From 5543dfa42516a12403aaea93816bbd98fdf45318 Mon Sep 17 00:00:00 2001
From: John Denker <jsd@av8n.com>
Date: Mon, 23 Jul 2012 08:43:49 -0700
Subject: the usual automatic dependency-finder

---
 tools/makefile | 27 +++++++++++++++++++++++++--
 1 file changed, 25 insertions(+), 2 deletions(-)

diff --git a/tools/makefile b/tools/makefile
index 5dc7952..08bf17c 100644
--- a/tools/makefile
+++ b/tools/makefile
@@ -10,12 +10,33 @@ CC= /usr/bin/g++ -Wall -g -I $(HOME)/lib/include
 
 .SECONDARY : # do not remove any intermediate files
 
-qprogs = pido hi-q skrewt hi-test mail-scan greylist wripper
+# sources for main programs that go in /var/qmail/bin
+qmain = pido.c hi-q.c skrewt.c hi-test.c mail-scan.c greylist.c wripper.c
+qprogs = $(qmain:%.c=%)
 
-moreprogs = wripper bash-c
+# sources for other main programs:
+moremain = wripper.c bash-c.c 
+moreprogs = $(moremain:%.c=%)
+
+nonmain = 
+
+sources = $(qmain) $(moremain) $(nonmain)
+
+beware_other = checkpassword.c spamc.c
+
+## dependency-finding scheme (with local mods) based on:
+## http://www.gnu.org/manual/make-3.77/html_mono/make.html#SEC42
+## (see also include statement at end of this makefile)
+%.d : %.c
+	@$(SHELL) -ec '$(CXX) -MM $(CXXFLAGS) $< \
+                | sed '\''s/\($*\)\.o[ :]*/\1.o $@ : /g'\'' > $@; \
+                [ -s $@ ] || rm -f $@'
 
 all: $(qprogs) $(moreprogs)
 
+show:
+	: --- $(qprogs) +++ $(moreprogs)
+
 greylist: greylist.o
 	$(CC) $< -lboost_filesystem-mt -o $@
 
@@ -70,3 +91,5 @@ ALWAYS:
 
 ##?? include $(chapters:.htm=.d)
 ##?? include $(fancy:%.htm=aux/%.fig)
+
+include $(sources:.c=.d)
-- 
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