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authorjoerg <joerg@pkgsrc.org>2009-03-20 19:23:50 +0000
committerjoerg <joerg@pkgsrc.org>2009-03-20 19:23:50 +0000
commit2d1ba244e90207d03eef397a99aa4091baeec5b3 (patch)
tree647e974495c5d41703d41ca2e71c9b6063b9153a /mk/defaults
parent4bf0a20854ae9e07b7965977a713f2efee890976 (diff)
downloadpkgsrc-2d1ba244e90207d03eef397a99aa4091baeec5b3.tar.gz
Simply and speed up buildlink3.mk files and processing.
This changes the buildlink3.mk files to use an include guard for the recursive include. The use of BUILDLINK_DEPTH, BUILDLINK_DEPENDS, BUILDLINK_PACKAGES and BUILDLINK_ORDER is handled by a single new variable BUILDLINK_TREE. Each buildlink3.mk file adds a pair of enter/exit marker, which can be used to reconstruct the tree and to determine first level includes. Avoiding := for large variables (BUILDLINK_ORDER) speeds up parse time as += has linear complexity. The include guard reduces system time by avoiding reading files over and over again. For complex packages this reduces both %user and %sys time to half of the former time.
Diffstat (limited to 'mk/defaults')
-rw-r--r--mk/defaults/mk.conf4
1 files changed, 2 insertions, 2 deletions
diff --git a/mk/defaults/mk.conf b/mk/defaults/mk.conf
index 25684949d42..dce0b36a14a 100644
--- a/mk/defaults/mk.conf
+++ b/mk/defaults/mk.conf
@@ -1,4 +1,4 @@
-# $NetBSD: mk.conf,v 1.183 2009/03/08 15:27:59 tron Exp $
+# $NetBSD: mk.conf,v 1.184 2009/03/20 19:25:01 joerg Exp $
#
# This file provides default values for variables that may be overridden
@@ -218,7 +218,7 @@ PREFER_NATIVE?= yes
# When building packages, whether to prefer the pkgsrc or native
# versions of software that's also part of the base system. Its value
# can be either yes/no, or a list of packages as named in the
-# BUILDLINK_PACKAGES line in a package's buildlink3.mk file.
+# BUILDLINK_TREE line in a package's buildlink3.mk file.
# Preferences are determined by the most specific instance of the
# package in either PREFER_PKGSRC or PREFER_NATIVE. If a package is
# specified in neither or in both variables, then PREFER_PKGSRC has