Merge from gnulib

This incorporates:
2017-03-14 snippets: move unadjusted snippet sources to lib
2017-03-14 gnulib-tool: fix typo in comment output
2017-03-14 snippets: work around GNU Make 3.82 VPATH
2017-03-13 gnulib-tool: minor --gnu-make fixups
2017-03-12 gnulib-tool: new option --gnu-make
* .gitignore: Remove lib/arg-nonnull.h, lib/c++defs.h,
lib/warn-on-use.h.  Change exception from
build-aux/snippet/_Noreturn.h to lib/_Noreturn.h.
* admin/authors.el (authors-renamed-files-regexps):
* admin/notes/copyright, make-dist:
The snippet files moved from build-aux/snippet to lib.
* lib/_Noreturn.h: Rename from build-aux/snippet/_Noreturn.h.
* lib/arg-nonnull.h: Rename from build-aux/snippet/arg-nonnull.h.
* lib/c++defs.h: Rename from build-aux/snippet/c++defs.h.
* lib/gnulib.mk, m4/gnulib-comp.m4: Regenerate.
* lib/warn-on-use.h: Rename from build-aux/snippet/warn-on-use.h.

1 files changed, 4 insertions, 9 deletions

diff --git a/make-dist b/make-dist
index 4054075e3aa..5370d03891e 100755
--- a/make-dist
+++ b/make-dist
@@ -366,7 +366,7 @@ ln aclocal.m4 CONTRIBUTE ${tempdir}
 echo "Creating subdirectories"
 for subdir in site-lisp \
               leim leim/CXTERM-DIC leim/MISC-DIC leim/SKK-DIC \
-              build-aux build-aux/snippet \
+              build-aux \
               src src/bitmaps lib lib-src oldXMenu lwlib \
               nt nt/inc nt/inc/sys nt/inc/arpa nt/inc/netinet nt/icons \
               `find etc lisp admin test -type d` \
@@ -424,10 +424,6 @@ echo "Making links to 'build-aux'"
  ln update-copyright update-subdirs ../${tempdir}/build-aux
  ln dir_top make-info-dir ar-lib ../${tempdir}/build-aux)
 
-echo "Making links to 'build-aux/snippet'"
-(cd build-aux/snippet
- ln *.h ../../${tempdir}/build-aux/snippet)
-
 echo "Making links to 'src'"
 ### Don't distribute the configured versions of
 ### config.in, paths.in, buildobj.h, or Makefile.in.
@@ -446,13 +442,12 @@ echo "Making links to 'src/bitmaps'"
  ln README *.xbm ../../${tempdir}/src/bitmaps)
 
 echo "Making links to 'lib'"
-(snippet_h=`(cd build-aux/snippet && ls *.h)`
- cd lib
- ln [a-zA-Z]*.[ch] ../${tempdir}/lib
+(cd lib
+ ln [a-zA-Z_]*.[ch] ../${tempdir}/lib
  ln gnulib.mk Makefile.am Makefile.in ../${tempdir}/lib
  cd ../${tempdir}/lib
  script='/[*]/d; s/\.in\.h$/.h/'
- rm -f `(echo "$snippet_h"; ls *.in.h) | sed "$script"`)
+ rm -f `ls *.in.h | sed "$script"`)
 
 echo "Making links to 'lib-src'"
 (cd lib-src