($MAKE --version 2>&1 | sed -e 's/^.* \([0-9\.]\)/\1/g' -e 's/[-\ ].*//g' -e '1q')
  80 if [ -z "$MAKE_VERSION" ] ; then
  81         echo
  82         echo "You must install 'make' on your build machine";
  83         exit 1;
  84 fi;
  85 MAKE_MAJOR=$(echo $MAKE_VERSION | sed -e "s/\..*//g")
  86 MAKE_MINOR=$(echo $MAKE_VERSION | sed -e "s/^$MAKE_MAJOR\.//g" -e "s/\..*//g" -e "s/[a-zA-Z].*//g")
  87 if [ $MAKE_MAJOR -lt 3 ] || [ $MAKE_MAJOR -eq 3 -a $MAKE_MINOR -lt 81 ] ; then
  88         echo
  89         echo "You have make '$MAKE_VERSION' installed.  GNU make >=3.81 is required"
  90         exit 1;
  91 fi;
  92
  93 # Check host gcc
  94 COMPILER=$(which $HOSTCC_NOCCACHE 2> /dev/null)
  95 if [ -z "$COMPILER" ] ; then
  96         COMPILER=$(which cc 2> /dev/null)
  97 fi;
  98 if [ -z "$COMPILER" ] ; then
  99         echo
 100         echo "You must install 'gcc' on your build machine";
 101         exit 1;
 102 fi;
 103
 104 COMPILER_VERSION=$($COMPILER -v 2>&1 | sed -n '/^gcc version/p' |
 105         sed -e 's/^gcc version \([0-9\.]\)/\1/g' -e 's/[-\ ].*//g' -e '1q')
 106 if [ -z "$COMPILER_VERSION" ] ; then
 107         echo
 108         echo "You must install 'gcc' on your build machine";
 109         exit 1;
 110 fi;
 111 COMPILER_MAJOR=$(echo $COMPILER_VERSION | sed -e "s/\..*//g")
 112 COMPILER_MINOR=$(echo $COMPILER_VERSION | sed -e "s/^$COMPILER_MAJOR\.//g" -e "s/\..*//g")
 113 if [ $COMPILER_MAJOR -lt 3 -o $COMPILER_MAJOR -eq 2 -a $COMPILER_MINOR -lt 95 ] ; then
 114         echo
 115         echo "You have gcc '$COMPILER_VERSION' installed.  gcc >= 2.95 is required"
 116         exit 1;
 117 fi;
 118
 119 # check for host CXX
 120 CXXCOMPILER=$(which $HOSTCXX_NOCCACHE 2> /dev/null)
 121 if [ -z "$CXXCOMPILER" ] ; then
 122         CXXCOMPILER=$(which c++ 2> /dev/null)
 123 fi
 124
 125 if [ -z "$CXXCOMPILER" ] ; then
 126         echo
 127         echo "You may have to install 'g++' on your build machine"
 128 fi
 129 if [ ! -z "$CXXCOMPILER" ] ; then
 130         CXXCOMPILER_VERSION=$($CXXCOMPILER -v 2>&1 | sed -n '/^gcc version/p' |
 131                 sed -e 's/^gcc version \([0-9\.]\)/\1/g' -e 's/[-\ ].*//g' -e '1q')
 132         if [ -z "$CXXCOMPILER_VERSION" ] ; then
 133                 echo
 134                 echo "You may have to install 'g++' on your build machine"
 135         fi
 136 fi
 137
 138 if [ -n "$CXXCOMPILER_VERSION" ] ; then
 139         CXXCOMPILER_MAJOR=$(echo $CXXCOMPILER_VERSION | sed -e "s/\..*//g")
 140         CXXCOMPILER_MINOR=$(echo $CXXCOMPILER_VERSION | sed -e "s/^$CXXCOMPILER_MAJOR\.//g" -e "s/\..*//g")
 141         if [ $CXXCOMPILER_MAJOR -lt 3 -o $CXXCOMPILER_MAJOR -eq 2 -a $CXXCOMPILER_MINOR -lt 95 ] ; then
 142                 echo
 143                 echo "You have g++ '$CXXCOMPILER_VERSION' installed.  g++ >= 2.95 is required"
 144                 exit 1
 145         fi
 146 fi
 147
 148 # Check bash
 149 # We only check bash is available, setting SHELL appropriately is done
 150 # in the top-level Makefile, and we mimick the same sequence here
 151 if   [ -n "${BASH}" ]; then :
 152 elif [ -x /bin/bash ]; then :
 153 elif [ -z "$( sh -c 'echo $BASH' )" ]; then
 154         echo
 155         echo "You must install 'bash' on your build machine"
 156         exit 1
 157 fi
 158
 159 # Check that a few mandatory programs are installed
 160 missing_progs="no"
 161 for prog in patch perl tar wget cpio python unzip rsync bc ${DL_TOOLS} ; do
 162         if ! which $prog > /dev/null ; then
 163                 echo "You must install '$prog' on your build machine";
 164                 missing_progs="yes"
 165                 if test $prog = "svn" ; then
 166                         echo "  svn is usually part of the subversion package in your distribution"
 167                 elif test $prog = "hg" ; then
 168                         echo "  hg is usually part of the mercurial package in your distribution"
 169                 elif test $prog = "zcat" ; then
 170                         echo "  zcat is usually part of the gzip package in your distribution"
 171                 elif test $prog = "bzcat" ; then
 172                         echo "  bzcat is usually part of the bzip2 package in your distribution"
 173                 fi
 174         fi
 175 done
 176
 177 if test "${missing_progs}" = "yes" ; then
 178         exit 1
 179 fi
 180
 181 if grep ^BR2_TOOLCHAIN_BUILDROOT=y $BR2_CONFIG > /dev/null && \
 182         grep ^BR2_ENABLE_LOCALE=y       $BR2_CONFIG > /dev/null ; then
 183         if ! which locale > /dev/null ; then
 184                 echo
 185                 echo "You need locale support on your build machine to build a toolchain supporting locales"
 186                 exit 1 ;
 187         fi
 188         if ! locale -a | grep -q -i utf8$ ; then
 189                 echo
 190                 echo "You need at least one UTF8 locale to build a toolchain supporting locales"
 191                 exit 1 ;
 192         fi
 193 fi
 194
 195 if grep -q ^BR2_NEEDS_HOST_JAVA=y $BR2_CONFIG ; then
 196         check_prog_host "java"
 197         JAVA_GCJ=$(java -version 2>&1 | grep gcj)
 198         if [ ! -z "$JAVA_GCJ" ] ; then
 199                 echo
 200                 echo "$JAVA_GCJ is not sufficient to compile your package selection."
 201                 echo "Please install an OpenJDK/IcedTea/Oracle Java."
 202                 exit 1 ;
 203         fi
 204 fi
 205
 206 if grep -q ^BR2_NEEDS_HOST_JAVAC=y $BR2_CONFIG ; then
 207         check_prog_host "javac"
 208 fi
 209
 210 if grep -q ^BR2_NEEDS_HOST_JAR=y $BR2_CONFIG ; then
 211         check_prog_host "jar"
 212 fi
 213
 214 if grep -q ^BR2_HOSTARCH_NEEDS_IA32_LIBS=y $BR2_CONFIG ; then
 215         if test ! -f /lib/ld-linux.so.2 ; then
 216                 echo
 217                 echo "Your Buildroot configuration uses pre-built tools for the x86 architecture,"
 218                 echo "but your build machine uses the x86-64 architecture without the 32 bits compatibility"
 219                 echo "library."
 220                 echo "If you're running a Debian/Ubuntu distribution, install the libc6-i386,"
 221                 echo "lib32stdc++6, and lib32z1 packages (or alternatively libc6:i386,"
 222                 echo "libstdc++6:i386, and zlib1g:i386)."
 223                 echo "For other distributions, refer to the documentation on how to install the 32 bits"
 224                 echo "compatibility libraries."
 225                 exit 1
 226         fi
 227 fi
 228
 229 if grep -q ^BR2_HOSTARCH_NEEDS_IA32_COMPILER=y $BR2_CONFIG ; then
 230         if ! echo "int main(void) {}" | gcc -m32 -x c - -o /dev/null 2>/dev/null; then
 231                 echo
 232                 echo "Your Buildroot configuration needs a compiler capable of building 32 bits binaries."
 233                 echo "If you're running a Debian/Ubuntu distribution, install the gcc-multilib package."
 234                 echo "For other distributions, refer to their documentation."
 235                 exit 1
 236         fi
 237 fi
 238
 239 # Check that the Perl installation is complete enough to build
 240 # host-autoconf.
 241 if ! perl  -e "require Data::Dumper" > /dev/null 2>&1 ; then
 242         echo "Your Perl installation is not complete enough, at least Data::Dumper is missing."
 243         echo "On Debian/Ubuntu distributions, install the 'perl' package."
 244         exit 1
 245 fi