From: simonmar <unknown>
Date: Wed, 30 Jan 2002 13:13:55 +0000 (+0000)
Subject: [project @ 2002-01-30 13:13:55 by simonmar]
X-Git-Tag: Approximately_9120_patches~219
X-Git-Url: http://git.megacz.com/?a=commitdiff_plain;h=0f8bc60689203fa9b7ce4a01b72e6022b3d1877d;hp=975ef2973d45ce40761145e5573a6e9020e2b297;p=ghc-hetmet.git

[project @ 2002-01-30 13:13:55 by simonmar]
Oops, better not pre-compute PRE_SRCS in paths.mk, because ALL_DIRS is
not set yet.  Instead, defer it until we include target.mk.
---

diff --git a/mk/paths.mk b/mk/paths.mk
index 51a75f4..a48fc7b 100644
--- a/mk/paths.mk
+++ b/mk/paths.mk
@@ -111,7 +111,7 @@ INSTALL_DIR     = $(FPTOOLS_TOP)/glafp-utils/mkdirhier/mkdirhier
 
 # NB. use := rather than = here, otherwise the wildcard will get re-computed
 # every time PRE_SRCS is expanded (this happens a lot).
-PRE_SRCS    := $(wildcard $(patsubst ./%, %,  \
+ALL_SRCS    = $(wildcard $(patsubst ./%, %,  \
 		   $(patsubst %,%/*.hs,   . $(ALL_DIRS)) \
 		   $(patsubst %,%/*.lhs,  . $(ALL_DIRS)) \
 		   $(patsubst %,%/*.y,    . $(ALL_DIRS)) \
@@ -125,6 +125,8 @@ PRE_SRCS    := $(wildcard $(patsubst ./%, %,  \
 		   $(patsubst %,%/*.hsc,  . $(ALL_DIRS)) \
 	       ))
 
+# ALL_SRCS is computed once and for all into PRE_SRCS at the top of target.mk.
+
 PRE_HS_SRCS  = $(filter %.hs,  $(PRE_SRCS))
 PRE_LHS_SRCS = $(filter %.lhs, $(PRE_SRCS))
 
diff --git a/mk/target.mk b/mk/target.mk
index 59f00ef..26ee2c7 100644
--- a/mk/target.mk
+++ b/mk/target.mk
@@ -34,6 +34,12 @@
 #
 
 ##################################################################
+# Pre-compute the list of sources so we don't have to do this 
+# multiple times.  See paths.mk.
+
+PRE_SRCS := $(ALL_SRCS)
+
+##################################################################
 # 		FPtools standard targets
 #
 # depend: