1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
|
--- src/tcsd/svrside.c.orig 2014-04-24 18:05:44 UTC
+++ src/tcsd/svrside.c
@@ -92,12 +92,19 @@ tcsd_signal_term(int signal)
term = 1;
}
-void
+static void
tcsd_signal_hup(int signal)
{
hup = 1;
}
+static void
+tcsd_signal_chld(int signal)
+{
+
+ wait3(NULL, WNOHANG, NULL);
+}
+
static TSS_RESULT
signals_init(void)
{
@@ -106,6 +113,14 @@ signals_init(void)
struct sigaction sa;
sigemptyset(&sigmask);
+ if ((rc = sigaddset(&sigmask, SIGCHLD))) {
+ LogError("sigaddset: %s", strerror(errno));
+ return TCSERR(TSS_E_INTERNAL_ERROR);
+ }
+ if ((rc = sigaddset(&sigmask, SIGINT))) {
+ LogError("sigaddset: %s", strerror(errno));
+ return TCSERR(TSS_E_INTERNAL_ERROR);
+ }
if ((rc = sigaddset(&sigmask, SIGTERM))) {
LogError("sigaddset: %s", strerror(errno));
return TCSERR(TSS_E_INTERNAL_ERROR);
@@ -128,12 +143,24 @@ signals_init(void)
return TCSERR(TSS_E_INTERNAL_ERROR);
}
+ if ((rc = sigaction(SIGINT, &sa, NULL))) {
+ LogError("signal SIGINT not registered: %s", strerror(errno));
+ return TCSERR(TSS_E_INTERNAL_ERROR);
+ }
+
sa.sa_handler = tcsd_signal_hup;
if ((rc = sigaction(SIGHUP, &sa, NULL))) {
LogError("signal SIGHUP not registered: %s", strerror(errno));
return TCSERR(TSS_E_INTERNAL_ERROR);
}
+ sa.sa_flags = SA_RESTART;
+ sa.sa_handler = tcsd_signal_chld;
+ if ((rc = sigaction(SIGCHLD, &tcsd_sa_chld, NULL))) {
+ LogError("signal SIGCHLD not registered: %s", strerror(errno));
+ return TCSERR(TSS_E_INTERNAL_ERROR);
+ }
+
return TSS_SUCCESS;
}
|
