/* $OpenBSD: fld_dup.c,v 1.4 2001/01/22 18:02:12 millert Exp $ */ /**************************************************************************** * Copyright (c) 1998,2000 Free Software Foundation, Inc. * * * * 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, distribute with modifications, 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 ABOVE 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. * * * * Except as contained in this notice, the name(s) of the above copyright * * holders shall not be used in advertising or otherwise to promote the * * sale, use or other dealings in this Software without prior written * * authorization. * ****************************************************************************/ /**************************************************************************** * Author: Juergen Pfeifer <juergen.pfeifer@gmx.net> 1995,1997 * ****************************************************************************/ #include "form.priv.h" MODULE_ID("$From: fld_dup.c,v 1.5 2000/12/10 02:09:38 tom Exp $") /*--------------------------------------------------------------------------- | Facility : libnform | Function : FIELD *dup_field(FIELD *field, int frow, int fcol) | | Description : Duplicates the field at the specified position. All | field attributes and the buffers are copied. | If an error occurs, errno is set to | | E_BAD_ARGUMENT - invalid argument | E_SYSTEM_ERROR - system error | | Return Values : Pointer to the new field or NULL if failure +--------------------------------------------------------------------------*/ NCURSES_EXPORT(FIELD *) dup_field (FIELD * field, int frow, int fcol) { FIELD *New_Field = (FIELD *)0; int err = E_BAD_ARGUMENT; if (field && (frow>=0) && (fcol>=0) && ((err=E_SYSTEM_ERROR) != 0) && /* trick : this resets the default error */ (New_Field=(FIELD *)malloc(sizeof(FIELD))) ) { *New_Field = *_nc_Default_Field; New_Field->frow = frow; New_Field->fcol = fcol; New_Field->link = New_Field; New_Field->rows = field->rows; New_Field->cols = field->cols; New_Field->nrow = field->nrow; New_Field->drows = field->drows; New_Field->dcols = field->dcols; New_Field->maxgrow = field->maxgrow; New_Field->nbuf = field->nbuf; New_Field->just = field->just; New_Field->fore = field->fore; New_Field->back = field->back; New_Field->pad = field->pad; New_Field->opts = field->opts; New_Field->usrptr = field->usrptr; if (_nc_Copy_Type(New_Field,field)) { size_t len; len = Total_Buffer_Size(New_Field); if ( (New_Field->buf=(char *)malloc(len)) ) { memcpy(New_Field->buf,field->buf,len); return New_Field; } } } if (New_Field) free_field(New_Field); SET_ERROR(err); return (FIELD *)0; } /* fld_dup.c ends here */