1 /* 2 * Copyright (c) 2015-2018 Dmitry V. Levin <ldv (at) altlinux.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. The name of the author may not be used to endorse or promote products 14 * derived from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 */ 27 28 #include "tests.h" 29 #include <asm/unistd.h> 30 31 #if defined __NR_select && defined __NR__newselect \ 32 && __NR_select != __NR__newselect \ 33 && !defined __sparc__ 34 35 # include <stdint.h> 36 # include <stdio.h> 37 # include <string.h> 38 # include <unistd.h> 39 # include <sys/select.h> 40 41 static const char *errstr; 42 43 static long 44 xselect(const kernel_ulong_t args) 45 { 46 static const kernel_ulong_t dummy = F8ILL_KULONG_MASK | 0xfacefeed; 47 long rc = syscall(__NR_select, args, dummy, dummy, dummy, dummy, dummy); 48 errstr = sprintrc(rc); 49 return rc; 50 } 51 52 int 53 main(void) 54 { 55 unsigned long *const args = tail_alloc(sizeof(*args) * 4); 56 memset(args, 0, sizeof(*args) * 4); 57 58 xselect(0); 59 #ifndef PATH_TRACING_FD 60 printf("select(NULL) = %s\n", errstr); 61 #endif 62 63 xselect((uintptr_t) args); 64 #ifndef PATH_TRACING_FD 65 printf("select(%p) = %s\n", args, errstr); 66 #endif 67 68 puts("+++ exited with 0 +++"); 69 return 0; 70 } 71 72 #else 73 74 SKIP_MAIN_UNDEFINED("__NR_select && __NR__newselect" 75 " && __NR_select != __NR__newselect" 76 " && !defined __sparc__") 77 78 #endif 79
