xref: /openbsd-src/gnu/usr.bin/binutils/gdb/testsuite/gdb.base/signals.c (revision b725ae7711052a2233e31a66fefb8a752c388d7a) 
1 /* Test GDB dealing with stuff like stepping into sigtramp.  */
2 
3 #include <signal.h>
4 #include <unistd.h>
5 
6 #ifdef __sh__
7 #define signal(a,b)	/* Signals not supported on this target - make them go away */
8 #define alarm(a)	/* Ditto for alarm() */
9 #endif
10 
11 static int count = 0;
12 
13 #ifdef PROTOTYPES
14 static void
handler(int sig)15 handler (int sig)
16 #else
17 static void
18 handler (sig)
19      int sig;
20 #endif
21 {
22   signal (sig, handler);
23   ++count;
24 }
25 
26 static void
func1()27 func1 ()
28 {
29   ++count;
30 }
31 
32 static void
func2()33 func2 ()
34 {
35   ++count;
36 }
37 
38 int
main()39 main ()
40 {
41 #ifdef usestubs
42   set_debug_traps();
43   breakpoint();
44 #endif
45 #ifdef SIGALRM
46   signal (SIGALRM, handler);
47 #endif
48 #ifdef SIGUSR1
49   signal (SIGUSR1, handler);
50 #endif
51   alarm (1);
52   ++count; /* first */
53   alarm (1);
54   ++count; /* second */
55   func1 ();
56   alarm (1);
57   func2 ();
58   return count;
59 }
60