Lines Matching +defs:cpp +defs:a

149 #define DPRINTF(a) printf a
150 #define COPYPRINTF(s, a, b) printf("%s, %d: copyout%s @%p %zu\n", __func__, \
151     __LINE__, (s), (a), (b))
155 #define DPRINTF(a)
156 #define COPYPRINTF(s, a, b)
255  * Data used between a loadvm and execve part of an "exec" operation
273  * data passed from parent lwp to child during a posix_spawn()
767 	 * This is so that we handle the case where a root daemon
777 	 * to execute a new image, because eventually the process will need
795 	 * a local user to illicitly obtain elevated privileges.
872  * __MACHINE_STACK_GROWS_UP machines.  Reserve a few words just below the SP
1111 	 * we won't need a private reference.
1195 	 * In case of a posix_spawn operation, the child doing the exec
1221 		 * Since this LWP will live on with a different
1306 	 * Once the parent has been awoken, curlwp may teleport to a new CPU
1328 		/* Give the parent its CPU back - find a new home. */
1361 	/* Provide a consistent LWP private setting */
1379 	 * attach a knote after we've decided not to notify,
1400 	/* posix_spawn(3) reports a single event with implied exec(3) */
1744 	char	**cpp, *dp, *sp;
1750 	cpp = (char **)*stackp;
1756 	CTASSERT(sizeof(*cpp) == sizeof(argc));
1758 	dp = (char *)(cpp +
1767 	if ((error = copyout(&argc, cpp++, sizeof(argc))) != 0) {
1768 		COPYPRINTF("", cpp - 1, sizeof(argc));
1773 	arginfo->ps_argvstr = cpp; /* remember location of argv for later */
1776 		if ((error = copyout(&dp, cpp++, sizeof(dp))) != 0) {
1777 			COPYPRINTF("", cpp - 1, sizeof(dp));
1786 	if ((error = copyout(&nullp, cpp++, sizeof(nullp))) != 0) {
1787 		COPYPRINTF("", cpp - 1, sizeof(nullp));
1791 	arginfo->ps_envstr = cpp; /* remember location of envp for later */
1794 		if ((error = copyout(&dp, cpp++, sizeof(dp))) != 0) {
1795 			COPYPRINTF("", cpp - 1, sizeof(dp));
1805 	if ((error = copyout(&nullp, cpp++, sizeof(nullp))) != 0) {
1806 		COPYPRINTF("", cpp - 1, sizeof(nullp));
1810 	*stackp = (char *)cpp;
1976 	 * Create new execsw[].  Ensure we do not try a zero-sized
2027 	 * Create a sigobject for this emulation.
2030 	 * memory) that we keep a permanent reference to and that we map
2032 	 * we create an object, add a permanent reference to it, map it in
2100 	/* Just a hint to uvm_map where to put it. */
2133  * Release a refcount on spawn_exec_data and destroy memory, if this
2291 		 * The following sigaction call is using a sigaction
2293 		 * code only. This is not a problem because for SIG_DFL
2295 		 * were not, this would be a problem because we are
2315  * A child lwp of a posix_spawn operation starts here and ends up in
2427 	 * is no way to report a more exact error code.
2530 	 * a global limit on the maximum number we will create.
2615 		/* We were unable to allocate a process ID. */
2621 	 * This is a point of no return, we will have to go through
2627 	 * Make a proc table entry for the new process.
2646 	 * handling are important in order to keep a consistent behaviour
2647 	 * for the child after the fork.  If we are a 32-bit process, the
2745 	 * we won't need a private reference.