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/* $OpenBSD: fld_dup.c,v 1.6 2015/01/23 22:48:51 krw Exp $ */ |
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/**************************************************************************** |
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* Copyright (c) 1998-2004,2007 Free Software Foundation, Inc. * |
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* * |
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* Permission is hereby granted, free of charge, to any person obtaining a * |
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* copy of this software and associated documentation files (the * |
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* "Software"), to deal in the Software without restriction, including * |
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* without limitation the rights to use, copy, modify, merge, publish, * |
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* distribute, distribute with modifications, sublicense, and/or sell * |
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* copies of the Software, and to permit persons to whom the Software is * |
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* furnished to do so, subject to the following conditions: * |
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* * |
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* The above copyright notice and this permission notice shall be included * |
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* in all copies or substantial portions of the Software. * |
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* * |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * |
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * |
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * |
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* IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * |
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * |
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * |
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* THE USE OR OTHER DEALINGS IN THE SOFTWARE. * |
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* * |
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* Except as contained in this notice, the name(s) of the above copyright * |
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* holders shall not be used in advertising or otherwise to promote the * |
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* sale, use or other dealings in this Software without prior written * |
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* authorization. * |
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****************************************************************************/ |
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/**************************************************************************** |
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* Author: Juergen Pfeifer, 1995,1997 * |
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****************************************************************************/ |
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#include "form.priv.h" |
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MODULE_ID("$Id: fld_dup.c,v 1.6 2015/01/23 22:48:51 krw Exp $") |
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/*--------------------------------------------------------------------------- |
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| Facility : libnform |
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| Function : FIELD *dup_field(FIELD *field, int frow, int fcol) |
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| Description : Duplicates the field at the specified position. All |
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| field attributes and the buffers are copied. |
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| If an error occurs, errno is set to |
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| |
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| E_BAD_ARGUMENT - invalid argument |
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| E_SYSTEM_ERROR - system error |
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| Return Values : Pointer to the new field or NULL if failure |
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+--------------------------------------------------------------------------*/ |
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NCURSES_EXPORT(FIELD *) |
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dup_field(FIELD *field, int frow, int fcol) |
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{ |
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FIELD *New_Field = (FIELD *)0; |
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int err = E_BAD_ARGUMENT; |
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T((T_CALLED("dup_field(%p,%d,%d)"), field, frow, fcol)); |
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if (field && (frow >= 0) && (fcol >= 0) && |
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((err = E_SYSTEM_ERROR) != 0) && /* trick : this resets the default error */ |
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(New_Field = typeMalloc(FIELD, 1))) |
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{ |
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T((T_CREATE("field %p"), New_Field)); |
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*New_Field = *_nc_Default_Field; |
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New_Field->frow = frow; |
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New_Field->fcol = fcol; |
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New_Field->link = New_Field; |
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New_Field->rows = field->rows; |
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New_Field->cols = field->cols; |
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New_Field->nrow = field->nrow; |
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New_Field->drows = field->drows; |
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New_Field->dcols = field->dcols; |
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New_Field->maxgrow = field->maxgrow; |
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New_Field->nbuf = field->nbuf; |
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New_Field->just = field->just; |
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New_Field->fore = field->fore; |
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New_Field->back = field->back; |
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New_Field->pad = field->pad; |
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New_Field->opts = field->opts; |
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New_Field->usrptr = field->usrptr; |
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if (_nc_Copy_Type(New_Field, field)) |
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{ |
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size_t i, len; |
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len = Total_Buffer_Size(New_Field); |
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if ((New_Field->buf = (FIELD_CELL *)malloc(len))) |
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{ |
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for (i = 0; i < len; ++i) |
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New_Field->buf[i] = field->buf[i]; |
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returnField(New_Field); |
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} |
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} |
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} |
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if (New_Field) |
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free_field(New_Field); |
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SET_ERROR(err); |
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returnField((FIELD *)0); |
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} |
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/* fld_dup.c ends here */ |