Hi Aurelien,

On Sun, May 03, 2020 at 11:32:41PM +0200, Aurelien Jarno wrote:
> On the principle I am fine with it, it's a nice cleanup. Now I still
> have one comment about it, see below.

Thank you for taking the time to review the patch.

> > --- glibc-2.30/debian/rules.d/build.mk      2020-03-25 13:36:06.000000000 
> > +0100
> > +++ glibc-2.30/debian/rules.d/build.mk      2020-04-24 08:02:08.000000000 
> > +0200
> > @@ -2,6 +2,16 @@
> >  # PASS_VAR, we need to call all variables as $(call xx,VAR)
> >  # This little bit of magic makes it possible:
> >  xx=$(if $($(curpass)_$(1)),$($(curpass)_$(1)),$($(1)))
> > +define generic_multilib_extra_pkg_install
> > +set -e; \
> > +mkdir -p debian/$(1)/usr/include/sys; \
> > +ln -sf $(DEB_HOST_GNU_TYPE)/bits debian/$(1)/usr/include/; \
> > +ln -sf $(DEB_HOST_GNU_TYPE)/gnu debian/$(1)/usr/include/; \
> > +ln -sf $(DEB_HOST_GNU_TYPE)/fpu_control.h debian/$(1)/usr/include/; \
> > +for i in `ls debian/tmp-libc/usr/include/$(DEB_HOST_GNU_TYPE)/sys`; do \
> > +   ln -sf ../$(DEB_HOST_GNU_TYPE)/sys/$$i debian/$(1)/usr/include/sys/$$i; 
> > \
> 
> DEB_HOST_GNU_TYPE doesn't look correct here. What we want here is the
> multiarch path, not the gnu triplet. They are similar on most
> architectures, but differ at least on i386.

You're right. This should be DEB_HOST_MULTIARCH of course. It's a little
embarrassing as I should know better. I've attached a revised version.

Is there anything else you object to?

Helmut
diff --minimal -Nru glibc-2.30/debian/changelog glibc-2.30/debian/changelog
--- glibc-2.30/debian/changelog 2020-03-25 13:56:56.000000000 +0100
+++ glibc-2.30/debian/changelog 2020-04-24 08:02:13.000000000 +0200
@@ -1,3 +1,10 @@
+glibc (2.30-4.1) UNRELEASED; urgency=medium
+
+  * Non-maintainer upload.
+  * Refactor generation of multilib include symlinks. (Closes: #-1)
+
+ -- Helmut Grohne <hel...@subdivi.de>  Fri, 24 Apr 2020 08:02:13 +0200
+
 glibc (2.30-4) unstable; urgency=medium
 
   [ Aurelien Jarno ]
diff --minimal -Nru glibc-2.30/debian/rules.d/build.mk 
glibc-2.30/debian/rules.d/build.mk
--- glibc-2.30/debian/rules.d/build.mk  2020-03-25 13:36:06.000000000 +0100
+++ glibc-2.30/debian/rules.d/build.mk  2020-04-24 08:02:08.000000000 +0200
@@ -2,6 +2,16 @@
 # PASS_VAR, we need to call all variables as $(call xx,VAR)
 # This little bit of magic makes it possible:
 xx=$(if $($(curpass)_$(1)),$($(curpass)_$(1)),$($(1)))
+define generic_multilib_extra_pkg_install
+set -e; \
+mkdir -p debian/$(1)/usr/include/sys; \
+ln -sf $(DEB_HOST_MULTIARCH)/bits debian/$(1)/usr/include/; \
+ln -sf $(DEB_HOST_MULTIARCH)/gnu debian/$(1)/usr/include/; \
+ln -sf $(DEB_HOST_MULTIARCH)/fpu_control.h debian/$(1)/usr/include/; \
+for i in `ls debian/tmp-libc/usr/include/$(DEB_HOST_MULTIARCH)/sys`; do \
+       ln -sf ../$(DEB_HOST_MULTIARCH)/sys/$$i 
debian/$(1)/usr/include/sys/$$i; \
+done
+endef
 
 ifneq ($(filter stage1,$(DEB_BUILD_PROFILES)),)
     libc_extra_config_options = $(extra_config_options) 
--disable-sanity-checks \
diff --minimal -Nru glibc-2.30/debian/sysdeps/amd64.mk 
glibc-2.30/debian/sysdeps/amd64.mk
--- glibc-2.30/debian/sysdeps/amd64.mk  2020-03-25 13:36:06.000000000 +0100
+++ glibc-2.30/debian/sysdeps/amd64.mk  2020-04-24 08:02:08.000000000 +0200
@@ -20,21 +20,13 @@
 
 define libc6-dev-i386_extra_pkg_install
 
-mkdir -p debian/libc6-dev-i386/usr/include
-ln -sf x86_64-linux-gnu/bits debian/libc6-dev-i386/usr/include/
-ln -sf x86_64-linux-gnu/gnu debian/libc6-dev-i386/usr/include/
-ln -sf x86_64-linux-gnu/fpu_control.h debian/libc6-dev-i386/usr/include/
+$(call generic_multilib_extra_pkg_install,libc6-dev-i386)
 
 mkdir -p debian/libc6-dev-i386/usr/include/x86_64-linux-gnu/gnu
 cp -a debian/tmp-i386/usr/include/gnu/lib-names-32.h \
        debian/tmp-i386/usr/include/gnu/stubs-32.h \
        debian/libc6-dev-i386/usr/include/x86_64-linux-gnu/gnu
 
-mkdir -p debian/libc6-dev-i386/usr/include/sys
-for i in `ls debian/tmp-libc/usr/include/x86_64-linux-gnu/sys` ; do \
-        ln -sf ../x86_64-linux-gnu/sys/$$i 
debian/libc6-dev-i386/usr/include/sys/$$i ; \
-done
-
 endef
 
 define libc6-i386_extra_pkg_install
diff --minimal -Nru glibc-2.30/debian/sysdeps/armel.mk 
glibc-2.30/debian/sysdeps/armel.mk
--- glibc-2.30/debian/sysdeps/armel.mk  2020-03-11 22:13:40.000000000 +0100
+++ glibc-2.30/debian/sysdeps/armel.mk  2020-04-24 08:02:08.000000000 +0200
@@ -15,21 +15,13 @@
 #
 #define libc6-dev-armhf_extra_pkg_install
 #
-#mkdir -p debian/libc6-dev-armhf/usr/include
-#ln -sf arm-linux-gnueabi/bits debian/libc6-dev-armhf/usr/include/
-#ln -sf arm-linux-gnueabi/gnu debian/libc6-dev-armhf/usr/include/
-#ln -sf arm-linux-gnueabi/fpu_control.h debian/libc6-dev-armhf/usr/include/
+#$(call generic_multilib_extra_pkg_install,libc6-dev-armhf)
 #
 #mkdir -p debian/libc6-dev-armhf/usr/include/arm-linux-gnueabi/gnu
 #cp -a debian/tmp-armhf/usr/include/gnu/lib-names-hard.h \
 #      debian/tmp-armhf/usr/include/gnu/stubs-hard.h \
 #      debian/libc6-dev-armhf/usr/include/arm-linux-gnueabi/gnu
 #
-#mkdir -p debian/libc6-dev-armhf/usr/include/sys
-#for i in `ls debian/tmp-libc/usr/include/arm-linux-gnueabi/sys` ; do \
-#      ln -sf ../arm-linux-gnueabi/sys/$$i 
debian/libc6-dev-armhf/usr/include/sys/$$i ; \
-#done
-#
 #endef
 #
 #define libc6-armhf_extra_pkg_install
diff --minimal -Nru glibc-2.30/debian/sysdeps/armhf.mk 
glibc-2.30/debian/sysdeps/armhf.mk
--- glibc-2.30/debian/sysdeps/armhf.mk  2020-03-11 22:13:40.000000000 +0100
+++ glibc-2.30/debian/sysdeps/armhf.mk  2020-04-24 08:02:08.000000000 +0200
@@ -26,21 +26,13 @@
 #
 #define libc6-dev-armel_extra_pkg_install
 #
-#mkdir -p debian/libc6-dev-armel/usr/include
-#ln -sf arm-linux-gnueabihf/bits debian/libc6-dev-armel/usr/include/
-#ln -sf arm-linux-gnueabihf/gnu debian/libc6-dev-armel/usr/include/
-#ln -sf arm-linux-gnueabihf/fpu_control.h debian/libc6-dev-armel/usr/include/
+#$(call generic_multilib_extra_pkg_install,libc6-dev-armel)
 #
 #mkdir -p debian/libc6-dev-armel/usr/include/arm-linux-gnueabihf/gnu
 #cp -a debian/tmp-armel/usr/include/gnu/lib-names-soft.h \
 #      debian/tmp-armel/usr/include/gnu/stubs-soft.h \
 #      debian/libc6-dev-armel/usr/include/arm-linux-gnueabihf/gnu
 #
-#mkdir -p debian/libc6-dev-armel/usr/include/sys
-#for i in `ls debian/tmp-libc/usr/include/arm-linux-gnueabihf/sys` ; do \
-#      ln -sf ../arm-linux-gnueabihf/sys/$$i 
debian/libc6-dev-armel/usr/include/sys/$$i ; \
-#done
-#
 #endef
 #
 #define libc6-armel_extra_pkg_install
diff --minimal -Nru glibc-2.30/debian/sysdeps/i386.mk 
glibc-2.30/debian/sysdeps/i386.mk
--- glibc-2.30/debian/sysdeps/i386.mk   2020-03-11 22:13:40.000000000 +0100
+++ glibc-2.30/debian/sysdeps/i386.mk   2020-04-24 08:02:08.000000000 +0200
@@ -50,21 +50,13 @@
 
 define libc6-dev-amd64_extra_pkg_install
 
-mkdir -p debian/libc6-dev-amd64/usr/include
-ln -sf i386-linux-gnu/bits debian/libc6-dev-amd64/usr/include/
-ln -sf i386-linux-gnu/gnu debian/libc6-dev-amd64/usr/include/
-ln -sf i386-linux-gnu/fpu_control.h debian/libc6-dev-amd64/usr/include/
+$(call generic_multilib_extra_pkg_install,libc6-dev-amd64)
 
 mkdir -p debian/libc6-dev-amd64/usr/include/i386-linux-gnu/gnu
 cp -a debian/tmp-amd64/usr/include/gnu/lib-names-64.h \
        debian/tmp-amd64/usr/include/gnu/stubs-64.h \
        debian/libc6-dev-amd64/usr/include/i386-linux-gnu/gnu
 
-mkdir -p debian/libc6-dev-amd64/usr/include/sys
-for i in `ls debian/tmp-libc/usr/include/i386-linux-gnu/sys` ; do \
-       ln -sf ../i386-linux-gnu/sys/$$i 
debian/libc6-dev-amd64/usr/include/sys/$$i ; \
-done
-
 endef
 
 # build x32 ABI alternative library
diff --minimal -Nru glibc-2.30/debian/sysdeps/kfreebsd-amd64.mk 
glibc-2.30/debian/sysdeps/kfreebsd-amd64.mk
--- glibc-2.30/debian/sysdeps/kfreebsd-amd64.mk 2020-03-11 22:13:40.000000000 
+0100
+++ glibc-2.30/debian/sysdeps/kfreebsd-amd64.mk 2020-04-24 08:02:08.000000000 
+0200
@@ -16,21 +16,13 @@
 
 define libc0.1-dev-i386_extra_pkg_install
 
-mkdir -p debian/libc0.1-dev-i386/usr/include
-ln -s x86_64-kfreebsd-gnu/bits debian/libc0.1-dev-i386/usr/include/
-ln -s x86_64-kfreebsd-gnu/gnu debian/libc0.1-dev-i386/usr/include/
-ln -s x86_64-kfreebsd-gnu/fpu_control.h debian/libc0.1-dev-i386/usr/include/
+$(call generic_multilib_extra_pkg_install,libc0.1-dev-i386)
 
 mkdir -p debian/libc0.1-dev-i386/usr/include/x86_64-kfreebsd-gnu/gnu
 cp -a debian/tmp-i386/usr/include/gnu/lib-names-32.h \
        debian/tmp-i386/usr/include/gnu/stubs-32.h \
        debian/libc0.1-dev-i386/usr/include/x86_64-kfreebsd-gnu/gnu
 
-mkdir -p debian/libc0.1-dev-i386/usr/include/sys
-for i in `ls debian/tmp-libc/usr/include/x86_64-kfreebsd-gnu/sys` ; do \
-       ln -s ../x86_64-kfreebsd-gnu/sys/$$i 
debian/libc0.1-dev-i386/usr/include/sys/$$i ; \
-done
-
 cp -a debian/tmp-i386/usr/include/sys/vm86.h \
         debian/libc0.1-dev-i386/usr/include/sys
 
diff --minimal -Nru glibc-2.30/debian/sysdeps/mips.mk 
glibc-2.30/debian/sysdeps/mips.mk
--- glibc-2.30/debian/sysdeps/mips.mk   2020-03-25 13:36:06.000000000 +0100
+++ glibc-2.30/debian/sysdeps/mips.mk   2020-04-24 08:02:08.000000000 +0200
@@ -25,21 +25,13 @@
 
 define libc6-dev-mips64_extra_pkg_install
 
-mkdir -p debian/libc6-dev-mips64/usr/include
-ln -sf mips-linux-gnu/bits debian/libc6-dev-mips64/usr/include/
-ln -sf mips-linux-gnu/gnu debian/libc6-dev-mips64/usr/include/
-ln -sf mips-linux-gnu/fpu_control.h debian/libc6-dev-mips64/usr/include/
+$(call generic_multilib_extra_pkg_install,libc6-dev-mips64)
 
 mkdir -p debian/libc6-dev-mips64/usr/include/mips-linux-gnu/gnu
 cp -a debian/tmp-mips64/usr/include/gnu/lib-names-n64_hard.h \
        debian/tmp-mips64/usr/include/gnu/stubs-n64_hard.h \
        debian/libc6-dev-mips64/usr/include/mips-linux-gnu/gnu
 
-mkdir -p debian/libc6-dev-mips64/usr/include/sys
-for i in `ls debian/tmp-libc/usr/include/mips-linux-gnu/sys` ; do \
-       ln -sf ../mips-linux-gnu/sys/$$i 
debian/libc6-dev-mips64/usr/include/sys/$$i ; \
-done
-
 endef
 
 define libc6-dev-mipsn32_extra_pkg_install
diff --minimal -Nru glibc-2.30/debian/sysdeps/mips64.mk 
glibc-2.30/debian/sysdeps/mips64.mk
--- glibc-2.30/debian/sysdeps/mips64.mk 2020-03-25 13:36:06.000000000 +0100
+++ glibc-2.30/debian/sysdeps/mips64.mk 2020-04-24 08:02:08.000000000 +0200
@@ -28,21 +28,13 @@
 
 define libc6-dev-mipsn32_extra_pkg_install
 
-mkdir -p debian/libc6-dev-mipsn32/usr/include
-ln -sf mips64-linux-gnuabi64/bits debian/libc6-dev-mipsn32/usr/include/
-ln -sf mips64-linux-gnuabi64/gnu debian/libc6-dev-mipsn32/usr/include/
-ln -sf mips64-linux-gnuabi64/fpu_control.h 
debian/libc6-dev-mipsn32/usr/include/
+$(call generic_multilib_extra_pkg_install,libc6-dev-mipsn32)
 
 mkdir -p debian/libc6-dev-mipsn32/usr/include/mips64-linux-gnuabi64/gnu
 cp -a debian/tmp-mipsn32/usr/include/gnu/lib-names-n32_hard.h \
        debian/tmp-mipsn32/usr/include/gnu/stubs-n32_hard.h \
        debian/libc6-dev-mipsn32/usr/include/mips64-linux-gnuabi64/gnu
 
-mkdir -p debian/libc6-dev-mipsn32/usr/include/sys
-for i in `ls debian/tmp-libc/usr/include/mips64-linux-gnuabi64/sys` ; do \
-        ln -sf ../mips64-linux-gnuabi64/sys/$$i 
debian/libc6-dev-mipsn32/usr/include/sys/$$i ; \
-done
-
 endef
 
 define libc6-dev-mips32_extra_pkg_install
diff --minimal -Nru glibc-2.30/debian/sysdeps/mips64el.mk 
glibc-2.30/debian/sysdeps/mips64el.mk
--- glibc-2.30/debian/sysdeps/mips64el.mk       2020-03-25 13:36:06.000000000 
+0100
+++ glibc-2.30/debian/sysdeps/mips64el.mk       2020-04-24 08:02:08.000000000 
+0200
@@ -28,21 +28,13 @@
 
 define libc6-dev-mipsn32_extra_pkg_install
 
-mkdir -p debian/libc6-dev-mipsn32/usr/include
-ln -sf mips64el-linux-gnuabi64/bits debian/libc6-dev-mipsn32/usr/include/
-ln -sf mips64el-linux-gnuabi64/gnu debian/libc6-dev-mipsn32/usr/include/
-ln -sf mips64el-linux-gnuabi64/fpu_control.h 
debian/libc6-dev-mipsn32/usr/include/
+$(call generic_multilib_extra_pkg_install,libc6-dev-mipsn32)
 
 mkdir -p debian/libc6-dev-mipsn32/usr/include/mips64el-linux-gnuabi64/gnu
 cp -a debian/tmp-mipsn32/usr/include/gnu/lib-names-n32_hard.h \
        debian/tmp-mipsn32/usr/include/gnu/stubs-n32_hard.h \
        debian/libc6-dev-mipsn32/usr/include/mips64el-linux-gnuabi64/gnu
 
-mkdir -p debian/libc6-dev-mipsn32/usr/include/sys
-for i in `ls debian/tmp-libc/usr/include/mips64el-linux-gnuabi64/sys` ; do \
-        ln -sf ../mips64el-linux-gnuabi64/sys/$$i 
debian/libc6-dev-mipsn32/usr/include/sys/$$i ; \
-done
-
 endef
 
 define libc6-dev-mips32_extra_pkg_install
diff --minimal -Nru glibc-2.30/debian/sysdeps/mips64r6.mk 
glibc-2.30/debian/sysdeps/mips64r6.mk
--- glibc-2.30/debian/sysdeps/mips64r6.mk       2020-03-25 13:36:06.000000000 
+0100
+++ glibc-2.30/debian/sysdeps/mips64r6.mk       2020-04-24 08:02:08.000000000 
+0200
@@ -28,21 +28,13 @@
 
 define libc6-dev-mipsn32_extra_pkg_install
 
-mkdir -p debian/libc6-dev-mipsn32/usr/include
-ln -sf mipsisa64r6-linux-gnuabi64/bits debian/libc6-dev-mipsn32/usr/include/
-ln -sf mipsisa64r6-linux-gnuabi64/gnu debian/libc6-dev-mipsn32/usr/include/
-ln -sf mipsisa64r6-linux-gnuabi64/fpu_control.h 
debian/libc6-dev-mipsn32/usr/include/
+$(call generic_multilib_extra_pkg_install,libc6-dev-mipsn32)
 
 mkdir -p debian/libc6-dev-mipsn32/usr/include/mipsisa64r6-linux-gnuabi64/gnu
 cp -a debian/tmp-mipsn32/usr/include/gnu/lib-names-n32_hard_2008.h \
        debian/tmp-mipsn32/usr/include/gnu/stubs-n32_hard_2008.h \
        debian/libc6-dev-mipsn32/usr/include/mipsisa64r6-linux-gnuabi64/gnu
 
-mkdir -p debian/libc6-dev-mipsn32/usr/include/sys
-for i in `ls debian/tmp-libc/usr/include/mipsisa64r6-linux-gnuabi64/sys` ; do \
-       ln -sf ../mipsisa64r6-linux-gnuabi64/sys/$$i 
debian/libc6-dev-mipsn32/usr/include/sys/$$i ; \
-done
-
 endef
 
 define libc6-dev-mips32_extra_pkg_install
diff --minimal -Nru glibc-2.30/debian/sysdeps/mips64r6el.mk 
glibc-2.30/debian/sysdeps/mips64r6el.mk
--- glibc-2.30/debian/sysdeps/mips64r6el.mk     2020-03-25 13:36:06.000000000 
+0100
+++ glibc-2.30/debian/sysdeps/mips64r6el.mk     2020-04-24 08:02:08.000000000 
+0200
@@ -28,21 +28,13 @@
 
 define libc6-dev-mipsn32_extra_pkg_install
 
-mkdir -p debian/libc6-dev-mipsn32/usr/include
-ln -sf mipsisa64r6el-linux-gnuabi64/bits debian/libc6-dev-mipsn32/usr/include/
-ln -sf mipsisa64r6el-linux-gnuabi64/gnu debian/libc6-dev-mipsn32/usr/include/
-ln -sf mipsisa64r6el-linux-gnuabi64/fpu_control.h 
debian/libc6-dev-mipsn32/usr/include/
+$(call generic_multilib_extra_pkg_install,libc6-dev-mipsn32)
 
 mkdir -p debian/libc6-dev-mipsn32/usr/include/mipsisa64r6el-linux-gnuabi64/gnu
 cp -a debian/tmp-mipsn32/usr/include/gnu/lib-names-n32_hard_2008.h \
        debian/tmp-mipsn32/usr/include/gnu/stubs-n32_hard_2008.h \
        debian/libc6-dev-mipsn32/usr/include/mipsisa64r6el-linux-gnuabi64/gnu
 
-mkdir -p debian/libc6-dev-mipsn32/usr/include/sys
-for i in `ls debian/tmp-libc/usr/include/mipsisa64r6el-linux-gnuabi64/sys` ; 
do \
-       ln -sf ../mipsisa64r6el-linux-gnuabi64/sys/$$i 
debian/libc6-dev-mipsn32/usr/include/sys/$$i ; \
-done
-
 endef
 
 define libc6-dev-mips32_extra_pkg_install
diff --minimal -Nru glibc-2.30/debian/sysdeps/mipsel.mk 
glibc-2.30/debian/sysdeps/mipsel.mk
--- glibc-2.30/debian/sysdeps/mipsel.mk 2020-03-25 13:36:06.000000000 +0100
+++ glibc-2.30/debian/sysdeps/mipsel.mk 2020-04-24 08:02:08.000000000 +0200
@@ -25,21 +25,13 @@
 
 define libc6-dev-mips64_extra_pkg_install
 
-mkdir -p debian/libc6-dev-mips64/usr/include
-ln -sf mipsel-linux-gnu/bits debian/libc6-dev-mips64/usr/include/
-ln -sf mipsel-linux-gnu/gnu debian/libc6-dev-mips64/usr/include/
-ln -sf mipsel-linux-gnu/fpu_control.h debian/libc6-dev-mips64/usr/include/
+$(call generic_multilib_extra_pkg_install,libc6-dev-mips64)
 
 mkdir -p debian/libc6-dev-mips64/usr/include/mipsel-linux-gnu/gnu
 cp -a debian/tmp-mips64/usr/include/gnu/lib-names-n64_hard.h \
        debian/tmp-mips64/usr/include/gnu/stubs-n64_hard.h \
        debian/libc6-dev-mips64/usr/include/mipsel-linux-gnu/gnu
 
-mkdir -p debian/libc6-dev-mips64/usr/include/sys
-for i in `ls debian/tmp-libc/usr/include/mipsel-linux-gnu/sys` ; do \
-       ln -sf ../mipsel-linux-gnu/sys/$$i 
debian/libc6-dev-mips64/usr/include/sys/$$i ; \
-done
-
 endef
 
 define libc6-dev-mipsn32_extra_pkg_install
diff --minimal -Nru glibc-2.30/debian/sysdeps/mipsn32.mk 
glibc-2.30/debian/sysdeps/mipsn32.mk
--- glibc-2.30/debian/sysdeps/mipsn32.mk        2020-03-25 13:36:06.000000000 
+0100
+++ glibc-2.30/debian/sysdeps/mipsn32.mk        2020-04-24 08:02:08.000000000 
+0200
@@ -28,21 +28,13 @@
 
 define libc6-dev-mips64_extra_pkg_install
 
-mkdir -p debian/libc6-dev-mips64/usr/include
-ln -sf mips64-linux-gnuabin32/bits debian/libc6-dev-mips64/usr/include/
-ln -sf mips64-linux-gnuabin32/gnu debian/libc6-dev-mips64/usr/include/
-ln -sf mips64-linux-gnuabin32/fpu_control.h 
debian/libc6-dev-mips64/usr/include/
+$(call generic_multilib_extra_pkg_install,libc6-dev-mips64)
 
 mkdir -p debian/libc6-dev-mips64/usr/include/mips64-linux-gnuabin32/gnu
 cp -a debian/tmp-mips64/usr/include/gnu/lib-names-n64_hard.h \
        debian/tmp-mips64/usr/include/gnu/stubs-n64_hard.h \
        debian/libc6-dev-mips64/usr/include/mips64-linux-gnuabin32/gnu
 
-mkdir -p debian/libc6-dev-mips64/usr/include/sys
-for i in `ls debian/tmp-libc/usr/include/mips64-linux-gnuabin32/sys` ; do \
-       ln -sf ../mips64-linux-gnuabin32/sys/$$i 
debian/libc6-dev-mips64/usr/include/sys/$$i ; \
-done
-
 endef
 
 define libc6-dev-mips32_extra_pkg_install
diff --minimal -Nru glibc-2.30/debian/sysdeps/mipsn32el.mk 
glibc-2.30/debian/sysdeps/mipsn32el.mk
--- glibc-2.30/debian/sysdeps/mipsn32el.mk      2020-03-25 13:36:06.000000000 
+0100
+++ glibc-2.30/debian/sysdeps/mipsn32el.mk      2020-04-24 08:02:08.000000000 
+0200
@@ -28,21 +28,13 @@
 
 define libc6-dev-mips64_extra_pkg_install
 
-mkdir -p debian/libc6-dev-mips64/usr/include
-ln -sf mips64el-linux-gnuabin32/bits debian/libc6-dev-mips64/usr/include/
-ln -sf mips64el-linux-gnuabin32/gnu debian/libc6-dev-mips64/usr/include/
-ln -sf mips64el-linux-gnuabin32/fpu_control.h 
debian/libc6-dev-mips64/usr/include/
+$(call generic_multilib_extra_pkg_install,libc6-dev-mips64)
 
 mkdir -p debian/libc6-dev-mips64/usr/include/mips64el-linux-gnuabin32/gnu
 cp -a debian/tmp-mips64/usr/include/gnu/lib-names-n64_hard.h \
        debian/tmp-mips64/usr/include/gnu/stubs-n64_hard.h \
        debian/libc6-dev-mips64/usr/include/mips64el-linux-gnuabin32/gnu
 
-mkdir -p debian/libc6-dev-mips64/usr/include/sys
-for i in `ls debian/tmp-libc/usr/include/mips64el-linux-gnuabin32/sys` ; do \
-       ln -sf ../mips64el-linux-gnuabin32/sys/$$i 
debian/libc6-dev-mips64/usr/include/sys/$$i ; \
-done
-
 endef
 
 define libc6-dev-mips32_extra_pkg_install
diff --minimal -Nru glibc-2.30/debian/sysdeps/mipsn32r6.mk 
glibc-2.30/debian/sysdeps/mipsn32r6.mk
--- glibc-2.30/debian/sysdeps/mipsn32r6.mk      2020-03-25 13:36:06.000000000 
+0100
+++ glibc-2.30/debian/sysdeps/mipsn32r6.mk      2020-04-24 08:02:08.000000000 
+0200
@@ -28,21 +28,13 @@
 
 define libc6-dev-mips64_extra_pkg_install
 
-mkdir -p debian/libc6-dev-mips64/usr/include
-ln -sf mipsisa64r6-linux-gnuabin32/bits debian/libc6-dev-mips64/usr/include/
-ln -sf mipsisa64r6-linux-gnuabin32/gnu debian/libc6-dev-mips64/usr/include/
-ln -sf mipsisa64r6-linux-gnuabin32/fpu_control.h 
debian/libc6-dev-mips64/usr/include/
+$(call generic_multilib_extra_pkg_install,libc6-dev-mips64)
 
 mkdir -p debian/libc6-dev-mips64/usr/include/mipsisa64r6-linux-gnuabin32/gnu
 cp -a debian/tmp-mips64/usr/include/gnu/lib-names-n64_hard_2008.h \
        debian/tmp-mips64/usr/include/gnu/stubs-n64_hard_2008.h \
        debian/libc6-dev-mips64/usr/include/mipsisa64r6-linux-gnuabin32/gnu
 
-mkdir -p debian/libc6-dev-mips64/usr/include/sys
-for i in `ls debian/tmp-libc/usr/include/mipsisa64r6-linux-gnuabin32/sys` ; do 
\
-       ln -sf ../mipsisa64r6-linux-gnuabin32/sys/$$i 
debian/libc6-dev-mips64/usr/include/sys/$$i ; \
-done
-
 endef
 
 define libc6-dev-mips32_extra_pkg_install
diff --minimal -Nru glibc-2.30/debian/sysdeps/mipsn32r6el.mk 
glibc-2.30/debian/sysdeps/mipsn32r6el.mk
--- glibc-2.30/debian/sysdeps/mipsn32r6el.mk    2020-03-25 13:36:06.000000000 
+0100
+++ glibc-2.30/debian/sysdeps/mipsn32r6el.mk    2020-04-24 08:02:08.000000000 
+0200
@@ -28,21 +28,13 @@
 
 define libc6-dev-mips64_extra_pkg_install
 
-mkdir -p debian/libc6-dev-mips64/usr/include
-ln -sf mipsisa64r6el-linux-gnuabin32/bits debian/libc6-dev-mips64/usr/include/
-ln -sf mipsisa64r6el-linux-gnuabin32/gnu debian/libc6-dev-mips64/usr/include/
-ln -sf mipsisa64r6el-linux-gnuabin32/fpu_control.h 
debian/libc6-dev-mips64/usr/include/
+$(call generic_multilib_extra_pkg_install,libc6-dev-mips64)
 
 mkdir -p debian/libc6-dev-mips64/usr/include/mipsisa64r6el-linux-gnuabin32/gnu
 cp -a debian/tmp-mips64/usr/include/gnu/lib-names-n64_hard_2008.h \
        debian/tmp-mips64/usr/include/gnu/stubs-n64_hard_2008.h \
        debian/libc6-dev-mips64/usr/include/mipsisa64r6el-linux-gnuabin32/gnu
 
-mkdir -p debian/libc6-dev-mips64/usr/include/sys
-for i in `ls debian/tmp-libc/usr/include/mipsisa64r6el-linux-gnuabin32/sys` ; 
do \
-       ln -sf ../mipsisa64r6el-linux-gnuabin32/sys/$$i 
debian/libc6-dev-mips64/usr/include/sys/$$i ; \
-done
-
 endef
 
 define libc6-dev-mips32_extra_pkg_install
diff --minimal -Nru glibc-2.30/debian/sysdeps/mipsr6.mk 
glibc-2.30/debian/sysdeps/mipsr6.mk
--- glibc-2.30/debian/sysdeps/mipsr6.mk 2020-03-25 13:36:06.000000000 +0100
+++ glibc-2.30/debian/sysdeps/mipsr6.mk 2020-04-24 08:02:08.000000000 +0200
@@ -25,21 +25,13 @@
 
 define libc6-dev-mips64_extra_pkg_install
 
-mkdir -p debian/libc6-dev-mips64/usr/include
-ln -sf mipsisa32r6-linux-gnu/bits debian/libc6-dev-mips64/usr/include/
-ln -sf mipsisa32r6-linux-gnu/gnu debian/libc6-dev-mips64/usr/include/
-ln -sf mipsisa32r6-linux-gnu/fpu_control.h debian/libc6-dev-mips64/usr/include/
+$(call generic_multilib_extra_pkg_install,libc6-dev-mips64)
 
 mkdir -p debian/libc6-dev-mips64/usr/include/mipsisa32r6-linux-gnu/gnu
 cp -a debian/tmp-mips64/usr/include/gnu/lib-names-n64_hard_2008.h \
        debian/tmp-mips64/usr/include/gnu/stubs-n64_hard_2008.h \
        debian/libc6-dev-mips64/usr/include/mipsisa32r6-linux-gnu/gnu
 
-mkdir -p debian/libc6-dev-mips64/usr/include/sys
-for i in `ls debian/tmp-libc/usr/include/mipsisa32r6-linux-gnu/sys` ; do \
-       ln -sf ../mipsisa32r6-linux-gnu/sys/$$i 
debian/libc6-dev-mips64/usr/include/sys/$$i ; \
-done
-
 endef
 
 define libc6-dev-mipsn32_extra_pkg_install
diff --minimal -Nru glibc-2.30/debian/sysdeps/mipsr6el.mk 
glibc-2.30/debian/sysdeps/mipsr6el.mk
--- glibc-2.30/debian/sysdeps/mipsr6el.mk       2020-03-25 13:36:06.000000000 
+0100
+++ glibc-2.30/debian/sysdeps/mipsr6el.mk       2020-04-24 08:02:08.000000000 
+0200
@@ -25,21 +25,13 @@
 
 define libc6-dev-mips64_extra_pkg_install
 
-mkdir -p debian/libc6-dev-mips64/usr/include
-ln -sf mipsisa32r6el-linux-gnu/bits debian/libc6-dev-mips64/usr/include/
-ln -sf mipsisa32r6el-linux-gnu/gnu debian/libc6-dev-mips64/usr/include/
-ln -sf mipsisa32r6el-linux-gnu/fpu_control.h 
debian/libc6-dev-mips64/usr/include/
+$(call generic_multilib_extra_pkg_install,libc6-dev-mips64)
 
 mkdir -p debian/libc6-dev-mips64/usr/include/mipsisa32r6el-linux-gnu/gnu
 cp -a debian/tmp-mips64/usr/include/gnu/lib-names-n64_hard_2008.h \
        debian/tmp-mips64/usr/include/gnu/stubs-n64_hard_2008.h \
        debian/libc6-dev-mips64/usr/include/mipsisa32r6el-linux-gnu/gnu
 
-mkdir -p debian/libc6-dev-mips64/usr/include/sys
-for i in `ls debian/tmp-libc/usr/include/mipsisa32r6el-linux-gnu/sys` ; do \
-       ln -sf ../mipsisa32r6el-linux-gnu/sys/$$i 
debian/libc6-dev-mips64/usr/include/sys/$$i ; \
-done
-
 endef
 
 define libc6-dev-mipsn32_extra_pkg_install
diff --minimal -Nru glibc-2.30/debian/sysdeps/powerpc.mk 
glibc-2.30/debian/sysdeps/powerpc.mk
--- glibc-2.30/debian/sysdeps/powerpc.mk        2020-03-25 13:36:06.000000000 
+0100
+++ glibc-2.30/debian/sysdeps/powerpc.mk        2020-04-24 08:02:08.000000000 
+0200
@@ -17,21 +17,13 @@
 
 define libc6-dev-ppc64_extra_pkg_install
 
-mkdir -p debian/libc6-dev-ppc64/usr/include
-ln -s powerpc-linux-gnu/bits debian/libc6-dev-ppc64/usr/include/
-ln -s powerpc-linux-gnu/gnu debian/libc6-dev-ppc64/usr/include/
-ln -s powerpc-linux-gnu/fpu_control.h debian/libc6-dev-ppc64/usr/include/
+$(call generic_multilib_extra_pkg_install,libc6-dev-ppc64)
 
 mkdir -p debian/libc6-dev-ppc64/usr/include/powerpc-linux-gnu/gnu
 cp -a debian/tmp-ppc64/usr/include/gnu/lib-names-64-v1.h \
        debian/tmp-ppc64/usr/include/gnu/stubs-64-v1.h \
        debian/libc6-dev-ppc64/usr/include/powerpc-linux-gnu/gnu
 
-mkdir -p debian/libc6-dev-ppc64/usr/include/sys
-for i in `ls debian/tmp-libc/usr/include/powerpc-linux-gnu/sys` ; do \
-       ln -s ../powerpc-linux-gnu/sys/$$i 
debian/libc6-dev-ppc64/usr/include/sys/$$i ; \
-done
-
 endef
 
 endif # multilib
diff --minimal -Nru glibc-2.30/debian/sysdeps/ppc64.mk 
glibc-2.30/debian/sysdeps/ppc64.mk
--- glibc-2.30/debian/sysdeps/ppc64.mk  2020-03-11 22:13:40.000000000 +0100
+++ glibc-2.30/debian/sysdeps/ppc64.mk  2020-04-24 08:02:08.000000000 +0200
@@ -19,21 +19,13 @@
 
 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/
+$(call generic_multilib_extra_pkg_install,libc6-dev-powerpc)
 
 mkdir -p debian/libc6-dev-powerpc/usr/include/powerpc64-linux-gnu/gnu
 cp -a debian/tmp-powerpc/usr/include/gnu/lib-names-32.h \
        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
diff --minimal -Nru glibc-2.30/debian/sysdeps/s390x.mk 
glibc-2.30/debian/sysdeps/s390x.mk
--- glibc-2.30/debian/sysdeps/s390x.mk  2020-03-11 22:13:40.000000000 +0100
+++ glibc-2.30/debian/sysdeps/s390x.mk  2020-04-24 08:02:08.000000000 +0200
@@ -19,21 +19,13 @@
 
 define libc6-dev-s390_extra_pkg_install
 
-mkdir -p debian/libc6-dev-s390/usr/include
-ln -s s390x-linux-gnu/bits debian/libc6-dev-s390/usr/include/
-ln -s s390x-linux-gnu/gnu debian/libc6-dev-s390/usr/include/
-ln -s s390x-linux-gnu/fpu_control.h debian/libc6-dev-s390/usr/include/
+$(call generic_multilib_extra_pkg_install,libc6-dev-s390)
 
 mkdir -p debian/libc6-dev-s390/usr/include/s390x-linux-gnu/gnu
 cp -a debian/tmp-s390/usr/include/gnu/lib-names-32.h \
        debian/tmp-s390/usr/include/gnu/stubs-32.h \
        debian/libc6-dev-s390/usr/include/s390x-linux-gnu/gnu
 
-mkdir -p debian/libc6-dev-s390/usr/include/sys
-for i in `ls debian/tmp-libc/usr/include/s390x-linux-gnu/sys` ; do \
-       ln -s ../s390x-linux-gnu/sys/$$i 
debian/libc6-dev-s390/usr/include/sys/$$i ; \
-done
-
 endef
 
 define libc6-s390_extra_pkg_install
diff --minimal -Nru glibc-2.30/debian/sysdeps/sparc.mk 
glibc-2.30/debian/sysdeps/sparc.mk
--- glibc-2.30/debian/sysdeps/sparc.mk  2020-03-11 22:13:40.000000000 +0100
+++ glibc-2.30/debian/sysdeps/sparc.mk  2020-04-24 08:02:08.000000000 +0200
@@ -20,21 +20,13 @@
 
 define libc6-dev-sparc64_extra_pkg_install
 
-mkdir -p debian/libc6-dev-sparc64/usr/include
-ln -s sparc-linux-gnu/bits debian/libc6-dev-sparc64/usr/include/
-ln -s sparc-linux-gnu/gnu debian/libc6-dev-sparc64/usr/include/
-ln -s sparc-linux-gnu/fpu_control.h debian/libc6-dev-sparc64/usr/include/
+$(call generic_multilib_extra_pkg_install,libc6-dev-sparc64)
 
 mkdir -p debian/libc6-dev-sparc64/usr/include/sparc-linux-gnu/gnu
 cp -a debian/tmp-sparc64/usr/include/gnu/lib-names-64.h \
        debian/tmp-sparc64/usr/include/gnu/stubs-64.h \
        debian/libc6-dev-sparc64/usr/include/sparc-linux-gnu/gnu
 
-mkdir -p debian/libc6-dev-sparc64/usr/include/sys
-for i in `ls debian/tmp-libc/usr/include/sparc-linux-gnu/sys` ; do \
-       ln -s ../sparc-linux-gnu/sys/$$i 
debian/libc6-dev-sparc64/usr/include/sys/$$i ; \
-done
-
 endef
 
 endif # multilib
diff --minimal -Nru glibc-2.30/debian/sysdeps/sparc64.mk 
glibc-2.30/debian/sysdeps/sparc64.mk
--- glibc-2.30/debian/sysdeps/sparc64.mk        2020-03-25 13:36:06.000000000 
+0100
+++ glibc-2.30/debian/sysdeps/sparc64.mk        2020-04-24 08:02:08.000000000 
+0200
@@ -22,21 +22,13 @@
 
 define libc6-dev-sparc_extra_pkg_install
 
-mkdir -p debian/libc6-dev-sparc/usr/include
-ln -s sparc64-linux-gnu/bits debian/libc6-dev-sparc/usr/include/
-ln -s sparc64-linux-gnu/gnu debian/libc6-dev-sparc/usr/include/
-ln -s sparc64-linux-gnu/fpu_control.h debian/libc6-dev-sparc/usr/include/
+$(call generic_multilib_extra_pkg_install,libc6-dev-sparc)
 
 mkdir -p debian/libc6-dev-sparc/usr/include/sparc64-linux-gnu/gnu
 cp -a debian/tmp-sparc/usr/include/gnu/lib-names-32.h \
        debian/tmp-sparc/usr/include/gnu/stubs-32.h \
        debian/libc6-dev-sparc/usr/include/sparc64-linux-gnu/gnu
 
-mkdir -p debian/libc6-dev-sparc/usr/include/sys
-for i in `ls debian/tmp-libc/usr/include/sparc64-linux-gnu/sys` ; do \
-       ln -s ../sparc64-linux-gnu/sys/$$i 
debian/libc6-dev-sparc/usr/include/sys/$$i ; \
-done
-
 endef
 
 define libc6-sparc_extra_pkg_install
diff --minimal -Nru glibc-2.30/debian/sysdeps/x32.mk 
glibc-2.30/debian/sysdeps/x32.mk
--- glibc-2.30/debian/sysdeps/x32.mk    2020-03-25 13:36:06.000000000 +0100
+++ glibc-2.30/debian/sysdeps/x32.mk    2020-04-24 08:02:08.000000000 +0200
@@ -22,21 +22,13 @@
 
 define libc6-dev-amd64_extra_pkg_install
 
-mkdir -p debian/libc6-dev-amd64/usr/include
-ln -s x86_64-linux-gnux32/bits debian/libc6-dev-amd64/usr/include/
-ln -s x86_64-linux-gnux32/gnu debian/libc6-dev-amd64/usr/include/
-ln -s x86_64-linux-gnux32/fpu_control.h debian/libc6-dev-amd64/usr/include/
+$(call generic_multilib_extra_pkg_install,libc6-dev-amd64)
 
 mkdir -p debian/libc6-dev-amd64/usr/include/x86_64-linux-gnux32/gnu
 cp -a debian/tmp-amd64/usr/include/gnu/lib-names-64.h \
        debian/tmp-amd64/usr/include/gnu/stubs-64.h \
        debian/libc6-dev-amd64/usr/include/x86_64-linux-gnux32/gnu
 
-mkdir -p debian/libc6-dev-amd64/usr/include/sys
-for i in `ls debian/tmp-libc/usr/include/x86_64-linux-gnux32/sys`; do \
-       ln -s ../x86_64-linux-gnux32/sys/$$i 
debian/libc6-dev-amd64/usr/include/sys/$$i ; \
-done
-
 endef
 
 # build 32-bit (i386) alternative library

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