Mercurial > hg > aboriginal
annotate cross-compiler.sh @ 36:2f1a6a4645ed
Why didn't "hg mv build.sh cross-compiler.sh" figure out what build.sh had
gone away? Also, update include.sh to dump all the version-independent
package symlinks in a single directory, and fix up fallout from that.
author | Rob Landley <rob@landley.net> |
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date | Mon, 11 Dec 2006 21:06:19 -0500 |
parents | ad1cfcb043c7 |
children | 297bb57cf74c |
rev | line source |
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1
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1 #!/bin/sh |
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2 |
34
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3 # Get lots of predefined environment variables and shell functions. |
3
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4 |
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5 source include.sh |
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6 |
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7 # Build and install binutils |
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8 |
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9 setupfor binutils build-binutils |
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10 "${CURSRC}/configure" --prefix="${CROSS}" --host=${CROSS_HOST} \ |
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11 --target=${CROSS_TARGET} --with-lib-path=lib --disable-nls \ |
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12 --disable-shared --disable-multilib $BINUTILS_FLAGS && |
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13 make configure-host && |
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14 make && |
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15 make install && |
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16 cd .. && |
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17 mkdir -p "${CROSS}/include" && |
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18 cp binutils-*/include/libiberty.h "${CROSS}/include" && |
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19 $CLEANUP binutils-* build-binutils |
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20 |
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21 [ $? -ne 0 ] && dienow |
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22 |
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23 # Build and install gcc |
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24 |
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25 setupfor gcc-core build-gcc gcc- |
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26 "${CURSRC}/configure" --prefix="${CROSS}" --host=${CROSS_HOST} \ |
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27 --target=${CROSS_TARGET} --disable-threads --enable-languages=c \ |
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28 --disable-multilib --disable-nls --disable-shared $GCC_FLAGS |
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29 #--with-local-prefix="${CROSS}" \ |
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30 # --enable-languages=c,c++ --enable-__cxa_atexit --enable-c99 \ |
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31 # --enable-long-long --enable-threads=posix && |
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32 make all-gcc && |
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33 make install-gcc && |
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34 cd .. && |
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35 |
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36 # Move the gcc internal libraries and headers somewhere sane. |
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37 |
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38 mkdir -p "${CROSS}"/gcc && |
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39 mv "${CROSS}"/lib/gcc/*/*/include "${CROSS}"/gcc/include && |
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40 mv "${CROSS}"/lib/gcc/*/* "${CROSS}"/gcc/lib && |
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41 $CLEANUP "${CURSRC}" build-gcc "${CROSS}"/{lib/gcc,gcc/lib/install-tools} && |
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42 |
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43 # Build and install gcc wrapper script. |
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44 |
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45 GCCNAME="$(echo "${CROSS}"/bin/*-gcc)" && |
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46 mv "$GCCNAME" "${CROSS}"/bin/gcc-unwrapped && |
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47 gcc "${TOP}"/sources/toys/gcc-uClibc.c -Os -s -o "$GCCNAME" |
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48 |
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49 [ $? -ne 0 ] && dienow |
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50 |
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51 # Install the linux kernel, and kernel headers. |
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52 |
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53 setupfor linux |
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54 # Configure kernel |
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55 ##mv "${WORK}"/config-linux .config && |
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56 ##(yes "" | make ARCH="${KARCH}" oldconfig) && |
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57 # Install Linux kernel headers (for use by uClibc). |
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58 make headers_install ARCH="${KARCH}" INSTALL_HDR_PATH="${CROSS}" && |
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59 # Build bootable kernel for target. |
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60 ##make ARCH="${KARCH}" CROSS_COMPILE="${CROSS_TARGET}"- && |
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61 ##cp "${KERNEL_PATH}" "${CROSS}"/zImage && |
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62 cd .. && |
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63 $CLEANUP linux-* |
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64 |
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65 [ $? -ne 0 ] && dienow |
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66 |
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67 # Build and install uClibc |
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68 |
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69 setupfor uClibc |
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70 cp "${WORK}"/config-uClibc .config && |
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71 (yes "" | make CROSS="${CROSS_TARGET}"- oldconfig) && |
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72 make CROSS="${CROSS_TARGET}"- KERNEL_SOURCE="${CROSS}" && |
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73 #make CROSS="${CROSS_TARGET}"- utils && |
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74 # The kernel headers are already installed, but uClibc's install will try to |
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75 # be "helpful" and copy them over themselves, at which point hilarity ensues. |
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76 # Make it not do that. |
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77 rm include/{asm,asm-generic,linux} && |
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78 make CROSS="${CROSS_TARGET}"- KERNEL_SOURCE="${CROSS}"/ \ |
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79 RUNTIME_PREFIX="${CROSS}"/ DEVEL_PREFIX="${CROSS}"/ \ |
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80 install_runtime install_dev && |
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81 # The uClibc build uses ./include instead of ${CROSS}/include, so the symlinks |
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82 # need to come back. (Yes, it links against the _headers_ from the source, |
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83 # but against the _libraries_ from the destination. Hence needing to install |
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84 # libc.so before building utils.) |
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85 ln -s "${CROSS}"/include/linux include/linux && |
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86 ln -s "${CROSS}"/include/asm include/asm && |
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87 ln -s "${CROSS}"/include/asm-generic include/asm-generic && |
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88 make CROSS=${CROSS_TARGET}- RUNTIME_PREFIX="${CROSS}"/ install_utils && |
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89 cd .. && |
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90 $CLEANUP uClibc* |
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91 |
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92 [ $? -ne 0 ] && dienow |
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93 |
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94 # A quick hello world program to test the cross-compiler out. |
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95 |
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96 cat > "$WORK"/hello.c << 'EOF' && |
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97 #include <stdio.h> |
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98 |
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99 int main(int argc, char *argv[]) |
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100 { |
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101 printf("Hello world!\n"); |
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102 return 0; |
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103 } |
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104 EOF |
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105 |
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106 # Build hello.c dynamic, then static, to verify header/library paths. |
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107 |
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108 "$GCCNAME" -Os "$WORK"/hello.c -o "$WORK"/hello && |
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109 "$GCCNAME" -Os -static "$WORK"/hello.c -o "$WORK"/hello && |
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110 [ x"$(qemu-"${KARCH}" "${WORK}"/hello)" == x"Hello world!" ] && |
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111 echo Cross-toolchain seems to work. |
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112 |
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113 [ $? -ne 0 ] && dienow |
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114 |
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115 # Change the FSF's crazy names to something reasonable. |
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116 |
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117 cd "${CROSS}"/bin && |
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118 for i in "${ARCH}"-* |
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119 do |
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120 strip "$i" |
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121 mv "$i" "${ARCH}"-"$(echo "$i" | sed 's/.*-//')" |
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122 done |
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123 |
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124 cat > "${CROSS}"/README << "EOF" && |
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125 Cross compiler for $ARCH |
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126 From http://landley.net/code/firmware |
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127 |
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128 To use: Add the \"bin\" directory to your \$PATH, and use \"$ARCH-gcc\" as |
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129 your compiler. |
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130 |
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131 The syntax used to build the Linux kernel is: |
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132 |
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133 make ARCH="${KARCH}" CROSS_COMPILE="${ARCH}"- |
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134 |
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135 EOF |
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136 |
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137 # Tar up the cross compiler. |
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138 cd "${TOP}" |
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139 tar cjvCf build cross-compiler-"${ARCH}".tar.bz2 cross-compiler-"${ARCH}" && |
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140 |
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141 [ $? -ne 0 ] && dienow |