From 7fb07efef7a62cb3ec45378cc5e8bc13c271d402 Mon Sep 17 00:00:00 2001
From: Christian Krause <kizkizzbangbang@googlemail.com>
Date: Wed, 4 Nov 2015 13:40:40 +0100
Subject: [PATCH] print fseeko error

---
 src/common.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/common.c b/src/common.c
index ade5505..701b343 100644
--- a/src/common.c
+++ b/src/common.c
@@ -344,10 +344,13 @@ static lzma_index *next_index(off_t *pos) {
 }
 
 bool decode_index(void) {
-    if (fseeko(gInFile, 0, SEEK_END) == -1)
+	if (fseeko(gInFile, 0, SEEK_END) == -1) {
+		fprintf(stderr, "can not seek in input: %s\n", strerror(errno));
 		return false; // not seekable
+	}
+
 	off_t pos = ftello(gInFile);
-	
+
 	gIndex = NULL;
 	while (pos > 0) {
 		lzma_index *index = next_index(&pos);
@@ -355,7 +358,7 @@ bool decode_index(void) {
 			die("Error concatenating indices");
 		gIndex = index;
 	}
-	
+
 	return (gIndex != NULL);
 }