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(Hash Search Function): Describe that memory must be cleared before calling hcreate_r.

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This commit is contained in:
Ulrich Drepper 2002-09-28 03:51:42 +00:00
parent 7c2a2aafbb
commit 0d1ef15f59
1 changed files with 4 additions and 3 deletions
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7
manual/search.texi
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@ -362,9 +362,10 @@ The @code{hcreate_r} function initializes the object pointed to by
So this function is equivalent to the @code{hcreate} function except
that the initialized data structure is controlled by the user.
This allows having more than one hashing table at one time. The
memory necessary for the @code{struct hsearch_data} object can be
allocated dynamically.
This allows having more than one hashing table at one time. The memory
necessary for the @code{struct hsearch_data} object can be allocated
dynamically. It must be initialized with zero before calling this
function.
The return value is non-zero if the operation were successful. if the
return value is zero something went wrong which probably means the