[src/trunk]: src/regress/lib/libc/clone Test the "alternate exit signal" faci...

[thorpej <thorpej%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/25d0e10f1891
branches:  trunk
changeset: 512885:25d0e10f1891
user:      thorpej <thorpej%NetBSD.org@localhost>
date:      Wed Jul 18 19:24:02 2001 +0000

description:
Test the "alternate exit signal" facility of clone(2).

diffstat:

 regress/lib/libc/clone/clonetest.c |  13 ++++++++++---
 1 files changed, 10 insertions(+), 3 deletions(-)

diffs (39 lines):

diff -r a1646f1990ad -r 25d0e10f1891 regress/lib/libc/clone/clonetest.c
--- a/regress/lib/libc/clone/clonetest.c        Wed Jul 18 19:12:21 2001 +0000
+++ b/regress/lib/libc/clone/clonetest.c        Wed Jul 18 19:24:02 2001 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: clonetest.c,v 1.1 2001/07/17 23:58:30 thorpej Exp $    */
+/*     $NetBSD: clonetest.c,v 1.2 2001/07/18 19:24:02 thorpej Exp $    */
 
 /*
  * This file placed in the public domain.
@@ -26,6 +26,7 @@
 int
 main(int argc, char *argv[])
 {
+       sigset_t mask;
        void *stack;
        __volatile int frobme = 0;
        pid_t pid;
@@ -44,13 +45,19 @@
        printf("parent: stack = %p\n", stack);
        fflush(stdout);
 
+       sigemptyset(&mask);
+       sigaddset(&mask, SIGUSR1);
+
+       if (sigprocmask(SIG_BLOCK, &mask, NULL) == -1)
+               err(1, "sigprocmask (SIGUSR1)");
+
        pid = __clone(newclone, stack,
-           CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|SIGCHLD,
+           CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|SIGUSR1,
            (void *) &frobme);
        if (pid == -1)
                err(1, "clone");
 
-       while (waitpid(pid, &stat, 0) != pid)
+       while (waitpid(pid, &stat, __WCLONE) != pid)
                /* spin */ ;
 
        if (WIFEXITED(stat) == 0)