1/*- 2 * Copyright (c) 2006 SPARTA, Inc. 3 * All rights reserved. 4 * 5 * This software was developed by SPARTA ISSO under SPAWAR contract 6 * N66001-04-C-6019 ("SEFOS"). 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30#include <sys/types.h> 31#include <stdio.h> 32#include <stdlib.h> 33#include <string.h> 34 35#if !defined(__linux__) && !(defined(__APPLE__) && __DARWIN_C_LEVEL >= 200809L) 36/* 37 * Emulate glibc getline() via BSD fgetln(). 38 * Note that outsize is not changed unless memory is allocated. 39 */ 40static inline ssize_t 41getline(char **outbuf, size_t *outsize, FILE *fp) 42{ 43 size_t len; 44 45#ifndef __CYGWIN__ 46 char *buf; 47 buf = fgetln(fp, &len); 48#else 49 char buf[512]; 50 fgets(buf, sizeof(buf), fp); 51 len = strlen(buf); 52#endif 53 if (buf == NULL) 54 return (-1); 55 56 /* Assumes realloc() accepts NULL for ptr (C99) */ 57 if (*outbuf == NULL || *outsize < len + 1) { 58 void *tmp = realloc(*outbuf, len + 1); 59 if (tmp == NULL) 60 return (-1); 61 *outbuf = tmp; 62 *outsize = len + 1; 63 } 64 memcpy(*outbuf, buf, len); 65 (*outbuf)[len] = '\0'; 66 return (len); 67} 68#endif 69