Re: RFA: support in src-release to create a release-style sim.tar.bz2

[Hans-Peter Nilsson <hp@bitrange.com>]

Ping!  Also CC:ing Tromey as having special interest in this
along with being able to approve it, presumably being "any
global maintainer" as mentioned in <toplevel>/MAINTAINERS.

On Fri, 6 Sep 2013, Hans-Peter Nilsson wrote:

> I checked the CVS modules that would be completely inside the
> binutils+gdb git and it appears the sim module is the only usable
> stand-alone one.
>
> There are certainly "straddling" projects (having parts both inside
> and outside binutils+gdb): insight and sid (not counting a historical
> relic called old-gdb).  I'll leave those to interested parties as
> straddling projects will have to solve that problem before they can
> make use of any non-stand-alone sub-part tar-balls of a binutils+gdb
> repository (like the existing naked-* CVS modules).  Sid may have to
> be revived first.
>
> The do-proto-toplevel change is needed to support files in
> SUPPORT_FILES with paths like gdb/version.in; the ln -s machinery
> broke as you probably understand from the change.  Beware that DIRS in
> SIM_SUPPORT_DIRS is a misnomer but not a new one; single toplevel
> files (not just directories) have been included in it, way before
> this change.
>
> Tested by building a sim-7.6.50.20130906 out of a binutils+gdb
> checkout using "make -f src-release sim.tar.bz2" and checking that the
> difference to the "sim" CVS module was not unexpected compared to
> e.g. the difference between a created binutils.tar.bz2 and the
> "binutils" CVS module.
>
> N.B. this requires a patch to align sim/common/create-version.sh with
> gdb/common/create-version.sh, posted to gdb-patches@.  I expect to
> commit that patch before this one.
>
> Ok to commit?
>
> toplevel:
> 	* src-release (do-proto-toplevel): Support subdir-path-prefixed
> 	files in SUPPORT_FILES.
> 	(SIM_SUPPORT_DIRS): New variable.
> 	(sim.tar.bz2): New rule.
>
> Index: src-release
> ===================================================================
> RCS file: /cvs/src/src/src-release,v
> retrieving revision 1.36
> diff -p -u -r1.36 src-release
> --- src-release	17 Aug 2013 01:07:52 -0000	1.36
> +++ src-release	7 Sep 2013 00:52:09 -0000
> @@ -165,7 +165,15 @@ do-proto-toplev: $(DEVO_SUPPORT) $(SUPPO
>  	    else \
>  	      ln -s ../$$d proto-toplev/$$d ; \
>  	    fi ; \
> -	  else ln -s ../$$d proto-toplev/$$d ; fi ; \
> +	  else \
> +	    if (echo x$$d | grep / >/dev/null); then \
> +	      mkdir -p proto-toplev/`dirname $$d` ; \
> +	      x=`dirname $$d` ; \
> +	      ln -s ../`echo $$x/ | sed -e 's,[^/]*/,../,g'`$$d proto-toplev/$$d ; \
> +	    else \
> +	      ln -s ../$$d proto-toplev/$$d ; \
> +	    fi ; \
> +	  fi ; \
>  	done
>  	cd etc && $(MAKE) MAKEINFOFLAGS="$(MAKEINFOFLAGS)" info
>  	$(MAKE) distclean
> @@ -286,6 +294,14 @@ gdb.tar: $(DIST_SUPPORT) $(GDB_SUPPORT_D
>  		MD5PROG="$(MD5PROG)" \
>  		SUPPORT_FILES="$(GDB_SUPPORT_DIRS)"
>
> +# Corresponding to the CVS "sim" module.
> +.PHONY: sim.tar.bz2
> +SIM_SUPPORT_DIRS= bfd opcodes libiberty include intl gdb/version.in makefile.vms
> +sim.tar.bz2: $(DIST_SUPPORT) $(SIM_SUPPORT_DIRS) sim
> +	$(MAKE) -f $(SELF) taz TOOL=sim \
> +		MD5PROG="$(MD5PROG)" \
> +		SUPPORT_FILES="$(SIM_SUPPORT_DIRS)"
> +
>  .PHONY: insight.tar.bz2
>  INSIGHT_SUPPORT_DIRS= $(GDB_SUPPORT_DIRS) tcl tk itcl libgui
>  insight.tar.bz2: $(DIST_SUPPORT) $(GDB_SUPPORT_DIRS) gdb
>
> brgds, H-P
>