111 lines
1.6 KiB
C++
Executable File
111 lines
1.6 KiB
C++
Executable File
#include <sort.h>
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#ifndef __EXTCDECL_H
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#include <extcdecl.h>
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#endif
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#ifndef __CHECKS_H
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#include <checks.h>
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#endif
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//#include <ccommon.h>
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//#include <ccustio.h>
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//#include <cfiles.h>
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//#include <cbpltree.h>
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//#include <cisam.h>
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//#include <csort.h>
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TSort::TSort(int len)
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{
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_sortvar = new s_prm;
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_sortvar->rc_len = len;
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nsortkey = 0;
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for (int i = 0; i < NOFLDS; i++)
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{
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_sortvar->s_fld[i].f_pos = 0;
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_sortvar->s_fld[i].f_len = 0;
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_sortvar->s_fld[i].ad = ' ';
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}
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}
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TSort::~TSort()
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{
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delete _sortvar;
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}
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void TSort::init()
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{
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CHECK(_sortvar->rc_len && nsortkey, "Attempt to initialize undefined sort");
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while (retrieve() != NULL);
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init_sort(_sortvar);
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}
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void TSort::sort(const char* record)
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{
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CHECK(record != NULL, "Bad record to sort");
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::sort((char*)record);
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}
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void TSort::endsort()
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{
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::sort(NULL);
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}
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const char* TSort::retrieve()
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{
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return (const char *) sort_op();
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}
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void TSort::stats()
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{
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sort_stats();
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}
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int TSort::length() const
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{
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return _sortvar->rc_len ;
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}
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void TSort::reset(int len)
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{
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_sortvar->rc_len = len ;
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nsortkey = 0;
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}
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void TSort::addsortkey(int pos, int len, char direction)
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{
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CHECK(pos >= 0 && pos+len <= _sortvar->rc_len, "Invalid sort key");
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_sortvar->s_fld[nsortkey].f_pos = pos + 1;
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_sortvar->s_fld[nsortkey].f_len = len;
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_sortvar->s_fld[nsortkey++].ad = direction;
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}
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void TSort::addsortkey(TRecfield& f, char direction)
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{
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CHECK(f.pos() != NULL, "Invalid sort key");
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_sortvar->s_fld[nsortkey].f_pos = (f.pos() - f.record().string()) + 1;
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_sortvar->s_fld[nsortkey].f_len = f.len();
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_sortvar->s_fld[nsortkey++].ad = direction;
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}
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