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Diffstat (limited to 'manual/search.texi')
-rw-r--r-- | manual/search.texi | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/manual/search.texi b/manual/search.texi index fdc4a7ee1c..45c5abb7f9 100644 --- a/manual/search.texi +++ b/manual/search.texi @@ -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 |