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refactor: enable formatting for files under lib

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This commit is contained in:
Dundar Göc
2021-10-12 17:23:50 +02:00
parent 29b718d04c
commit f98b8d2d44
6 changed files with 986 additions and 964 deletions
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425
src/nvim/lib/ringbuf.h
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@@ -1,5 +1,3 @@
// uncrustify:off
/// Macros-based ring buffer implementation.
///
/// Supported functions:
@@ -17,24 +15,29 @@
#ifndef NVIM_LIB_RINGBUF_H
#define NVIM_LIB_RINGBUF_H
#include <stddef.h>
#include <string.h>
#include <assert.h>
#include <stddef.h>
#include <stdint.h>
#include <string.h>
#include "nvim/memory.h"
#include "nvim/func_attr.h"
#include "nvim/memory.h"
#define _RINGBUF_LENGTH(rb) \
((rb)->first == NULL ? 0 \
: ((rb)->next == (rb)->first) ? (size_t) ((rb)->buf_end - (rb)->buf) + 1 \
: ((rb)->next > (rb)->first) ? (size_t) ((rb)->next - (rb)->first) \
: (size_t) ((rb)->next - (rb)->buf + (rb)->buf_end - (rb)->first + 1))
((rb)->first == NULL ? 0 \
: ((rb)->next == (rb)->first) ? (size_t)((rb)->buf_end - (rb)->buf) + 1 \
: ((rb)->next > \
(rb)->first) ? (size_t)((rb)->next - \
(rb)->first) \
: (size_t)((rb)->\
next - (rb)->buf + \
(rb)->buf_end - \
(rb)->first + 1))
#define _RINGBUF_NEXT(rb, var) \
((var) == (rb)->buf_end ? (rb)->buf : (var) + 1)
((var) == (rb)->buf_end ? (rb)->buf : (var) + 1)
#define _RINGBUF_PREV(rb, var) \
((var) == (rb)->buf ? (rb)->buf_end : (var) - 1)
((var) == (rb)->buf ? (rb)->buf_end : (var) - 1)
/// Iterate over all ringbuf values
///
@@ -42,11 +45,11 @@
/// @param RBType Type of the ring buffer element.
/// @param varname Variable name.
#define RINGBUF_FORALL(rb, RBType, varname) \
size_t varname##_length_fa_ = _RINGBUF_LENGTH(rb); \
for (RBType *varname = ((rb)->first == NULL ? (rb)->next : (rb)->first); \
varname##_length_fa_; \
(varname = _RINGBUF_NEXT(rb, varname)), \
varname##_length_fa_--)
size_t varname##_length_fa_ = _RINGBUF_LENGTH(rb); \
for (RBType *varname = ((rb)->first == NULL ? (rb)->next : (rb)->first); \
varname##_length_fa_; \
(varname = _RINGBUF_NEXT(rb, varname)), \
varname##_length_fa_--)
/// Iterate over all ringbuf values, from end to the beginning
///
@@ -57,11 +60,11 @@
/// @param RBType Type of the ring buffer element.
/// @param varname Variable name.
#define RINGBUF_ITER_BACK(rb, RBType, varname) \
size_t varname##_length_ib_ = _RINGBUF_LENGTH(rb); \
for (varname = ((rb)->next == (rb)->buf ? (rb)->buf_end : (rb)->next - 1); \
varname##_length_ib_; \
(varname = _RINGBUF_PREV(rb, varname)), \
varname##_length_ib_--)
size_t varname##_length_ib_ = _RINGBUF_LENGTH(rb); \
for (varname = ((rb)->next == (rb)->buf ? (rb)->buf_end : (rb)->next - 1); \
varname##_length_ib_; \
(varname = _RINGBUF_PREV(rb, varname)), \
varname##_length_ib_--)
/// Define a ring buffer structure
///
@@ -69,12 +72,12 @@
/// `{TypeName}RingBuffer`.
/// @param RBType Type of the single ring buffer element.
#define RINGBUF_TYPEDEF(TypeName, RBType) \
typedef struct { \
RBType *buf; \
RBType *next; \
RBType *first; \
RBType *buf_end; \
} TypeName##RingBuffer;
typedef struct { \
RBType *buf; \
RBType *next; \
RBType *first; \
RBType *buf_end; \
} TypeName##RingBuffer;
/// Dummy item free macros, for use in RINGBUF_INIT
///
@@ -94,13 +97,13 @@ typedef struct { \
/// @param varname Variable name.
/// @param rbsize Ring buffer size.
#define RINGBUF_STATIC(scope, TypeName, RBType, varname, rbsize) \
static RBType _##varname##_buf[rbsize]; \
scope TypeName##RingBuffer varname = { \
.buf = _##varname##_buf, \
.next = _##varname##_buf, \
.first = NULL, \
.buf_end = _##varname##_buf + rbsize - 1, \
};
static RBType _##varname##_buf[rbsize]; \
scope TypeName##RingBuffer varname = { \
.buf = _##varname##_buf, \
.next = _##varname##_buf, \
.first = NULL, \
.buf_end = _##varname##_buf + rbsize - 1, \
};
/// Initialize a new ring buffer
///
@@ -114,195 +117,191 @@ scope TypeName##RingBuffer varname = { \
///
/// Intended function signature: `void *rbfree(RBType *)`;
#define RINGBUF_INIT(TypeName, funcprefix, RBType, rbfree) \
static inline TypeName##RingBuffer funcprefix##_rb_new(const size_t size) \
static inline TypeName##RingBuffer funcprefix##_rb_new(const size_t size) \
REAL_FATTR_WARN_UNUSED_RESULT; \
static inline TypeName##RingBuffer funcprefix##_rb_new(const size_t size) \
{ \
assert(size != 0); \
RBType *buf = xmalloc(size * sizeof(RBType)); \
return (TypeName##RingBuffer) { \
.buf = buf, \
.next = buf, \
.first = NULL, \
.buf_end = buf + size - 1, \
}; \
} \
\
static inline void funcprefix##_rb_free(TypeName##RingBuffer *const rb) \
REAL_FATTR_UNUSED; \
static inline void funcprefix##_rb_free(TypeName##RingBuffer *const rb) \
{ \
if (rb == NULL) { \
return; \
static inline TypeName##RingBuffer funcprefix##_rb_new(const size_t size) \
{ \
assert(size != 0); \
RBType *buf = xmalloc(size * sizeof(RBType)); \
return (TypeName##RingBuffer) { \
.buf = buf, \
.next = buf, \
.first = NULL, \
.buf_end = buf + size - 1, \
}; \
} \
RINGBUF_FORALL(rb, RBType, rbitem) { \
rbfree(rbitem); \
} \
XFREE_CLEAR(rb->buf); \
} \
\
static inline void funcprefix##_rb_dealloc(TypeName##RingBuffer *const rb) \
static inline void funcprefix##_rb_free(TypeName##RingBuffer *const rb) \
REAL_FATTR_UNUSED; \
static inline void funcprefix##_rb_dealloc(TypeName##RingBuffer *const rb) \
{ \
XFREE_CLEAR(rb->buf); \
} \
static inline void funcprefix##_rb_free(TypeName##RingBuffer *const rb) \
{ \
if (rb == NULL) { \
return; \
} \
RINGBUF_FORALL(rb, RBType, rbitem) { \
rbfree(rbitem); \
} \
XFREE_CLEAR(rb->buf); \
} \
\
static inline void funcprefix##_rb_push(TypeName##RingBuffer *const rb, \
RBType item) \
static inline void funcprefix##_rb_dealloc(TypeName##RingBuffer *const rb) \
REAL_FATTR_UNUSED; \
static inline void funcprefix##_rb_dealloc(TypeName##RingBuffer *const rb) \
{ \
XFREE_CLEAR(rb->buf); \
} \
\
static inline void funcprefix##_rb_push(TypeName##RingBuffer *const rb, \
RBType item) \
REAL_FATTR_NONNULL_ARG(1); \
static inline void funcprefix##_rb_push(TypeName##RingBuffer *const rb, \
RBType item) \
{ \
if (rb->next == rb->first) { \
rbfree(rb->first); \
rb->first = _RINGBUF_NEXT(rb, rb->first); \
} else if (rb->first == NULL) { \
rb->first = rb->next; \
} \
*rb->next = item; \
rb->next = _RINGBUF_NEXT(rb, rb->next); \
} \
\
static inline ptrdiff_t funcprefix##_rb_find_idx( \
const TypeName##RingBuffer *const rb, const RBType *const item_p) \
REAL_FATTR_NONNULL_ALL REAL_FATTR_PURE REAL_FATTR_UNUSED; \
static inline ptrdiff_t funcprefix##_rb_find_idx( \
const TypeName##RingBuffer *const rb, const RBType *const item_p) \
{ \
assert(rb->buf <= item_p); \
assert(rb->buf_end >= item_p); \
if (rb->first == NULL) { \
return -1; \
} else if (item_p >= rb->first) { \
return item_p - rb->first; \
} else { \
return item_p - rb->buf + rb->buf_end - rb->first + 1; \
} \
} \
\
static inline size_t funcprefix##_rb_size( \
const TypeName##RingBuffer *const rb) \
REAL_FATTR_NONNULL_ALL REAL_FATTR_PURE; \
static inline size_t funcprefix##_rb_size( \
const TypeName##RingBuffer *const rb) \
{ \
return (size_t) (rb->buf_end - rb->buf) + 1; \
} \
\
static inline size_t funcprefix##_rb_length( \
const TypeName##RingBuffer *const rb) \
REAL_FATTR_NONNULL_ALL REAL_FATTR_PURE; \
static inline size_t funcprefix##_rb_length( \
const TypeName##RingBuffer *const rb) \
{ \
return _RINGBUF_LENGTH(rb); \
} \
\
static inline RBType *funcprefix##_rb_idx_p( \
const TypeName##RingBuffer *const rb, const size_t idx) \
REAL_FATTR_NONNULL_ALL REAL_FATTR_PURE; \
static inline RBType *funcprefix##_rb_idx_p( \
const TypeName##RingBuffer *const rb, const size_t idx) \
{ \
assert(idx <= funcprefix##_rb_size(rb)); \
assert(idx <= funcprefix##_rb_length(rb)); \
if (rb->first + idx > rb->buf_end) { \
return rb->buf + ((rb->first + idx) - (rb->buf_end + 1)); \
} else { \
return rb->first + idx; \
} \
} \
\
static inline RBType funcprefix##_rb_idx(const TypeName##RingBuffer *const rb, \
const size_t idx) \
REAL_FATTR_NONNULL_ALL REAL_FATTR_PURE REAL_FATTR_UNUSED; \
static inline RBType funcprefix##_rb_idx(const TypeName##RingBuffer *const rb, \
const size_t idx) \
{ \
return *funcprefix##_rb_idx_p(rb, idx); \
} \
\
static inline void funcprefix##_rb_insert(TypeName##RingBuffer *const rb, \
const size_t idx, \
static inline void funcprefix##_rb_push(TypeName##RingBuffer *const rb, \
RBType item) \
REAL_FATTR_NONNULL_ARG(1) REAL_FATTR_UNUSED; \
static inline void funcprefix##_rb_insert(TypeName##RingBuffer *const rb, \
const size_t idx, \
RBType item) \
{ \
assert(idx <= funcprefix##_rb_size(rb)); \
assert(idx <= funcprefix##_rb_length(rb)); \
const size_t length = funcprefix##_rb_length(rb); \
if (idx == length) { \
funcprefix##_rb_push(rb, item); \
return; \
{ \
if (rb->next == rb->first) { \
rbfree(rb->first); \
rb->first = _RINGBUF_NEXT(rb, rb->first); \
} else if (rb->first == NULL) { \
rb->first = rb->next; \
} \
*rb->next = item; \
rb->next = _RINGBUF_NEXT(rb, rb->next); \
} \
RBType *const insertpos = funcprefix##_rb_idx_p(rb, idx); \
if (insertpos == rb->next) { \
funcprefix##_rb_push(rb, item); \
return; \
} \
if (length == funcprefix##_rb_size(rb)) { \
rbfree(rb->first); \
} \
if (insertpos < rb->next) { \
memmove(insertpos + 1, insertpos, \
(size_t) ((uintptr_t) rb->next - (uintptr_t) insertpos)); \
} else { \
assert(insertpos > rb->first); \
assert(rb->next <= rb->first); \
memmove(rb->buf + 1, rb->buf, \
(size_t) ((uintptr_t) rb->next - (uintptr_t) rb->buf)); \
*rb->buf = *rb->buf_end; \
memmove(insertpos + 1, insertpos, \
(size_t) ((uintptr_t) (rb->buf_end + 1) - (uintptr_t) insertpos)); \
} \
*insertpos = item; \
if (length == funcprefix##_rb_size(rb)) { \
rb->first = _RINGBUF_NEXT(rb, rb->first); \
} \
rb->next = _RINGBUF_NEXT(rb, rb->next); \
} \
\
static inline void funcprefix##_rb_remove(TypeName##RingBuffer *const rb, \
const size_t idx) \
REAL_FATTR_NONNULL_ARG(1) REAL_FATTR_UNUSED; \
static inline void funcprefix##_rb_remove(TypeName##RingBuffer *const rb, \
const size_t idx) \
{ \
assert(idx < funcprefix##_rb_size(rb)); \
assert(idx < funcprefix##_rb_length(rb)); \
RBType *const rmpos = funcprefix##_rb_idx_p(rb, idx); \
rbfree(rmpos); \
if (rmpos == rb->next - 1) { \
rb->next--; \
if (rb->first == rb->next) { \
rb->first = NULL; \
rb->next = rb->buf; \
static inline ptrdiff_t funcprefix##_rb_find_idx(const TypeName##RingBuffer *const rb, \
const RBType *const item_p) \
REAL_FATTR_NONNULL_ALL REAL_FATTR_PURE REAL_FATTR_UNUSED; \
static inline ptrdiff_t funcprefix##_rb_find_idx(const TypeName##RingBuffer *const rb, \
const RBType *const item_p) \
{ \
assert(rb->buf <= item_p); \
assert(rb->buf_end >= item_p); \
if (rb->first == NULL) { \
return -1; \
} else if (item_p >= rb->first) { \
return item_p - rb->first; \
} else { \
return item_p - rb->buf + rb->buf_end - rb->first + 1; \
} \
} else if (rmpos == rb->first) { \
rb->first = _RINGBUF_NEXT(rb, rb->first); \
if (rb->first == rb->next) { \
rb->first = NULL; \
rb->next = rb->buf; \
} \
} else if (rb->first < rb->next || rb->next == rb->buf) { \
assert(rmpos > rb->first); \
assert(rmpos <= _RINGBUF_PREV(rb, rb->next)); \
memmove(rb->first + 1, rb->first, \
(size_t) ((uintptr_t) rmpos - (uintptr_t) rb->first)); \
rb->first = _RINGBUF_NEXT(rb, rb->first); \
} else if (rmpos < rb->next) { \
memmove(rmpos, rmpos + 1, \
(size_t) ((uintptr_t) rb->next - (uintptr_t) rmpos)); \
rb->next = _RINGBUF_PREV(rb, rb->next); \
} else { \
assert(rb->first < rb->buf_end); \
memmove(rb->first + 1, rb->first, \
(size_t) ((uintptr_t) rmpos - (uintptr_t) rb->first)); \
rb->first = _RINGBUF_NEXT(rb, rb->first); \
} \
}
\
static inline size_t funcprefix##_rb_size(const TypeName##RingBuffer *const rb) \
REAL_FATTR_NONNULL_ALL REAL_FATTR_PURE; \
static inline size_t funcprefix##_rb_size(const TypeName##RingBuffer *const rb) \
{ \
return (size_t)(rb->buf_end - rb->buf) + 1; \
} \
\
static inline size_t funcprefix##_rb_length(const TypeName##RingBuffer *const rb) \
REAL_FATTR_NONNULL_ALL REAL_FATTR_PURE; \
static inline size_t funcprefix##_rb_length(const TypeName##RingBuffer *const rb) \
{ \
return _RINGBUF_LENGTH(rb); \
} \
\
static inline RBType *funcprefix##_rb_idx_p(const TypeName##RingBuffer *const rb, \
const size_t idx) \
REAL_FATTR_NONNULL_ALL REAL_FATTR_PURE; \
static inline RBType *funcprefix##_rb_idx_p(const TypeName##RingBuffer *const rb, \
const size_t idx) \
{ \
assert(idx <= funcprefix##_rb_size(rb)); \
assert(idx <= funcprefix##_rb_length(rb)); \
if (rb->first + idx > rb->buf_end) { \
return rb->buf + ((rb->first + idx) - (rb->buf_end + 1)); \
} else { \
return rb->first + idx; \
} \
} \
\
static inline RBType funcprefix##_rb_idx(const TypeName##RingBuffer *const rb, \
const size_t idx) \
REAL_FATTR_NONNULL_ALL REAL_FATTR_PURE REAL_FATTR_UNUSED; \
static inline RBType funcprefix##_rb_idx(const TypeName##RingBuffer *const rb, \
const size_t idx) \
{ \
return *funcprefix##_rb_idx_p(rb, idx); \
} \
\
static inline void funcprefix##_rb_insert(TypeName##RingBuffer *const rb, \
const size_t idx, \
RBType item) \
REAL_FATTR_NONNULL_ARG(1) REAL_FATTR_UNUSED; \
static inline void funcprefix##_rb_insert(TypeName##RingBuffer *const rb, \
const size_t idx, \
RBType item) \
{ \
assert(idx <= funcprefix##_rb_size(rb)); \
assert(idx <= funcprefix##_rb_length(rb)); \
const size_t length = funcprefix##_rb_length(rb); \
if (idx == length) { \
funcprefix##_rb_push(rb, item); \
return; \
} \
RBType *const insertpos = funcprefix##_rb_idx_p(rb, idx); \
if (insertpos == rb->next) { \
funcprefix##_rb_push(rb, item); \
return; \
} \
if (length == funcprefix##_rb_size(rb)) { \
rbfree(rb->first); \
} \
if (insertpos < rb->next) { \
memmove(insertpos + 1, insertpos, \
(size_t)((uintptr_t)rb->next - (uintptr_t)insertpos)); \
} else { \
assert(insertpos > rb->first); \
assert(rb->next <= rb->first); \
memmove(rb->buf + 1, rb->buf, \
(size_t)((uintptr_t)rb->next - (uintptr_t)rb->buf)); \
*rb->buf = *rb->buf_end; \
memmove(insertpos + 1, insertpos, \
(size_t)((uintptr_t)(rb->buf_end + 1) - (uintptr_t)insertpos)); \
} \
*insertpos = item; \
if (length == funcprefix##_rb_size(rb)) { \
rb->first = _RINGBUF_NEXT(rb, rb->first); \
} \
rb->next = _RINGBUF_NEXT(rb, rb->next); \
} \
\
static inline void funcprefix##_rb_remove(TypeName##RingBuffer *const rb, \
const size_t idx) \
REAL_FATTR_NONNULL_ARG(1) REAL_FATTR_UNUSED; \
static inline void funcprefix##_rb_remove(TypeName##RingBuffer *const rb, \
const size_t idx) \
{ \
assert(idx < funcprefix##_rb_size(rb)); \
assert(idx < funcprefix##_rb_length(rb)); \
RBType *const rmpos = funcprefix##_rb_idx_p(rb, idx); \
rbfree(rmpos); \
if (rmpos == rb->next - 1) { \
rb->next--; \
if (rb->first == rb->next) { \
rb->first = NULL; \
rb->next = rb->buf; \
} \
} else if (rmpos == rb->first) { \
rb->first = _RINGBUF_NEXT(rb, rb->first); \
if (rb->first == rb->next) { \
rb->first = NULL; \
rb->next = rb->buf; \
} \
} else if (rb->first < rb->next || rb->next == rb->buf) { \
assert(rmpos > rb->first); \
assert(rmpos <= _RINGBUF_PREV(rb, rb->next)); \
memmove(rb->first + 1, rb->first, \
(size_t)((uintptr_t)rmpos - (uintptr_t)rb->first)); \
rb->first = _RINGBUF_NEXT(rb, rb->first); \
} else if (rmpos < rb->next) { \
memmove(rmpos, rmpos + 1, \
(size_t)((uintptr_t)rb->next - (uintptr_t)rmpos)); \
rb->next = _RINGBUF_PREV(rb, rb->next); \
} else { \
assert(rb->first < rb->buf_end); \
memmove(rb->first + 1, rb->first, \
(size_t)((uintptr_t)rmpos - (uintptr_t)rb->first)); \
rb->first = _RINGBUF_NEXT(rb, rb->first); \
} \
}
#endif // NVIM_LIB_RINGBUF_H