Correct possible bugs (compiller warnings)

Jan Breuer

2013-03-05 7da9313107fbfc41f3eb86629a4590e7f6ccb66e

 libscpi/inc/scpi/types.h

@@ -52,19 +52,27 @@
    typedef bool bool_t;
    //typedef enum { FALSE = 0, TRUE } bool_t;

    /* scpi interface */
    typedef struct _scpi_t scpi_t;
    typedef struct _scpi_interface_t scpi_interface_t;
    typedef struct _scpi_buffer_t scpi_buffer_t;
    typedef size_t(*scpi_write_t)(scpi_t * context, const char * data, size_t len);
    typedef int (*scpi_error_callback_t)(scpi_t * context, int_fast16_t error);
    /* IEEE 488.2 registers */
    typedef enum _scpi_reg_name_t scpi_reg_name_t;
    typedef enum _scpi_ctrl_name_t scpi_ctrl_name_t;
    typedef uint16_t scpi_reg_val_t;

    /* scpi commands */
    typedef enum _scpi_result_t scpi_result_t;
    typedef struct _scpi_param_list_t scpi_param_list_t;
    typedef struct _scpi_command_t scpi_command_t;

    /* scpi interface */
    typedef struct _scpi_t scpi_t;
    typedef struct _scpi_interface_t scpi_interface_t;
    typedef struct _scpi_buffer_t scpi_buffer_t;
    typedef size_t(*scpi_write_t)(scpi_t * context, const char * data, size_t len);
    typedef scpi_result_t(*scpi_write_control_t)(scpi_t * context, scpi_ctrl_name_t ctrl, scpi_reg_val_t val);
    typedef int (*scpi_error_callback_t)(scpi_t * context, int_fast16_t error);

    typedef scpi_result_t(*scpi_command_callback_t)(scpi_t *);

    
    /* scpi error queue */
    typedef void * scpi_error_queue_t;

@@ -74,10 +82,6 @@
    typedef enum _scpi_special_number_t scpi_special_number_t;
    typedef struct _scpi_special_number_def_t scpi_special_number_def_t;
    typedef struct _scpi_number_t scpi_number_t;

    /* IEEE 488.2 registers */
    typedef enum _scpi_reg_name_t scpi_reg_name_t;
    typedef uint16_t scpi_reg_val_t;
    
    struct _scpi_param_list_t {
        const scpi_command_t * cmd;
@@ -102,9 +106,10 @@
    struct _scpi_interface_t {
        scpi_error_callback_t error;
        scpi_write_t write;
        scpi_write_control_t control;
        scpi_command_callback_t flush;
        scpi_command_callback_t reset;
        scpi_command_callback_t test;
        scpi_command_callback_t srq;
    };

    struct _scpi_t {
@@ -119,6 +124,7 @@
        scpi_reg_val_t * registers;
        const scpi_unit_def_t * units;
        const scpi_special_number_def_t * special_numbers;
        void * user_context;
    };

    enum _scpi_unit_t {
@@ -184,7 +190,25 @@
        /* last definition - number of registers */
        SCPI_REG_COUNT,
    };

    
    enum _scpi_ctrl_name_t {
        SCPI_CTRL_SRQ = 1,               // service request
        SCPI_CTRL_GTL,                   // Go to local
        SCPI_CTRL_SDC,                   // Selected device clear
        SCPI_CTRL_PPC,                   // Parallel poll configure
        SCPI_CTRL_GET,                   // Group execute trigger
        SCPI_CTRL_TCT,                   // Take control
        SCPI_CTRL_LLO,                   // Device clear
        SCPI_CTRL_DCL,                   // Local lockout
        SCPI_CTRL_PPU,                   // Parallel poll unconfigure
        SCPI_CTRL_SPE,                   // Serial poll enable
        SCPI_CTRL_SPD,                   // Serial poll disable
        SCPI_CTRL_MLA,                   // My local address
        SCPI_CTRL_UNL,                   // Unlisten
        SCPI_CTRL_MTA,                   // My talk address
        SCPI_CTRL_UNT,                   // Untalk
        SCPI_CTRL_MSA,                   // My secondary address
    };

#ifdef   __cplusplus
}