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author | Ilya Zakharevich <ilya@math.berkeley.edu> | 2015-08-17 20:15:30 +0300 |
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committer | Eli Zaretskii <eliz@gnu.org> | 2015-08-17 20:15:30 +0300 |
commit | c1f34a993c4ae0f13d5dfc3f1da885e510e931e6 (patch) | |
tree | ceb9524a7050416519ab01a90e714898b9a62dd1 /src/w32fns.c | |
parent | 94cf37c8de3bc14cdadfe84dc8c405a477adbe3e (diff) | |
download | emacs-c1f34a993c4ae0f13d5dfc3f1da885e510e931e6.tar.gz |
Minor change in variable initialization on MS-Windows
* src/w32fns.c <after_dead_key>: Initialize to -1.
(deliver_wm_chars): If after_deadkey is zero, don't set after_dead
non-zero.
Diffstat (limited to 'src/w32fns.c')
-rw-r--r-- | src/w32fns.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/w32fns.c b/src/w32fns.c index 4b29e64bd58..2cb99c90057 100644 --- a/src/w32fns.c +++ b/src/w32fns.c @@ -2941,7 +2941,11 @@ get_wm_chars (HWND aWnd, int *buf, int buflen, int ignore_ctrl, int ctrl, environments!) should have different values. Moreover, switching to a non-Emacs window with the same language environment, and using (dead)keys there would change the value stored in the kernel, but not this value. */ -static int after_deadkey = 0; +/* A layout may emit deadkey=0. It looks like this would reset the state + of the kernel's finite automaton (equivalent to emiting 0-length string, + which is otherwise impossible in the dead-key map of a layout). + Be ready to treat the case when this delivers WM_(SYS)DEADCHAR. */ +static int after_deadkey = -1; int deliver_wm_chars (int do_translate, HWND hwnd, UINT msg, UINT wParam, @@ -2951,7 +2955,7 @@ deliver_wm_chars (int do_translate, HWND hwnd, UINT msg, UINT wParam, points to a keypress. (However, the "old style" TranslateMessage() would deliver at most 16 of them.) Be on a safe side, and prepare to treat many more. */ - int ctrl_cnt, buf[1024], count, is_dead, after_dead = (after_deadkey != -1); + int ctrl_cnt, buf[1024], count, is_dead, after_dead = (after_deadkey > 0); /* Since the keypress processing logic of Windows has a lot of state, it is important to call TranslateMessage() for every keyup/keydown, AND |