1 files changed, 79 insertions, 0 deletions
diff --git a/mk/pkgtasks/info_files.mk b/mk/pkgtasks/info_files.mk
new file mode 100644
index 00000000000..7c6edab6ac2
--- /dev/null
+++ b/mk/pkgtasks/info_files.mk
@@ -0,0 +1,79 @@
+# $NetBSD: info_files.mk,v 1.1 2017/06/01 02:06:04 jlam Exp $
+#
+# Copyright (c) 2017 The NetBSD Foundation, Inc.
+# All rights reserved.
+#
+# This code is derived from software contributed to The NetBSD Foundation
+# by Johnny C. Lam.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# 1. Redistributions of source code must retain the above copyright
+#    notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+#    notice, this list of conditions and the following disclaimer in the
+#    documentation and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
+
+# Generate the data file for the info_files package task.
+
+# INFO_DIR
+#	The location of the directory containing the "dir" index file
+#	to be updated.  If the location is a relative path, then it
+#	is taken to be relative to ${PREFIX}.
+#
+#	Possible: any path
+#	Default: (empty)
+#
+_PKG_VARS.pkgtasks+=	INFO_DIR
+INFO_DIR?=		# empty
+
+# Strip leading "${PREFIX}/" from the directory pathname.
+_INFO_DIR=		${INFO_DIR:S|^${PREFIX}/||g}
+
+# INFO_FILES
+#	Whether the package has GNU info files that need to trigger an
+#	update of the "dir" index files.
+#
+#	Possible: set, or unset
+#	Default: unset
+#
+_PKG_VARS.pkgtasks+=	INFO_FILES
+
+.if defined(INFO_FILES)
+USE_TOOLS+=		install-info:run
+FILES_SUBST+=		INSTALL_INFO=${INSTALL_INFO:Q}
+USE_PKGTASKS=		yes	# trigger pkgtasks dependency if needed
+.endif
+
+_PKGTASKS_DATA.info_files=	${_PKGTASKS_DIR}/info_files
+_PKGTASKS_DATAFILES+=		${_PKGTASKS_DATA.info_files}
+
+# ${INFO_FILES_cmd} is defined by the plist module.
+${_PKGTASKS_DATA.info_files}:
+	${RUN}${MKDIR} ${.TARGET:H:Q}
+.if defined(INFO_FILES)
+	${RUN}${INFO_FILES_cmd} |					\
+	while IFS= read file; do					\
+		infodir=${_INFO_DIR:Q};					\
+		case $$infodir in					\
+		"")	${ECHO} "# INFO: $$file" ;;			\
+		*)	${ECHO} "# INFO: $$file $$infodir" ;;		\
+		esac;							\
+	done > ${.TARGET:Q}.tmp
+.else
+	${RUN}exec > ${.TARGET:Q}.tmp
+.endif
+	${RUN}${MV} ${.TARGET:Q}.tmp ${.TARGET:Q}