memdump: avoid comma in filenames

Avoid using commas in filenames, since not all systems can handle
them.

diff --git a/memdump/main.c b/memdump/main.c
index cd9497c..af6ab18 100644 (file)
--- a/memdump/main.c
+++ b/memdump/main.c
@@ -122,7 +122,7 @@ int main(int argc, char *argv[])
       die("invalid range specification");
     len = strtoul(ep+1, NULL, 0);
 
-    sprintf(filename, "%s%#x,%#x.bin", prefix, start, len);
+    sprintf(filename, "%s%#x-%#x.bin", prefix, start, len);
     finfo.name = filename;
     finfo.size = len;
     finfo.pvt  = (void *)start;