Constify the sp_get_port_description() parameter.

[libserialport.git] / serialport.c

diff --git a/serialport.c b/serialport.c
index 5183a85068d431996f970d9f714540b7c0ee9288..074534edb8a898c280109a25b3da9ae537e1820e 100644 (file)
--- a/serialport.c
+++ b/serialport.c
@@ -126,7 +126,7 @@ SP_API char *sp_get_port_name(const struct sp_port *port)
        RETURN_STRING(port->name);
 }
 
-SP_API char *sp_get_port_description(struct sp_port *port)
+SP_API char *sp_get_port_description(const struct sp_port *port)
 {
        TRACE("%p", port);
 
@@ -136,7 +136,7 @@ SP_API char *sp_get_port_description(struct sp_port *port)
        RETURN_STRING(port->description);
 }
 
-SP_API enum sp_transport sp_get_port_transport(struct sp_port *port)
+SP_API enum sp_transport sp_get_port_transport(const struct sp_port *port)
 {
        TRACE("%p", port);
 
@@ -322,8 +322,10 @@ fail:
 
 SP_API enum sp_return sp_list_ports(struct sp_port ***list_ptr)
 {
+#ifndef NO_ENUMERATION
        struct sp_port **list;
        int ret;
+#endif
 
        TRACE("%p", list_ptr);