libbtrfsutil: add list of exported symbols for version 1.1.1

The library exports should have the symbols versioned to allow future
extensions. The earlier versions are skipped and current version is the
first one, no change for existing applications as the same set of
functions is exported.

Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2019-10-24 00:23:56 +02:00
parent 640510df83
commit 7c2c1dfcfc
2 changed files with 50 additions and 2 deletions

View File

@ -475,10 +475,11 @@ libbtrfsutil/%.o: libbtrfsutil/%.c
@echo " [CC] $@"
$(Q)$(CC) $(LIBBTRFSUTIL_CFLAGS) -o $@ -c $< -o $@
libbtrfsutil.so.$(libbtrfsutil_version): $(libbtrfsutil_objects)
libbtrfsutil.so.$(libbtrfsutil_version): $(libbtrfsutil_objects) libbtrfsutil.sym
@echo " [LD] $@"
$(Q)$(CC) $(LIBBTRFSUTIL_CFLAGS) $(libbtrfsutil_objects) $(LIBBTRFSUTIL_LDFLAGS) \
-shared -Wl,-soname,libbtrfsutil.so.$(libbtrfsutil_major) -o $@
-shared -Wl,-soname,libbtrfsutil.so.$(libbtrfsutil_major) \
-Wl,--version-script=libbtrfsutil.sym -o $@
libbtrfsutil.a: $(libbtrfsutil_objects)
@echo " [AR] $@"

47
libbtrfsutil.sym Normal file
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@ -0,0 +1,47 @@
LIBBTRFSUTIL_1.1 {
global:
btrfs_util_create_qgroup_inherit;
btrfs_util_create_snapshot;
btrfs_util_create_snapshot_fd;
btrfs_util_create_snapshot_fd2;
btrfs_util_create_subvolume;
btrfs_util_create_subvolume_fd;
btrfs_util_create_subvolume_iterator;
btrfs_util_create_subvolume_iterator_fd;
btrfs_util_deleted_subvolumes;
btrfs_util_deleted_subvolumes_fd;
btrfs_util_delete_subvolume;
btrfs_util_delete_subvolume_fd;
btrfs_util_destroy_qgroup_inherit;
btrfs_util_destroy_subvolume_iterator;
btrfs_util_get_default_subvolume;
btrfs_util_get_default_subvolume_fd;
btrfs_util_get_subvolume_read_only;
btrfs_util_get_subvolume_read_only_fd;
btrfs_util_is_subvolume;
btrfs_util_is_subvolume_fd;
btrfs_util_qgroup_inherit_add_group;
btrfs_util_qgroup_inherit_get_groups;
btrfs_util_set_default_subvolume;
btrfs_util_set_default_subvolume_fd;
btrfs_util_set_subvolume_read_only;
btrfs_util_set_subvolume_read_only_fd;
btrfs_util_start_sync;
btrfs_util_start_sync_fd;
btrfs_util_strerror;
btrfs_util_subvolume_id;
btrfs_util_subvolume_id_fd;
btrfs_util_subvolume_info;
btrfs_util_subvolume_info_fd;
btrfs_util_subvolume_iterator_fd;
btrfs_util_subvolume_iterator_next;
btrfs_util_subvolume_iterator_next_info;
btrfs_util_subvolume_path;
btrfs_util_subvolume_path_fd;
btrfs_util_sync;
btrfs_util_sync_fd;
btrfs_util_wait_sync;
btrfs_util_wait_sync_fd;
local:
*;
};