Re: "make TAGS" broken in 7.8.90

[Eli Zaretskii <eliz@gnu.org>]

> Date: Tue, 20 Jan 2015 19:34:18 +0200
> From: Eli Zaretskii <eliz@gnu.org>
> Cc: Sergio Durigan Junior <sergiodj@redhat.com>
> 
> "make TAGS" is broken.  Again.  (Sergio, would it make sense to add
> "make TAGS" to the list of commands run by the buildbot after a build?
> This breaks too often, IMO.)
> 
>      Doing TAGS in gdb
>      make[2]: Entering directory `/d/usr/eli/utils/gdb-7.8.90/gdb'
>      make[2]: *** No rule to make target `ada-varobj.h', needed by `TAGS'.
>      make[2]: Target `TAGS' not remade because of errors.
>      ./x86-dregs.c: No such file or directory
>      ./irix5-nat.c: No such file or directory
> 
> ada-varobj.h and irix5-nat.c should simply be removed from the
> respective lists.

I've just pushed the below as obvious.

> But I'm not sure how to fix the x86-dregs.c issue.
> The problem here is that x86-dregs.o is in gdb/, but the source is in
> gdb/nat/, so the simplistic editing:
> 
> 	done) | sed 's/\.o$$/\.c/'` \
> 
> doesn't work.  Thoughts?
> 
> One other annoyance with "make TAGS" is that libdecnumber doesn't
> support that target, so you must invoke the command from gdb/, or use
> "make -k", otherwise it bails out.  Any reason not to support TAGS in
> libdecnumber?

Still didn't fix these.  Any ideas for an elegant solution?

commit 82a864f96aff83edb0c8bb21ead5c28cd10363fe
Author: Eli Zaretskii <eliz@gnu.org>
Date:   Thu Jan 22 20:05:59 2015 +0200

    Partial fix for "make TAGS".
    
    gdb/
    2015-01-22  Eli Zaretskii  <eliz@gnu.org>
    
    	* Makefile.in (HFILES_NO_SRCDIR): Remove ada-varobj.h.
    	(ALLDEPFILES): Remove irix5-nat.c.  These two are part of the
    	reason that "make TAGS" is broken.

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index fee6903..06be4ed 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,9 @@
+2015-01-22  Eli Zaretskii  <eliz@gnu.org>
+
+	* Makefile.in (HFILES_NO_SRCDIR): Remove ada-varobj.h.
+	(ALLDEPFILES): Remove irix5-nat.c.  These two are part of the
+	reason that "make TAGS" is broken.
+
 2015-01-22  Chen Gang  <gang.chen.5i5j@gmail.com>
 
 	* hppa-tdep.c (inst_saves_gr): Fix logical working flow issues
diff --git a/gdb/Makefile.in b/gdb/Makefile.in
index 6b270eb..8addef4 100644
--- a/gdb/Makefile.in
+++ b/gdb/Makefile.in
@@ -890,7 +890,7 @@ proc-utils.h aarch64-tdep.h arm-tdep.h ax-gdb.h ppcfbsd-tdep.h \
 ppcnbsd-tdep.h cli-out.h gdb_expat.h breakpoint.h infcall.h obsd-tdep.h \
 exec.h m32r-tdep.h osabi.h gdbcore.h solib-som.h amd64bsd-nat.h \
 i386bsd-nat.h xml-support.h xml-tdesc.h alphabsd-tdep.h gdb_obstack.h \
-ia64-tdep.h ada-lang.h ada-varobj.h varobj.h varobj-iter.h frv-tdep.h \
+ia64-tdep.h ada-lang.h varobj.h varobj-iter.h frv-tdep.h \
 nto-tdep.h serial.h \
 c-lang.h d-lang.h go-lang.h frame.h event-loop.h block.h cli/cli-setshow.h \
 cli/cli-decode.h cli/cli-cmds.h cli/cli-utils.h \
@@ -1666,7 +1666,6 @@ ALLDEPFILES = \
 	ia64-hpux-nat.c ia64-hpux-tdep.c \
 	ia64-linux-nat.c ia64-linux-tdep.c ia64-tdep.c ia64-vms-tdep.c \
 	inf-ptrace.c inf-ttrace.c \
-	irix5-nat.c \
 	ia64-libunwind-tdep.c \
 	linux-fork.c \
 	linux-tdep.c \