rework Makefile for standalone building

if this is ever integrated into pam it will be autotools anyways
use ?= and += to better work with distribution's build systems

1 files changed, 25 insertions, 97 deletions

diff --git a/Makefile b/Makefile
index da956d3..364cee0 100644
--- a/Makefile
+++ b/Makefile
@@ -1,112 +1,40 @@
-# $Id: Makefile,v 1.5 2002-06-09 21:01:46 cpbotha Exp $
-#
-# This Makefile controls a build process of $(TITLE) module for
-# Linux-PAM. You should not modify this Makefile (unless you know
-# what you are doing!).
-#
+PAM_LIB_DIR ?= $(DESTDIR)/lib/security
+INSTALL ?= install
+CFLAGS ?= -O2 -g -Wall -Wformat-security
 
-include ../../Make.Rules
+CFLAGS += -fPIC
+LDFLAGS += -Wl,-x -shared
 
-ifeq ($(HAVE_LIBCRYPT),yes)
-  EXTRALS += -lcrypt
-endif
-
-TITLE=pam_pwdfile
-CFLAGS += -D_BSD_SOURCE
-
-md5_good.o: md5.c
-	$(CC) $(CFLAGS) $(CPPFLAGS) -DHIGHFIRST -D'MD5Name(x)=Good##x' \
-		$(TARGET_ARCH) -c $< -o $@
-
-md5_broken.o: md5.c
-	$(CC) $(CFLAGS) $(CPPFLAGS) -D'MD5Name(x)=Broken##x' \
-		$(TARGET_ARCH) -c $< -o $@
-
-md5_crypt_good.o: md5_crypt.c
-	$(CC) $(CFLAGS) $(CPPFLAGS) -D'MD5Name(x)=Good##x' \
-		$(TARGET_ARCH) -c $< -o $@
-
-md5_crypt_broken.o: md5_crypt.c
-	$(CC) $(CFLAGS) $(CPPFLAGS) -D'MD5Name(x)=Broken##x' \
-		$(TARGET_ARCH) -c $< -o $@
-
-##### The following mostly from Simple.Rules
-#####  * modifications to first 5 definitions
-
-LIBFILES = $(TITLE) bigcrypt
-LIBSRC = $(addsuffix .c,$(LIBFILES)) md5.c md5_crypt.c
-LIBOBJ = $(addsuffix .o,$(LIBFILES))
-LIBOBJD = $(addprefix dynamic/,$(LIBOBJ)) md5_good.o md5_broken.o md5_crypt_good.o md5_crypt_broken.o
-LIBOBJS = $(addprefix static/,$(LIBOBJ)) md5_good.o md5_broken.o md5_crypt_good.o md5_crypt_broken.o
-
-ifdef DYNAMIC
+TITLE = pam_pwdfile
 LIBSHARED = $(TITLE).so
-endif
-
-ifdef STATIC
-LIBSTATIC = lib$(TITLE).o
-endif
-
-####################### don't edit below #######################
+LDLIBS = -lcrypt -lpam
+LIBOBJ = $(TITLE).o md5_good.o md5_broken.o md5_crypt_good.o md5_crypt_broken.o bigcrypt.o
+CPPFLAGS_MD5_GOOD = -D'MD5Name(x)=Good\#\#x'
+CPPFLAGS_MD5_BROKEN = -DHIGHFIRST -D'MD5Name(x)=Broken\#\#x'
 
-all: dirs $(LIBSHARED) $(LIBSTATIC) register
 
-dynamic/%.o : %.c
-	$(CC) $(CFLAGS) $(DYNAMIC) $(TARGET_ARCH) -c $< -o $@
+all: $(LIBSHARED)
 
-static/%.o : %.c
-	$(CC) $(CFLAGS) $(STATIC) $(TARGET_ARCH) -c $< -o $@
+$(LIBSHARED): $(LIBOBJ)
+	$(CC) $(LDFLAGS) $(LIBOBJ) $(LDLIBS) -o $@
 
-dirs:
-ifdef DYNAMIC
-	$(MKDIR) ./dynamic
-endif
-ifdef STATIC
-	$(MKDIR) ./static
-endif
 
-register:
-ifdef STATIC
-	( cd .. ; ./register_static $(TITLE) $(TITLE)/$(LIBSTATIC) )
-endif
-
-ifdef DYNAMIC
-$(LIBOBJD): $(LIBSRC)
-endif
+md5_good.o: md5.c
+	$(CC) -c $(CPPFLAGS) $(CPPFLAGS_MD5_GOOD) $(CFLAGS) $< -o $@
 
-ifdef DYNAMIC
-$(LIBSHARED):	$(LIBOBJD)
-	$(LD_D) -o $@ $(LIBOBJD) $(EXTRALS) $(NEED_LINK_LIB_C)
-endif
+md5_broken.o: md5.c
+	$(CC) -c $(CPPFLAGS) $(CPPFLAGS_MD5_BROKEN) $(CFLAGS) $< -o $@
 
-ifdef STATIC
-$(LIBOBJS): $(LIBSRC)
-endif
+md5_crypt_good.o: md5_crypt.c
+	$(CC) -c $(CPPFLAGS) $(CPPFLAGS_MD5_GOOD) $(CFLAGS) $< -o $@
 
-ifdef STATIC
-$(LIBSTATIC): $(LIBOBJS)
-	$(LD) -r -o $@ $(LIBOBJS) $(EXTRALS)
-endif
+md5_crypt_broken.o: md5_crypt.c
+	$(CC) -c $(CPPFLAGS) $(CPPFLAGS_MD5_BROKEN) $(CFLAGS) $< -o $@
 
-install: all
-	$(MKDIR) $(FAKEROOT)$(SECUREDIR)
-ifdef DYNAMIC
-	$(INSTALL) -m $(SHLIBMODE) $(LIBSHARED) $(FAKEROOT)$(SECUREDIR)
-endif
-	$(MODULE_SIMPLE_INSTALL)
 
-remove:
-	rm -f $(FAKEROOT)$(SECUREDIR)/$(TITLE).so
-	$(MODULE_SIMPLE_REMOVE)
+install: $(LIBSHARED)
+	$(INSTALL) -m 0755 -d $(PAM_LIB_DIR)
+	$(INSTALL) -m 0755 $(LIBSHARED) $(PAM_LIB_DIR)
 
 clean:
-	rm -f $(LIBOBJD) $(LIBOBJS) core *~
-	$(MODULE_SIMPLE_CLEAN)
-	rm -f *.a *.o *.so *.bak
-	rm -rf dynamic static
-	$(MODULE_SIMPLE_EXTRACLEAN)
-
-.c.o:	
-	$(CC) $(CFLAGS) -c $<
-
-
+	$(RM) *.o *.so