gnulib: Update to latest

* gnulib: Update to latest.
* m4/gnulib-cache.m4: Regenerate.
* src/macro.c (expand_macro): Deal with obstack API change.
* src/builtin.c (mkstemp_helper): Likewise.

Signed-off-by: Eric Blake <eblake@redhat.com>

5 files changed, 15 insertions, 7 deletions

diff --git a/ChangeLog b/ChangeLog
index 5643bea8..6861d51e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2016-12-29  Eric Blake  <eblake@redhat.com>
+
+	build: update to latest gnulib
+	* gnulib: Update to latest.
+	* m4/gnulib-cache.m4: Regenerate.
+	* src/macro.c (expand_macro): Deal with obstack API change.
+	* src/builtin.c (mkstemp_helper): Likewise.
+
 2014-05-13  Eric Blake  <eblake@redhat.com>
 
 	doc: fix line-wrapped macro definitions
@@ -5577,7 +5585,7 @@ Mon Jan 22 21:08:52 1990  Rene' Seindal (seindal at diku.dk)
 	coding: utf-8
 	End:
 
-	Copyright (C) 1990-1994, 2000-2001, 2003, 2005-2014 Free
+	Copyright (C) 1990-1994, 2000-2001, 2003, 2005-2014, 2016 Free
 	Software Foundation, Inc.
 
 	Copying and distribution of this file, with or without
diff --git a/gnulib b/gnulib
-Subproject a39d4083cab589d7cd6a13e8a4b8db8875261d7
+Subproject 8e63aebd5d3e398a986dcc5cfaaa5409bca30d1
diff --git a/m4/gnulib-cache.m4 b/m4/gnulib-cache.m4
index f0470f78..034e368c 100644
--- a/m4/gnulib-cache.m4
+++ b/m4/gnulib-cache.m4
@@ -1,4 +1,4 @@
-# Copyright (C) 2002-2014 Free Software Foundation, Inc.
+# Copyright (C) 2002-2016 Free Software Foundation, Inc.
 #
 # This file is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -27,7 +27,7 @@
 
 
 # Specification in the form of a command-line invocation:
-#   gnulib-tool --import --dir=. --local-dir=gl --lib=libm4 --source-base=lib --m4-base=m4 --doc-base=doc --tests-base=tests --aux-dir=build-aux --with-tests --with-c++-tests --avoid=lock-tests --avoid=tls-tests --makefile-name=gnulib.mk --no-conditional-dependencies --no-libtool --macro-prefix=M4 announce-gen assert autobuild avltree-oset binary-io c-stack clean-temp cloexec close-stream closein config-h dirname error execute fclose fdl-1.3 fflush filenamecat fopen fopen-safer fseeko gendocs getopt-gnu git-version-gen gnu-web-doc-update gnumakefile gnupload gpl-3.0 ignore-value intprops maintainer-makefile manywarnings memchr2 mkstemp obstack progname regex rename sigaction sigpipe spawn-pipe stdbool stdint stdlib-safer strsignal strstr strtod unlocked-io update-copyright vc-list-files verror version-etc version-etc-fsf wait-process xalloc xoset xprintf xvasprintf-posix
+#   gnulib-tool --import --local-dir=gl --lib=libm4 --source-base=lib --m4-base=m4 --doc-base=doc --tests-base=tests --aux-dir=build-aux --with-tests --with-c++-tests --avoid=lock-tests --avoid=tls-tests --makefile-name=gnulib.mk --no-conditional-dependencies --no-libtool --macro-prefix=M4 announce-gen assert autobuild avltree-oset binary-io c-stack clean-temp cloexec close-stream closein config-h dirname error execute fclose fdl-1.3 fflush filenamecat fopen fopen-safer fseeko gendocs getopt-gnu git-version-gen gnu-web-doc-update gnumakefile gnupload gpl-3.0 ignore-value intprops maintainer-makefile manywarnings memchr2 mkstemp obstack progname regex rename sigaction sigpipe spawn-pipe stdbool stdint stdlib-safer strsignal strstr strtod unlocked-io update-copyright vc-list-files verror version-etc version-etc-fsf wait-process xalloc xoset xprintf xvasprintf-posix
 
 # Specification in the form of a few gnulib-tool.m4 macro invocations:
 gl_LOCAL_DIR([gl])
diff --git a/src/builtin.c b/src/builtin.c
index 1e0ff256..03566b0a 100644
--- a/src/builtin.c
+++ b/src/builtin.c
@@ -1426,7 +1426,7 @@ mkstemp_helper (struct obstack *obs, const char *me, const char *pattern,
     {
       close (fd);
       /* Remove NUL, then finish quote.  */
-      obstack_blank (obs, -1);
+      obstack_blank_fast (obs, -1);
       obstack_grow (obs, rquote.string, rquote.length);
     }
 }
diff --git a/src/macro.c b/src/macro.c
index da6f8654..c7ac4b59 100644
--- a/src/macro.c
+++ b/src/macro.c
@@ -46,8 +46,8 @@ static struct obstack argc_stack;
 
 /* The shared stack of pointers to collected arguments for macro
    calls.  This object is never finished; we exploit the fact that
-   obstack_blank is documented to take a negative size to reduce the
-   size again.  */
+   obstack_blank_fast is documented to take a negative size to reduce
+   the size again.  */
 static struct obstack argv_stack;
 
 /*----------------------------------------------------------------------.
@@ -387,5 +387,5 @@ expand_macro (symbol *sym)
     obstack_free (&argc_stack, argv[0]);
   else
     obstack_free (&arguments, NULL);
-  obstack_blank (&argv_stack, -argc * sizeof (token_data *));
+  obstack_blank_fast (&argv_stack, -argc * sizeof (token_data *));
 }