n_query.h File Reference

Small boolean query language over caller-named fields. More...

#include <stddef.h>

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Typedefs
typedef const char *(*	N_QUERY_GET) (const char *field, void *user_data)
	Field-value getter: return the value of field for the record being evaluated (NUL-terminated, borrowed), or NULL when the field is unknown/empty.

Functions
N_QUERY *	n_query_compile (const char *expr, char *errbuf, size_t errlen)
	Compile an expression into a query.
int	n_query_eval (const N_QUERY *query, N_QUERY_GET get, void *user_data)
	Evaluate a compiled query against one record via get.
void	n_query_free (N_QUERY **query)
	Free a compiled query and set the pointer to NULL.

Detailed Description

Small boolean query language over caller-named fields.

Author

Castagnier Mickael

Version

1.0

Definition in file n_query.h.