doc/ck_hs: Add ck_hs_get manual page.

doc/Makefile.in

@@ -63,7 +63,8 @@ OBJECTS=ck_ht_count 	  		\
 	ck_hs_destroy			\
 	CK_HS_HASH			\
 	ck_hs_iterator_init		\
-	ck_hs_next
+	ck_hs_next			\
+	ck_hs_get
 
 all: 
 	for target in $(OBJECTS); do 			   \

doc/ck_hs_get

@@ -0,0 +1,82 @@
+.\"
+.\" Copyright 2012 Samy Al Bahra.
+.\" All rights reserved.
+.\"
+.\" Redistribution and use in source and binary forms, with or without
+.\" modification, are permitted provided that the following conditions
+.\" are met:
+.\" 1. Redistributions of source code must retain the above copyright
+.\"    notice, this list of conditions and the following disclaimer.
+.\" 2. Redistributions in binary form must reproduce the above copyright
+.\"    notice, this list of conditions and the following disclaimer in the
+.\"    documentation and/or other materials provided with the distribution.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+.\" SUCH DAMAGE.
+.\"
+.\"
+.Dd March 28, 2012
+.Dt CK_HS_GET 3
+.Sh NAME
+.Nm ck_hs_get
+.Nd load a key from a hash set
+.Sh LIBRARY
+Concurrency Kit (libck, \-lck)
+.Sh SYNOPSIS
+.In ck_hs.h
+.Ft void *
+.Fn ck_hs_get "ck_hs_t *hs" "unsigned long hash" "const void *key"
+.Sh DESCRIPTION
+The
+.Fn ck_hs_get 3
+will return a pointer to a key in the hash set
+.Fa hs
+that is of equivalent value to the object pointed to by
+.Fa key .
+The key specified by
+.Fa key
+is expected to have the hash value specified by the
+.Fa hash
+argument (which is to have been previously generated using the
+.Xr CK_HS_HASH 3
+macro).
+.Sh RETURN VALUES
+If the provided key is a member of
+.Fa hs
+then a pointer to the key as stored in
+.Fa hs
+is returned. If the key was not found in
+.Fa hs
+then a value of
+.Dv NULL
+is returned.
+.Sh ERRORS
+Behavior is undefined if
+.Fa entry
+or
+.Fa hs
+are uninitialized.
+.Sh SEE ALSO
+.Xr ck_hs_init 3 ,
+.Xr ck_hs_destroy 3 ,
+.Xr CK_HS_HASH 3 ,
+.Xr ck_hs_iterator_init 3 ,
+.Xr ck_hs_next 3 ,
+.Xr ck_hs_put 3 ,
+.Xr ck_hs_set 3 ,
+.Xr ck_hs_remove 3 ,
+.Xr ck_hs_grow 3 ,
+.Xr ck_hs_count 3 ,
+.Xr ck_hs_reset 3 ,
+.Xr ck_hs_stat 3
+.Pp
+Additional information available at http://concurrencykit.org/