1 /*-
5  * SPDX-License-Identifier: BSD-2-Clause
17 #include <atf-c.h>
24 static int child;  variable
26 static int parent;  variable
83 	ATF_REQUIRE(parent == 0);  in basic_prepare()
91 	parent++;  in basic_parent()
99 	if (parent != 0)  in basic_child()
101 	child++;  in basic_child()
106  * that the prepare/parent callbacks were executed as expected.  The child will
109  * multi-callback test, but separated out so that it's more obvious from running
111  * out-of-order.
130 		_exit(child != 0 ? 0 : EXIT_NOCHILD);  in ATF_TC_BODY()
133 	 * The child can't use any of our standard atf-c(3) macros, so we have  in ATF_TC_BODY()
137 		ATF_REQUIRE_ERRNO(EINTR, wpid == -1);  in ATF_TC_BODY()
138 		if (wpid == -1)  in ATF_TC_BODY()
143 	    "child did not exit cleanly, status %x", status);  in ATF_TC_BODY()
146 	ATF_REQUIRE_MSG(status == 0, "atfork in child %s",  in ATF_TC_BODY()
148 	   (status == EXIT_CALLEDPARENT ? "observed `parent` executing" :  in ATF_TC_BODY()
149 	   (status == EXIT_NOCHILD ? "did not see `child` execute" :  in ATF_TC_BODY()
153 	ATF_REQUIRE(parent != 0);  in ATF_TC_BODY()
154 	ATF_REQUIRE(child == 0);  in ATF_TC_BODY()
171 	mask = (1 << (bit - 1));  in multi_bump()
182 		multi_assert((val & ~mask) == (mask - 1), can_assert);  in multi_bump()
205 	multi_bump(&parent, 1, true);  in multi_parent1()
210 	multi_bump(&parent, 2, true);  in multi_parent2()
216 	multi_bump(&child, 1, false);  in multi_child1()
221 	multi_bump(&child, 2, false);  in multi_child2()
225  * The multi-atfork test works much like the basic one, but it registers
226  * multiple times and enforces an order.  The child still does just as strict
227  * of tests as the parent and continues to communicate the results of those
248 		_exit(child != 0 ? 0 : EXIT_NOCHILD);  in ATF_TC_BODY()
251 	 * The child can't use any of our standard atf-c(3) macros, so we have  in ATF_TC_BODY()
255 		ATF_REQUIRE_ERRNO(EINTR, wpid == -1);  in ATF_TC_BODY()
256 		if (wpid == -1)  in ATF_TC_BODY()
261 	    "child did not exit cleanly, status %x", status);  in ATF_TC_BODY()
264 	ATF_REQUIRE_MSG(status == 0, "atfork in child %s",  in ATF_TC_BODY()
266 	   (status == EXIT_NOCHILD ? "did not see `child` execute" :  in ATF_TC_BODY()
270 	ATF_REQUIRE(parent != 0);  in ATF_TC_BODY()
271 	ATF_REQUIRE(child == 0);  in ATF_TC_BODY()