585 lines
16 KiB
C
585 lines
16 KiB
C
/*--------------------------------------------------------------------------
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L N S R \"U N B U F F E R
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Mark Koennecke, January 1997
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Copyright:
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Labor fuer Neutronenstreuung
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Paul Scherrer Institut
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CH-5423 Villigen-PSI
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The authors hereby grant permission to use, copy, modify, distribute,
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and license this software and its documentation for any purpose, provided
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that existing copyright notices are retained in all copies and that this
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notice is included verbatim in any distributions. No written agreement,
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license, or royalty fee is required for any of the authorized uses.
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Modifications to this software may be copyrighted by their authors
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and need not follow the licensing terms described here, provided that
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the new terms are clearly indicated on the first page of each file where
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they apply.
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IN NO EVENT SHALL THE AUTHORS OR DISTRIBUTORS BE LIABLE TO ANY PARTY
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FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
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ARISING OUT OF THE USE OF THIS SOFTWARE, ITS DOCUMENTATION, OR ANY
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DERIVATIVES THEREOF, EVEN IF THE AUTHORS HAVE BEEN ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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THE AUTHORS AND DISTRIBUTORS SPECIFICALLY DISCLAIM ANY WARRANTIES,
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INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE, AND NON-INFRINGEMENT. THIS SOFTWARE
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IS PROVIDED ON AN "AS IS" BASIS, AND THE AUTHORS AND DISTRIBUTORS HAVE
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NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR
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MODIFICATIONS.
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----------------------------------------------------------------------------*/
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#include <string.h>
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#include <stdlib.h>
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#include <assert.h>
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#include <tcl.h>
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#include "fortify.h"
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#include "lld.h"
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#include "lld_blob.h"
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#include "lld_str.h"
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#include "conman.h"
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#include "obdes.h"
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#include "buffer.h"
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#include "fupa.h"
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#include "splitter.h"
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#include "ruli.h"
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/*-------------------------------------------------------------------------*/
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static int SaveBuffer(void *pData, char *name, FILE *fd)
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{
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pRuenBuffer self = NULL;
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int iRet;
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char *pPtr = NULL;
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assert(fd);
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assert(pData);
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self = (pRuenBuffer)pData;
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fprintf(fd,"# RuenBuffer %s\n",name);
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fprintf(fd,"Buf new %s\n",name);
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iRet = LLDnodePtr2First(self->iLineList);
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while(iRet != 0)
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{
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pPtr = (char *)LLDnodePtr(self->iLineList);
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fprintf(fd,"%s append %s\n",name,pPtr);
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iRet = LLDnodePtr2Next(self->iLineList);
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}
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return 1;
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}
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/*--------------------------------------------------------------------------*/
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pRuenBuffer CreateRuenBuffer(char *name)
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{
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pRuenBuffer pNew = NULL;
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pNew = (pRuenBuffer)malloc(sizeof(RuenBuffer));
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if(!pNew)
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{
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return NULL;
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}
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pNew->pDes = CreateDescriptor("SicsRuenBuffer");
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if(!pNew->pDes)
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{
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free(pNew);
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return NULL;
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}
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pNew->name = strdup(name);
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Fortify_CheckAllMemory();
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pNew->iLineList = LLDblobCreate();
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if(pNew->iLineList == -1)
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{
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DeleteDescriptor(pNew->pDes);
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free(pNew->name);
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free(pNew);
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return NULL;
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}
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pNew->pDes->SaveStatus = SaveBuffer;
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return pNew;
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}
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/*--------------------------------------------------------------------------*/
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static void DeleteLineBuffer(int iList)
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{
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int iRet;
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char *pPtr;
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iRet = LLDnodePtr2First(iList);
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while(iRet != 0)
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{
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pPtr = (char *)LLDnodePtr(iList);
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free(pPtr);
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iRet = LLDnodePtr2Next(iList);
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}
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LLDdelete(iList);
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}
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/*-------------------------------------------------------------------------*/
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void DeleteRuenBuffer(void *self)
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{
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int iRet;
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pRuenBuffer pOld = (pRuenBuffer)self;
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assert(pOld);
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/* delete line buffer */
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DeleteLineBuffer(pOld->iLineList);
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if(pOld->name)
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{
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free(pOld->name);
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}
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if(pOld->pDes)
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{
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DeleteDescriptor(pOld->pDes);
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}
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free(pOld);
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}
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/*--------------------------------------------------------------------------*/
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pRuenBuffer CopyRuenBuffer(pRuenBuffer pOld, char *name)
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{
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pRuenBuffer pNew = NULL;
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int iRet;
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char *pPtr;
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pNew = CreateRuenBuffer(name);
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if(!pNew)
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{
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return NULL;
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}
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/* copy list*/
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iRet = LLDnodePtr2First(pOld->iLineList);
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while(iRet != 0)
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{
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pPtr = (char *)LLDnodePtr(pOld->iLineList);
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LLDstringAdd(pNew->iLineList,pPtr);
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iRet = LLDnodePtr2Next(pOld->iLineList);
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}
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return pNew;
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}
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/*-------------------------------------------------------------------------*/
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int BufferAppendLine(pRuenBuffer self, char *line)
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{
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assert(self);
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return LLDstringAppend(self->iLineList,line);
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}
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/*------------------------------------------------------------------------*/
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int BufferDel(pRuenBuffer self, int i)
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{
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int iNum;
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int iRet;
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assert(self);
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iRet = LLDnodePtr2First(self->iLineList);
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iNum = 0;
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while(iRet != 0)
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{
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if(iNum == i)
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{
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LLDstringDelete(self->iLineList);
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return 1;
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}
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iNum++;
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iRet = LLDnodePtr2Next(self->iLineList);
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}
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return 0;
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}
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/*------------------------------------------------------------------------*/
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int BufferInsertAfter(pRuenBuffer self, int i, char *line)
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{
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int iNum;
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int iRet;
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assert(self);
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iRet = LLDnodePtr2First(self->iLineList);
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iNum = 0;
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while(iRet != 0)
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{
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if(iNum == i)
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{
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LLDstringInsert(self->iLineList, line);
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return 1;
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}
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iNum++;
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iRet = LLDnodePtr2Next(self->iLineList);
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}
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return 0;
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}
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/*------------------------------------------------------------------------*/
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int BufferPrint(pRuenBuffer self, SConnection *pCon)
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{
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int iRet;
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char *pPtr = NULL;
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char pBueffel[512];
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int iCount = 1;
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iRet = LLDnodePtr2First(self->iLineList);
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sprintf(pBueffel,"Listing for Bueffer %s",self->name);
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SCWrite(pCon,pBueffel,eValue);
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while(iRet != 0)
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{
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pPtr = (char *)LLDnodePtr(self->iLineList);
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sprintf(pBueffel,"[%d] %s",iCount,pPtr);
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SCWrite(pCon,pBueffel,eValue);
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iRet = LLDnodePtr2Next(self->iLineList);
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iCount++;
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}
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return 1;
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}
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/*------------------------------------------------------------------------*/
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extern char *StrReplace(char *str, char *old, char *pNew);
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/* realised in Strrepl.c
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*/
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int BufferReplace(pRuenBuffer self, char *pattern, char *pReplace)
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{
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int iRet;
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char *pPtr = NULL;
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char pBueffel[1024];
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char *pRet;
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iRet = LLDnodePtr2First(self->iLineList);
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while(iRet != 0)
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{
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pPtr = (char *)LLDnodePtr(self->iLineList);
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strcpy(pBueffel,pPtr);
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pRet = NULL;
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pRet = StrReplace(pBueffel,pattern,pReplace);
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if(pRet)
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{
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LLDstringDelete(self->iLineList);
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iRet = LLDnodePtr2Next(self->iLineList);
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LLDnodePtr2Prev(self->iLineList);
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if(iRet)
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{
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LLDstringInsert(self->iLineList,pBueffel);
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}
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else
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{
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LLDstringAppend(self->iLineList,pBueffel);
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}
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}
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iRet = LLDnodePtr2Next(self->iLineList);
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}
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return 1;
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}
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/*-----------------------------------------------------------------------*/
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int BufferRun(pRuenBuffer self, SConnection *pCon, SicsInterp *pSics)
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{
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int iRet;
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char *pPtr = NULL;
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int iInt, iRes;
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iRes = 1;
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iRet = LLDnodePtr2First(self->iLineList);
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while(iRet != 0)
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{
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pPtr = (char *)LLDnodePtr(self->iLineList);
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iInt = InterpExecute(pSics,pCon,pPtr);
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if(!iInt)
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{
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iRes = 0;
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}
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iRet = LLDnodePtr2Next(self->iLineList);
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}
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return iRes;
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}
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/*------------------------------------------------------------------------*/
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int BufferSave(pRuenBuffer self, char *file)
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{
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int iRet;
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char *pPtr = NULL;
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FILE *fd = NULL;
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fd = fopen(file,"w");
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if(fd == NULL)
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{
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return 0;
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}
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iRet = LLDnodePtr2First(self->iLineList);
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while(iRet != 0)
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{
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pPtr = (char *)LLDnodePtr(self->iLineList);
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fprintf(fd,"%s\n",pPtr);
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iRet = LLDnodePtr2Next(self->iLineList);
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}
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fclose(fd);
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return 1;
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}
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/*------------------------------------------------------------------------*/
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int BufferLoad(pRuenBuffer self, char *file)
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{
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int iRet;
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char *pPtr = NULL;
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FILE *fd = NULL;
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char pBueffel[256];
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fd = fopen(file,"r");
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if(fd == NULL)
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{
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return 0;
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}
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pPtr = fgets(pBueffel,255,fd);
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while(pPtr != NULL)
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{
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LLDstringAppend(self->iLineList,pBueffel);
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pPtr = fgets(pBueffel,255,fd);
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}
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fclose(fd);
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return 1;
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}
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/*------------------------------------------------------------------------*/
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pRuenBuffer FindRuenBuffer(SicsInterp *pSics, char *name)
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{
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pRuenBuffer pBuf = NULL;
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CommandList *pCom = NULL;
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pCom = FindCommand(pSics,name);
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if(!pCom)
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{
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return NULL;
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}
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pBuf = (pRuenBuffer)pCom->pData;
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if(!pBuf)
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{
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return NULL;
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}
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if(!pBuf->pDes)
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{
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return NULL;
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}
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if(strcmp(pBuf->pDes->name,"SicsRuenBuffer") != 0)
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{
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return NULL;
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}
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return pBuf;
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}
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/*-------------------------------------------------------------------------*/
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int InitBufferSys(SConnection *pCon, SicsInterp *pSics, void *pData,
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int argc, char *argv[])
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{
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pRuenStack pStack = NULL;
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pStack = CreateRuenStack();
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if(!pStack)
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{
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SCWrite(pCon,"ERROR: No memory to create Ruen-Stack",eError);
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return 0;
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}
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AddCommand(pSics,"Buf",BufferCommand,NULL,NULL);
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AddCommand(pSics,"Stack",RuenStackAction,DeleteRuenStack,pStack);
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return 1;
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}
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/*------------------------------------------------------------------------*/
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int BufferCommand(SConnection *pCon, SicsInterp *pSics, void *pData,
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int argc, char *argv[])
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{
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int iRet, iRet2;
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char pBueffel[512];
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char **argx;
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FuPaResult PaRes;
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pRuenBuffer pBuf = NULL;
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FuncTemplate BufferTemplate[] = {
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{"new",1,{FUPATEXT} },
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{"del",1,{FUPATEXT} },
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{"copy",2,{FUPATEXT, FUPATEXT}},
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};
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assert(pCon);
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assert(pSics);
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/* minimum user to use this */
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if(!SCMatchRights(pCon,usUser))
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{
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return 0;
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}
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/* parse function args */
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argtolower(argc,argv);
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argx = &argv[1];
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iRet = EvaluateFuPa((pFuncTemplate)&BufferTemplate,3,argc-1,argx,&PaRes);
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if(iRet < 0)
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{
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sprintf(pBueffel,"%s",PaRes.pError);
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SCWrite(pCon,pBueffel,eError);
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return 0;
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}
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switch(iRet)
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{
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case 0: /* new */
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pBuf = CreateRuenBuffer(PaRes.Arg[0].text);
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if(!pBuf)
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{
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SCWrite(pCon, "ERROR: Out of memory allocating buffer",eError);
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return 0;
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}
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iRet2 = AddCommand(pSics,pBuf->name,BufferAction,DeleteRuenBuffer,
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(void *)pBuf);
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if(!iRet2)
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{
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sprintf(pBueffel,"ERROR: duplicate command %s not created",pBuf->name);
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SCWrite(pCon,pBueffel,eError);
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DeleteRuenBuffer((void *)pBuf);
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return 0;
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}
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return 1;
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break;
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case 1: /* del */
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return RemoveCommand(pSics,PaRes.Arg[0].text);
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break;
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case 2: /* copy */
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pBuf = FindRuenBuffer(pSics,PaRes.Arg[0].text);
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if(!pBuf)
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{
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sprintf(pBueffel,"ERROR: Buffer %s not found",
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PaRes.Arg[0].text);
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SCWrite(pCon,pBueffel,eError);
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return 0;
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}
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pBuf = CopyRuenBuffer(pBuf,PaRes.Arg[1].text);
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if(!pBuf)
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{
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sprintf(pBueffel,"ERROR: creating buffer %s ",
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PaRes.Arg[1].text);
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SCWrite(pCon,pBueffel,eError);
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return 0;
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}
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iRet2 = AddCommand(pSics,pBuf->name,BufferAction,DeleteRuenBuffer,
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(void *)pBuf);
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if(!iRet2)
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{
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sprintf(pBueffel,"ERROR: duplicate command %s not created",pBuf->name);
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SCWrite(pCon,pBueffel,eError);
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DeleteRuenBuffer((void *)pBuf);
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return 0;
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}
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return 1;
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break;
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default:
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assert(0);
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break;
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}
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assert(0);
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}
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/*-------------------------------------------------------------------------*/
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int BufferAction(SConnection *pCon, SicsInterp *pSics, void *pData,
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int argc, char *argv[])
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{
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int iRet, iRet2;
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char pBueffel[512];
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char **argx;
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FuPaResult PaRes;
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pRuenBuffer pBuf = NULL;
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FuncTemplate BufferTemplate[] = {
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{"append",0,{FUPATEXT} },
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{"del",1,{FUPAINT} },
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{"ins",1,{FUPAINT}},
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{"save",1,{FUPATEXT}},
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{"load",1,{FUPATEXT}},
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{"subst",2,{FUPATEXT,FUPATEXT}},
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{"print",0,{0,0}},
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{"run",0,{0,0}},
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NULL
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};
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assert(pCon);
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assert(pSics);
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pBuf = (pRuenBuffer)pData;
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assert(pBuf);
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/* You need to be user in order to do this */
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if(!SCMatchRights(pCon,usUser))
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{
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return 0;
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}
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/* parse function args */
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argx = &argv[1];
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strtolower(argx[0]);
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iRet = EvaluateFuPa((pFuncTemplate)&BufferTemplate,8,argc-1,argx,&PaRes);
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if(iRet < 0)
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{
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sprintf(pBueffel,"%s",PaRes.pError);
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SCWrite(pCon,pBueffel,eError);
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return 0;
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}
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switch(iRet)
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{
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case 0: /* append */
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argx = &argv[2];
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Arg2Text(argc-2,argx,pBueffel,511);
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BufferAppendLine(pBuf,pBueffel);
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SCSendOK(pCon);
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return 1;
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break;
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case 1: /* del */
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iRet2 = BufferDel(pBuf,PaRes.Arg[0].iVal);
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if(iRet2)
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SCSendOK(pCon);
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break;
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case 2: /* ins */
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argx = &argv[3];
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Arg2Text(argc-3,argx,pBueffel,511);
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iRet2 = BufferInsertAfter(pBuf,PaRes.Arg[0].iVal,pBueffel);
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if(iRet2)
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SCSendOK(pCon);
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return iRet2;
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break;
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case 3: /* save */
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iRet2 = BufferSave(pBuf,PaRes.Arg[0].text);
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if(!iRet2)
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{
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sprintf(pBueffel,"ERROR: cannot open %s for writing",
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PaRes.Arg[0].text);
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SCWrite(pCon,pBueffel,eError);
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return 0;
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}
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else
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{
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SCSendOK(pCon);
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return 1;
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}
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break;
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case 4: /* load */
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iRet2 = BufferLoad(pBuf,PaRes.Arg[0].text);
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if(!iRet2)
|
|
{
|
|
sprintf(pBueffel,"ERROR: cannot open %s for reading ",
|
|
PaRes.Arg[0].text);
|
|
SCWrite(pCon,pBueffel,eError);
|
|
return 0;
|
|
}
|
|
else
|
|
{
|
|
SCSendOK(pCon);
|
|
return 1;
|
|
}
|
|
break;
|
|
case 5: /* subst */
|
|
iRet2 = BufferReplace(pBuf,PaRes.Arg[0].text,PaRes.Arg[1].text);
|
|
if(iRet2)
|
|
SCSendOK(pCon);
|
|
break;
|
|
case 6: /* print */
|
|
return BufferPrint(pBuf,pCon);
|
|
break;
|
|
case 7: /* run */
|
|
return BufferRun(pBuf,pCon,pSics);
|
|
default:
|
|
assert(0);
|
|
}
|
|
return 1;
|
|
}
|
|
|