@@ -, +, @@ 
---
 API_generated/oyOption_s.c                  |    6 +++---
 oyranos_io_core.c                           |    2 +-
 oyranos_string.c                            |    4 +---
 oyjl/oyjl_tree_parse.c                      |    2 +-
--- a/API_generated/oyOption_s.c	
+++ a/API_generated/oyOption_s.c	
@@ -372,7 +372,7 @@ const char *   oyOption_GetValueString(oyOption_s        * obj,
 {
   oyOption_s_ * s = (oyOption_s_*)obj;
   int error = !s,
-      n;
+      n = 0;
   const char * result = 0;
 
   if(!s)
--- a/oyranos_io_core.c	
+++ a/oyranos_io_core.c	
@@ -262,7 +262,7 @@ char * oyReadUrlToMem_               ( const char        * url,
 {
   char * text = 0;
   char * command = 0;
-  FILE * fp;
+  FILE * fp = 0;
 
   if(url && strlen(url) && size )
   {
--- a/oyranos_string.c	
+++ a/oyranos_string.c	
@@ -184,13 +184,11 @@ int                oyStringFromData_ ( const oyPointer     ptr,
 {
   const char * text = (const char*) ptr;
   char * text_tmp = 0;
-  int j,
+  int j = 0,
       error = 0;
 
   if(ptr && size)
   {
-    j = 0;
-
     while(j < size)
       if(!isprint( text[j] ) && !isspace( text[j] ))
       {
--- a/oyjl/oyjl_tree_parse.c	
+++ a/oyjl/oyjl_tree_parse.c	
@@ -213,7 +213,7 @@ oyjl_tree_parse_context_s * oyjl_tree_parse_context_new( void )
   if(!error)
   {
     memset(s, 0, sizeof(oyjl_tree_parse_context_s));
-    strcpy(s->type,"yopc");
+    memcpy(s->type,"yopc",4);
   }
   return s;
 }
--