Handling Macros

Macros
#define	TRY_GOTO(pred, label)
#define	TRY_THROW(pred)
#define	TRY_LOG(pred, msg)
#define	TRY_EXEC(pred, block)

Detailed Description

Macros to simplify conditional error handling.

Macro Definition Documentation

TRY_EXEC

#define TRY_EXEC	(		pred,
			block )

Value:

    do {                                                                       \
        if (!(pred)) {                                                         \
            do                                                                 \
                block while (0);                                               \
        }                                                                      \
    } while (0)

TRY_GOTO

#define TRY_GOTO	(		pred,
			label )

Value:

    do {                                                                       \
        if (!(pred)) {                                                         \
            goto label;                                                        \
        }                                                                      \
    } while (0)

TRY_LOG

#define TRY_LOG	(		pred,
			msg )

Value:

    do {                                                                       \
        if (!(pred)) {                                                         \
            fprintf(stderr, "Error catched at %s:%s[%d]: %s", __FILENAME__,    \
                    __func__, __LINE__, msg);                                  \
        }                                                                      \
    } while (0)

TRY_THROW

#define TRY_THROW

(

pred

)

Value:

    do {                                                                       \
        if (!(pred)) {                                                         \
            exit(EXIT_FAILURE);                                                \
        }                                                                      \
    } while (0)