Add SIGFPE handler

knizhnik · knizhnik · commit 7c8bbe356d96 · 2018-11-12T19:35:52.000+03:00
diff --git a/pg_backtrace.c b/pg_backtrace.c
@@ -98,6 +98,7 @@ void _PG_init(void)
 {
 	signal_handlers[SIGSEGV] = pqsignal(SIGSEGV, backtrace_handler);
 	signal_handlers[SIGBUS] = pqsignal(SIGBUS, backtrace_handler);
+	signal_handlers[SIGFPE] = pqsignal(SIGFPE, backtrace_handler);
 	signal_handlers[SIGINT] = pqsignal(SIGINT, backtrace_handler);
 	prev_executor_run_hook = ExecutorRun_hook;
 	ExecutorRun_hook = backtrace_executor_run_hook;
@@ -116,6 +117,7 @@ void _PG_fini(void)
 	ExecutorRun_hook = prev_executor_run_hook;
 	pqsignal(SIGSEGV, signal_handlers[SIGSEGV]);
 	pqsignal(SIGBUS,  signal_handlers[SIGBUS]);
+	pqsignal(SIGFPE,  signal_handlers[SIGFPE]);
 	pqsignal(SIGINT,  signal_handlers[SIGINT]);
 }
 

Original file line number	Diff line number	Diff line change
`@@ -98,6 +98,7 @@ void _PG_init(void)`
`98`	`98`	`{`
`99`	`99`	`signal_handlers[SIGSEGV] = pqsignal(SIGSEGV, backtrace_handler);`
`100`	`100`	`signal_handlers[SIGBUS] = pqsignal(SIGBUS, backtrace_handler);`
	`101`	`+ signal_handlers[SIGFPE] = pqsignal(SIGFPE, backtrace_handler);`
`101`	`102`	`signal_handlers[SIGINT] = pqsignal(SIGINT, backtrace_handler);`
`102`	`103`	`prev_executor_run_hook = ExecutorRun_hook;`
`103`	`104`	`ExecutorRun_hook = backtrace_executor_run_hook;`
`@@ -116,6 +117,7 @@ void _PG_fini(void)`
`116`	`117`	`ExecutorRun_hook = prev_executor_run_hook;`
`117`	`118`	`pqsignal(SIGSEGV, signal_handlers[SIGSEGV]);`
`118`	`119`	`pqsignal(SIGBUS, signal_handlers[SIGBUS]);`
	`120`	`+ pqsignal(SIGFPE, signal_handlers[SIGFPE]);`
`119`	`121`	`pqsignal(SIGINT, signal_handlers[SIGINT]);`
`120`	`122`	`}`
`121`	`123`