lib-fs: fs-metawrap: Improved error logging on corrupted files.

diff --git a/src/lib-fs/istream-metawrap.c b/src/lib-fs/istream-metawrap.c
index 54e2aa025dbdabce5958feb7ec977458081d2729..8e1b44a70bb9990a1ae3baf53ab25e61cbbba426 100644 (file)
--- a/src/lib-fs/istream-metawrap.c
+++ b/src/lib-fs/istream-metawrap.c
@@ -25,7 +25,8 @@ static int metadata_header_read(struct metawrap_istream *mstream)
                p = strchr(line, ':');
                if (p == NULL) {
                        io_stream_set_error(&mstream->istream.iostream,
-                               "Metadata header line is missing ':'");
+                               "Metadata header line is missing ':' at offset %"PRIuUOFF_T,
+                               mstream->istream.v_offset);
                        mstream->istream.istream.stream_errno = EINVAL;
                        return -1;
                }
@@ -38,7 +39,8 @@ static int metadata_header_read(struct metawrap_istream *mstream)
                                mstream->istream.parent->stream_errno;
                } else {
                        io_stream_set_error(&mstream->istream.iostream,
-                               "Metadata header is missing ending line");
+                               "Metadata header is missing ending line at offset %"PRIuUOFF_T,
+                               mstream->istream.v_offset);
                        mstream->istream.istream.stream_errno = EINVAL;
                        return -1;
                }