X-Git-Url: http://git.tuebingen.mpg.de/?p=osl.git;a=blobdiff_plain;f=Makefile;h=aa0e6f6d06c704008292e077bd21bf9e18a43180;hp=a9fad773a3e03669deedfe7749f4cdc99f503f93;hb=c283f067d330a9288aec5510836cd4a898dd07df;hpb=d0c875c9c4678abebfd530c8ab83e6f3461522c5 diff --git a/Makefile b/Makefile index a9fad77..aa0e6f6 100644 --- a/Makefile +++ b/Makefile @@ -23,108 +23,63 @@ 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 := 3 VERSION := $(x).$(y).$(z) -# common flags -CPPFLAGS += -DOSL_VERSION='"$(VERSION)"' - -CFLAGS += -Wno-sign-compare -g -Wunused -Wundef -W -CFLAGS += -Wredundant-decls -CFLAGS += -Os -CFLAGS += -Wall -CFLAGS += -Wuninitialized -CFLAGS += -Wchar-subscripts -CFLAGS += -Wformat-security -CFLAGS += -Werror-implicit-function-declaration -CFLAGS += -Wmissing-format-attribute -CFLAGS += -Wunused-macros -CFLAGS += -Wbad-function-cast - -# cflags used only for building library objects -LIBCFLAGS += -fPIC -LIBCFLAGS += -fvisibility=hidden - -uname_s := $(shell uname -s 2>/dev/null || echo "UNKNOWN_OS") - +OSL_CPPFLAGS += -DOSL_VERSION='"$(VERSION)"' + +OSL_CFLAGS += -Wno-sign-compare -g -Wunused -Wundef -W +OSL_CFLAGS += -Wredundant-decls +OSL_CFLAGS += -Os +OSL_CFLAGS += -Wall +OSL_CFLAGS += -Wuninitialized +OSL_CFLAGS += -Wchar-subscripts +OSL_CFLAGS += -Wformat-security +OSL_CFLAGS += -Werror-implicit-function-declaration +OSL_CFLAGS += -Wmissing-format-attribute +OSL_CFLAGS += -Wunused-macros +OSL_CFLAGS += -Wbad-function-cast +OSL_CFLAGS += -fPIC +OSL_CFLAGS += -fvisibility=hidden + +OSL_LDFLAGS += -Wl,-soname,$(soname) +OSL_LDFLAGS += -Wl,-z,defs +OSL_LDFLAGS += --shared + +# On ELf-based systems, the following conventions apply (see dhweeler's +# Program Library HOWTO): +# +# The soname has the prefix ``lib'', the name of the library, the +# phrase ``.so'', followed by a period and a version number that is +# incremented whenever the interface changes. libname := osl +soname := lib$(libname).so.$(x) -ifeq ($(uname_s),Linux) - format := elf - LDFLAGS += -Wl,-soname,$(soname) - # disallow undefined symbols - LDFLAGS += -Wl,-z,defs -endif -ifeq ($(uname_s),Darwin) - # Darwin has its own idea on version numbers: - realname := lib$(libname).$(x).dylib - soname := $(realname) - linkername := lib$(libname).dylib - # The minor version number is an incremental number using the format - # X[.Y[.Z]]. To set the minor version number of a dynamic library, use - # the gcc -current_version option. - LDFLAGS += -current_version $(y).$(z) - # - # The compatibility version number of a library release specifies the - # earliest minor version of the clients linked against that release can - # use. - LDFLAGS += -compatibility_version $(y).0 - LDFLAGS += -dynamiclib -endif -ifeq ($(uname_s),SunOS) - format := elf - # Solaris needs another set of flags - LDFLAGS += -z text - LDFLAGS += -z defs - CPPFLAGS += -I/opt/csw/include - LDFLAGS += -lc -endif - -ifeq ($(uname_s),NetBSD) - format := elf - LDFLAGS += -Wl,-soname,$(soname) -endif - -ifeq ($(uname_s),FreeBSD) - format := elf - LDFLAGS += -Wl,-soname,$(soname) -endif +# The real name adds to the soname a period, a minor number, another +# period, and the release number. +realname := $(soname).$(y).$(z) -ifeq ($(format),elf) - # On ELf-based systems, the following conventions apply (see dhweeler's - # Program Library HOWTO): - # - # The soname has the prefix ``lib'', the name of the library, the - # phrase ``.so'', followed by a period and a version number that is - # incremented whenever the interface changes. - soname := lib$(libname).so.$(x) - - # The real name adds to the soname a period, a minor number, another - # period, and the release number. - realname := $(soname).$(y).$(z) - - # In addition, there's the name that the compiler uses when requesting - # a library, (I'll call it the ``linker name''), which is simply the - # soname without any version number. - linkername := lib$(libname).so - LDFLAGS += --shared -endif +# In addition, there's the name that the compiler uses when requesting +# a library, (I'll call it the ``linker name''), which is simply the +# soname without any version number. +linkername := lib$(libname).so -all: $(realname) $(executables) $(man_pages) +all: $(realname) $(executables) $(man_pages) $(headers) shared: $(realname) ifeq ($(findstring clean, $(MAKECMDGOALS)),) -include $(deps) endif %.o: %.c Makefile errtab.h - $(CC) $(CPPFLAGS) -c -MMD -MF $(*F).d -MT $@ $(CFLAGS) $(LIBCFLAGS) $< + $(CC) $(OSL_CPPFLAGS) $(CPPFLAGS) \ + -c -MMD -MF $(*F).d -MT $@ \ + $(OSL_CFLAGS) $(CFLAGS) $< fsck.o: oslfsck.lsg.h oslfsck: $(fsck_objects) - $(CC) -o $@ $(fsck_objects) -llopsub + $(CC) -o $@ $(fsck_objects) $(LDFLAGS) -llopsub %.lsg.c: %.suite lopsubgen --gen-c < $< @@ -136,7 +91,7 @@ oslfsck: $(fsck_objects) lopsubgen --gen-man=$@ < $< $(realname): $(objects) - $(CC) $(LDFLAGS) -o $@ $(objects) + $(CC) $(OSL_LDFLAGS) $(LDFLAGS) -o $@ $(objects) $(libname).sym: osl.h.in sed -Ene '/^int|^const/{s/.*(osl_.*)\(.*/\1/; p;}' $< > $@