/* * Copyright (c) 2015-2018 Dmitry V. Levin <ldv@altlinux.org> * All rights reserved. * * 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. * 3. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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 "tests.h" #include <asm/unistd.h> #if defined __NR_select && defined __NR__newselect \ && __NR_select != __NR__newselect \ && !defined __sparc__ # include <stdint.h> # include <stdio.h> # include <string.h> # include <unistd.h> # include <sys/select.h> static const char *errstr; static long xselect(const kernel_ulong_t args) { static const kernel_ulong_t dummy = F8ILL_KULONG_MASK | 0xfacefeed; long rc = syscall(__NR_select, args, dummy, dummy, dummy, dummy, dummy); errstr = sprintrc(rc); return rc; } int main(void) { unsigned long *const args = tail_alloc(sizeof(*args) * 4); memset(args, 0, sizeof(*args) * 4); xselect(0); #ifndef PATH_TRACING_FD printf("select(NULL) = %s\n", errstr); #endif xselect((uintptr_t) args); #ifndef PATH_TRACING_FD printf("select(%p) = %s\n", args, errstr); #endif puts("+++ exited with 0 +++"); return 0; } #else SKIP_MAIN_UNDEFINED("__NR_select && __NR__newselect" " && __NR_select != __NR__newselect" " && !defined __sparc__") #endif