[PATCH 4/4] Microsoft Visual C patches

[Andrei Errapart <andrei-VvktuG2w+SIZux3j3Bed6fC9HSW9iNxf@public.gmane.org>]

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commit 50023c6f8717ee1939ebba885feb9f43fdb7dd33
Author: Andrei Errapart <andrei-VvktuG2w+SIZux3j3Bed6fC9HSW9iNxf@public.gmane.org>
Date:   Wed Jun 18 08:21:01 2014 +0200

    For Microsoft C compiler, char defaults to signed char.
    Signed-off-by: Andrei Errapart <andrei-VvktuG2w+SIZux3j3Bed6fC9HSW9iNxf@public.gmane.org>

diff --git a/treesource.c b/treesource.c
index bf7a626..2386b93 100644
--- a/treesource.c
+++ b/treesource.c
@@ -178,7 +178,7 @@ static void write_propval_bytes(FILE *f, struct data val)
 			m = m->next;
 		}
 
-		fprintf(f, "%02hhx", *bp++);
+		fprintf(f, "%02hhx", (unsigned char)(*bp++));
 		if ((const void *)bp >= propend)
 			break;
 		fprintf(f, " ");