$NetBSD: patch-Makefile,v 1.1 2016/07/20 23:15:52 cheusov Exp $

o Do not force various variables and do not ignore user's CFLAGS and LDFLAGS.
o Properly use DESTDIR, PREFIX and MANDIR.
o Convert INCLUDES to INCS, add LIBS and also honor other include.

--- Makefile.orig	2008-07-26 23:09:18.000000000 +0000
+++ Makefile
@@ -1,9 +1,13 @@
-CC=gcc
-CFLAGS=-Wall -ansi
-DESTDIR=/usr/local/bin
-MANDIR=/usr/share/man/man1
-INCLUDES=-I include
-CPPFLAGS=
+CC?=gcc
+
+PREFIX?=/usr/local
+MANDIR?=man
+
+INCS = -I ./include -I ${PREFIX}/include
+LIBS = -L ${PREFIX}/lib
+
+CFLAGS += -Wall -ansi ${INCS}
+LDFLAGS += ${LIBS}
 
 VPATH=src
 
@@ -15,35 +19,35 @@ csvcut csvgrep csvcount csvcheck csvfix 
 csvcut csvgrep csvcount csvcheck csvfix csvbreak: helper.o
 
 csvcut: csvcut.c 
-	$(CC) $(CPPFLAGS) $(CFLAGS) $(INCLUDES) $^ -o $@ -lcsv
+	$(CC) $(CPPFLAGS) $(CFLAGS) $(LDFLAGS) $^ -o $@ -lcsv
 
 csvgrep: csvgrep.c 
-	$(CC) $(CPPFLAGS) $(CFLAGS) $(INCLUDES) $^ -o $@ -lcsv -lpcre
+	$(CC) $(CPPFLAGS) $(CFLAGS) $(LDFLAGS) $^ -o $@ -lcsv -lpcre
 
 csvcount: csvcount.c 
-	$(CC) $(CPPFLAGS) $(CFLAGS) $(INCLUDES) $^ -o $@ -lcsv
+	$(CC) $(CPPFLAGS) $(CFLAGS) $(LDFLAGS) $^ -o $@ -lcsv
 
 csvcheck: csvcheck.c 
-	$(CC) $(CPPFLAGS) $(CFLAGS) $(INCLUDES) $^ -o $@ -lcsv
+	$(CC) $(CPPFLAGS) $(CFLAGS) $(LDFLAGS) $^ -o $@ -lcsv
 
 csvfix: csvfix.c 
-	$(CC) $(CPPFLAGS) $(CFLAGS) $(INCLUDES) $^ -o $@ -lcsv
+	$(CC) $(CPPFLAGS) $(CFLAGS) $(LDFLAGS) $^ -o $@ -lcsv
 
 csvbreak: csvbreak.c 
-	$(CC) $(CPPFLAGS) $(CFLAGS) $(INCLUDES) $^ -o $@ -lcsv
+	$(CC) $(CPPFLAGS) $(CFLAGS) $(LDFLAGS) $^ -o $@ -lcsv
 
 version.o: version.c
-	$(CC) $(CPPFLAGS) $(CFLAGS) $(INCLUDES) -c $<
+	$(CC) $(CPPFLAGS) $(CFLAGS) $(LDFLAGS) -c $<
 
 helper.o: helper.c
-	$(CC) $(CPPFLAGS) $(CFLAGS) $(INCLUDES) -c $<
+	$(CC) $(CPPFLAGS) $(CFLAGS) $(LDFLAGS) -c $<
 
 install_utils: csvcut csvgrep csvcount csvcheck csvfix csvbreak
-	cp -f $^ $(DESTDIR)
+	cp -f $^ $(DESTDIR)$(PREFIX)/bin
 
-install_man: csvutils.1.gz csvcut.1.gz csvgrep.1.gz csvcount.1.gz \
-             csvcheck.1.gz csvfix.1.gz csvbreak.1.gz
-	cp -f $^ $(MANDIR)
+install_man: csvutils.1 csvcut.1 csvgrep.1 csvcount.1 \
+             csvcheck.1 csvfix.1 csvbreak.1
+	cp -f $^ $(DESTDIR)$(PREFIX)/$(MANDIR)/man1
 
 clean:
 	rm *.o csvcut csvgrep csvcount csvcheck csvfix csvbreak