1 files changed, 67 insertions, 0 deletions
diff --git a/doc/sidebar.awk b/doc/sidebar.awk
new file mode 100644
index 00000000..bb381aa3
--- /dev/null
+++ b/doc/sidebar.awk
@@ -0,0 +1,67 @@
+# sidebar.awk --- add support for sidebars, other stuff to gawk.texi
+
+# Copyright (C) 2013 the Free Software Foundation, Inc.
+# 
+# This file is part of GAWK, the GNU implementation of the
+# AWK Programming Language.
+# 
+# GAWK 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 3 of the License, or
+# (at your option) any later version.
+# 
+# GAWK is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# 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
+
+BEGIN {
+	print "% ****************************************************"
+	print "% * DO NOT MODIFY THIS FILE!!!!                      *"
+	print "% * It was generated from gawktexi.in by sidebar.awk *"
+	print "% * Edit gawktexi.in instead.                        *"
+	print "% ****************************************************"
+}
+
+/^@sidebar/ {
+	sub(/^@sidebar[[:space:]]+/, "", $0)
+	title = $0
+	body = ""
+	collecting = 1
+	next
+}
+
+/^@end[[:space:]]+sidebar[[:space:]]*$/ {
+	collecting = 0
+	printf "@cindex sidebar, %s\n", title
+	printf "@ifdocbook\n"
+		printf "@docbook\n"
+		printf "<sidebar><title>%s</title>\n", title
+		printf "@end docbook\n"
+			print  body
+		print ""
+		printf "@docbook\n"
+		printf "</sidebar>\n"
+		printf "@end docbook\n"
+	printf "@end ifdocbook\n\n"
+
+	printf "@ifnotdocbook\n"
+		printf "@cartouche\n"
+		printf "@center @b{%s}\n\n", title
+			print  body
+		printf "@end cartouche\n"
+	printf "@end ifnotdocbook\n"
+	body = ""
+	next
+}
+
+collecting == 1 {
+	body = body RS $0
+	next
+}
+
+{ print }