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Comment: Use httpredir.debian.org in APT example
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Spelling fixes
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Multiarch-Cross-Toolchain, aka as known as Wookey's way, just lke cross-gcc does. | Multiarch-Cross-Toolchain, aka as known as Wookey's way, just like cross-gcc does. |
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It has pacakges like gcc-<VERSION>-<TRIPLET>, it dpends on | It has packages like gcc-<VERSION>-<TRIPLET>, it depends on |
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{{{ | |
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}}} | |
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cd gcc-5-*; patch -p1 < /tmp/0001-version.patch patch -p1 < /tmp/0002-control.patch patch -p1 < /tmp/0003-patch.patch patch -p1 < /usr/share/cross-gcc/patches/gcc-5/0001-gcc_cross_multiarch.patch patch -p1 < /usr/share/cross-gcc/patches/gcc-5/0002-allow-no-biarch.patch patch -p1 < /usr/share/cross-gcc/patches/gcc-5/0003-gxx-crossbase-substvar.patch patch -p1 < /usr/share/cross-gcc/patches/gcc-5/0004-reverted-removal-of-with_deps_on_target_arch_pkgs-in.patch patch -p1 < /usr/share/cross-gcc/patches/gcc-5/0005-Allow-target-selection-via-dpkg-buildpackage-target-.patch patch -p1 < /usr/share/cross-gcc/patches/gcc-5/0006-fix-with_deps_on_target_arch_pkgs-yes-DEB_STAGE-stag.patch patch -p1 < /usr/share/cross-gcc/patches/gcc-5/0007-Skip-libjit-when-we-re-cross-building.patch patch -p1 < /usr/share/cross-gcc/patches/gcc-5/0008-g-include-directories-functional-again.patch |
{{{ cd gcc-5-* patch -p1 < /tmp/0001-version.patch patch -p1 < /tmp/0002-control.patch patch -p1 < /tmp/0003-patch.patch patch -p1 < /usr/share/cross-gcc/patches/gcc-5/0001-gcc_cross_multiarch.patch patch -p1 < /usr/share/cross-gcc/patches/gcc-5/0002-allow-no-biarch.patch patch -p1 < /usr/share/cross-gcc/patches/gcc-5/0003-gxx-crossbase-substvar.patch patch -p1 < /usr/share/cross-gcc/patches/gcc-5/0004-reverted-removal-of-with_deps_on_target_arch_pkgs-in.patch patch -p1 < /usr/share/cross-gcc/patches/gcc-5/0005-Allow-target-selection-via-dpkg-buildpackage-target-.patch patch -p1 < /usr/share/cross-gcc/patches/gcc-5/0006-fix-with_deps_on_target_arch_pkgs-yes-DEB_STAGE-stag.patch patch -p1 < /usr/share/cross-gcc/patches/gcc-5/0007-Skip-libjit-when-we-re-cross-building.patch patch -p1 < /usr/share/cross-gcc/patches/gcc-5/0008-g-include-directories-functional-again.patch |
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due to libgnatprj depends on gmp.h, which can only be built when gcc is ready. |
}}} due to libgnatprj depends on gmp.h, which can only be built when gcc is ready. |
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with_deps_on_target_arch_pkgs=yes DH_VERBOSE=1 WITH_SYSROOT=/ BACKPORT=false PKG_IGNORE_CURRENTLY_BUILDING=1 DEB_BUILD_OPTIONS=nostrip DEB_STAGE=stage1 dpkg-buildpackage --target-arch=mips64el -b -uc -us -d |
{{{ with_deps_on_target_arch_pkgs=yes DH_VERBOSE=1 WITH_SYSROOT=/ BACKPORT=false PKG_IGNORE_CURRENTLY_BUILDING=1 DEB_BUILD_OPTIONS=nostrip DEB_STAGE=stage1 dpkg-buildpackage --target-arch=mips64el -b -uc -us -d }}} |
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dpkg --force-all -i ../*.deb | {{{ dpkg --force-all -i ../*.deb }}} |
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}}} | |
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}}} | |
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DEB_STAGE=stage1 DEB_GCC_VERSION=-5 dpkg-buildpackage -B -amips64el -d |
{{{ DEB_STAGE=stage1 DEB_GCC_VERSION=-5 dpkg-buildpackage -B -amips64el -d |
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}}} | |
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with_deps_on_target_arch_pkgs=yes DH_VERBOSE=1 WITH_SYSROOT=/ BACKPORT=false PKG_IGNORE_CURRENTLY_BUILDING=1 DEB_BUILD_OPTIONS=nostrip DEB_STAGE=stage2 dpkg-buildpackage --target-arch=mips64el -b -uc -us -d |
{{{ with_deps_on_target_arch_pkgs=yes DH_VERBOSE=1 WITH_SYSROOT=/ BACKPORT=false PKG_IGNORE_CURRENTLY_BUILDING=1 DEB_BUILD_OPTIONS=nostrip DEB_STAGE=stage2 dpkg-buildpackage --target-arch=mips64el -b -uc -us -d }}} |
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dpkg -i ../*.deb | {{{ dpkg -i ../*.deb }}} |
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{{{ | |
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}}} | |
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dpkg -i ../libc6_*_mips64el.deb ../libc6-dev_*_mips64el.deb ../libc6-dev-mips*.deb ../libc6-mips*.deb |
{{{ dpkg -i ../libc6_*_mips64el.deb ../libc6-dev_*_mips64el.deb ../libc6-dev-mips*.deb ../libc6-mips*.deb }}} |
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with_deps_on_target_arch_pkgs=yes DH_VERBOSE=1 WITH_SYSROOT=/ BACKPORT=false PKG_IGNORE_CURRENTLY_BUILDING=1 DEB_BUILD_OPTIONS=nostrip dpkg-buildpackage --target-arch=mips64el -b -uc -us -d |
{{{ with_deps_on_target_arch_pkgs=yes DH_VERBOSE=1 WITH_SYSROOT=/ BACKPORT=false PKG_IGNORE_CURRENTLY_BUILDING=1 DEB_BUILD_OPTIONS=nostrip dpkg-buildpackage --target-arch=mips64el -b -uc -us -d }}} |
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dpkg-buildpacakge -amips64el | {{{ dpkg-buildpackage -amips64el }}} |
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{{{ | |
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with_deps_on_target_arch_pkgs=yes DH_VERBOSE=1 WITH_SYSROOT=/ BACKPORT=false PKG_IGNORE_CURRENTLY_BUILDING=1 DEB_BUILD_OPTIONS=nostrip dpkg-buildpackage --target-arch=mips64el -b -uc -us -d |
with_deps_on_target_arch_pkgs=yes DH_VERBOSE=1 WITH_SYSROOT=/ BACKPORT=false PKG_IGNORE_CURRENTLY_BUILDING=1 DEB_BUILD_OPTIONS=nostrip dpkg-buildpackage --target-arch=mips64el -b -uc -us -d }}} |
This page shows how to bootstrap a multiarch cross toolchain.
Multiarch-Cross-Toolchain, aka as known as Wookey's way, just like cross-gcc does.
It has packages like gcc-<VERSION>-<TRIPLET>, it depends on
libc6-dev:<TARGET> libgcc-<VERSION>-dev:<TARGET>
- etc.
This also shows how to bootstrap for a new architecture.
STEP 0 preparation
sudo debootstrap sid sid-chroot sudo pbuilder login --no-targz --buildplace sid-chroot sed -i ’s/^deb http/deb [arch=amd64] http/‘ /etc/apt/sources.list echo “deb-src http://httpredir.debian.org/debian sid main” >> /etc/apt/sources.list dpkg --add-architecture mips64el apt-get update apt-get install binutils-mips64el-linux-gnuabi64 devscripts rdfind symlinks
STEP 1 build gcc stage1
apt-get build-dep gcc-5 apt-get purge libx32* libc6-i386 libc6-x32 # they conflicts with mips64el multilib packages apt-get source gcc-5 apt-get install cross-gcc-dev
- if you need gnat support, you'd wish add some other patches from:
BUG:#782257 #783372
cd gcc-5-* patch -p1 < /tmp/0001-version.patch patch -p1 < /tmp/0002-control.patch patch -p1 < /tmp/0003-patch.patch patch -p1 < /usr/share/cross-gcc/patches/gcc-5/0001-gcc_cross_multiarch.patch patch -p1 < /usr/share/cross-gcc/patches/gcc-5/0002-allow-no-biarch.patch patch -p1 < /usr/share/cross-gcc/patches/gcc-5/0003-gxx-crossbase-substvar.patch patch -p1 < /usr/share/cross-gcc/patches/gcc-5/0004-reverted-removal-of-with_deps_on_target_arch_pkgs-in.patch patch -p1 < /usr/share/cross-gcc/patches/gcc-5/0005-Allow-target-selection-via-dpkg-buildpackage-target-.patch patch -p1 < /usr/share/cross-gcc/patches/gcc-5/0006-fix-with_deps_on_target_arch_pkgs-yes-DEB_STAGE-stag.patch patch -p1 < /usr/share/cross-gcc/patches/gcc-5/0007-Skip-libjit-when-we-re-cross-building.patch patch -p1 < /usr/share/cross-gcc/patches/gcc-5/0008-g-include-directories-functional-again.patch sed -i '/^ada_no_cross/c ada_no_cross := yes' debian/rules.defs
- due to libgnatprj depends on gmp.h, which can only be built when gcc is ready.
Then run:
with_deps_on_target_arch_pkgs=yes DH_VERBOSE=1 WITH_SYSROOT=/ BACKPORT=false PKG_IGNORE_CURRENTLY_BUILDING=1 DEB_BUILD_OPTIONS=nostrip DEB_STAGE=stage1 dpkg-buildpackage --target-arch=mips64el -b -uc -us -d
We can get these deb files:
- cpp-5-mips64el-linux-gnuabi64 gcc-5-multilib-mips64el-linux-gnuabi64 libgcc-5-dev gcc-5-mips64el-linux-gnuabi64 lib32gcc-5-dev libn32gcc-5-dev
dpkg --force-all -i ../*.deb
- -force-all as we have not gcc-5-base:mips64el yet.
STEP 2 build linux-libc-dev
apt-get source linux; cd linux-* make -f debian/rules.gen binary-libc-dev_mips64el dpkg -i ../linux-libc-dev*.deb
STEP 3 glibc stage1
apt-get source glibc; cd glibc-*
patch the source with patch from BUG:#773300
Then run
DEB_STAGE=stage1 DEB_GCC_VERSION=-5 dpkg-buildpackage -B -amips64el -d dpkg --force-all -i ../libc6*.deb
- --force-all as we have not libgcc1:mips64el yet.
STEP 4 gcc stage2
on the same source with stage1 gcc.
with_deps_on_target_arch_pkgs=yes DH_VERBOSE=1 WITH_SYSROOT=/ BACKPORT=false PKG_IGNORE_CURRENTLY_BUILDING=1 DEB_BUILD_OPTIONS=nostrip DEB_STAGE=stage2 dpkg-buildpackage --target-arch=mips64el -b -uc -us -d
We can get these Debs
- cpp-5-mips64el-linux-gnuabi64 lib32gcc-4.9-dev libgcc1-dbg libn32gcc1 gcc-5-base lib32gcc1-dbg libgcc1 gcc-5-mips64el-linux-gnuabi64 lib32gcc1 libn32gcc-4.9-dev gcc-5-multilib-mips64el-linux-gnuabi64 libgcc-5-dev libn32gcc1-dbg
install them
dpkg -i ../*.deb
STEP 5 glibc stage2
DEB_STAGE=stage2 DEB_GCC_VERSION=-5 dpkg-buildpackage -B -amips64el -d
We can get Debs and install them
dpkg -i ../libc6_*_mips64el.deb ../libc6-dev_*_mips64el.deb ../libc6-dev-mips*.deb ../libc6-mips*.deb
STEP 6 gcc stage3
with_deps_on_target_arch_pkgs=yes DH_VERBOSE=1 WITH_SYSROOT=/ BACKPORT=false PKG_IGNORE_CURRENTLY_BUILDING=1 DEB_BUILD_OPTIONS=nostrip dpkg-buildpackage --target-arch=mips64el -b -uc -us -d
STEP 7 gmp/selinux
dpkg-buildpackage -amips64el
STEP 8 gcc with gnat support
sed -i '/^ada_no_cross/c ada_no_cross := no' debian/rules.defs with_deps_on_target_arch_pkgs=yes DH_VERBOSE=1 WITH_SYSROOT=/ BACKPORT=false PKG_IGNORE_CURRENTLY_BUILDING=1 DEB_BUILD_OPTIONS=nostrip dpkg-buildpackage --target-arch=mips64el -b -uc -us -d