On Thu, Sep 24, 2020 at 03:36:43PM +0200, mwilck@xxxxxxxx wrote:
> From: Martin Wilck <mwilck@xxxxxxxx>
>
> This defines the ABI of libmpathpersist in the current state.
> ---
> libmpathpersist/Makefile | 6 ++++--
> libmpathpersist/libmpathpersist.version | 20 ++++++++++++++++++++
> 2 files changed, 24 insertions(+), 2 deletions(-)
> create mode 100644 libmpathpersist/libmpathpersist.version
>
> diff --git a/libmpathpersist/Makefile b/libmpathpersist/Makefile
> index 9e869fd..456ce4c 100644
> --- a/libmpathpersist/Makefile
> +++ b/libmpathpersist/Makefile
> @@ -3,6 +3,7 @@ include ../Makefile.inc
> SONAME = 0
> DEVLIB = libmpathpersist.so
> LIBS = $(DEVLIB).$(SONAME)
> +VERSION_SCRIPT := libmpathpersist.version
>
> CFLAGS += $(LIB_CFLAGS) -I$(multipathdir) -I$(mpathpersistdir) -I$(mpathcmddir)
>
> @@ -13,8 +14,9 @@ OBJS = mpath_persist.o mpath_updatepr.o mpath_pr_ioctl.o
>
> all: $(DEVLIB) man
>
> -$(LIBS): $(OBJS)
> - $(CC) $(LDFLAGS) $(SHARED_FLAGS) $(LIBDEPS) -Wl,-soname=$@ -o $@ $(OBJS)
> +$(LIBS): $(OBJS) $(VERSION_SCRIPT)
> + $(CC) $(LDFLAGS) $(SHARED_FLAGS) $(LIBDEPS) -Wl,-soname=$@ \
> + -Wl,--version-script=$(VERSION_SCRIPT) -o $@ $(OBJS)
>
> $(DEVLIB): $(LIBS)
> $(LN) $(LIBS) $@
> diff --git a/libmpathpersist/libmpathpersist.version b/libmpathpersist/libmpathpersist.version
> new file mode 100644
> index 0000000..1bb8212
> --- /dev/null
> +++ b/libmpathpersist/libmpathpersist.version
> @@ -0,0 +1,20 @@
> +LIBMPATHPERSIST_0.8.4.0 {
I have a question about this version. Do you plan on bumping this each
time a new release is tagged? It seems like we only ever want to change
the version if we actually change the ABI. Or is 0.8.4 just because
that's the relesae where we started this?
-Ben
> +global:
> +
> + __mpath_persistent_reserve_in;
> + __mpath_persistent_reserve_out;
> + dumpHex;
> + mpath_alloc_prin_response;
> + mpath_lib_exit;
> + mpath_lib_init;
> + mpath_mx_alloc_len;
> + mpath_persistent_reserve_in;
> + mpath_persistent_reserve_init_vecs;
> + mpath_persistent_reserve_out;
> + mpath_persistent_reserve_free_vecs;
> + prin_do_scsi_ioctl;
> + prout_do_scsi_ioctl;
> + update_map_pr;
> +
> +local: *;
> +};
> --
> 2.28.0
--
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