From: David Vašek <david.vasek@nic.cz>
Date: Fri, 23 Aug 2019 12:56:17 +0000 (+0200)
Subject: common/ref.c: not used anymore, removing it
X-Git-Tag: v2.9.0~91^2~7
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=30f2ebcffd4091e86e3aef473efe88026060a2e8;p=thirdparty%2Fknot-dns.git

common/ref.c: not used anymore, removing it
---

diff --git a/Knot.files b/Knot.files
index d865ad6786..5e5c0db488 100644
--- a/Knot.files
+++ b/Knot.files
@@ -67,8 +67,6 @@ src/knot/common/log.c
 src/knot/common/log.h
 src/knot/common/process.c
 src/knot/common/process.h
-src/knot/common/ref.c
-src/knot/common/ref.h
 src/knot/common/stats.c
 src/knot/common/stats.h
 src/knot/conf/base.c
diff --git a/src/knot/Makefile.inc b/src/knot/Makefile.inc
index ea2cbb497f..bd9341569f 100644
--- a/src/knot/Makefile.inc
+++ b/src/knot/Makefile.inc
@@ -116,8 +116,6 @@ libknotd_la_SOURCES = \
 	knot/common/log.h			\
 	knot/common/process.c			\
 	knot/common/process.h			\
-	knot/common/ref.c			\
-	knot/common/ref.h			\
 	knot/common/stats.c			\
 	knot/common/stats.h			\
 	knot/server/dthreads.c			\
diff --git a/src/knot/common/ref.c b/src/knot/common/ref.c
deleted file mode 100644
index 97a144cb3d..0000000000
--- a/src/knot/common/ref.c
+++ /dev/null
@@ -1,44 +0,0 @@
-/*  Copyright (C) 2011 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz>
-
-    This program is free software: you can redistribute it and/or modify
-    it under the terms of the GNU General Public License as published by
-    the Free Software Foundation, either version 3 of the License, or
-    (at your option) any later version.
-
-    This program is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY; without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-    GNU General Public License for more details.
-
-    You should have received a copy of the GNU General Public License
-    along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-#include <stdio.h>
-
-#include "knot/common/ref.h"
-
-void ref_init(ref_t *p, ref_destructor_t dtor)
-{
-	if (p) {
-		p->count = 0;
-		p->dtor = dtor;
-	}
-}
-
-void ref_retain(ref_t *p)
-{
-	if (p) {
-		__sync_add_and_fetch(&p->count, 1);
-	}
-}
-
-void ref_release(ref_t *p)
-{
-	if (p) {
-		int rc = __sync_sub_and_fetch(&p->count, 1);
-		if (rc == 0 && p->dtor) {
-			p->dtor(p);
-		}
-	}
-}
diff --git a/src/knot/common/ref.h b/src/knot/common/ref.h
deleted file mode 100644
index 1b335e9aa2..0000000000
--- a/src/knot/common/ref.h
+++ /dev/null
@@ -1,79 +0,0 @@
-/*  Copyright (C) 2017 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz>
-
-    This program is free software: you can redistribute it and/or modify
-    it under the terms of the GNU General Public License as published by
-    the Free Software Foundation, either version 3 of the License, or
-    (at your option) any later version.
-
-    This program is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY; without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-    GNU General Public License for more details.
-
-    You should have received a copy of the GNU General Public License
-    along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-/*!
- * \brief Atomic reference counting structures.
- *
- * Reference counting allows implicit sharing of objects
- * between threads with custom destructor functions.
- */
-
-#pragma once
-
-#include <stddef.h>
-
-struct ref;
-
-/*! \brief Prototype for object destructor callback. */
-typedef void (*ref_destructor_t)(struct ref * p);
-
-/*!
- * \brief Structure for reference counting.
- *
- * Size equals to two sizes of pointer size.
- * Structure may be embedded to the structures which
- * we want to use for reference counting.
- *
- * \code
- * struct mystruct {
- *    ref_t ref;
- *    int mydata;
- *    char *mystr;
- * }
- * \endcode
- */
-typedef struct ref {
-	size_t count;          /*! \brief Reference counter. */
-	ref_destructor_t dtor; /*! \brief Object destructor function. */
-} ref_t;
-
-/*!
- * \brief Initialize reference counter.
- *
- * Set reference counter to 0 and initialize destructor callback.
- *
- * \param p Reference-counted object.
- * \param dtor Destructor function.
- */
-void ref_init(ref_t *p, ref_destructor_t dtor);
-
-/*!
- * \brief Mark object as used by the caller.
- *
- * Reference counter will be incremented.
- *
- * \param p Reference-counted object.
- */
-void ref_retain(ref_t *p);
-
-/*!
- * \brief Marks object as unused by the caller.
- *
- * Reference counter will be decremented.
- *
- * \param p Reference-counted object.
- */
-void ref_release(ref_t *p);