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Re: [PATCH] hurd: fix for glibc install-headers target


Andreas Schwab, le Sun 23 Aug 2015 08:54:31 +0200, a écrit :
> Samuel Thibault <samuel.thibault@gnu.org> writes:
> > and this goes on at infinitum. Make -d shows that it is trying to build
> > /tmp/glibc-2.19/build-tree/hurd-i386-libc/mach/mach-shortcuts.h
> > and adding a $(warning) shows that the generated mach-shortcuts.h rule
> > is for /tmp/glibc-2.19/build-tree/hurd-i386-libc/csu/mach-shortcuts.h
> > (in csu/ instead of mach/).  AIUI, the patch below would be needed to
> > fix the objpfx so that the proper rule is generated, isn't it?
> The first thing mach/Makefile does is subdir := mach.  Why is that not
> sufficient?

Because calling

/usr/bin/make cross-compiling=yes -C build-tree/hurd-i386-libc  csu/subdir_lib 

results to calling

/usr/bin/make  subdir=csu -C csu ..=../ subdir_lib

and that subdir=csu will override any subdir:=


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