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authorjoerg <joerg>2009-03-20 19:23:50 +0000
committerjoerg <joerg>2009-03-20 19:23:50 +0000
commit75fb5bb7e7604eb9547fecf17d31c5f8f7bc55fd (patch)
tree647e974495c5d41703d41ca2e71c9b6063b9153a /databases/dbh/buildlink3.mk
parent1e5847233e0f63b08e108a58553ab24d554cda0f (diff)
downloadpkgsrc-75fb5bb7e7604eb9547fecf17d31c5f8f7bc55fd.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 'databases/dbh/buildlink3.mk')
-rw-r--r--databases/dbh/buildlink3.mk19
1 files changed, 6 insertions, 13 deletions
diff --git a/databases/dbh/buildlink3.mk b/databases/dbh/buildlink3.mk
index 08a3f459350..171645ef6fe 100644
--- a/databases/dbh/buildlink3.mk
+++ b/databases/dbh/buildlink3.mk
@@ -1,19 +1,12 @@
-# $NetBSD: buildlink3.mk,v 1.7 2006/07/08 23:10:39 jlam Exp $
+# $NetBSD: buildlink3.mk,v 1.8 2009/03/20 19:24:05 joerg Exp $
-BUILDLINK_DEPTH:= ${BUILDLINK_DEPTH}+
-DBH_BUILDLINK3_MK:= ${DBH_BUILDLINK3_MK}+
+BUILDLINK_TREE+= dbh
-.if !empty(BUILDLINK_DEPTH:M+)
-BUILDLINK_DEPENDS+= dbh
-.endif
+.if !defined(DBH_BUILDLINK3_MK)
+DBH_BUILDLINK3_MK:=
-BUILDLINK_PACKAGES:= ${BUILDLINK_PACKAGES:Ndbh}
-BUILDLINK_PACKAGES+= dbh
-BUILDLINK_ORDER:= ${BUILDLINK_ORDER} ${BUILDLINK_DEPTH}dbh
-
-.if !empty(DBH_BUILDLINK3_MK:M+)
BUILDLINK_API_DEPENDS.dbh+= dbh>=1.0.22
BUILDLINK_PKGSRCDIR.dbh?= ../../databases/dbh
-.endif # DBH_BUILDLINK3_MK
+.endif # DBH_BUILDLINK3_MK
-BUILDLINK_DEPTH:= ${BUILDLINK_DEPTH:S/+$//}
+BUILDLINK_TREE+= -dbh