Hi Bjarni,
> Software: groff; latest in my repository with fixes for latest gnulib.
>
> gnulib: latest in repository
>
> Produced file "groff/lib/gnulib.mk" contains:
>
> --- start piece of code ---
>
> ## begin gnulib module gen-header
>
> # In 'sed', prepend a "DO NOT EDIT" comment to the pattern space.
> SED_HEADER_NOEDIT = lib/s,^,/* lib/DO lib/NOT lib/EDIT! lib/GENERATED
> lib/AUTOMATICALLY! lib/*/,
>
> # '$(SED_HEADER_STDOUT) -e "..."' runs 'sed' but first outputs "DO NOT EDIT".
> SED_HEADER_STDOUT = lib/sed \
> -e x \
> -e '1$(SED_HEADER_NOEDIT)p' \
> -e x
>
> # '$(SED_HEADER_TO_AT_t) FILE' copies FILE to $@-t, prepending a leading
> # "DO_NOT_EDIT". Although this could be done more simply via:
> # SED_HEADER_TO_AT_t = $(SED_HEADER_STDOUT) > $@-t
> # the -n and 'w's avoid a fork+exec, at least when GNU Make is used.
> SED_HEADER_TO_AT_t = lib/sed -n \
> -e x \
> -e '1$(SED_HEADER_NOEDIT)w $@-t' \
> -e x \
> -e 'w $@-t'
>
> # Use $(gl_V_at) instead of $(AM_V_GEN) or $(AM_V_at) on a line that
> # is its recipe's first line if and only if lines are absent.
> gl_V_at = $(AM_V_at)
>
> ## end gnulib module gen-header
>
> --- end of piece of code ---
>
> Some definitions in the bootstrap.conf of groff:
>
> gnulib_modules="
> git-version-gen
> havelib
> wcwidth
> fprintf-posix
> snprintf
> vsnprintf
> gen-header
> "
> gnulib_tool_option_extras="--makefile-name=gnulib.mk --automake-subdir"
Thanks for the report. Fixed through this patch:
2021-12-28 Bruno Haible <br...@clisp.org>
Fix --automake-subdir breakage (regression 2021-12-24).
Reported by Bjarni Ingi Gislason <bjarn...@rhi.hi.is> in
<https://lists.gnu.org/archive/html/bug-gnulib/2021-12/msg00156.html>.
* build-aux/prefix-gnulib-mk (prefix_assignment): Don't change
SED_HEADER_* variables.
diff --git a/build-aux/prefix-gnulib-mk b/build-aux/prefix-gnulib-mk
index 4f300c443..3763d6e85 100755
--- a/build-aux/prefix-gnulib-mk
+++ b/build-aux/prefix-gnulib-mk
@@ -133,8 +133,8 @@ sub prefix_assignment ($$)
{
# Do not change the RHS, which specifies the GPERF program.
}
- # Don't change variables such as HAVE_INCLUDE_NEXT.
- elsif ($lhs_and_assign_op =~ /^HAVE_/)
+ # Don't change variables such as HAVE_INCLUDE_NEXT or SED_HEADER_STDOUT.
+ elsif ($lhs_and_assign_op =~ /^(HAVE_|SED_HEADER_)/)
{
}
elsif ($lhs_and_assign_op =~
