/usr/src/glibc/debian/sysdeps/ppc64.mk is in eglibc-source 2.19-0ubuntu6.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 | libc_rtlddir = /lib64
extra_config_options = --enable-multi-arch
extra_cflags = -O3 -fno-tree-vectorize
# build 32-bit (powerpc) alternative library
EGLIBC_PASSES += powerpc
DEB_ARCH_REGULAR_PACKAGES += libc6-powerpc libc6-dev-powerpc
libc6-powerpc_shlib_dep = libc6-powerpc (>= $(shlib_dep_ver))
powerpc_add-ons = nptl $(add-ons)
powerpc_configure_target = powerpc-linux-gnu
powerpc_CC = $(CC) -m32
powerpc_CXX = $(CXX) -m32
powerpc_extra_cflags = -O3 -fno-tree-vectorize
powerpc_extra_config_options := $(extra_config_options) --disable-profile
powerpc_slibdir = /lib32
powerpc_libdir = /usr/lib32
define libc6-dev-powerpc_extra_pkg_install
mkdir -p debian/libc6-dev-powerpc/usr/include
ln -s powerpc64-linux-gnu/bits debian/libc6-dev-powerpc/usr/include/
ln -s powerpc64-linux-gnu/gnu debian/libc6-dev-powerpc/usr/include/
ln -s powerpc64-linux-gnu/fpu_control.h debian/libc6-dev-powerpc/usr/include/
mkdir -p debian/libc6-dev-powerpc/usr/include/powerpc64-linux-gnu/gnu
cp -a debian/tmp-powerpc/usr/include/gnu/stubs-32.h \
debian/libc6-dev-powerpc/usr/include/powerpc64-linux-gnu/gnu
mkdir -p debian/libc6-dev-powerpc/usr/include/sys
for i in `ls debian/tmp-libc/usr/include/powerpc64-linux-gnu/sys` ; do \
ln -s ../powerpc64-linux-gnu/sys/$$i debian/libc6-dev-powerpc/usr/include/sys/$$i ; \
done
endef
# create a symlink for the 32 bit dynamic linker in /lib
define libc6-powerpc_extra_pkg_install
mkdir -p debian/$(curpass)/lib
ln -s /lib32/ld.so.1 debian/$(curpass)/lib
endef
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