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
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
|
diff -ur netbsd-sh/jobs.c netbsd-sh-/jobs.c
--- netbsd-sh/jobs.c Tue May 23 12:03:19 2000
+++ netbsd-sh-/jobs.c Mon Apr 23 23:31:47 2001
@@ -92,6 +92,7 @@
int initialpgrp; /* pgrp of shell on invocation */
short curjob; /* current job */
#endif
+STATIC int intreceived;
STATIC void restartjob __P((struct job *));
STATIC void freejob __P((struct job *));
@@ -101,8 +102,10 @@
STATIC int waitproc __P((int, int *));
STATIC void cmdtxt __P((union node *));
STATIC void cmdputs __P((const char *));
+STATIC void waitonint(int);
+#if JOBS
/*
* Turn job control on and off.
*
@@ -171,6 +174,7 @@
}
jobctl = on;
}
+#endif
#ifdef mkinit
@@ -594,9 +598,6 @@
TRACE(("Child shell %d\n", getpid()));
wasroot = rootshell;
rootshell = 0;
- for (i = njobs, p = jobtab ; --i >= 0 ; p++)
- if (p->used)
- freejob(p);
closescript();
INTON;
clear_traps();
@@ -642,6 +643,9 @@
}
}
#endif
+ for (i = njobs, p = jobtab ; --i >= 0 ; p++)
+ if (p->used)
+ freejob(p);
if (wasroot && iflag) {
setsignal(SIGINT);
setsignal(SIGQUIT);
@@ -701,13 +705,33 @@
#endif
int status;
int st;
+ struct sigaction act, oact;
INTOFF;
+ intreceived = 0;
+#if JOBS
+ if (!jobctl) {
+#else
+ if (!iflag) {
+#endif
+ sigaction(SIGINT, 0, &act);
+ act.sa_handler = waitonint;
+ sigaction(SIGINT, &act, &oact);
+ }
TRACE(("waitforjob(%%%d) called\n", jp - jobtab + 1));
while (jp->state == 0) {
dowait(1, jp);
}
#if JOBS
+ if (!jobctl) {
+#else
+ if (!iflag) {
+#endif
+ extern char *trap[];
+ sigaction(SIGINT, &oact, 0);
+ if (intreceived && trap[SIGINT]) kill(getpid(), SIGINT);
+ }
+#if JOBS
if (jp->jobctl) {
#ifdef OLD_TTY_DRIVER
if (ioctl(2, TIOCSPGRP, (char *)&mypgrp) < 0)
@@ -896,10 +920,10 @@
#ifdef BSD
int flags;
-#if JOBS
- flags = WUNTRACED;
-#else
flags = 0;
+#if JOBS
+ if (jobctl)
+ flags |= WUNTRACED;
#endif
if (block == 0)
flags |= WNOHANG;
@@ -1139,4 +1163,9 @@
}
}
cmdnextc = q;
+}
+
+STATIC void waitonint(int sig) {
+ intreceived = 1;
+ return;
}
|
