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annotate build.sh @ 8:0068264ad65a

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Some work I did back in october but hadn't checked in yet: let setupfor() specify source directory to allow gcc to build out of tree. Add basic uClibc build.
author Rob Landley <rob@landley.net>
date Tue, 28 Nov 2006 16:15:07 -0500
parents 1b721a51e9c6
children 6cd344d090de
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1
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1 #!/bin/sh
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2
3
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3 # Memo: How should I pass this in?
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4
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5 ARCH=x86_64
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6
1
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7 function dienow()
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8 {
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9 echo "Exiting due to errors"
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10 exit 1
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11 }
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12
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13
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14 function dotprogress()
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15 {
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16 x=0
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17 while read i
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18 do
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19 x=$[$x + 1]
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20 if [[ "$x" -eq 25 ]]
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21 then
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22 x=0
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23 echo -n .
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24 fi
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25 done
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26 echo
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27 }
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28
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29 # Extract package $1, use work directory $2 (or $1 if no $2), use source
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30 # directory $3 (or $1 if no $3)
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31
1
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32 function setupfor()
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33 {
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34 echo "=== Building $1"
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35 echo -n "Extracting"
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36 cd "${WORK}" &&
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37 { tar xvjf "${SOURCES}/${STAGE}/$1".tar.bz2 || dienow
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38 } | dotprogress
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39 if [ -z "$2" ]
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40 then
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41 cd "$1"* || dienow
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42 else
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43 mkdir "$2"
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44 cd "$2" || dienow
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45 fi
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46 export CURSRC="$1"
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47 [ ! -z "$3" ] && CURSRC="$3"
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48 export CURSRC=`echo "${WORK}/${CURSRC}"*`
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49 [ ! -d "${CURSRC}" ] && dienow
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50 }
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51
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52 # Setup
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53
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54 umask 022
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55 unset CFLAGS CXXFLAGS
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56
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57 # Find/create directories
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58
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59 TOP=`pwd`
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60 export SOURCES="${TOP}/sources"
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61 export CROSS="${TOP}/build/cross-compiler/"
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62 export WORK="${TOP}/build/temp"
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63 mkdir -p "${CROSS}" "${WORK}"
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64
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65 [ $? -ne 0 ] && dienow
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66
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67 # For bash: check the $PATH for new executables added after startup.
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68 set +h
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69 # Put the cross compiler in the path
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70 export PATH=${CROSS}/bin:/bin:/usr/bin
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71
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72 # Which platform are we building for?
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73
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74 [ "$ARCH" == x86_64 ] && export BUILD64="-m64"
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75 export CROSS_HOST=i686-pc-linux-gnu
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76 export CROSS_TARGET=${ARCH}-unknown-linux-gnu
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78 export STAGE=build-cross
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79
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80 echo === Install linux-headers.
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81
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82 setupfor linux-headers
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83 #cd "${WORK}"
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84 #tar xvjf "${SOURCES}"/build-cross/linux-headers.tar.bz2 &&
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85 #cd linux-headers* &&
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86 mkdir "${CROSS}"/include &&
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87 mv include/asm-${ARCH} "${CROSS}"/include/asm &&
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88 mv include/asm-generic "${CROSS}"/include &&
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89 mv include/linux "${CROSS}"/include &&
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90 cd ..
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91 rm -rf linux-headers*
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92
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93 [ $? -ne 0 ] && dienow
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94
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95 setupfor binutils build-binutils
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96 "${CURSRC}/configure" --prefix="${CROSS}" --host=${CROSS_HOST} \
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97 --target=${CROSS_TARGET} --with-lib-path=lib --disable-nls \
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98 --disable-shared --enable-64-bit-bfd --disable-multilib &&
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99 make configure-host &&
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100 make &&
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101 make install &&
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102 cd .. &&
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103 cp binutils-*/include/libiberty.h "${CROSS}/include" &&
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104 rm -rf binutils-* build-binutils
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105
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106 [ $? -ne 0 ] && dienow
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107
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108 setupfor gcc-core build-gcc gcc-
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109 # Remove /usr/libexec/gcc and /usr/lib/gcc from gcc's search path. (Don't grab
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110 # random host libraries when cross-compiling, it's not polite.)
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111 sed -ie 's/standard_exec_prefix_//;T;N;d' "${CURSRC}/gcc/gcc.c" &&
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112 # Adjust StartFile Spec to point to cross libraries.
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113 echo -e "\n#undef STARTFILE_PREFIX_SPEC\n#define STARTFILE_PREFIX_SPEC \"${CROSS}/lib/\"" >> ../gcc-*/gcc/config/linux.h &&
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114 # Adjust preprocessor's default search path
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115 sed -ire "s@(^CROSS_SYSTEM_HEADER_DIR =).*@\1 ${CROSS}/include@g" ../gcc-*/gcc/Makefile.in &&
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116 "${CURSRC}/configure" --prefix="${CROSS}" --host=${CROSS_HOST} \
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117 --target=${CROSS_TARGET} --with-local-prefix="${CROSS}" \
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118 --disable-multilib --disable-nls --disable-shared --disable-threads \
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119 --enable-languages=c &&
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120 make all-gcc &&
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121 make install-gcc &&
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122 cd .. &&
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123 rm -rf "${CURSRC}" build-gcc
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124
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125 [ $? -ne 0 ] && dienow
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126
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127 setupfor uClibc
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128 make TARGET_ARCH=${ARCH} CROSS=${CROSS_TARGET}- defconfig &&
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129 make TARGET_ARCH=${ARCH} CROSS=${CROSS_TARGET}- KERNEL_SOURCE="${CROSS}" &&
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130 make TARGET_ARCH=${ARCH} CROSS=${CROSS_TARGET}- utils &&
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131 # The kernel headers are already installed, but uClibc's install will try to
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132 # be "helpful" and copy them over themselves, at which point hilarity ensues.
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133 # Make it not do that.
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134 rm include/{asm,asm-generic,linux} &&
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135 make RUNTIME_PREFIX="${CROSS}" DEVEL_PREFIX="${CROSS}" \
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136 install_runtime install_dev &&
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137 cd .. &&
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138 rm -rf uClibc
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139
1b721a51e9c6 Extract headers, build cross-binutils, build cross-gcc. Needs a C library.
landley@driftwood
parents: 1
diff changeset
140 [ $? -ne 0 ] && dienow