diff options
| author | Denys Vlasenko <vda.linux@googlemail.com> | 2021-04-15 23:17:01 +0200 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2021-04-15 23:18:40 +0200 |
| commit | b65e7f629ef3cd655eb9a2a6f47530e5fd098ae3 (patch) | |
| tree | cc13932bf37240ae3c28859b01e46163cc50c2ae /editors/vi.c | |
| parent | f2277268384d47fbcaba081f19cebc68de819836 (diff) | |
| download | busybox-b65e7f629ef3cd655eb9a2a6f47530e5fd098ae3.tar.gz | |
vi: move undo_queue_state in globals to other byte-sized members
function old new delta
vi_main 278 275 -3
undo_queue_commit 62 56 -6
undo_push 374 362 -12
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/3 up/down: 0/-21) Total: -21 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'editors/vi.c')
| -rw-r--r-- | editors/vi.c | 27 |
1 files changed, 14 insertions, 13 deletions
diff --git a/editors/vi.c b/editors/vi.c index 6dd951421..09f6eca6d 100644 --- a/editors/vi.c +++ b/editors/vi.c @@ -352,6 +352,9 @@ struct globals { #if ENABLE_FEATURE_VI_CRASHME char last_input_char; // last char read from user #endif +#if ENABLE_FEATURE_VI_UNDO_QUEUE + char undo_queue_state; // One of UNDO_INS, UNDO_DEL, UNDO_EMPTY +#endif #if ENABLE_FEATURE_VI_DOT_CMD smallint adding2q; // are we currently adding user input to q @@ -425,15 +428,6 @@ struct globals { #define ALLOW_UNDO_QUEUED ALLOW_UNDO # endif -# if ENABLE_FEATURE_VI_UNDO_QUEUE -#define UNDO_USE_SPOS 32 -#define UNDO_EMPTY 64 - char undo_queue_state; // One of UNDO_INS, UNDO_DEL, UNDO_EMPTY - int undo_q; - char *undo_queue_spos; // Start position of queued operation - char undo_queue[CONFIG_FEATURE_VI_UNDO_QUEUE_MAX]; -# endif - struct undo_object { struct undo_object *prev; // Linking back avoids list traversal (LIFO) int start; // Offset where the data should be restored/deleted @@ -441,6 +435,13 @@ struct globals { uint8_t u_type; // 0=deleted, 1=inserted, 2=swapped char undo_text[1]; // text that was deleted (if deletion) } *undo_stack_tail; +# if ENABLE_FEATURE_VI_UNDO_QUEUE +#define UNDO_USE_SPOS 32 +#define UNDO_EMPTY 64 + char *undo_queue_spos; // Start position of queued operation + int undo_q; + char undo_queue[CONFIG_FEATURE_VI_UNDO_QUEUE_MAX]; +# endif #endif /* ENABLE_FEATURE_VI_UNDO */ }; #define G (*ptr_to_globals) @@ -2071,8 +2072,8 @@ static uintptr_t stupid_insert(char *p, char c) // stupidly insert the char c at static char *char_insert(char *p, char c, int undo) // insert the char c at 'p' { #if ENABLE_FEATURE_VI_SETOPTS - char *q; - size_t len; + char *q; + size_t len; #endif if (c == 22) { // Is this an ctrl-V? @@ -2140,9 +2141,9 @@ static char *char_insert(char *p, char c, int undo) // insert the char c at 'p' bias = text_hole_make(p, len); p += bias; q += bias; -#if ENABLE_FEATURE_VI_UNDO +# if ENABLE_FEATURE_VI_UNDO undo_push_insert(p, len, undo); -#endif +# endif memcpy(p, q, len); p += len; } |