X-Git-Url: http://git.efficios.com/?p=babeltrace.git;a=blobdiff_plain;f=formats%2Fctf%2Fctf.c;h=7120207ddb5a47dafeb50089b13f1c542563ea7e;hp=fd05c0ab2301c293db6aa9728e4d69ea0e1d49f2;hb=7eda6fc7537f70a15af83ad11cc3a8c549052028;hpb=0d336fdfca8572ad6eb6bbb9534d441a9371290c

diff --git a/formats/ctf/ctf.c b/formats/ctf/ctf.c
index fd05c0ab..7120207d 100644
--- a/formats/ctf/ctf.c
+++ b/formats/ctf/ctf.c
@@ -415,9 +415,9 @@ void ctf_move_pos_slow(struct ctf_stream_pos *pos, size_t offset, int whence)
 		file_stream->parent.timestamp = index->timestamp_begin;
 		pos->content_size = index->content_size;
 		pos->packet_size = index->packet_size;
-		if (index->data_offset < index->content_size)
+		if (index->data_offset <= index->content_size) {
 			pos->offset = 0;	/* will read headers */
-		else {
+		} else {
 			pos->offset = EOF;
 			return;
 		}
@@ -613,7 +613,17 @@ int ctf_open_trace_metadata_read(struct ctf_trace *td)
 		if (ret)
 			goto end_packet_read;
 	} else {
+		char buf[sizeof("/* TSDL")];	/* Includes \0 */
+		ssize_t readlen;
+
 		td->byte_order = BYTE_ORDER;
+
+		/* Check text-only metadata header */
+		buf[sizeof("/* TSDL") - 1] = '\0';
+		readlen = fread(buf, sizeof("/* TSDL") - 1, 1, fp);
+		if (readlen < 1 || strcmp(buf, "/* TSDL") != 0)
+			fprintf(stdout, "[warning] Missing \"/* TSDL\" header for text-only metadata.\n");
+		rewind(fp);
 	}
 
 	scanner = ctf_scanner_alloc(fp);