131 lines
3.8 KiB
C
131 lines
3.8 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 "indir_enum.h"
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#include "toktyp.h"
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#include "cmd_qlf.h"
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#include "advancewindow.h"
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#include "gtm_caseconv.h"
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static readonly mstr zero_mstr;
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GBLREF boolean_t run_time;
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GBLREF mident routine_name;
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GBLREF command_qualifier cmd_qlf;
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error_def(ERR_RTNNAME);
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error_def(ERR_TEXTARG);
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int f_text(oprtype *a, opctype op)
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{
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int implicit_offset = 0;
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triple *label, *r;
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DCL_THREADGBL_ACCESS;
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SETUP_THREADGBL_ACCESS;
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r = maketriple(op);
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switch (TREF(window_token))
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{
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case TK_CIRCUMFLEX:
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implicit_offset = 1;
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/* CAUTION - fall-through */
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case TK_PLUS:
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r->operand[0] = put_str(zero_mstr.addr, 0); /* Null label - top of routine */
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break;
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case TK_INTLIT:
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int_label();
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/* CAUTION - fall through */
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case TK_IDENT:
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if (!(cmd_qlf.qlf & CQ_LOWER_LABELS))
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lower_to_upper((uchar_ptr_t)(TREF(window_ident)).addr, (uchar_ptr_t)(TREF(window_ident)).addr,
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(TREF(window_ident)).len);
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r->operand[0] = put_str((TREF(window_ident)).addr, (TREF(window_ident)).len);
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advancewindow();
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break;
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case TK_ATSIGN:
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if (!indirection(&(r->operand[0])))
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return FALSE;
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r->opcode = OC_INDTEXT;
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break;
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default:
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stx_error(ERR_TEXTARG);
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return FALSE;
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}
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/* The assert below can be useful when working on $TEXT parsing issues but causes problems in debug builds with
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* bad syntax asserts. Hence it is normally commented out. Uncomment to re-enable for $TEXT parsing issues.
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*/
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/* assert((TK_PLUS == TREF(window_token)) || (TK_CIRCUMFLEX == TREF(window_token)) || (TK_RPAREN == TREF(window_token))
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* || (TK_EOL == TREF(window_token)));
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*/
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if ((OC_INDTEXT != r->opcode) || (TK_PLUS == TREF(window_token)) || (TK_CIRCUMFLEX == TREF(window_token)))
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{ /* Need another parm chained in to deal with offset and routine name except for the case where an
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* indirect specifies the entire argument.
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*/
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label = newtriple(OC_PARAMETER);
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r->operand[1] = put_tref(label);
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}
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if (TK_PLUS != TREF(window_token))
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{
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if ((OC_INDTEXT != r->opcode) || (TK_CIRCUMFLEX == TREF(window_token)))
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/* Set default offset (0 or 1 as computed above) when offset not specified */
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label->operand[0] = put_ilit(implicit_offset);
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else
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{ /* Fill in indirect text for case where indirect specifies entire operand */
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r->opcode = OC_INDFUN;
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r->operand[1] = put_ilit((mint)indir_fntext);
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}
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} else
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{ /* Process offset */
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advancewindow();
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if (EXPR_FAIL == expr(&(label->operand[0]), MUMPS_INT))
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return FALSE;
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}
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if (TK_CIRCUMFLEX != TREF(window_token))
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{ /* No routine specified - default to current routine */
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if (OC_INDFUN != r->opcode)
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{
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if (!run_time)
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label->operand[1] = put_str(routine_name.addr, routine_name.len);
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else
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label->operand[1] = put_tref(newtriple(OC_CURRTN));
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}
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} else
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{ /* Routine has been specified - pull it */
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advancewindow();
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switch (TREF(window_token))
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{
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case TK_IDENT:
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# ifdef GTM_TRIGGER
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if (TK_HASH == TREF(director_token))
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/* Coagulate tokens as necessary (and available) to allow '#' in the routine name */
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advwindw_hash_in_mname_allowed();
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# endif
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label->operand[1] = put_str((TREF(window_ident)).addr, (TREF(window_ident)).len);
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advancewindow();
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break;
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case TK_ATSIGN:
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if (!indirection(&label->operand[1]))
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return FALSE;
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r->opcode = OC_INDTEXT;
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break;
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default:
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stx_error(ERR_RTNNAME);
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return FALSE;
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}
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}
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ins_triple(r);
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*a = put_tref(r);
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return TRUE;
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}
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