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40be47e0fa
* refactor: format all C files under nvim
* refactor: disable formatting for Vim-owned files:
* src/nvim/indent_c.c
* src/nvim/regexp.c
* src/nvim/regexp_nfa.c
* src/nvim/testdir/samples/memfile_test.c
137 lines
4.5 KiB
C
137 lines
4.5 KiB
C
#ifndef NVIM_BUFFER_H
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#define NVIM_BUFFER_H
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#include "nvim/eval.h"
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#include "nvim/ex_cmds_defs.h" // for exarg_T
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#include "nvim/func_attr.h"
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#include "nvim/macros.h"
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#include "nvim/memline.h"
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#include "nvim/pos.h" // for linenr_T
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#include "nvim/screen.h" // for StlClickRecord
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#include "nvim/vim.h"
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#include "nvim/window.h"
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// Values for buflist_getfile()
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enum getf_values {
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GETF_SETMARK = 0x01, // set pcmark before jumping
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GETF_ALT = 0x02, // jumping to alternate file (not buf num)
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GETF_SWITCH = 0x04, // respect 'switchbuf' settings when jumping
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};
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// Return values of getfile()
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enum getf_retvalues {
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GETFILE_ERROR = 1, // normal error
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GETFILE_NOT_WRITTEN = 2, // "not written" error
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GETFILE_SAME_FILE = 0, // success, same file
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GETFILE_OPEN_OTHER = -1, // success, opened another file
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GETFILE_UNUSED = 8
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};
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// Values for buflist_new() flags
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enum bln_values {
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BLN_CURBUF = 1, // May re-use curbuf for new buffer
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BLN_LISTED = 2, // Put new buffer in buffer list
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BLN_DUMMY = 4, // Allocating dummy buffer
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BLN_NEW = 8, // create a new buffer
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BLN_NOOPT = 16, // Don't copy options to existing buffer
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// BLN_DUMMY_OK = 32, // also find an existing dummy buffer
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// BLN_REUSE = 64, // may re-use number from buf_reuse
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BLN_NOCURWIN = 128, // buffer is not associated with curwin
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};
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// Values for action argument for do_buffer()
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enum dobuf_action_values {
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DOBUF_GOTO = 0, // go to specified buffer
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DOBUF_SPLIT = 1, // split window and go to specified buffer
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DOBUF_UNLOAD = 2, // unload specified buffer(s)
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DOBUF_DEL = 3, // delete specified buffer(s) from buflist
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DOBUF_WIPE = 4, // delete specified buffer(s) really
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};
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// Values for start argument for do_buffer()
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enum dobuf_start_values {
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DOBUF_CURRENT = 0, // "count" buffer from current buffer
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DOBUF_FIRST = 1, // "count" buffer from first buffer
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DOBUF_LAST = 2, // "count" buffer from last buffer
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DOBUF_MOD = 3, // "count" mod. buffer from current buffer
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};
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// flags for buf_freeall()
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enum bfa_values {
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BFA_DEL = 1, // buffer is going to be deleted
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BFA_WIPE = 2, // buffer is going to be wiped out
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BFA_KEEP_UNDO = 4, // do not free undo information
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};
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#ifdef INCLUDE_GENERATED_DECLARATIONS
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# include "buffer.h.generated.h"
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#endif
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static inline void buf_set_changedtick(buf_T *const buf,
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const varnumber_T changedtick)
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REAL_FATTR_NONNULL_ALL REAL_FATTR_ALWAYS_INLINE;
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/// Set b:changedtick, also checking b: for consistency in debug build
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///
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/// @param[out] buf Buffer to set changedtick in.
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/// @param[in] changedtick New value.
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static inline void buf_set_changedtick(buf_T *const buf, const varnumber_T changedtick)
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{
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typval_T old_val = buf->changedtick_di.di_tv;
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#ifndef NDEBUG
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dictitem_T *const changedtick_di = tv_dict_find(buf->b_vars, S_LEN("changedtick"));
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assert(changedtick_di != NULL);
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assert(changedtick_di->di_tv.v_type == VAR_NUMBER);
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assert(changedtick_di->di_tv.v_lock == VAR_FIXED);
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// For some reason formatc does not like the below.
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# ifndef UNIT_TESTING_LUA_PREPROCESSING
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assert(changedtick_di->di_flags == (DI_FLAGS_RO|DI_FLAGS_FIX));
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# endif
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assert(changedtick_di == (dictitem_T *)&buf->changedtick_di);
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#endif
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buf->changedtick_di.di_tv.vval.v_number = changedtick;
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if (tv_dict_is_watched(buf->b_vars)) {
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tv_dict_watcher_notify(buf->b_vars,
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(char *)buf->changedtick_di.di_key,
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&buf->changedtick_di.di_tv,
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&old_val);
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}
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}
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static inline varnumber_T buf_get_changedtick(const buf_T *const buf)
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REAL_FATTR_NONNULL_ALL REAL_FATTR_ALWAYS_INLINE REAL_FATTR_PURE
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REAL_FATTR_WARN_UNUSED_RESULT;
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/// Get b:changedtick value
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///
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/// Faster then querying b:.
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///
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/// @param[in] buf Buffer to get b:changedtick from.
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static inline varnumber_T buf_get_changedtick(const buf_T *const buf)
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{
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return buf->changedtick_di.di_tv.vval.v_number;
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}
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static inline void buf_inc_changedtick(buf_T *const buf)
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REAL_FATTR_NONNULL_ALL REAL_FATTR_ALWAYS_INLINE;
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/// Increment b:changedtick value
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///
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/// Also checks b: for consistency in case of debug build.
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///
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/// @param[in,out] buf Buffer to increment value in.
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static inline void buf_inc_changedtick(buf_T *const buf)
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{
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buf_set_changedtick(buf, buf_get_changedtick(buf) + 1);
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}
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static inline bool buf_is_empty(buf_T *buf)
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{
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return buf->b_ml.ml_line_count == 1
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&& *ml_get_buf(buf, (linenr_T)1, false) == '\0';
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}
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#endif // NVIM_BUFFER_H
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