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Refactor ccompile.h to not include system headers
This is a step toward being able to vendor the OpenZFS code in FreeBSD. Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Reviewed-by: Ryan Moeller <ryan@iXsystems.com> Signed-off-by: Matt Macy <mmacy@FreeBSD.org> Closes #10625
This commit is contained in:
Matthew Macy
@@ -0,0 +1,138 @@
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/*
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* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _SYS_CCOMPAT_H
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#define _SYS_CCOMPAT_H
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#if __FreeBSD_version < 1300051
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#define vm_page_valid(m) (m)->valid = VM_PAGE_BITS_ALL
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#define vm_page_do_sunbusy(m)
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#define vm_page_none_valid(m) ((m)->valid == 0)
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#else
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#define vm_page_do_sunbusy(m) vm_page_sunbusy(m)
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#endif
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#if __FreeBSD_version < 1300074
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#define VOP_UNLOCK1(x) VOP_UNLOCK(x, 0)
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#else
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#define VOP_UNLOCK1(x) VOP_UNLOCK(x)
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#endif
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#if __FreeBSD_version < 1300064
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#define VN_IS_DOOMED(vp) ((vp)->v_iflag & VI_DOOMED)
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#endif
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#if __FreeBSD_version < 1300068
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#define VFS_VOP_VECTOR_REGISTER(x)
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#endif
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#if __FreeBSD_version >= 1300076
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#define getnewvnode_reserve_() getnewvnode_reserve()
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#else
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#define getnewvnode_reserve_() getnewvnode_reserve(1)
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#endif
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struct hlist_node {
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struct hlist_node *next, **pprev;
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};
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struct hlist_head {
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struct hlist_node *first;
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};
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typedef struct {
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volatile int counter;
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} atomic_t;
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/* BEGIN CSTYLED */
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#define hlist_for_each(p, head) \
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for (p = (head)->first; p; p = (p)->next)
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#define hlist_entry(ptr, type, field) container_of(ptr, type, field)
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#define container_of(ptr, type, member) \
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({ \
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const __typeof(((type *)0)->member) *__p = (ptr); \
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(type *)((uintptr_t)__p - offsetof(type, member)); \
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})
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/* END CSTYLED */
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static inline void
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hlist_add_head(struct hlist_node *n, struct hlist_head *h)
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{
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n->next = h->first;
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if (h->first != NULL)
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h->first->pprev = &n->next;
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WRITE_ONCE(h->first, n);
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n->pprev = &h->first;
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}
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static inline void
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hlist_del(struct hlist_node *n)
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{
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WRITE_ONCE(*(n->pprev), n->next);
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if (n->next != NULL)
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n->next->pprev = n->pprev;
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}
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/* BEGIN CSTYLED */
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#define READ_ONCE(x) ({ \
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__typeof(x) __var = ({ \
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barrier(); \
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ACCESS_ONCE(x); \
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}); \
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barrier(); \
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__var; \
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})
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#define HLIST_HEAD_INIT { }
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#define HLIST_HEAD(name) struct hlist_head name = HLIST_HEAD_INIT
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#define INIT_HLIST_HEAD(head) (head)->first = NULL
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#define INIT_HLIST_NODE(node) \
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do { \
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(node)->next = NULL; \
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(node)->pprev = NULL; \
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} while (0)
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/* END CSTYLED */
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static inline int
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atomic_read(const atomic_t *v)
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{
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return (READ_ONCE(v->counter));
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}
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static inline int
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atomic_inc(atomic_t *v)
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{
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return (atomic_fetchadd_int(&v->counter, 1) + 1);
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}
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static inline int
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atomic_dec(atomic_t *v)
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{
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return (atomic_fetchadd_int(&v->counter, -1) - 1);
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}
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#endif
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@@ -164,14 +164,19 @@ extern "C" {
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#define KMALLOC_MAX_SIZE MAXPHYS
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#ifdef _KERNEL
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#if !defined(LOCORE) && !defined(_ASM)
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typedef unsigned long long u_longlong_t;
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typedef long long longlong_t;
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typedef void zfs_kernel_param_t;
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#ifndef LOCORE
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#ifndef HAVE_RPC_TYPES
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typedef int bool_t;
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typedef int enum_t;
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#endif
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#endif
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#ifndef __cplusplus
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#define __init
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#define __exit
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#endif
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#ifdef _KERNEL
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#define param_set_charp(a, b) (0)
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#define ATTR_UID AT_UID
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#define ATTR_GID AT_GID
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@@ -186,127 +191,7 @@ typedef void zfs_kernel_param_t;
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#define MUTEX_NOLOCKDEP 0
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#define RW_NOLOCKDEP 0
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#if !defined(LOCORE) && !defined(_ASM)
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#include <sys/param.h>
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#include <linux/types.h>
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#if __FreeBSD_version < 1300051
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#define vm_page_valid(m) (m)->valid = VM_PAGE_BITS_ALL
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#define vm_page_do_sunbusy(m)
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#define vm_page_none_valid(m) ((m)->valid == 0)
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#else
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#define vm_page_do_sunbusy(m) vm_page_sunbusy(m)
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#endif
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#if __FreeBSD_version < 1300074
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#define VOP_UNLOCK1(x) VOP_UNLOCK(x, 0)
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#else
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#define VOP_UNLOCK1(x) VOP_UNLOCK(x)
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#endif
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#if __FreeBSD_version < 1300064
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#define VN_IS_DOOMED(vp) ((vp)->v_iflag & VI_DOOMED)
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#endif
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#if __FreeBSD_version < 1300068
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#define VFS_VOP_VECTOR_REGISTER(x)
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#endif
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#if __FreeBSD_version >= 1300076
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#define getnewvnode_reserve_() getnewvnode_reserve()
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#else
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#define getnewvnode_reserve_() getnewvnode_reserve(1)
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#endif
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struct hlist_node {
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struct hlist_node *next, **pprev;
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};
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struct hlist_head {
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struct hlist_node *first;
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};
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typedef struct {
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volatile int counter;
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} atomic_t;
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/* BEGIN CSTYLED */
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#define hlist_for_each(p, head) \
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for (p = (head)->first; p; p = (p)->next)
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#define hlist_entry(ptr, type, field) container_of(ptr, type, field)
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#define container_of(ptr, type, member) \
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({ \
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const __typeof(((type *)0)->member) *__p = (ptr); \
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(type *)((uintptr_t)__p - offsetof(type, member)); \
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})
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/* END CSTYLED */
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static inline void
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hlist_add_head(struct hlist_node *n, struct hlist_head *h)
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{
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n->next = h->first;
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if (h->first != NULL)
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h->first->pprev = &n->next;
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WRITE_ONCE(h->first, n);
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n->pprev = &h->first;
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}
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static inline void
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hlist_del(struct hlist_node *n)
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{
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WRITE_ONCE(*(n->pprev), n->next);
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if (n->next != NULL)
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n->next->pprev = n->pprev;
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}
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/* BEGIN CSTYLED */
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#define READ_ONCE(x) ({ \
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__typeof(x) __var = ({ \
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barrier(); \
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ACCESS_ONCE(x); \
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}); \
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barrier(); \
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__var; \
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})
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#define HLIST_HEAD_INIT { }
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#define HLIST_HEAD(name) struct hlist_head name = HLIST_HEAD_INIT
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#define INIT_HLIST_HEAD(head) (head)->first = NULL
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#define INIT_HLIST_NODE(node) \
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do { \
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(node)->next = NULL; \
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(node)->pprev = NULL; \
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} while (0)
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/* END CSTYLED */
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static inline int
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atomic_read(const atomic_t *v)
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{
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return (READ_ONCE(v->counter));
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}
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static inline int
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atomic_inc(atomic_t *v)
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{
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return (atomic_fetchadd_int(&v->counter, 1) + 1);
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}
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static inline int
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atomic_dec(atomic_t *v)
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{
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return (atomic_fetchadd_int(&v->counter, -1) - 1);
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}
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#endif
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#else
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typedef long loff_t;
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typedef long rlim64_t;
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typedef int bool_t;
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typedef int enum_t;
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#ifndef __cplusplus
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#define __init
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#endif
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#define __exit
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#define FALSE 0
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#define TRUE 1
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/*
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@@ -31,6 +31,7 @@
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#define _OPENSOLARIS_SYS_CONDVAR_H_
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/spl_condvar.h>
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#include <sys/mutex.h>
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@@ -24,6 +24,7 @@
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#ifndef _SPL_KSTAT_H
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#define _SPL_KSTAT_H
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#include <sys/types.h>
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#include <sys/sysctl.h>
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struct list_head {};
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#include <sys/mutex.h>
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@@ -30,9 +30,12 @@
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#ifndef _COMPAT_OPENSOLARIS_SYS_PARAM_H_
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#define _COMPAT_OPENSOLARIS_SYS_PARAM_H_
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#include <sys/types.h>
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#include_next <sys/param.h>
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#define PAGESIZE PAGE_SIZE
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#define ptob(x) ((uint64_t)(x) << PAGE_SHIFT)
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#ifdef _KERNEL
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#include <sys/systm.h>
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#include <sys/libkern.h>
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#endif
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#endif
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@@ -29,7 +29,7 @@
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#ifndef _OPENSOLARIS_SYS_SYSTM_H_
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#define _OPENSOLARIS_SYS_SYSTM_H_
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#include <sys/param.h>
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#include <sys/endian.h>
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#include_next <sys/systm.h>
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#include <sys/string.h>
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@@ -33,18 +33,29 @@
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/*
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* This is a bag of dirty hacks to keep things compiling.
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*/
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#include_next <sys/types.h>
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#ifdef __ILP32__
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typedef __uint64_t u_longlong_t;
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typedef __int64_t longlong_t;
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#else
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typedef unsigned long long u_longlong_t;
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typedef long long longlong_t;
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#endif
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#include <sys/stdint.h>
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typedef int64_t clock_t;
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#define _CLOCK_T_DECLARED
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#include_next <sys/types.h>
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#include <sys/types32.h>
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#include <sys/_stdarg.h>
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#include <linux/types.h>
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#define MAXNAMELEN 256
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typedef void zfs_kernel_param_t;
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typedef struct timespec timestruc_t;
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typedef struct timespec timespec_t;
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typedef struct timespec inode_timespec_t;
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@@ -93,5 +104,5 @@ typedef u_longlong_t len_t;
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typedef longlong_t diskaddr_t;
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#include <sys/debug.h>
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#endif /* !_OPENSOLARIS_SYS_TYPES_H_ */
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