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28bf4b0b | 1 | /* |
11db3170 | 2 | ** Splint - annotation-assisted static program checker |
c59f5181 | 3 | ** Copyright (C) 1994-2003 University of Virginia, |
28bf4b0b | 4 | ** Massachusetts Institute of Technology |
5 | ** | |
6 | ** This program is free software; you can redistribute it and/or modify it | |
7 | ** under the terms of the GNU General Public License as published by the | |
8 | ** Free Software Foundation; either version 2 of the License, or (at your | |
9 | ** option) any later version. | |
10 | ** | |
11 | ** This program is distributed in the hope that it will be useful, but | |
12 | ** WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | ** General Public License for more details. | |
15 | ** | |
16 | ** The GNU General Public License is available from http://www.gnu.org/ or | |
17 | ** the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, | |
18 | ** MA 02111-1307, USA. | |
19 | ** | |
155af98d | 20 | ** For information on splint: info@splint.org |
21 | ** To report a bug: splint-bug@splint.org | |
11db3170 | 22 | ** For more information: http://www.splint.org |
28bf4b0b | 23 | */ |
24 | /* | |
25 | ** mtDeclarationPieces.c | |
26 | */ | |
27 | ||
1b8ae690 | 28 | # include "splintMacros.nf" |
28bf4b0b | 29 | # include "basic.h" |
28bf4b0b | 30 | |
31 | extern mtDeclarationPieces mtDeclarationPieces_create (void) /*@*/ | |
32 | { | |
33 | return mtDeclarationPieces_undefined; | |
34 | } | |
35 | ||
36 | extern mtDeclarationPieces mtDeclarationPieces_append (mtDeclarationPieces node, | |
37 | /*@only@*/ mtDeclarationPiece piece) | |
38 | /*@modifies node*/ | |
39 | { | |
40 | mtDeclarationPieces tnode = node; | |
41 | mtDeclarationPieces res = (mtDeclarationPieces) dmalloc (sizeof (*node)); | |
42 | ||
43 | res->thisPiece = piece; | |
44 | res->rest = mtDeclarationPieces_undefined; | |
45 | ||
46 | if (mtDeclarationPieces_isUndefined (node)) { | |
47 | return res; | |
48 | } | |
49 | ||
50 | while (mtDeclarationPieces_isDefined (tnode->rest)) | |
51 | { | |
52 | tnode = tnode->rest; | |
53 | } | |
54 | ||
55 | tnode->rest = res; | |
56 | return node; | |
57 | } | |
58 | ||
59 | extern cstring mtDeclarationPieces_unparse (mtDeclarationPieces node) /*@*/ | |
60 | { | |
61 | cstring res = cstring_newEmpty (); | |
62 | ||
63 | while (mtDeclarationPieces_isDefined (node)) | |
64 | { | |
65 | res = message ("%q%q; ", res, mtDeclarationPiece_unparse (node->thisPiece)); | |
66 | node = node->rest; | |
67 | } | |
68 | ||
69 | return res; | |
70 | } | |
71 | ||
72 | mtDeclarationPiece | |
73 | mtDeclarationPieces_findPiece (mtDeclarationPieces pieces, mtPieceKind kind) | |
74 | { | |
75 | bool foundone = FALSE; | |
76 | mtDeclarationPiece res = mtDeclarationPiece_undefined; | |
77 | ||
78 | while (mtDeclarationPieces_isDefined (pieces)) | |
79 | { | |
80 | if (mtDeclarationPiece_matchKind (pieces->thisPiece, kind)) | |
81 | { | |
82 | if (foundone) | |
83 | { | |
84 | llassert (mtDeclarationPiece_isDefined (res)); | |
85 | voptgenerror | |
86 | (FLG_SYNTAX, | |
87 | message ("Metastate declaration has duplicate pieces: %q / %q", | |
88 | mtDeclarationPiece_unparse (res), | |
89 | mtDeclarationPiece_unparse (pieces->thisPiece)), | |
b73d1009 | 90 | g_currentloc); |
28bf4b0b | 91 | } |
92 | else | |
93 | { | |
94 | foundone = TRUE; | |
95 | llassert (mtDeclarationPiece_isUndefined (res)); | |
96 | res = pieces->thisPiece; | |
97 | } | |
98 | } | |
99 | ||
100 | pieces = pieces->rest; | |
101 | } | |
102 | ||
103 | return res; | |
104 | } | |
105 | ||
106 | extern void mtDeclarationPieces_free (/*@only@*/ mtDeclarationPieces node) | |
107 | { | |
108 | if (mtDeclarationPieces_isDefined (node)) | |
109 | { | |
110 | mtDeclarationPiece_free (node->thisPiece); | |
111 | mtDeclarationPieces_free (node->rest); | |
112 | } | |
113 | ||
114 | sfree (node); | |
115 | } |