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-rw-r--r--src/driver/tpax_driver_ctx.c4
-rw-r--r--src/internal/tpax_driver_impl.h1
-rw-r--r--src/logic/tpax_archive_enqueue.c5
-rw-r--r--src/skin/tpax_skin_default.c5
4 files changed, 15 insertions, 0 deletions
diff --git a/src/driver/tpax_driver_ctx.c b/src/driver/tpax_driver_ctx.c
index d2fec77..79518f0 100644
--- a/src/driver/tpax_driver_ctx.c
+++ b/src/driver/tpax_driver_ctx.c
@@ -544,6 +544,10 @@ int tpax_lib_get_driver_ctx(
cctx.drvflags |= TPAX_DRIVER_PAX_SYMLINK_ITEMS;
break;
+ case TAG_STRICT_DEVICE_ID:
+ cctx.drvflags |= TPAX_DRIVER_STRICT_DEVICE_ID;
+ break;
+
case TAG_STRICT_PATH:
cctx.drvflags |= TPAX_DRIVER_STRICT_PATH_INPUT;
break;
diff --git a/src/internal/tpax_driver_impl.h b/src/internal/tpax_driver_impl.h
index 23e9e23..2bcb486 100644
--- a/src/internal/tpax_driver_impl.h
+++ b/src/internal/tpax_driver_impl.h
@@ -51,6 +51,7 @@ enum app_tags {
TAG_PRESERVE_ATIME,
TAG_PAX_SYMLINK_ARGS,
TAG_PAX_SYMLINK_ITEMS,
+ TAG_STRICT_DEVICE_ID,
};
struct tpax_dirent {
diff --git a/src/logic/tpax_archive_enqueue.c b/src/logic/tpax_archive_enqueue.c
index 0d8c28f..8685cad 100644
--- a/src/logic/tpax_archive_enqueue.c
+++ b/src/logic/tpax_archive_enqueue.c
@@ -304,6 +304,11 @@ static int tpax_archive_enqueue_dir_entries(
TPAX_CUSTOM_ERROR(dctx,TPAX_ERR_FLOW_ERROR),
uctx);
+ /* ensure physical device identity as needed */
+ if (dctx->cctx->drvflags & TPAX_DRIVER_STRICT_DEVICE_ID)
+ if (dent->parent && (uctx->st->st_dev != dent->parent->stdev))
+ return 0;
+
/* obtain buffer for file-system directory entries */
dirents = tpax_get_driver_getdents_buffer(dctx);
dirent = dirents;
diff --git a/src/skin/tpax_skin_default.c b/src/skin/tpax_skin_default.c
index ffbc2d2..33ab8b8 100644
--- a/src/skin/tpax_skin_default.c
+++ b/src/skin/tpax_skin_default.c
@@ -88,6 +88,11 @@ const tpax_hidden struct argv_option tpax_default_options[] = {
"or directory to the archive using the name of the "
"symbolic link."},
+ {"Wstrict-device-id",
+ 'X',TAG_STRICT_DEVICE_ID,ARGV_OPTARG_NONE,
+ ARGV_OPTION_HYBRID_ONLY,0,0,
+ "do not recurse into directories across device boundaries"},
+
{"Wstrict-path-input",
0,TAG_STRICT_PATH,ARGV_OPTARG_NONE,
ARGV_OPTION_HYBRID_ONLY,0,0,