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45 lines
2.7 KiB
C
45 lines
2.7 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2020 Justine Alexandra Roberts Tunney │
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│ │
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│ Permission to use, copy, modify, and/or distribute this software for │
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│ any purpose with or without fee is hereby granted, provided that the │
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│ above copyright notice and this permission notice appear in all copies. │
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│ │
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│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
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│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
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│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
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│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
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│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
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│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
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│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
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│ PERFORMANCE OF THIS SOFTWARE. │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/stdio/stdio.h"
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/**
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* Reads line from stream, e.g.
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*
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* char *line = NULL;
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* size_t linesize = 0;
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* while (getline(&line, &linesize, stdin) > 0) {
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* _chomp(line);
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* printf("%s\n", line);
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* }
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* free(line);
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*
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* This function delegates to getdelim(), which provides further
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* documentation. Concerning lines, please note the \n or \r\n are
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* included in results, and can be removed with _chomp().
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*
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* @param line is the caller's buffer (in/out) which is extended
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* automatically. *line may be NULL but only if *n is 0;
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* NUL-termination is guaranteed FTMP
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* @return number of bytes read, including delim, excluding NUL, or -1
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* w/ errno on EOF or error; see ferror() and feof()
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* @see fgetln(), xgetline(), getdelim(), gettok_r()
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*/
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ssize_t getline(char **line, size_t *n, FILE *f) {
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return getdelim(line, n, '\n', f);
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}
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