diff options
author | Jason Rumney <jasonr@gnu.org> | 2006-09-03 22:51:22 +0000 |
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committer | Jason Rumney <jasonr@gnu.org> | 2006-09-03 22:51:22 +0000 |
commit | a8c3a596c22764463b674a21eb3b2e869b21e42f (patch) | |
tree | 8ede80c91272278638c342c0d40501fc9fb71273 /src/w32.c | |
parent | 934db4347f98272e04e07c2bb6f01d4e4c31f3ff (diff) | |
download | emacs-a8c3a596c22764463b674a21eb3b2e869b21e42f.tar.gz |
(shutdown_handler): New function to exit cleanly on shutdown.
(globals_of_w32): Register it as a signal handler.
Diffstat (limited to 'src/w32.c')
-rw-r--r-- | src/w32.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/src/w32.c b/src/w32.c index 0da908ff932..cbc78f8a5d5 100644 --- a/src/w32.c +++ b/src/w32.c @@ -4113,6 +4113,25 @@ init_ntproc () } /* + shutdown_handler ensures that buffers' autosave files are + up to date when the user logs off, or the system shuts down. +*/ +BOOL WINAPI shutdown_handler(DWORD type) +{ + /* Ctrl-C and Ctrl-Break are already suppressed, so don't handle them. */ + if (type == CTRL_CLOSE_EVENT /* User closes console window. */ + || type == CTRL_LOGOFF_EVENT /* User logs off. */ + || type == CTRL_SHUTDOWN_EVENT) /* User shutsdown. */ + { + /* Shut down cleanly, making sure autosave files are up to date. */ + shut_down_emacs (0, 0, Qnil); + } + + /* Allow other handlers to handle this signal. */ + return FALSE; +} + +/* globals_of_w32 is used to initialize those global variables that must always be initialized on startup even when the global variable initialized is non zero (see the function main in emacs.c). @@ -4124,6 +4143,11 @@ void globals_of_w32 () g_b_init_get_token_information = 0; g_b_init_lookup_account_sid = 0; g_b_init_get_sid_identifier_authority = 0; + /* The following sets a handler for shutdown notifications for + console apps. This actually applies to Emacs in both console and + GUI modes, since we had to fool windows into thinking emacs is a + console application to get console mode to work. */ + SetConsoleCtrlHandler(shutdown_handler, TRUE); } /* end of nt.c */ |