1 /* $NetBSD: t_scanf.c,v 1.3 2012/03/18 07:00:51 jruoho Exp $ */ 2 3 /*- 4 * Copyright (c) 2010 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 * POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include <atf-c.h> 30 #include <math.h> 31 #include <stdio.h> 32 #include <string.h> 33 34 #define NUM -0x1234 35 #define STRNUM ___STRING(NUM) 36 37 ATF_TC(sscanf_neghex); 38 ATF_TC_HEAD(sscanf_neghex, tc) 39 { 40 atf_tc_set_md_var(tc, "descr", 41 "PR lib/21691: %%i and %%x fail with negative hex numbers"); 42 } 43 44 ATF_TC_BODY(sscanf_neghex, tc) 45 { 46 int i; 47 48 sscanf(STRNUM, "%i", &i); 49 ATF_REQUIRE(i == NUM); 50 51 sscanf(STRNUM, "%x", &i); 52 ATF_REQUIRE(i == NUM); 53 } 54 55 ATF_TC(sscanf_whitespace); 56 ATF_TC_HEAD(sscanf_whitespace, tc) 57 { 58 59 atf_tc_set_md_var(tc, "descr", "verify sscanf skips all whitespace"); 60 } 61 62 ATF_TC_BODY(sscanf_whitespace, tc) 63 { 64 const char str[] = "\f\n\r\t\v%z"; 65 char c; 66 67 #ifndef __NetBSD__ 68 atf_tc_expect_fail("fails on FreeBSD and some variants of Linux"); 69 #endif 70 71 /* set of "white space" symbols from isspace(3) */ 72 c = 0; 73 (void)sscanf(str, "%%%c", &c); 74 ATF_REQUIRE(c == 'z'); 75 } 76 77 78 ATF_TP_ADD_TCS(tp) 79 { 80 81 ATF_TP_ADD_TC(tp, sscanf_neghex); 82 ATF_TP_ADD_TC(tp, sscanf_whitespace); 83 84 return atf_no_error(); 85 } 86