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Subject: Re: libiberty TAGS
From: Mike Stump <mikestump@comcast.net>
In-Reply-To: <874mm4bvq7.fsf@igel.home>
Date: Thu, 18 Jun 2015 22:48:00 -0000
Cc: GCC Patches <gcc-patches@gcc.gnu.org>
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References: <17242213-EF29-4BDE-929B-AB383C8AA9B2@comcast.net> <874mm4bvq7.fsf@igel.home>
To: Andreas Schwab <schwab@linux-m68k.org>
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On Jun 18, 2015, at 1:35 PM, Andreas Schwab <schwab@linux-m68k.org> wrote:
> Mike Stump <mikestump@comcast.net> writes:
>=20
>> +       cd $(srcdir) && etags `for i in $(CFILES); do echo $(srcdir)/$$i=
 ; done`
>=20
> This doesn't work with a relative $(srcdir).

Sure it does.  I had tested with:

srcdir =3D ../../gcc/libiberty

which is a pretty typical relative srcdir, is it not?

Anyway, I see your point.  How about:

diff --git a/libiberty/Makefile.in b/libiberty/Makefile.in
index f06cc69..11e5ce6 100644
--- a/libiberty/Makefile.in
+++ b/libiberty/Makefile.in
@@ -409,8 +409,9 @@ stamp-noasandir:
=20
 etags tags: TAGS etags-subdir
=20
+VPATH =3D @srcdir@
 TAGS: $(CFILES)
-       etags `for i in $(CFILES); do echo $(srcdir)/$$i ; done`
+       cd $(srcdir) && etags $(CFILES)
=20
 # The standalone demangler (c++filt) has been moved to binutils.
 # But make this target work anyway for demangler hacking.

Ok?