4328e5fe2f
Instead of never overwriting compiler-gcc.h if it exists, overwrite it by default except if OVERWRITE_GCCH=0 is set in the environment. Most kernels *do* need this file replaced and won't build without this patch.
53 lines
1.6 KiB
Bash
53 lines
1.6 KiB
Bash
#!/bin/sh
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# Replace compiler-gcc.h with one that works with newer GCC versions.
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# Set REPLACE_GCCH=0 to avoid replacing an existing compiler-gcc.h file.
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install_gcc_h() {
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_gcch="$builddir/include/linux/compiler-gcc.h"
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if [ -f "$_gcch" ]; then
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if [ "$REPLACE_GCCH" = "0" ]; then
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echo "NOTE: *not* replacing $_gcch, because of REPLACE_GCCH=0"
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return
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else
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echo "NOTE: replacing $_gcch! If your build breaks with 'Please"
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echo "don't include <linux/compiler-gcc.h> directly' or a similar"
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echo "compiler-gcc.h related error, then set"
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echo " REPLACE_GCCH=0"
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echo "in your kernel APKBUILD at the start of the"
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echo "downstreamkernel_prepare.sh line."
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fi
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fi
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cp -v "/usr/share/devicepkg-dev/compiler-gcc.h" "$_gcch"
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}
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# Parse arguments
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srcdir=$1
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builddir=$2
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_config=$3
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_carch=$4
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HOSTCC=$5
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if [ -z "$srcdir" ] || [ -z "$builddir" ] || [ -z "$_config" ] ||
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[ -z "$_carch" ] || [ -z "$HOSTCC" ]; then
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echo "ERROR: missing argument!"
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echo "Please call downstreamkernel_prepare() with \$srcdir, \$builddir,"
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echo "\$_config, \$_carch and \$HOSTCC as arguments."
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exit 1
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fi
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# Support newer GCC versions
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install_gcc_h
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# Remove -Werror from all makefiles
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makefiles="$(find "$builddir" -type f -name Makefile)
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$(find "$builddir" -type f -name Kbuild)"
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for i in $makefiles; do
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sed -i 's/-Werror-/-W/g' "$i"
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sed -i 's/-Werror=/-W/g' "$i"
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sed -i 's/-Werror//g' "$i"
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done
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# Prepare kernel config ('yes ""' for kernels lacking olddefconfig)
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cp "$srcdir/$_config" "$builddir"/.config
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yes "" | make -C "$builddir" ARCH="$_carch" HOSTCC="$HOSTCC" oldconfig
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