X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~mdw/git/preload-hacks/blobdiff_plain/2906706dbaeb4eb4142f928d1ead0812461f2e78..dc3956b3f2f9b13bbf93df2ed7295407cc90ab86:/Makefile

diff --git a/Makefile b/Makefile
index eaab421..5cd1144 100644
--- a/Makefile
+++ b/Makefile
@@ -1,63 +1,210 @@
-PACKAGE = preload-hacks
-VERSION = 1.0.0
-
-prefix = /usr/local
-exec_prefix = ${prefix}
-bindir = ${exec_prefix}/bin
-libdir = ${exec_prefix}/lib
-mandir = ${prefix}/man
-man1dir = ${mandir}/man1
-
-CC = gcc
-LD = gcc
-CFLAGS = -O2 -g -fPIC -Wall
-LDFLAGS = -shared
-LDLIBS = -ldl
-INST_BIN = install -c -m755
-INST_LIB = install -c -m644
-INST_MAN = install -c -m644
-INST_BIN = install -c -m755
-MKDIRS = install -d -m755
-DESTDIR =
-
-LIBS = noip.so uopen.so
-MAN1 = $(patsubst %.so, %.1, $(LIBS))
-SCRIPTS = $(patsubst %.so, %, $(LIBS))
-TARGETS = $(LIBS) $(SCRIPTS)
-SOURCES = noip.c uopen.c withlib.in
+### -*-makefile-*-
+###
+### Makefile for preload-hacks
+###
+### (c) 2008 Straylight/Edgeware
+###
+
+###----- Licensing notice ---------------------------------------------------
+###
+### This file is part of the preload-hacks package.
+###
+### Preload-hacks are free software; you can redistribute it and/or modify
+### them under the terms of the GNU General Public License as published by
+### the Free Software Foundation; either version 2 of the License, or (at
+### your option) any later version.
+###
+### Preload-hacks are distributed in the hope that it will be useful, but
+### WITHOUT ANY WARRANTY; without even the implied warranty of
+### MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General
+### Public License for more details.
+###
+### You should have received a copy of the GNU General Public License along
+### with preload-hacks; if not, write to the Free Software Foundation, Inc.,
+### 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+PACKAGE			 = preload-hacks
+VERSION			:= $(shell ./auto-version)
+
+###--------------------------------------------------------------------------
+### Configuration.
+
+## Where to install things.
+prefix			 = /usr/local
+exec_prefix		 = ${prefix}
+bindir			 = ${exec_prefix}/bin
+libdir			 = ${exec_prefix}/lib
+datadir			 = ${prefix}/share
+mandir			 = ${datadir}/man
+man1dir			 = ${mandir}/man1
+
+## Private installation tree for packagers.
+DESTDIR			 =
+
+###--------------------------------------------------------------------------
+### Quiet building.
+
+## Verbosity.
+V			 = 0
+
+## Compilation.
+V_CC			 = $(V_CC_$(V))$(CC)
+V_CC_0			 = @echo "  CC     $@";
+
+## Linking.
+V_LD			 = $(V_LD_$(V))$(LD)
+V_LD_0			 = @echo "  LD     $@";
+
+## Generation.
+V_GEN			 = $(V_GEN_$(V))
+V_GEN_0			 = @echo "  GEN    $@";
+
+###--------------------------------------------------------------------------
+### Build parameters.
+
+## Mess with these if you like.
+CC			 = gcc
+LD			 = gcc
+CFLAGS			 = -O2 -g -Wall
+LDFLAGS			 =
+LDLIBS			 = -ldl
+INSTALL			 = install
+INST_BIN		 = $(INSTALL) -c -m755
+INST_LIB		 = $(INSTALL) -c -m644
+INST_MAN		 = $(INSTALL) -c -m644
+INST_BIN		 = $(INSTALL) -c -m755
+MKDIRS			 = $(INSTALL) -d -m755
+
+## Probably best if you leave these alone.
+REAL_CFLAGS		 = $(CFLAGS) -fPIC
+REAL_LDFLAGS		 = $(LDFLAGS) -shared
+
+###--------------------------------------------------------------------------
+### Main targets.
+
+## noip
+HACKS			+= noip
+NOIP_SOURCES		 = noip.c
+DISTFILES		+= $(NOIP_SOURCES)
+
+## uopen
+HACKS			+= uopen
+UOPEN_SOURCES		 = uopen.c
+DISTFILES		+= $(UOPEN_SOURCES)
+
+## Libraries.
+LIBS			+= $(addsuffix .so, $(HACKS))
+TARGETS			+= $(LIBS)
+
+## Scripts.
+SCRIPTS			 = $(HACKS)
+TARGETS			+= $(SCRIPTS)
+DISTFILES		+= withlib.in
+
+## Manual pages.
+MAN1			+= $(addsuffix .1, $(HACKS))
+DISTFILES		+= $(MAN1)
+
+###--------------------------------------------------------------------------
+### Distribution arrangements.
+
+## Names.
+distdir			 = $(PACKAGE)-$(VERSION)
+DISTTAR			 = $(distdir).tar.gz
+
+## Distribute the build utilities.
+DISTFILES		+= Makefile
+DISTFILES		+= auto-version
+
+## Documentation.
+DISTFILES		+= README
+
+## Licensing.
+DISTFILES		+= COPYING
+
+## Debian.
+debpkg			 = noip uopen
+DISTFILES		+= debian/changelog debian/copyright
+DISTFILES		+= debian/control debian/rules debian/compat
+DISTFILES		+= debian/source/format
+DISTFILES		+= $(patsubst %, debian/%.install, $(debpkg))
+DISTFILES		+= $(patsubst %, debian/%.lintian-overrides, \
+				$(debpkg))
+
+###--------------------------------------------------------------------------
+### Building.
+
 all: $(TARGETS)
+.PHONY: ALL
+
+clean:
+	rm -f *.o $(TARGETS)
+.PHONY: clean
+
+## Building sources.
 %.o: %.c
-	$(CC) -c $(CFLAGS) $< -o $@
-noip.so: $(patsubst %.c, %.o, noip.c)
-	$(LD) $(LDFLAGS) $< $(LDLIBS) -o $@
-uopen.so: $(patsubst %.c, %.o, uopen.c)
-	$(LD) $(LDFLAGS) $< $(LDLIBS) -o $@
-$(SCRIPTS): withlib.in
-	for i in $(SCRIPTS); do \
-	  sed "s/@lib@/$$i/" withlib.in >$$i.new || exit 1; \
-	  mv $$i.new $$i || exit 1; \
-	done
+	$(V_CC) -c $(REAL_CFLAGS) $< -o $@
+
+## Constructing preload hacks.
+noip.so: $(patsubst %.c, %.o, $(NOIP_SOURCES))
+	$(V_LD) $(REAL_LDFLAGS) $< $(LDLIBS) -o $@
+uopen.so: $(patsubst %.c, %.o, $(UOPEN_SOURCES))
+	$(V_LD) $(REAL_LDFLAGS) $< $(LDLIBS) -o $@
+
+## Constructing the scripts.
+$(SCRIPTS): %: withlib.in
+	$(V_GEN)sed "s/@lib@/$@/" withlib.in >$@.new && \
+		chmod +x $@.new && mv $@.new $@
+
+###--------------------------------------------------------------------------
+### Installation.
+
 install: all
-	$(MKDIRS) $(addprefix $(DESTDIR), \
-		$(bindir) $(libdir) $(bindir) $(man1dir))
-	$(INST_LIB) $(LIBS) $(DESTDIR)$(libdir)
+	$(MKDIRS) $(DESTDIR)$(bindir)
 	$(INST_BIN) $(SCRIPTS) $(DESTDIR)$(bindir)
+	$(MKDIRS) $(DESTDIR)$(libdir)
+	$(INST_BIN) $(LIBS) $(DESTDIR)$(libdir)
+	$(MKDIRS) $(DESTDIR)$(man1dir)
 	$(INST_MAN) $(MAN1) $(DESTDIR)$(man1dir)
+.PHONY: install
+
 uninstall:
 	rm -f $(addprefix $(DESTDIR)$(libdir)/, $(LIBS))
 	rm -f $(addprefix $(DESTDIR)$(bindir)/, $(SCRIPTS))
 	rm -f $(addprefix $(DESTDIR)$(man1dir)/, $(MAN1))
-DISTDIR = $(PACKAGE)-$(VERSION)
-DISTTAR = $(DISTDIR).tar.gz
+.PHONY: uninstall
+
+###--------------------------------------------------------------------------
+### Distribution.
+
 distdir:
-	rm -rf $(DISTDIR)
-	mkdir $(DISTDIR)
-	ln $(SOURCES) $(MAN1) Makefile $(DISTDIR)
-	mkdir $(DISTDIR)/debian
-	ln debian/rules debian/copyright debian/changelog debian/control \
-	  debian/*.install $(DISTDIR)/debian
+	rm -rf $(distdir)
+	mkdir $(distdir)
+	echo $(VERSION) >$(distdir)/RELEASE
+	for i in $(DISTFILES); do \
+	  case "$$i" in \
+	    */*) \
+	      d=$${i%/*} && $(MKDIRS) $(distdir)/$$d || exit 1 \
+	      ;; \
+	  esac; \
+	  ln $$i $(distdir)/$$i || exit 1; \
+	done
+.PHONY: distdir
+
 dist: distdir
-	tar chozf $(DISTTAR) $(DISTDIR)
-	rm -rf $(DISTDIR)	
-clean:
-	rm -f *.o $(OBJECTS) $(TARGETS)
+	tar chozf $(DISTTAR) $(distdir)
+	rm -rf $(distdir)
+.PHONY: dist
+
+distcheck: dist
+	rm -rf _distcheck
+	mkdir _distcheck
+	cd _distcheck && \
+	tar xvfz ../$(DISTTAR) && \
+	cd $(distdir) && \
+	make && \
+	make install DESTDIR=../_install && \
+	make dist
+	rm -rf _distcheck
+
+###----- That's all, folks --------------------------------------------------