Re: [patch] Fix parallel gdb/ make check//% site.exp

[Doug Evans <dje@google.com>]

On Mon, Nov 9, 2009 at 9:19 AM, Jan Kratochvil
<jan.kratochvil@redhat.com> wrote:
>
> gdb/testsuite/
> 2009-11-09  Jan Kratochvil  <jan.kratochvil@redhat.com>
>
>        * Makefile.in (abs_builddir): New.
>        (site.exp): New target `$(abs_builddir)/site.exp'.  New comment.
>        (check-single, $(TEST_TARGETS), check-gdb.base%): Change `site.exp' to
>        `$(abs_builddir)/site.exp'.
>
> --- a/gdb/testsuite/Makefile.in
> +++ b/gdb/testsuite/Makefile.in
> @@ -22,6 +22,7 @@ VPATH = @srcdir@
>  srcdir = @srcdir@
>  prefix = @prefix@
>  exec_prefix = @exec_prefix@
> +abs_builddir = @abs_builddir@
>
>  target_alias = @target_noncanonical@
>  program_transform_name = @program_transform_name@
> @@ -102,7 +103,11 @@ install:
>
>  uninstall: force
>
> -site.exp: ./config.status Makefile
> +# Use absolute `site.exp' path everywhere to suppress VPATH lookups for it.
> +# $(RUNTEST) is looking up `site.exp' only in the current directory.
> +# Bare `site.exp' is present as a target here if user requests it explicitly.
> +
> +$(abs_builddir)/site.exp site.exp: ./config.status Makefile
>        @echo "Making a new config file..."
>        -@rm -f ./tmp?
>        @touch site.exp
> @@ -147,7 +151,7 @@ DO_RUNTEST = \
>          export TCL_LIBRARY ; fi ; \
>        $(RUNTEST)
>
> -check-single: all site.exp
> +check-single: all $(abs_builddir)/site.exp
>        $(DO_RUNTEST) $(RUNTESTFLAGS)
>
>  # A list of all directories named "gdb.*" which also hold a .exp file.
> @@ -170,7 +174,7 @@ check-parallel:
>        $(SHELL) $(srcdir)/dg-extract-results.sh -L \
>          $(addsuffix /gdb.log,$(TEST_DIRS)) > gdb.log
>
> -$(filter-out check-gdb.base%,$(TEST_TARGETS)): check-gdb.%: all site.exp
> +$(filter-out check-gdb.base%,$(TEST_TARGETS)): check-gdb.%: all $(abs_builddir)/site.exp
>        @if test ! -d gdb.$*; then mkdir gdb.$*; fi
>        $(DO_RUNTEST) --directory=gdb.$* --outdir=gdb.$* $(RUNTESTFLAGS)
>
> @@ -179,7 +183,7 @@ BASE1_FILES = $(patsubst $(srcdir)/%,%,$(wildcard $(srcdir)/gdb.base/[a-m]*.exp)
>  BASE2_FILES = $(patsubst $(srcdir)/%,%,$(wildcard $(srcdir)/gdb.base/[n-z]*.exp))
>
>  # Handle each half of gdb.base.
> -check-gdb.base%: all site.exp
> +check-gdb.base%: all $(abs_builddir)/site.exp
>        @if test ! -d gdb.base$*; then mkdir gdb.base$*; fi
>        $(DO_RUNTEST) $(BASE$*_FILES) --outdir gdb.base$* $(RUNTESTFLAGS)
>
>

Thanks.

I didn't know about abs_builddir.  At Cygnus we had a general rule of
keeping trees configured with relative paths movable, and I always
forget whether we care about that anymore.
OOC, does that impinge on this or do we no longer care about such things?