| 1 | /*
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| 2 | * arrayparm.c --- figure out how to make a parameter be an array
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| 3 | *
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| 4 | * Arnold Robbins
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| 5 | * [email protected]
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| 6 | * 10/2001
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| 7 | *
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| 8 | * Revised 7/2003
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| 9 | * Revised 6/2004
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| 10 | */
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| 11 |
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| 12 | /*
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| 13 | * Copyright (C) 2001, 2003, 2004 the Free Software Foundation, Inc.
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| 14 | *
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| 15 | * This file is part of GAWK, the GNU implementation of the
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| 16 | * AWK Programming Language.
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| 17 | *
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| 18 | * GAWK is free software; you can redistribute it and/or modify
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| 19 | * it under the terms of the GNU General Public License as published by
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| 20 | * the Free Software Foundation; either version 2 of the License, or
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| 21 | * (at your option) any later version.
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| 22 | *
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| 23 | * GAWK is distributed in the hope that it will be useful,
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| 24 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 25 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 26 | * GNU General Public License for more details.
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| 27 | *
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| 28 | * You should have received a copy of the GNU General Public License
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| 29 | * along with this program; if not, write to the Free Software
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| 30 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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| 31 | */
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| 32 |
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| 33 | #include "awk.h"
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| 34 |
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| 35 | /* do_mkarray --- turn a variable into an array */
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| 36 |
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| 37 | /*
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| 38 | * From awk, call
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| 39 | *
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| 40 | * mkarray(var, sub, val)
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| 41 | */
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| 42 |
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| 43 | static NODE *
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| 44 | do_mkarray(tree)
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| 45 | NODE *tree;
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| 46 | {
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| 47 | int ret = -1;
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| 48 | NODE *var, *sub, *val;
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| 49 | NODE **elemval;
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| 50 |
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| 51 | if (do_lint && get_curfunc_arg_count() > 3)
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| 52 | lintwarn("mkarray: called with too many arguments");
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| 53 |
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| 54 | var = get_argument(tree, 0);
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| 55 | if (var == NULL)
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| 56 | var = stack_ptr[0];
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| 57 |
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| 58 | var = get_array(var);
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| 59 | sub = get_argument(tree, 1);
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| 60 | val = get_argument(tree, 2);
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| 61 |
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| 62 | printf("var->type = %s\n", nodetype2str(var->type));
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| 63 | printf("sub->type = %s\n", nodetype2str(sub->type));
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| 64 | printf("val->type = %s\n", nodetype2str(val->type));
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| 65 |
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| 66 | assoc_clear(var);
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| 67 |
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| 68 | elemval = assoc_lookup(var, sub, 0);
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| 69 | *elemval = dupnode(val);
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| 70 | ret = 0;
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| 71 |
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| 72 |
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| 73 | /* Set the return value */
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| 74 | set_value(tmp_number((AWKNUM) ret));
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| 75 |
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| 76 | /* Just to make the interpreter happy */
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| 77 | return tmp_number((AWKNUM) 0);
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| 78 | }
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| 79 |
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| 80 | /* dlload --- load new builtins in this library */
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| 81 |
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| 82 | NODE *
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| 83 | dlload(tree, dl)
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| 84 | NODE *tree;
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| 85 | void *dl;
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| 86 | {
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| 87 | make_builtin("mkarray", do_mkarray, 3);
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| 88 |
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| 89 | return tmp_number((AWKNUM) 0);
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| 90 | }
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