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Merge upstream PDCurses

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This commit is contained in:
casey langen 2020-04-01 09:46:32 -07:00
parent edd0e2cb9b
commit 7ff32bea9d
2 changed files with 28 additions and 21 deletions
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47
src/3rdparty/win32_src/pdcurses/util.c vendored
View File

@ -1,6 +1,7 @@
/* PDCurses */
#include <curspriv.h>
#include <assert.h>
/*man-start**************************************************************
@ -227,48 +228,52 @@ wchar_t *wunctrl(cchar_t *wc)
return strbuf;
}
#define IS_CONTINUATION_BYTE( c) (((c) & 0xc0) == 0x80)
int PDC_mbtowc(wchar_t *pwc, const char *s, size_t n)
{
# ifdef PDC_FORCE_UTF8
wchar_t key;
int i = -1;
int i = 0;
const unsigned char *string;
assert( s);
if (!s || (n < 1))
return -1;
if (!*s)
return 0;
string = (const unsigned char *)s;
key = string[0];
/* Simplistic UTF-8 decoder -- only does the BMP, minimal validation */
/* Simplistic UTF-8 decoder -- a little validation */
if (key & 0x80)
if ((key & 0xc0) == 0xc0 && IS_CONTINUATION_BYTE( string[1]))
{
if ((key & 0xe0) == 0xc0)
if ((key & 0xe0) == 0xc0 && 1 < n)
{
if (1 < n)
{
key = ((key & 0x1f) << 6) | (string[1] & 0x3f);
i = 2;
}
key = ((key & 0x1f) << 6) | (string[1] & 0x3f);
i = 2; /* two-byte sequence : U+0080 to U+07FF */
}
else if ((key & 0xe0) == 0xe0)
else if ((key & 0xf0) == 0xe0 && 2 < n
&& IS_CONTINUATION_BYTE( string[2]))
{
if (2 < n)
{
key = ((key & 0x0f) << 12) | ((string[1] & 0x3f) << 6) |
(string[2] & 0x3f);
i = 3;
}
key = ((key & 0x0f) << 12) | ((string[1] & 0x3f) << 6) |
(string[2] & 0x3f);
i = 3; /* three-byte sequence : U+0800 to U+FFFF */
}
else if ((key & 0xf8) == 0xf0 && 3 < n /* SMP: Unicode past 64K */
&& IS_CONTINUATION_BYTE( string[2])
&& IS_CONTINUATION_BYTE( string[3]))
{
key = ((key & 0x07) << 18) | ((string[1] & 0x3f) << 12) |
((string[2] & 0x3f) << 6) | (string[2] & 0x3f);
if( key <= 0x10ffff)
i = 4; /* four-byte sequence : U+10000 to U+10FFFF */
}
}
else
else /* 'ordinary' 7-bit ASCII */
i = 1;
assert( i);
if (i)
*pwc = key;

2
src/3rdparty/win32_src/pdcurses/wingui/pdcscrn.c vendored
View File

@ -1943,6 +1943,8 @@ static LRESULT ALIGN_STACK CALLBACK WndProc (const HWND hwnd,
break;
case WM_CHAR: /* _Don't_ add Shift-Tab; it's handled elsewhere */
if( wParam == 3 && !SP->raw_inp) /* Ctrl-C hit */
exit( 0);
if( wParam != 9 || !(GetKeyState( VK_SHIFT) & 0x8000))
if( !key_already_handled || last_key_handled != (int)wParam )
add_key_to_queue( (int)wParam );