1 /* $NetBSD: signalnumber.c,v 1.2 2018/01/04 20:57:29 kamil Exp $ */ 2 3 /* 4 * Software available to all and sundry without limitations 5 * but without warranty of fitness for any purpose whatever. 6 * 7 * Licensed for any use, including redistribution in source 8 * and binary forms, with or without modifications, subject 9 * the following agreement: 10 * 11 * Licensee agrees to indemnify licensor, and distributor, for 12 * the full amount of any any claim made by the licensee against 13 * the licensor or distributor, for any action that results from 14 * any use or redistribution of this software, plus any costs 15 * incurred by licensor or distributor resulting from that claim. 16 * 17 * This licence must be retained with the software. 18 */ 19 20 #include "namespace.h" 21 22 #include <signal.h> 23 #include <string.h> 24 25 /* 26 * signalnumber() 27 * 28 * Converts the signal named "name" to its 29 * signal number. 30 * 31 * "name" can be the signal name with or without 32 * the leading "SIG" prefix, and character comparisons 33 * are done in a case independent manner. 34 * (ie: SIGINT == INT == int == Int == SiGiNt == (etc).) 35 * 36 * Returns: 37 * 0 on error (invalid signal name) 38 * otherwise the signal number that corresponds to "name" 39 */ 40 41 int 42 signalnumber(const char *name) 43 { 44 int i; 45 46 if (strncasecmp(name, "sig", 3) == 0) 47 name += 3; 48 49 for (i = 1; i < NSIG; ++i) 50 if (sys_signame[i] != NULL && 51 strcasecmp(name, sys_signame[i]) == 0) 52 return i; 53 return 0; 54 } 55