diff options
Diffstat (limited to 'contrib/netbsd-tests/kernel/kqueue/t_proc1.c')
| -rw-r--r-- | contrib/netbsd-tests/kernel/kqueue/t_proc1.c | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/contrib/netbsd-tests/kernel/kqueue/t_proc1.c b/contrib/netbsd-tests/kernel/kqueue/t_proc1.c new file mode 100644 index 0000000..e755309 --- /dev/null +++ b/contrib/netbsd-tests/kernel/kqueue/t_proc1.c @@ -0,0 +1,154 @@ +/* $NetBSD: t_proc1.c,v 1.1 2009/02/20 21:39:57 jmmv Exp $ */ + +/*- + * Copyright (c) 2002, 2008 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by Luke Mewburn and Jaromir Dolecek. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include <sys/cdefs.h> +__COPYRIGHT("@(#) Copyright (c) 2008\ + The NetBSD Foundation, inc. All rights reserved."); +__RCSID("$NetBSD: t_proc1.c,v 1.1 2009/02/20 21:39:57 jmmv Exp $"); + +/* + * this also used to trigger problem fixed in + * rev. 1.1.1.1.2.13 of sys/kern/kern_event.c + */ + +#include <sys/param.h> +#include <sys/event.h> +#include <sys/wait.h> + +#include <err.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> +#include <inttypes.h> + +#include <atf-c.h> + +#include "../../h_macros.h" + +static int +child(void) +{ + pid_t ch; + int status; + char *argv[] = { NULL, NULL }; + char *envp[] = { NULL, NULL }; + + if ((argv[0] = strdup("true")) == NULL) + err(EXIT_FAILURE, "strdup(\"true\")"); + + if ((envp[0] = strdup("FOO=BAZ")) == NULL) + err(EXIT_FAILURE, "strdup(\"FOO=BAZ\")"); + + /* Ensure parent is ready */ + (void)sleep(2); + + /* Do fork */ + switch (ch = fork()) { + case -1: + return EXIT_FAILURE; + /* NOTREACHED */ + case 0: + return EXIT_SUCCESS; + /* NOTREACHED */ + default: + wait(&status); + break; + } + + /* Exec */ + execve("/usr/bin/true", argv, envp); + + /* NOTREACHED */ + return EXIT_FAILURE; +} + +ATF_TC(proc1); +ATF_TC_HEAD(proc1, tc) +{ + atf_tc_set_md_var(tc, "descr", "Checks EVFILT_PROC"); +} +ATF_TC_BODY(proc1, tc) +{ + struct kevent event[1]; + pid_t pid; + int kq, want, status; + + RL(kq = kqueue()); + + /* fork a child for doing the events */ + RL(pid = fork()); + if (pid == 0) { + _exit(child()); + /* NOTREACHED */ + } + + (void)sleep(1); /* give child some time to come up */ + + event[0].ident = pid; + event[0].filter = EVFILT_PROC; + event[0].flags = EV_ADD | EV_ENABLE; + event[0].fflags = NOTE_EXIT | NOTE_FORK | NOTE_EXEC; /* | NOTE_TRACK;*/ + want = NOTE_EXIT | NOTE_FORK | NOTE_EXEC; + + RL(kevent(kq, event, 1, NULL, 0, NULL)); + + /* wait until we get all events we want */ + while (want) { + RL(kevent(kq, NULL, 0, event, 1, NULL)); + printf("%ld:", (long)event[0].ident); + + if (event[0].fflags & NOTE_EXIT) { + want &= ~NOTE_EXIT; + printf(" NOTE_EXIT"); + } + if (event[0].fflags & NOTE_EXEC) { + want &= ~NOTE_EXEC; + printf(" NOTE_EXEC"); + } + if (event[0].fflags & NOTE_FORK) { + want &= ~NOTE_FORK; + printf(" NOTE_FORK"); + } + if (event[0].fflags & NOTE_CHILD) + printf(" NOTE_CHILD, parent = %" PRId64, event[0].data); + + printf("\n"); + } + + (void)waitpid(pid, &status, 0); +} + +ATF_TP_ADD_TCS(tp) +{ + ATF_TP_ADD_TC(tp, proc1); + + return atf_no_error(); +} |
