1/// These iterators only exit normally when the loop cursor is NULL, so there
2/// is no point to call of_node_put on the final value.
3///
4// Confidence: High
5// Copyright: (C) 2010-2012 Nicolas Palix.  GPLv2.
6// Copyright: (C) 2010-2012 Julia Lawall, INRIA/LIP6.  GPLv2.
7// Copyright: (C) 2010-2012 Gilles Muller, INRIA/LiP6.  GPLv2.
8// URL: http://coccinelle.lip6.fr/
9// Comments:
10// Options: --no-includes --include-headers
11
12virtual patch
13virtual context
14virtual org
15virtual report
16
17@depends on patch@
18iterator name for_each_node_by_name;
19expression np,E;
20identifier l;
21@@
22
23for_each_node_by_name(np,...) {
24  ... when != break;
25      when != goto l;
26}
27... when != np = E
28- of_node_put(np);
29
30@depends on patch@
31iterator name for_each_node_by_type;
32expression np,E;
33identifier l;
34@@
35
36for_each_node_by_type(np,...) {
37  ... when != break;
38      when != goto l;
39}
40... when != np = E
41- of_node_put(np);
42
43@depends on patch@
44iterator name for_each_compatible_node;
45expression np,E;
46identifier l;
47@@
48
49for_each_compatible_node(np,...) {
50  ... when != break;
51      when != goto l;
52}
53... when != np = E
54- of_node_put(np);
55
56@depends on patch@
57iterator name for_each_matching_node;
58expression np,E;
59identifier l;
60@@
61
62for_each_matching_node(np,...) {
63  ... when != break;
64      when != goto l;
65}
66... when != np = E
67- of_node_put(np);
68
69// ----------------------------------------------------------------------
70
71@r depends on !patch forall@
72//iterator name for_each_node_by_name;
73//iterator name for_each_node_by_type;
74//iterator name for_each_compatible_node;
75//iterator name for_each_matching_node;
76expression np,E;
77identifier l;
78position p1,p2;
79@@
80
81(
82*for_each_node_by_name@p1(np,...)
83{
84  ... when != break;
85      when != goto l;
86}
87|
88*for_each_node_by_type@p1(np,...)
89{
90  ... when != break;
91      when != goto l;
92}
93|
94*for_each_compatible_node@p1(np,...)
95{
96  ... when != break;
97      when != goto l;
98}
99|
100*for_each_matching_node@p1(np,...)
101{
102  ... when != break;
103      when != goto l;
104}
105)
106... when != np = E
107* of_node_put@p2(np);
108
109@script:python depends on org@
110p1 << r.p1;
111p2 << r.p2;
112@@
113
114cocci.print_main("unneeded of_node_put",p2)
115cocci.print_secs("iterator",p1)
116
117@script:python depends on report@
118p1 << r.p1;
119p2 << r.p2;
120@@
121
122msg = "ERROR: of_node_put not needed after iterator on line %s" % (p1[0].line)
123coccilib.report.print_report(p2[0], msg)
124