vectors: Add new macro and a string vector definition.
* AST_VECTOR_STEAL_ELEMENTS - steal the array of elements for use with non-vector code. * struct ast_vector_string - a vector of 'char *'. Change-Id: I104d1b204be03fccf67e02a195596adcb5ab1e42
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@ -51,6 +51,9 @@
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/*! \brief Integer vector definition */
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AST_VECTOR(ast_vector_int, int);
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/*! \brief String vector definition */
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AST_VECTOR(ast_vector_string, char *);
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/*!
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* \brief Define a vector structure with a read/write lock
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*
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@ -90,6 +93,26 @@ AST_VECTOR(ast_vector_int, int);
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(alloc_size == 0 || (vec)->elems != NULL) ? 0 : -1; \
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})
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/*!
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* \brief Steal the elements from a vector and reinitialize.
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*
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* \param vec Vector to operate on.
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*
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* This allows you to use vector.h to construct a list and use the
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* data as a bare array.
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*
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* \note The stolen array must eventually be released using ast_free.
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*
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* \warning AST_VECTOR_SIZE and AST_VECTOR_MAX_SIZE are both reset
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* to 0. If either are needed they must be saved to a local
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* variable before stealing the elements.
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*/
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#define AST_VECTOR_STEAL_ELEMENTS(vec) ({ \
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typeof((vec)->elems) __elems = (vec)->elems; \
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AST_VECTOR_INIT((vec), 0); \
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(__elems); \
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})
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/*!
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* \brief Initialize a vector with a read/write lock
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*
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