/*

 * Copyright © 2019  Ebrahim Byagowi

 *

 *  This is part of HarfBuzz, a text shaping library.

 *

 * Permission is hereby granted, without written agreement and without

 * license or royalty fees, to use, copy, modify, and distribute this

 * software and its documentation for any purpose, provided that the

 * above copyright notice and the following two paragraphs appear in

 * all copies of this software.

 *

 * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR

 * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES

 * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN

 * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH

 * DAMAGE.

 *

 * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,

 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND

 * FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS

 * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO

 * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.

 *

 */

#ifndef HB_NUMBER_CC

#define HB_NUMBER_CC

#ifdef HB_NUMBER_CC /* Pacify -Wunused-macros. */

#include "hb.hh"

#include "hb-number.hh"

#include "hb-number-parser.hh"

template<typename T, typename Func>

static bool

_parse_number (const char **pp, const char *end, T *pv,

         bool whole_buffer, Func f)

{

  char buf[32];

  unsigned len = hb_min (ARRAY_LENGTH (buf) - 1, (unsigned) (end - *pp));

  strncpy (buf, *pp, len);

  buf[len] = '\0';

  char *p = buf;

  char *pend = p;

  errno = 0;

  *pv = f (p, &pend);

  if (unlikely (errno || p == pend ||

    /* Check if consumed whole buffer if is requested */

    (whole_buffer && pend - p != end - *pp)))

    return false;

  *pp += pend - p;

  return true;

}

hb-number.cc:bool _parse_number<int, hb_parse_int(char const**, char const*, int*, bool)::$_0>(char const**, char const*, int*, bool, hb_parse_int(char const**, char const*, int*, bool)::$_0)

Line

Count

Source

38

609k

{

39

609k

  char buf[32];

40

609k

  unsigned len = hb_min (ARRAY_LENGTH (buf) - 1, (unsigned) (end - *pp));

41

609k

  strncpy (buf, *pp, len);

42

609k

  buf[len] = '\0';

43

44

609k

  char *p = buf;

45

609k

  char *pend = p;

46

47

609k

  errno = 0;

48

609k

  *pv = f (p, &pend);

49

609k

  if (unlikely (errno || p == pend ||

50

    /* Check if consumed whole buffer if is requested */

51

609k

    (whole_buffer && pend - p != end - *pp)))

52

559k

    return false;

53

54

50.2k

  *pp += pend - p;

55

50.2k

  return true;

56

609k

}

Unexecuted instantiation: hb-number.cc:bool _parse_number<unsigned int, hb_parse_uint(char const**, char const*, unsigned int*, bool, int)::$_0>(char const**, char const*, unsigned int*, bool, hb_parse_uint(char const**, char const*, unsigned int*, bool, int)::$_0)

bool

hb_parse_int (const char **pp, const char *end, int *pv, bool whole_buffer)

{

  return _parse_number<int> (pp, end, pv, whole_buffer,

           [] (const char *p, char **end)

           { return strtol (p, end, 10); });

}

bool

hb_parse_uint (const char **pp, const char *end, unsigned *pv,

         bool whole_buffer, int base)

{

  return _parse_number<unsigned> (pp, end, pv, whole_buffer,

          [base] (const char *p, char **end)

          { return strtoul (p, end, base); });

}

bool

hb_parse_double (const char **pp, const char *end, double *pv, bool whole_buffer)

{

  const char *pend = end;

  *pv = strtod_rl (*pp, &pend);

  if (unlikely (*pp == pend)) return false;

  *pp = pend;

  return !whole_buffer || end == pend;

}

#endif /* HB_NUMBER_CC pacify */

#endif /* HB_NUMBER_CC guard */