vstruti.cpp

/****************************************************************************
 #
 #  VSTRING Library
 #
 #  Copyright (c) 1996-2026 Vladi Belperchinov-Shabanski "Cade"
 #  http://cade.noxrun.com/  <cade@noxrun.com> <cade@bis.bg> <cade@cpan.org>
 #
 #  Distributed under the GPL license, you should receive copy of GPLv2!
 #
 #  SEE 'README', 'LICENSE' OR 'COPYING' FILE FOR LICENSE AND OTHER DETAILS!
 #
 #  VSTRING library provides wide set of string manipulation features
 #  including dynamic string object that can be freely exchanged with
 #  standard char* (or wchar_t*) type, so there is no need to change
 #  function calls nor the implementation when you change from
 #  char* to VString (and from wchar_t* to WString).
 #
 ***************************************************************************/

#include "vstruti.h"

char* strncpyz( char *dst, const char *src, size_t dst_size )
{
    if( dst_size == 0 )
      return dst;

    size_t len = strlen( src );
    size_t cz  = len < dst_size ? len : dst_size - 1;
    memmove( dst, src, cz );
    dst[cz] = '\0';

    return dst;
}

char* strncatz( char *dst, const char *src, size_t dst_size )
{
    if( dst_size == 0 ) return dst;

    size_t dlen = strnlen( dst, dst_size );
    if( dlen >= dst_size - 1 ) return dst;

    return strncat( dst, src, dst_size - 1 - dlen );
}

VString& str_padw( VString& target, int len, char ch )
{
  WString str;
  str = target;
  str_pad( str, len, wchar_t( ch ) );
  target = str;
  return target;
}

char* str_padw( char* target, int len, char ch )
{
  WString str;
  VString vvv;

  str = target;
  str_pad( str, len, wchar_t( ch ) );
  vvv = str;
  strcpy( target, vvv.data() );
  return target;
}