/*  @file fgetln.h

**  @author Robert Quattlebaum <darco@deepdarc.com>

**

**  Copyright (C) 2012 Robert Quattlebaum

**

**  Permission is hereby granted, free of charge, to any person

**  obtaining a copy of this software and associated

**  documentation files (the "Software"), to deal in the

**  Software without restriction, including without limitation

**  the rights to use, copy, modify, merge, publish, distribute,

**  sublicense, and/or sell copies of the Software, and to

**  permit persons to whom the Software is furnished to do so,

**  subject to the following conditions:

**

**  The above copyright notice and this permission notice shall

**  be included in all copies or substantial portions of the

**  Software.

**

**  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY

**  KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE

**  WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR

**  PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS

**  OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR

**  OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR

**  OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE

**  SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

**

**  -------------------------------------------------------------------

**

**  This is a simple implementation of the BSD function `fgetln()`,

**  for use on operating systems which do not have a copy.

**

**  Man page URL: <http://www.openbsd.org/cgi-bin/man.cgi?query=fgetln>

**

**  NOTE: This implementation is *NOT* thread safe!

*/

#define _WITH_GETLINE 1

#include <stdio.h>

#if !defined(HAVE_FGETLN)

#define HAVE_FGETLN \

  defined(__DARWIN_C_LEVEL) && \

  (__DARWIN_C_LEVEL >= __DARWIN_C_FULL)

#endif

#if !defined(fgetln) && !HAVE_FGETLN

static char *

fgetln_(

    FILE *stream, size_t *len

    )

{

  static char* linep = NULL;

  static size_t linecap = 0;

  ssize_t length = getline(&linep, &linecap, stream);

  if (length == -1) {

    free(linep);

    linep = NULL;

    linecap = 0;

    length = 0;

  }

  if (len)

    *len = length;

  return linep;

}

Unexecuted instantiation: FirmwareUpgrade.cpp:fgetln_(_IO_FILE*, unsigned long*)

config-file.c:fgetln_

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{

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  static char* linep = NULL;

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  static size_t linecap = 0;

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  ssize_t length = getline(&linep, &linecap, stream);

57

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  if (length == -1) {

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    free(linep);

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    linep = NULL;

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    linecap = 0;

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    length = 0;

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  }

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  if (len)

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    *len = length;

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  return linep;

67

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}

#define fgetln  fgetln_

#endif