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annotate mini-native.sh @ 44:41e82517e123

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Helps to check in something that isn't _obviously_ broken. :)
author Rob Landley <rob@landley.net>
date Sun, 17 Dec 2006 14:55:24 -0500
parents 6d16887ec084
children eeddef87a747
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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43
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1 #!/bin/sh
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2
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3 # Get lots of predefined environment variables and shell functions.
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4
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5 source include.sh
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6 TOOLS="${NATIVE}/tools"
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7
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8 mkdir -p "${TOOLS}/bin" || dienow
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9
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10 # Build qemu
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11 setupfor qemu &&
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12 ./configure --disable-gcc-check --prefix="${NATIVE}" &&
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13 make &&
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14 make install &&
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15 cd .. &&
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16 $CLEANUP qemu-*
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17
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18 [ $? -ne 0 ] && dienow
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19
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20 setupfor linux
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21 # Install Linux kernel headers (for use by uClibc).
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22 make headers_install ARCH="${KARCH}" INSTALL_HDR_PATH="${TOOLS}" &&
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23 # build bootable kernel for target
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24 mv "${WORK}/config-linux" .config &&
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25 (yes "" | make ARCH="${KARCH}" oldconfig) &&
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26 make ARCH="${KARCH}" CROSS_COMPILE="${ARCH}-" &&
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27 cp "${KERNEL_PATH}" "${NATIVE}/zImage-${ARCH}" &&
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28 cd .. &&
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29 $CLEANUP linux-*
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30
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31 [ $? -ne 0 ] && dienow
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32
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33 # Build and install busybox
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34
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35 setupfor busybox
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36 make defconfig &&
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37 make CONFIG_STATIC=y CROSS_COMPILE="${ARCH}-" &&
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38 cp busybox "${TOOLS}/bin"
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39 [ $? -ne 0 ] && dienow
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40 for i in $(sed 's@.*/@@' busybox.links)
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41 do
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42 ln -s busybox "${TOOLS}/bin/$i" || dienow
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43 done
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44 cd .. &&
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45 $CLEANUP busybox
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46
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47 [ $? -ne 0 ] && dienow
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48
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49 # Build and install native binutils
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50
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51 setupfor binutils build-binutils
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52 CC="${ARCH}"-gcc AR="${ARCH}"-ar "${CURSRC}/configure" --prefix="${TOOLS}" \
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53 --build="${CROSS_HOST}" --host=${CROSS_TARGET} --target=${CROSS_TARGET} \
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54 --disable-nls --disable-shared --disable-multilib $BINUTILS_FLAGS &&
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55 make configure-host &&
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56 make &&
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57 make install &&
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58 cd .. &&
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59 mkdir -p "${TOOLS}/include" &&
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60 cp binutils-*/include/libiberty.h "${TOOLS}/include" &&
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61 $CLEANUP binutils-* build-binutils
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62
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63 [ $? -ne 0 ] && dienow
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64
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65 # Build and install native gcc, with c++ support this time.
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66
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67 setupfor gcc-core build-gcc gcc-
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68 echo -n "Adding c++" &&
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69 (tar xvjCf "${WORK}" "${LINKDIR}/gcc-g++.tar.bz2" || dienow ) | dotprogress &&
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70 CC="${ARCH}-gcc" AS="${ARCH-gcc}" LD="${ARCH}-ld" "${CURSRC}/configure" \
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71 --prefix="${TOOLS}" --disable-multilib \
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72 --build="${CROSS_HOST}" --host="${CROSS_TARGET}" --target="${CROSS_TARGET}" \
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73 --enable-long-long --enable-c99 --enable-shared --enable-threads=posix \
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74 --enable-__cxa_atexit --disable-nls --enable-languages=c,c++ \
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75 --disable-libstdcxx-pch &&
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76 cd "${WORK}"/build-gcc &&
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77
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78 make all-gcc && # CC_FOR_TARGET="${ARCH}-gcc" AS_FOR_TARGET="${ARCH}-as" \
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79 # LD_FOR_TARGET="${ARCH}-ld" all-gcc &&
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80 make install-gcc &&
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81 ln -s gcc "${TOOLS}/bin/cc" &&
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82 cd .. &&
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83 $CLEANUP gcc-* build-gcc
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84
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85 [ $? -ne 0 ] && dienow
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86
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87 # Move the gcc internal libraries and headers somewhere sane.
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88
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89 mkdir -p "${TOOLS}"/gcc &&
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90 mv "${TOOLS}"/lib/gcc/*/*/include "${TOOLS}"/gcc/include &&
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91 mv "${TOOLS}"/lib/gcc/*/* "${TOOLS}"/gcc/lib &&
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92 $CLEANUP "${TOOLS}"/{lib/gcc,gcc/lib/install-tools} &&
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93
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94 # Build and install gcc wrapper script.
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95
44
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96 mv "${TOOLS}/bin/${ARCH}-gcc" "${TOOLS}/bin/gcc-unwrapped" &&
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97 gcc "${TOP}"/sources/toys/gcc-uClibc.c -Os -s -o "${TOOLS}/bin/${ARCH}-gcc"
43
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98
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99 [ $? -ne 0 ] && dienow
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100
44
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101 exit 0
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102
43
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103 # Install the linux kernel, and kernel headers.
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104
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105 setupfor linux
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106 # Configure kernel
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107 ##mv "${WORK}"/config-linux .config &&
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108 ##(yes "" | make ARCH="${KARCH}" oldconfig) &&
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109 # Install Linux kernel headers (for use by uClibc).
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110 make headers_install ARCH="${KARCH}" INSTALL_HDR_PATH="${CROSS}" &&
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111 # Build bootable kernel for target.
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112 ##make ARCH="${KARCH}" CROSS_COMPILE="${CROSS_TARGET}"- &&
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113 ##cp "${KERNEL_PATH}" "${CROSS}"/zImage &&
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114 cd .. &&
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115 $CLEANUP linux-*
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116
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117 [ $? -ne 0 ] && dienow
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118
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119 # Build and install uClibc
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120
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121 setupfor uClibc
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122 cp "${WORK}"/config-uClibc .config &&
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123 (yes "" | make CROSS="${CROSS_TARGET}"- oldconfig) &&
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124 make CROSS="${CROSS_TARGET}"- KERNEL_SOURCE="${CROSS}" &&
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125 #make CROSS="${CROSS_TARGET}"- utils &&
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126 # The kernel headers are already installed, but uClibc's install will try to
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127 # be "helpful" and copy them over themselves, at which point hilarity ensues.
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128 # Make it not do that.
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129 rm include/{asm,asm-generic,linux} &&
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130 make CROSS="${CROSS_TARGET}"- KERNEL_SOURCE="${CROSS}"/ \
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131 RUNTIME_PREFIX="${CROSS}"/ DEVEL_PREFIX="${CROSS}"/ \
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132 install_runtime install_dev &&
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133 # The uClibc build uses ./include instead of ${CROSS}/include, so the symlinks
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134 # need to come back. (Yes, it links against the _headers_ from the source,
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135 # but against the _libraries_ from the destination. Hence needing to install
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136 # libc.so before building utils.)
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137 ln -s "${CROSS}"/include/linux include/linux &&
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138 ln -s "${CROSS}"/include/asm include/asm &&
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139 ln -s "${CROSS}"/include/asm-generic include/asm-generic &&
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140 make CROSS=${CROSS_TARGET}- RUNTIME_PREFIX="${CROSS}"/ install_utils &&
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141 cd .. &&
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142 $CLEANUP uClibc*
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143
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144 [ $? -ne 0 ] && dienow
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145
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146 # A quick hello world program to test the cross-compiler out.
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147
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148 cat > "$WORK"/hello.c << 'EOF' &&
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149 #include <stdio.h>
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150
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151 int main(int argc, char *argv[])
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152 {
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153 printf("Hello world!\n");
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154 return 0;
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155 }
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156 EOF
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157
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158 # Build hello.c dynamic, then static, to verify header/library paths.
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159
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160 "$GCCNAME" -Os "$WORK"/hello.c -o "$WORK"/hello &&
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161 "$GCCNAME" -Os -static "$WORK"/hello.c -o "$WORK"/hello &&
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162 [ x"$(qemu-"${KARCH}" "${WORK}"/hello)" == x"Hello world!" ] &&
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163 echo Cross-toolchain seems to work.
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164
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165 [ $? -ne 0 ] && dienow
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166
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167 # Change the FSF's crazy names to something reasonable.
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168
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169 cd "${CROSS}"/bin &&
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170 for i in "${ARCH}"-*
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171 do
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172 strip "$i"
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173 mv "$i" "${ARCH}"-"$(echo "$i" | sed 's/.*-//')"
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174 done
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175
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176 cat > "${CROSS}"/README << "EOF" &&
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177 Cross compiler for $ARCH
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178 From http://landley.net/code/firmware
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179
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180 To use: Add the \"bin\" directory to your \$PATH, and use \"$ARCH-gcc\" as
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181 your compiler.
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182
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183 The syntax used to build the Linux kernel is:
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184
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185 make ARCH="${KARCH}" CROSS_COMPILE="${ARCH}"-
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186
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187 EOF
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188
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189 # Tar up the cross compiler.
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190 cd "${TOP}"
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191 tar cjvCf build cross-compiler-"${ARCH}".tar.bz2 cross-compiler-"${ARCH}" &&
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192
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193 [ $? -ne 0 ] && dienow