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Code Issues Projects Releases Wiki Activity

vi: fix "ask terminal" code

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function                                             old     new   delta
edit_file                                            761     793     +32
refresh                                              773     780      +7
query_screen_dimensions                               63      54      -9

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2010-07-21 12:39:42 +02:00
parent 217df6ea9f
commit c5fb0ada9b
1 changed files with 10 additions and 10 deletions
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20
editors/vi.c
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@ -504,20 +504,17 @@ static int init_text_buffer(char *fn)
}
#if ENABLE_FEATURE_VI_WIN_RESIZE
static void query_screen_dimensions(void)
static int query_screen_dimensions(void)
{
# if ENABLE_FEATURE_VI_ASK_TERMINAL
if (!G.get_rowcol_error)
G.get_rowcol_error =
# endif
get_terminal_width_height(STDIN_FILENO, &columns, &rows);
int err = get_terminal_width_height(STDIN_FILENO, &columns, &rows);
if (rows > MAX_SCR_ROWS)
rows = MAX_SCR_ROWS;
if (columns > MAX_SCR_COLS)
columns = MAX_SCR_COLS;
return err;
}
#else
# define query_screen_dimensions() ((void)0)
# define query_screen_dimensions() (0)
#endif
static void edit_file(char *fn)
@ -536,7 +533,7 @@ static void edit_file(char *fn)
rows = 24;
columns = 80;
size = 0;
query_screen_dimensions();
IF_FEATURE_VI_ASK_TERMINAL(G.get_rowcol_error =) query_screen_dimensions();
#if ENABLE_FEATURE_VI_ASK_TERMINAL
if (G.get_rowcol_error /* TODO? && no input on stdin */) {
uint64_t k;
@ -546,9 +543,12 @@ static void edit_file(char *fn)
if ((int32_t)k == KEYCODE_CURSOR_POS) {
uint32_t rc = (k >> 32);
columns = (rc & 0x7fff);
if (columns > MAX_SCR_COLS)
columns = MAX_SCR_COLS;
rows = ((rc >> 16) & 0x7fff);
if (rows > MAX_SCR_ROWS)
rows = MAX_SCR_ROWS;
}
query_screen_dimensions();
}
#endif
new_screen(rows, columns); // get memory for virtual screen
@ -2797,7 +2797,7 @@ static void refresh(int full_screen)
int li, changed;
char *tp, *sp; // pointer into text[] and screen[]
if (ENABLE_FEATURE_VI_WIN_RESIZE) {
if (ENABLE_FEATURE_VI_WIN_RESIZE IF_FEATURE_VI_ASK_TERMINAL(&& !G.get_rowcol_error) ) {
unsigned c = columns, r = rows;
query_screen_dimensions();
full_screen |= (c - columns) | (r - rows);