114 lines
2.5 KiB
C
114 lines
2.5 KiB
C
/****************************************************************
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* *
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* Copyright 2001, 2011 Fidelity Information Services, Inc *
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* *
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* This source code contains the intellectual property *
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* of its copyright holder(s), and is made available *
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* under a license. If you do not know the terms of *
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* the license, please stop and do not read further. *
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* *
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****************************************************************/
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#include "mdef.h"
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#include "compiler.h"
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#include "opcode.h"
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#include "toktyp.h"
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#include "advancewindow.h"
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#include "stringpool.h"
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#include "rwformat.h"
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error_def(ERR_COMMAORRPAREXP);
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error_def(ERR_CTLMNEXPECTED);
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error_def(ERR_RWFORMAT);
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int rwformat(void)
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{
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int n;
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mval key;
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oprtype x;
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triple *argcnt, *parm, *ref;
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DCL_THREADGBL_ACCESS;
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SETUP_THREADGBL_ACCESS;
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ref = 0;
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for (;;)
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{
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switch (TREF(window_token))
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{
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case TK_EXCLAIMATION:
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n = 0;
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do
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{
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n++;
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advancewindow();
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} while (TK_EXCLAIMATION == TREF(window_token));
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ref = maketriple(OC_WTEOL);
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ref->operand[0] = put_ilit(n);
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ins_triple(ref);
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break;
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case TK_HASH:
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advancewindow();
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ref = newtriple(OC_WTFF);
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break;
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case TK_QUESTION:
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advancewindow();
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if (EXPR_FAIL == expr(&x, MUMPS_INT))
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return FALSE;
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ref = newtriple(OC_WTTAB);
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ref->operand[0] = x;
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return TRUE;
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case TK_SLASH:
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advancewindow();
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if (TK_IDENT != TREF(window_token))
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{
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stx_error(ERR_CTLMNEXPECTED);
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return FALSE;
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}
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assert(0 < (TREF(window_ident)).len);
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key.mvtype = MV_STR;
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key.str.len = (TREF(window_ident)).len;
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key.str.addr = (TREF(window_ident)).addr;
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s2n(&key);
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s2pool(&(key.str));
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argcnt = parm = newtriple(OC_PARAMETER);
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parm->operand[0] = put_lit(&key);
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advancewindow();
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n = 1;
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if (TK_LPAREN == TREF(window_token))
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{
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advancewindow();
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for (;;)
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{
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if (EXPR_FAIL == expr(&x, MUMPS_EXPR))
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return FALSE;
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n++;
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ref = newtriple(OC_PARAMETER);
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ref->operand[0] = x;
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parm->operand[1] = put_tref(ref);
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parm = ref;
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if (TK_RPAREN == TREF(window_token))
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{
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advancewindow();
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break;
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}
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if (TK_COMMA != TREF(window_token))
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{
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stx_error(ERR_COMMAORRPAREXP);
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return FALSE;
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}
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advancewindow();
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}
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}
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ref = newtriple(OC_IOCONTROL);
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ref->operand[0] = put_ilit(n);
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ref->operand[1] = put_tref(argcnt);
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return TRUE;
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default:
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if (ref)
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return TRUE;
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stx_error(ERR_RWFORMAT);
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return FALSE;
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}
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}
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}
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