Overhauled building

- config.h -> config.def.h
- Create config.h during make, if it does not exist
- Nice make output
- Use XFLAGS and XLIBS to include additional compile-time features,
  which depend on third-party libraries

1 files changed, 52 insertions, 18 deletions

diff --git a/Makefile b/Makefile
index 2b0b739..8cf5a9a 100644
--- a/Makefile
+++ b/Makefile
@@ -1,30 +1,64 @@
-all: sxiv
+VERSION = git-20110908
 
-VERSION = git-20110906
-
-CC = gcc
-DESTDIR =
-PREFIX = /usr/local
-CFLAGS = -Wall -pedantic -O2 -DVERSION=\"$(VERSION)\" -DHAVE_GIFLIB
+CC      = gcc
+CFLAGS  = -Wall -pedantic -O2
 LDFLAGS =
-LIBS = -lX11 -lImlib2 -lgif
+LIBS    = -lX11 -lImlib2
+
+PREFIX    = /usr/local
+MANPREFIX = $(PREFIX)/share/man
 
 SRC = commands.c image.c main.c options.c thumbs.c util.c window.c
 OBJ = $(SRC:.c=.o)
 
-sxiv:	$(OBJ)
-	$(CC) $(LDFLAGS) -o $@ $(OBJ) $(LIBS)
+all: options sxiv
 
-$(OBJ): Makefile config.h
+options:
+	@echo "sxiv build options:"
+	@echo "CC      = $(CC)"
+	@echo "CFLAGS  = $(CFLAGS)"
+	@echo "XFLAGS  = $(XFLAGS)"
+	@echo "LDFLAGS = $(LDFLAGS)"
+	@echo "XLIBS   = $(XLIBS)"
+	@echo "PREFIX  = $(PREFIX)"
 
 .c.o:
-	$(CC) $(CFLAGS) -c -o $@ $<
+	@echo "CC $<"
+	@$(CC) $(CFLAGS) $(XFLAGS) -DVERSION=\"$(VERSION)\" -c -o $@ $<
 
-install: all
-	install -D -m 755 -o root -g root sxiv $(DESTDIR)$(PREFIX)/bin/sxiv
-	mkdir -p $(DESTDIR)$(PREFIX)/share/man/man1
-	sed "s/VERSION/$(VERSION)/g" sxiv.1 > $(DESTDIR)$(PREFIX)/share/man/man1/sxiv.1
-	chmod 644 $(DESTDIR)$(PREFIX)/share/man/man1/sxiv.1
+$(OBJ): Makefile config.h
+
+config.h:
+	@echo "creating $@ from config.def.h"
+	@cp config.def.h $@
+
+sxiv:	$(OBJ)
+	@echo "CC -o $@"
+	@$(CC) $(LDFLAGS) -o $@ $(OBJ) $(LIBS) $(XLIBS)
 
 clean:
-	rm -f $(OBJ) sxiv
+	@echo "cleaning"
+	@rm -f $(OBJ) sxiv sxiv-$(VERSION).tar.gz
+
+dist: clean
+	@echo "creating dist tarball"
+	@mkdir -p sxiv-$(VERSION)
+	@cp LICENSE Makefile Makefile.netbsd README.md config.def.h \
+	    sxiv.1 $(SRC) sxiv-$(VERSION)
+	@tar -cf sxiv-$(VERSION).tar sxiv-$(VERSION)
+	@gzip sxiv-$(VERSION).tar
+	@rm -rf sxiv-$(VERSION)
+
+install: all
+	@echo "installing executable file to $(DESTDIR)$(PREFIX)/bin"
+	@install -D -m 755 sxiv $(DESTDIR)$(PREFIX)/bin/sxiv
+	@echo "installing manual page to $(DESTDIR)$(MANPREFIX)/man1"
+	@mkdir -p $(DESTDIR)$(MANPREFIX)/man1
+	@sed "s/VERSION/$(VERSION)/g" sxiv.1 > $(DESTDIR)$(MANPREFIX)/man1/sxiv.1
+	@chmod 644 $(DESTDIR)$(MANPREFIX)/man1/sxiv.1
+
+uninstall:
+	@echo "removing executable file from $(DESTDIR)$(PREFIX)/bin"
+	@rm -f $(DESTDIR)$(PREFIX)/bin/sxiv
+	@echo "removing manual page from $(DESTDIR)$(MANPREFIX)/man1"
+	@rm -f $(DESTDIR)$(MANPREFIX)/man1/sxiv.1