diff options
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 */ |