| 1 | /* tclutils.cpp: This file define a set of utils functions. |
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| 2 | GNU/tolTcl Library |
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| 3 | |
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| 4 | Copyright (C) 2001, 2002, 2003 - Bayes Decisión, SL |
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| 5 | |
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| 6 | This program is free software; you can redistribute it and/or modify |
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| 7 | it under the terms of the GNU General Public License as published by |
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| 8 | the Free Software Foundation; either version 2, or (at your option) |
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| 9 | any later version. |
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| 10 | |
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| 11 | This program is distributed in the hope that it will be useful, |
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| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 14 | GNU General Public License for more details. |
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| 15 | |
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| 16 | You should have received a copy of the GNU General Public License |
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| 17 | along with this program; if not, write to the Free Software |
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| 18 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
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| 19 | USA. |
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| 20 | */ |
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| 21 | |
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| 22 | |
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| 23 | #include <tt_tclutils.h> |
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| 24 | |
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| 25 | /*! |
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| 26 | * EvalScript::EvalScript -- |
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| 27 | * |
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| 28 | * class constructor. Setup the script and the arguments |
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| 29 | * to be used in next evaluations. |
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| 30 | * |
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| 31 | */ |
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| 32 | EvalScript::EvalScript( Tcl_Interp * interp, |
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| 33 | Tcl_Obj * script, int objc, Tcl_Obj * objv[] ) |
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| 34 | { |
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| 35 | int itemc; |
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| 36 | Tcl_Obj ** itemv; |
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| 37 | int i; |
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| 38 | |
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| 39 | m_interp = interp; |
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| 40 | m_status = Tcl_ListObjGetElements( interp, script, &itemc, &itemv ); |
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| 41 | if ( m_status != TCL_OK ) { |
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| 42 | m_objc = 0; |
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| 43 | m_objv = NULL; |
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| 44 | } |
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| 45 | else { |
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| 46 | m_xobjc = objc; |
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| 47 | m_xobjv = objv; |
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| 48 | m_objc = itemc + objc; |
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| 49 | m_objv = (Tcl_Obj**)Tcl_Alloc( sizeof(Tcl_Obj*) * m_objc ); |
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| 50 | for ( i = 0; i < itemc; i++ ) { |
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| 51 | m_objv[i] = itemv[i]; |
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| 52 | Tcl_IncrRefCount( m_objv[i] ); |
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| 53 | } |
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| 54 | m_status = TCL_OK; |
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| 55 | } |
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| 56 | } |
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| 57 | |
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| 58 | /*! |
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| 59 | * EvalScript::~EvalScript -- |
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| 60 | * |
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| 61 | */ |
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| 62 | EvalScript::~EvalScript() |
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| 63 | { |
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| 64 | int i; |
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| 65 | |
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| 66 | if ( m_objv ) { |
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| 67 | for ( i = 0; i < m_objc - m_xobjc; i++ ) |
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| 68 | Tcl_DecrRefCount( m_objv[i] ); |
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| 69 | Tcl_Free( (char*)m_objv ); |
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| 70 | m_objc = 0; |
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| 71 | m_objv = NULL; |
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| 72 | } |
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| 73 | } |
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| 74 | |
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| 75 | /*! |
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| 76 | * EvalScript::Eval -- |
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| 77 | * |
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| 78 | * Eval the script and arguments. |
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| 79 | * |
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| 80 | */ |
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| 81 | int EvalScript::Eval() |
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| 82 | { |
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| 83 | if ( m_objc ) { |
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| 84 | /* Refresh the extra arguments value */ |
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| 85 | for ( int j = 0, i = m_objc-m_xobjc; i < m_objc; i++, j++ ) |
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| 86 | m_objv[i] = m_xobjv[j]; |
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| 87 | m_status = Tcl_EvalObjv( m_interp, m_objc, m_objv, TCL_EVAL_GLOBAL); |
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| 88 | } |
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| 89 | return m_status; |
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| 90 | } |
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| 91 | |
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| 92 | Tcl_Obj * NewExternalStringObj( char * str ) |
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| 93 | { |
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| 94 | Tcl_DString dstr; |
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| 95 | Tcl_Obj * obj; |
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| 96 | |
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| 97 | Tcl_DStringInit(&dstr); |
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| 98 | Tcl_ExternalToUtfDString(NULL, str, -1, &dstr); |
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| 99 | obj = Tcl_NewStringObj(Tcl_DStringValue(&dstr), -1); |
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| 100 | Tcl_DStringFree(&dstr); |
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| 101 | return obj; |
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| 102 | } |
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