X-Git-Url: http://git.tuebingen.mpg.de/?p=osl.git;a=blobdiff_plain;f=Makefile;h=09ad34b3edcde8ab57ef140ed1ee35e32c61179f;hp=13bac8dd472b31be211b83ee9956e4a690aaf6e7;hb=cc7f7cc534b1b60bad49e99411749cb680aaaf8d;hpb=f3474d8b7d50ca0fd437521f6cbd1febdacb056f;ds=sidebyside

diff --git a/Makefile b/Makefile
index 13bac8d..09ad34b 100644
--- a/Makefile
+++ b/Makefile
@@ -18,12 +18,14 @@ endif
 MKDIR := mkdir -p
 RM := rm -f
 LN := ln
+LD := ld
+OBJCOPY := objcopy
 
 # libosl's versioning consists of three numbers. Let's call them x, y and z.
 # The way x, y and z are interpreted depends on the OS.
 x := 0
 y := 1
-z := 0
+z := 2
 VERSION := $(x).$(y).$(z)
 
 # common flags
@@ -44,7 +46,6 @@ LIBCFLAGS += -fPIC
 LIBCFLAGS += -fvisibility=hidden
 
 uname_s := $(shell uname -s 2>/dev/null || echo "UNKNOWN_OS")
-uname_rs := $(shell uname -rs)
 
 libname := osl
 
@@ -110,6 +111,8 @@ ifeq ($(format),elf)
 endif
 
 all: $(realname) $(executables) $(man_pages)
+shared: $(realname)
+
 Makefile.deps: $(wildcard *.c *.h)
 	$(CC) -MM -MG *.c > $@
 osl.c fsck.c:
@@ -145,6 +148,13 @@ oslfsck.1: oslfsck
 $(realname): $(objects)
 	$(CC) $(LDFLAGS) -o $@ $(objects)
 
+$(libname).sym: osl.h.in
+	sed -Ene '/^int|^const/{s/.*(osl_.*)\(.*/\1/; p;}' $< > $@
+$(libname).ga: $(objects)
+	$(LD) -r -o $@ $(objects)
+lib$(libname).a: $(libname).ga $(libname).sym
+	$(OBJCOPY) --keep-global-symbols $(libname).sym $(libname).ga $@
+
 osl_errors.h: errlist
 	echo '/** public error codes of the osl library. */' > $@
 	sed -e 's/\([A-Z_]*\)	.*/	E_OSL_\1/' \
@@ -163,7 +173,7 @@ osl.h: osl.h.in osl_errors.h Makefile
 	echo '#endif /* _OSL_H */' >> $@
 clean:
 	rm -f *.o $(realname) osl.h osl_errors.h errtab.h fsck.cmdline.h \
-		fsck.cmdline.c oslfsck
+		fsck.cmdline.c oslfsck *.a *.ga *.sym
 
 distclean: clean
 	rm -f web/index.html web/oslfsck.1.html web/osl.png
@@ -180,13 +190,13 @@ install-man: $(man_pages)
 install-lib: $(realname) $(headers)
 	$(MKDIR) $(libdir) $(includedir)
 	$(RM) $(libdir)/$(linkername)
-	$(LN) -s $(libdir)/$(soname) $(libdir)/$(linkername)
+	$(LN) -s $(soname) $(libdir)/$(linkername)
 	$(INSTALL) -m 755 $(realname) $(libdir)
 	$(INSTALL) -m 644 $(headers) $(includedir)
 
 install: all install-bin install-man install-lib
 
-.PHONY: all clean install install-bin install-man install-lib
+.PHONY: all shared clean install install-bin install-man install-lib
 
 web/%.1.html: %.1
 	man2html $< > $@