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Call dynstr_init on dynstr_free

This commit is contained in:
Xavier Del Campo Romero 2020-09-03 14:42:18 +02:00
parent 9bf483cde2
commit 134ebfa751
2 changed files with 6 additions and 4 deletions
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2
dynstr.c
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@ -141,6 +141,6 @@ void dynstr_free(struct dynstr *const d)
if (d->str) if (d->str)
{ {
free(d->str); free(d->str);
memset(d, 0, sizeof *d); dynstr_init(d);
} }
} }

8
include/dynstr.h
View File

@ -131,9 +131,11 @@ enum dynstr_err dynstr_dup(struct dynstr *dst, const struct dynstr *src);
/** /**
* This function frees memory used by the dynamic string. * This function frees memory used by the dynamic string.
* @param d Dynamic string to be freed. * @param d Dynamic string to be freed.
* @attention Attempting to call this function on an uninitialized or empty * @note This function does nothing on empty, initialized instances.
* instance is undefined behaviour. * @attention Calling this function on an uninitialized instance leads to
* @attention Parameters inside the struct are reset once memory is freed. * undefined behaviour.
* @attention Once memory is freed, @ref dynstr_init is called so it can be
* used again.
*/ */
void dynstr_free(struct dynstr *d); void dynstr_free(struct dynstr *d);