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Enable SIGTERM and SIGQUIT during client authentication so

Browse Source 
the postmaster can kill the forked off processes when shutdown
is requested.

Jan
This commit is contained in:
Jan Wieck
2001-09-07 16:12:49 +00:00
parent d9044b5637
commit 7e26a8241d
5 changed files with 54 additions and 9 deletions
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21
src/backend/libpq/pqsignal.c
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@@ -9,7 +9,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/libpq/pqsignal.c,v 1.21 2001/08/24 14:07:49 petere Exp $
* $Header: /cvsroot/pgsql/src/backend/libpq/pqsignal.c,v 1.22 2001/09/07 16:12:48 wieck Exp $
*
* NOTES
* This shouldn't be in libpq, but the monitor and some other
@@ -61,6 +61,7 @@ pqinitmask(void)
#ifdef HAVE_SIGPROCMASK
sigemptyset(&UnBlockSig);
sigfillset(&BlockSig);
sigfillset(&AuthBlockSig);
/*
* Unmark those signals that should never be blocked. Some of these
@@ -69,27 +70,41 @@ pqinitmask(void)
*/
#ifdef SIGTRAP
sigdelset(&BlockSig, SIGTRAP);
sigdelset(&AuthBlockSig, SIGTRAP);
#endif
#ifdef SIGABRT
sigdelset(&BlockSig, SIGABRT);
sigdelset(&AuthBlockSig, SIGABRT);
#endif
#ifdef SIGILL
sigdelset(&BlockSig, SIGILL);
sigdelset(&AuthBlockSig, SIGILL);
#endif
#ifdef SIGFPE
sigdelset(&BlockSig, SIGFPE);
sigdelset(&AuthBlockSig, SIGFPE);
#endif
#ifdef SIGSEGV
sigdelset(&BlockSig, SIGSEGV);
sigdelset(&AuthBlockSig, SIGSEGV);
#endif
#ifdef SIGBUS
sigdelset(&BlockSig, SIGBUS);
sigdelset(&AuthBlockSig, SIGBUS);
#endif
#ifdef SIGSYS
sigdelset(&BlockSig, SIGSYS);
sigdelset(&AuthBlockSig, SIGSYS);
#endif
#ifdef SIGCONT
sigdelset(&BlockSig, SIGCONT);
sigdelset(&AuthBlockSig, SIGCONT);
#endif
#ifdef SIGTERM
sigdelset(&AuthBlockSig, SIGTERM);
#endif
#ifdef SIGQUIT
sigdelset(&AuthBlockSig, SIGQUIT);
#endif
#else
UnBlockSig = 0;
@@ -98,6 +113,10 @@ pqinitmask(void)
sigmask(SIGINT) | sigmask(SIGUSR1) |
sigmask(SIGUSR2) | sigmask(SIGCHLD) |
sigmask(SIGWINCH) | sigmask(SIGFPE);
AuthBlockSig = sigmask(SIGHUP) | sigmask(SIGALRM) |
sigmask(SIGINT) | sigmask(SIGUSR1) |
sigmask(SIGUSR2) | sigmask(SIGCHLD) |
sigmask(SIGWINCH) | sigmask(SIGFPE);
#endif
}