From bdccbad1c7da40d80f976858582574eb3c76dd40 Mon Sep 17 00:00:00 2001
From: Kaz Kylheku <kaz@kylheku.com>
Date: Wed, 4 Nov 2009 12:10:24 -0800
Subject: Build configuration via configure script, with cross compiling
 support. (Tested by cross-compiling txr on an x86 GNU/Linux system to run on
 a MIPS-based GNU/Linux system).

---
 Makefile | 17 +++++++++--------
 1 file changed, 9 insertions(+), 8 deletions(-)

(limited to 'Makefile')

diff --git a/Makefile b/Makefile
index 55adb34f..c4eac356 100644
--- a/Makefile
+++ b/Makefile
@@ -26,19 +26,13 @@
 # Test data in the tests/ directory is in the public domain,
 # unless it contains notices to the contrary.
 
-OPT_FLAGS := -O2
-LANG_FLAGS := -ansi -D_GNU_SOURCE
-DIAG_FLAGS := -Wall
-DBG_FLAGS := -g
-LEX_DBG_FLAGS :=
-TXR_DBG_OPTS := --gc-debug
-LEXLIB := fl
+-include config.make
 
 CFLAGS := $(LANG_FLAGS) $(DIAG_FLAGS) $(OPT_FLAGS) $(DBG_FLAGS)
 
 OBJS := txr.o lex.yy.o y.tab.o match.o lib.o regex.o gc.o unwind.o stream.o
 txr: $(OBJS)
-	$(CC) $(CFLAGS) -o $@ $^ -l$(LEXLIB)
+	$(CC) $(CFLAGS) -o $@ $^ $(LEXLIB)
 
 -include dep.mk
 
@@ -52,6 +46,9 @@ clean:
 	rm -f txr $(OBJS) \
 	  y.tab.c lex.yy.c y.tab.h y.output $(TESTS:.ok=.out)
 
+distclean: clean
+	rm -f config.make
+
 depend: txr
 	./txr depend.txr > dep.mk
 
@@ -71,3 +68,7 @@ tests/004/%: TXR_ARGS := -a 123 -b -c
 %.expected: %.txr
 	./txr $(TXR_OPTS) $^ $(TXR_ARGS) > $@
 
+
+config.make:
+	@echo "config.make missing: you didn't run ./configure"
+	@exit 1
-- 
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