| 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 | */ |
| 40 | static inline ssize_t |
| 41 | getline(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 | |
