summaryrefslogtreecommitdiffstats
path: root/scripts/coccinelle/resource_size.cocci
blob: 1935a58b39d931a7f82567319ff7e40cabefaee4 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
///
/// Use resource_size function on resource object
/// instead of explicit computation.
///
//  Confidence: High
//  Copyright: (C) 2009, 2010 Nicolas Palix, DIKU.  GPLv2.
//  Copyright: (C) 2009, 2010 Julia Lawall, DIKU.  GPLv2.
//  Copyright: (C) 2009, 2010 Gilles Muller, INRIA/LiP6.  GPLv2.
//  URL: http://coccinelle.lip6.fr/
//  Options:
//
//  Keywords: resource_size
//  Version min: 2.6.27 resource_size
//

virtual context
virtual patch
virtual org
virtual report

//----------------------------------------------------------
//  For context mode
//----------------------------------------------------------

@r_context depends on context && !patch && !org@
struct resource *res;
@@

* (res->end - res->start) + 1

//----------------------------------------------------------
//  For patch mode
//----------------------------------------------------------

@r_patch depends on !context && patch && !org@
struct resource *res;
@@

- (res->end - res->start) + 1
+ resource_size(res)

//----------------------------------------------------------
//  For org mode
//----------------------------------------------------------


@r_org depends on !context && !patch && (org || report)@
struct resource *res;
position p;
@@

 (res->end@p - res->start) + 1

@rbad_org depends on !context && !patch && (org || report)@
struct resource *res;
position p != r_org.p;
@@

 res->end@p - res->start

@script:python depends on org@
p << r_org.p;
x << r_org.res;
@@

msg="ERROR with %s" % (x)
msg_safe=msg.replace("[","@(").replace("]",")")
coccilib.org.print_todo(p[0], msg_safe)

@script:python depends on report@
p << r_org.p;
x << r_org.res;
@@

msg="ERROR: Missing resource_size with %s" % (x)
coccilib.report.print_report(p[0], msg)

@script:python depends on org@
p << rbad_org.p;
x << rbad_org.res;
@@

msg="WARNING with %s" % (x)
msg_safe=msg.replace("[","@(").replace("]",")")
coccilib.org.print_todo(p[0], msg_safe)

@script:python depends on report@
p << rbad_org.p;
x << rbad_org.res;
@@

msg="WARNING: Suspicious code. resource_size is maybe missing with %s" % (x)
coccilib.report.print_report(p[0], msg)
OpenPOWER on IntegriCloud