Initial commit

tools/gnulib/patches/010-autoconf-version.patch

@@ -0,0 +1,47 @@
+--- a/gnulib-tool
++++ b/gnulib-tool
+@@ -346,6 +346,34 @@ Options for --import, --add/remove-impor
+ Report bugs to <bug-gnulib@gnu.org>."
+ }
+ 
++get_version_sed='
++# Move version to start of line.
++s/.*[v ]\([0-9]\)/\1/
++
++# Skip lines that do not start with version.
++/^[0-9]/!d
++
++# Remove characters after the version.
++s/[^.a-z0-9-].*//
++
++# The first component must be digits only.
++s/^\([0-9]*\)[a-z-].*/\1/
++
++# The following essentially does s/5.005/5.5/
++s/\.0*\([1-9]\)/.\1/g
++p
++q'
++
++# get_version
++# copied from build-aux/bootstrap
++get_version () {
++  app=$1
++
++  $app --version >/dev/null 2>&1 || { $app --version; return 1; }
++
++  $app --version 2>&1 | sed -n "$get_version_sed"
++}
++
+ # func_version
+ # outputs to stdout the --version message.
+ func_version ()
+@@ -1620,6 +1648,9 @@ func_determine_path_separator
+   fi
+   case "$autoconf_minversion" in
+     1.* | 2.[0-5]* | 2.6[0-3]*)
++      # if the version of autoconf in use is high enough, do not error
++      case "$(get_version autoconf)" in 1.* | 2.[0-5]* | 2.6[0-3]*) false ;; esac && \
++      func_warning "gnulib requires a newer version of autoconf than configure.ac ( $DEFAULT_AUTOCONF_MINVERSION > AC_PREREQ([$autoconf_minversion]) )" || \
+       func_fatal_error "minimum supported autoconf version is 2.64. Try adding AC_PREREQ([$DEFAULT_AUTOCONF_MINVERSION]) to your configure.ac." ;;
+   esac
+