kdbmacros.h File Reference

Macros by Elektra. More...

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Macros
#define	ELEKTRA_QUOTE(x)   #x
	Surround a value with double quotes.
#define	ELEKTRA_STRINGIFY(x)   ELEKTRA_QUOTE (x)
	Surround a macro value with double quotes.
#define	ELEKTRA_SET_ERROR_READ_ONLY(info, returned, error)
	Sets error 84 if info != returned. More...

Detailed Description

Macros by Elektra.

Macros start with ELEKTRA_ and are uppercase.

Copyright

BSD License (see LICENSE.md or https://www.libelektra.org)

Macro Definition Documentation

ELEKTRA_SET_ERROR_READ_ONLY

#define ELEKTRA_SET_ERROR_READ_ONLY	(		info,
			returned,
			error
	)

Value:

do                                                                                                                                 \
        {                                                                                                                                  \
                Key * k;                                                                                                                   \
                ksRewind (info);                                                                                                           \
                ksRewind (returned);                                                                                                       \
                while ((k = ksNext (returned)))                                                                                            \
                {                                                                                                                          \
                        Key * c = ksNext (info);                                                                                           \
                        if (!c)                                                                                                            \
                        {                                                                                                                  \
                                ELEKTRA_SET_ERRORF (84, error, "the key %s (value %s) was added", keyName (k), keyString (k));             \
                                ksDel (info);                                                                                              \
                                return -1;                                                                                                 \
                        }                                                                                                                  \
                        if (strcmp (keyName (k), keyName (c)) || strcmp (keyString (k), keyString (c)))                                    \
                        {                                                                                                                  \
                                ELEKTRA_SET_ERRORF (84, error, "the key %s (expected %s) was modified to %s (expected %s)", keyName (k),   \
                                                    keyName (c), keyString (k), keyString (c));                                            \
                                ksDel (info);                                                                                              \
                                return -1;                                                                                                 \
                        }                                                                                                                  \
                }                                                                                                                          \
                if ((k = ksNext (info)) != 0)                                                                                              \
                {                                                                                                                          \
                        ELEKTRA_SET_ERRORF (84, error, "the key %s (value %s) was removed", keyName (k), keyString (k));                   \
                        ksDel (info);                                                                                                      \
                        return -1;                                                                                                         \
                }                                                                                                                          \
                ksDel (info);                                                                                                              \
        } while (0)

Sets error 84 if info != returned.

Parameters

info	how the info is now (freshly received)
returned	how the info passed from user is
error	key to set error to

Returns

with -1 on error