build: update gnulib to latest

1 files changed, 20 insertions, 5 deletions

diff --git a/bootstrap b/bootstrap
index 7523f65b..73365985 100755
--- a/bootstrap
+++ b/bootstrap
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Print a version string.
-scriptversion=2020-11-18.17; # UTC
+scriptversion=2021-04-11.09; # UTC
 
 # Bootstrap this package from checked-out sources.
 
@@ -47,7 +47,7 @@ PERL="${PERL-perl}"
 
 me=$0
 
-default_gnulib_url=git://git.sv.gnu.org/gnulib
+default_gnulib_url=https://git.savannah.gnu.org/git/gnulib.git
 
 usage() {
   cat <<EOF
@@ -115,6 +115,12 @@ Running without arguments will suffice in most cases.
 EOF
 }
 
+copyright_year=`echo "$scriptversion" | sed -e 's/[^0-9].*//'`
+copyright="Copyright (C) ${copyright_year} Free Software Foundation, Inc.
+License GPLv3+: GNU GPL version 3 or later <https://gnu.org/licenses/gpl.html>.
+This is free software: you are free to change and redistribute it.
+There is NO WARRANTY, to the extent permitted by law."
+
 # warnf_ FORMAT-STRING ARG1...
 warnf_ ()
 {
@@ -184,7 +190,7 @@ po_download_command_format=\
  https://translationproject.org/latest/%s/"
 
 # Prefer a non-empty tarname (4th argument of AC_INIT if given), else
-# fall back to the package name (1st argument with munging)
+# fall back to the package name (1st argument with munging).
 extract_package_name='
   /^AC_INIT(\[*/{
      s///
@@ -201,8 +207,11 @@ extract_package_name='
      p
   }
 '
-package=$(sed -n "$extract_package_name" configure.ac) \
-  || die 'cannot find package name in configure.ac'
+package=$(${AUTOCONF:-autoconf} --trace AC_INIT:\$4 configure.ac 2>/dev/null)
+if test -z "$package"; then
+  package=$(sed -n "$extract_package_name" configure.ac) \
+      || die 'cannot find package name in configure.ac'
+fi
 gnulib_name=lib$package
 
 build_aux=build-aux
@@ -334,6 +343,12 @@ do
   --help)
     usage
     exit;;
+  --version)
+    set -e
+    echo "bootstrap $scriptversion"
+    echo "$copyright"
+    exit 0
+    ;;
   --gnulib-srcdir=*)
     GNULIB_SRCDIR=${option#--gnulib-srcdir=};;
   --skip-po)