fixing some compiler warnings

svn path=/icecast/trunk/icecast/; revision=19280

src/cfgfile.c

@@ -232,7 +232,9 @@ void config_clear(ice_config_t *c)
     relay_server *relay, *nextrelay;
     mount_proxy *mount, *nextmount;
     aliases *alias, *nextalias;
+#ifdef USE_YP
     int i;
+#endif
 
     free(c->config_filename);
 

src/format_opus.c

@@ -17,6 +17,7 @@
 #endif
 
 #include <stdlib.h>
+#include <string.h>
 #include <ogg/ogg.h>
 
 typedef struct source_tag source_t;

src/util.c

@@ -505,12 +505,17 @@ static inline void   _build_headers_loop(char **ret, size_t *len, ice_config_htt
         name = header->name;
 
         /* handle type of the header */
+        value = NULL;
         switch (header->type) {
             case HTTP_HEADER_TYPE_STATIC:
                 value = header->value;
                 break;
         }
 
+        /* check data */
+        if (!name || !value)
+            continue;
+
         /* append the header to the buffer */
         headerlen = strlen(name) + strlen(value) + 4;
         *len += headerlen;