From: sof <unknown>
Date: Mon, 25 Jun 2001 17:28:30 +0000 (+0000)
Subject: [project @ 2001-06-25 17:28:30 by sof]
X-Git-Tag: Approximately_9120_patches~1720
X-Git-Url: http://git.megacz.com/?a=commitdiff_plain;h=6b6f88da9bfde8f26531ba595a0e47be72db5bb0;p=ghc-hetmet.git

[project @ 2001-06-25 17:28:30 by sof]
Replace GHC version testing with something a bit more sturdy
---

diff --git a/ghc/compiler/Makefile b/ghc/compiler/Makefile
index 5a19f7d..4429348 100644
--- a/ghc/compiler/Makefile
+++ b/ghc/compiler/Makefile
@@ -1,5 +1,5 @@
 # -----------------------------------------------------------------------------
-# $Id: Makefile,v 1.162 2001/06/23 10:54:07 panne Exp $
+# $Id: Makefile,v 1.163 2001/06/25 17:28:30 sof Exp $
 
 TOP = ..
 include $(TOP)/mk/boilerplate.mk
@@ -95,16 +95,24 @@ DIRS += ilxGen
 SRC_HC_OPTS += -DILX
 endif
 
+#
+# Canonicalize the GHC version number - assume it is has the form x.yy.[z].
+#
+# [First sed substitution gets rid of the '.' - second appends a '0' if the
+#  'z' portion is missing]
+#
+CANON_HC_VERSION=$(shell echo "$(GhcVersion)" | sed -e 's/\.//g;s/^\(...\)$$/\10/g')
+
 ifeq "$(BootingFromHc)" "YES"
 # HC files are always from a self-booted compiler
-ghc_411_at_least = 1
+ghc_411_at_least = YES
 else
-ghc_411_at_least = $(shell expr "$(GhcVersion)" \>= 4.11)
+ghc_411_at_least=$(shell if (test $(CANON_HC_VERSION) -ge 4110); then echo YES; else echo NO; fi)
 endif
 
 # Only include GHCi if we're bootstrapping with at least version 411
 ifeq "$(GhcWithInterpreter)" "YES"
-ifeq "$(ghc_411_at_least)" "1"
+ifeq "$(ghc_411_at_least)" "YES"
 SRC_HC_OPTS += -DGHCI
 DIRS += ghci
 endif
@@ -114,8 +122,9 @@ endif
 # for explanatory comment as to what this does.
 ifeq "$(MinimalUnixDeps)" "YES"
 SRC_HC_OPTS += -DMINIMAL_UNIX_DEPS
-ghc_501_at_least = $(shell expr "$(GhcVersion)" \> 5.00)
-ifneq "$(ghc_501_at_least)" "1"
+ghc_501_at_least = $(shell if (test $(CANON_HC_VERSION) -gt 5000); then echo YES; else echo NO; fi)
+
+ifneq "$(ghc_501_at_least)" "YES"
 boot ::
 	$(CP) ../lib/std/cbits/system.c main
 C_SRCS += main/system.c
@@ -222,7 +231,7 @@ main/ParsePkgConf_HC_OPTS	+= -fno-warn-incomplete-patterns
 
 # The latest GHC version doesn't have a -K option yet, and it doesn't
 # seem to be necessary anymore for the modules below.
-ifeq "$(ghc_411_at_least)" "0"
+ifeq "$(ghc_411_at_least)" "NO"
 rename/ParseIface_HC_OPTS 	+= -K2m
 parser/Parser_HC_OPTS 		+= -K2m
 endif