string_rep Class Reference

#include <string.hpp>

Inheritance diagram for string_rep:

List of all members.

Public Member Functions

• string_rep (nat n2)
• ~string_rep ()
• void resize (nat n)
• void extend (nat n)

Public Attributes

• MMX_ALLOCATORS int ref_count

Friends

• class string
• nat N (const string &s)
• bool busy (const string &s)
• char * S (string &s)
• const char * S (const string &s)
• char read (const string &s, nat i)
• string copy (const string &s)
• string operator* (const string &s, const string &t)
• int as_int (const string &s)
• double as_double (const string &s)
• char * inside (const string &s, nat pos)

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Detailed Description

Definition at line 25 of file string.hpp.

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Constructor & Destructor Documentation

string_rep

(

nat

n2

)

[inline]

Definition at line 32 of file string.hpp.

: a ((char*) mmx_malloc (n2)), n(n2), l(n2) {}

~string_rep

(

)

[inline]

Definition at line 33 of file string.hpp.

References mmx::mmx_free().

{ mmx_free ((void*) a, l); }

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Member Function Documentation

void extend

(

nat

n

)

Definition at line 370 of file string.cpp.

References mmx::max(), mmx::mmx_free(), and mmx::mmx_malloc().

Referenced by string::operator<<().

                         {
  if (n+d > l) {
    register nat old_l= l;
    l= max (l << 1, n+d);
    char* b= (char*) mmx_malloc (l);
    for (nat i=0; i<n; i++)
      b[i]= a[i];
    mmx_free ((void*) a, old_l);
    a= b;
  }
  n += d;
}

void resize

(

nat

n

)

Definition at line 42 of file string.cpp.

References mmx::max(), mmx::min(), mmx::mmx_free(), and mmx::mmx_malloc().

Referenced by string::operator>>(), and mmx::unescape().

                          {
  nat l2;
  if (n2 > l) l2= max (n2, l << 1);
  else if (n2 < (l >> 1)) l2= n2;
  else { n= n2; return; }
  nat m= min (n, n2);
  char* b= (char*) mmx_malloc (l2);
  for (nat i=0; i<m; i++) b[i]= a[i];
  mmx_free ((void*) a, l);
  a= b;
  n= n2;
  l= l2;
}

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Friends And Related Function Documentation

double as_double

(

const string &

s

)

[friend]

int as_int

(

const string &

s

)

[friend]

bool busy

(

const string &

s

)

[friend]

string copy

(

const string &

s

)

[friend]

char* inside	(	const string &	s,
		nat	pos
	)			[friend]

Definition at line 110 of file string.hpp.

                                               {
  return s.rep->a + pos; }

nat N

(

const string &

s

)

[friend]

string operator*	(	const string &	s,
		const string &	t
	)			[friend]

Definition at line 411 of file string.cpp.

                                                {
  register nat i, n1=N(s1), n2=N(s2);
  string r (n1 + n2);
  for (i=0; i<n1; i++) r.rep->a[i   ]= s1.rep->a[i];
  for (i=0; i<n2; i++) r.rep->a[i+n1]= s2.rep->a[i];
  return r;
}

char read	(	const string &	s,
		nat	i
	)			[friend]

const char* S

(

const string &

s

)

[friend]

char* S

(

string &

s

)

[friend]

friend class string [friend]

Definition at line 37 of file string.hpp.

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Member Data Documentation

MMX_ALLOCATORS int ref_count [inherited]

Definition at line 164 of file basix.hpp.

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The documentation for this class was generated from the following files:

• include/basix/string.hpp
• src/string.cpp