maint: fix gendocs.sh permissions

[gnulib.git] / build-aux / x-to-1.in

diff --git a/build-aux/x-to-1.in b/build-aux/x-to-1.in
index 9010cf2..758c72a 100644 (file)
--- a/build-aux/x-to-1.in
+++ b/build-aux/x-to-1.in
@@ -1,11 +1,11 @@
 #! /bin/sh
 #
-# Copyright (C) 2001, 2003 Free Software Foundation, Inc.
+# Copyright (C) 2001-2013 Free Software Foundation, Inc.
 #
-# This program is free software; you can redistribute it and/or modify
+# This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2, or (at your option)
-# any later version.
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -13,12 +13,14 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software Foundation,
-# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
 
 # This program creates a program's manual from the .x skeleton and its --help
 # output.
+# The .x skeleton is a file containing manual page text that is not part of the
+# --help output. It is passed to help2man via its --include option. Its format
+# is described in the help2man documentation.
 
 update=
 while true; do
@@ -42,9 +44,9 @@ progname=`basename $aux .x`
 case "$PERL" in *"/missing perl") perlok=no;; *) perlok=yes;; esac
 if test @CROSS_COMPILING@ = no && test -f $executable && test $perlok = yes; then
   echo "Updating man page $output"
-  echo "$HELP2MAN --include=$aux $executable > $output"
+  echo "$PERL $HELP2MAN --include=$aux $executable > $output"
   rm -f t-$progname.1
-  $HELP2MAN --include=$aux $executable > t-$progname.1 || exit 1
+  $PERL $HELP2MAN --include=$aux $executable > t-$progname.1 || exit 1
   if test -n "$update"; then
     # In --update mode, don't overwrite the output if nothing would change.
     if cmp t-$progname.1 $output >/dev/null 2>&1; then