blob: 8724250bc2e8ae3cf8bf7d207fcb683ca15fdfe8 (
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
|
#!/usr/bin/perl -w
for $fn (@ARGV) {
open(F, "$fn");
$lastnil = 0;
$incomment = 0;
while (<F>) {
## Warn about windows-style newlines.
if (/\r/) {
print " CR:$fn:$.\n";
}
## Warn about tabs.
if (/\t/) {
print " TAB:$fn:$.\n";
}
## Warn about trailing whitespace.
if (/ +$/) {
print "Space\@EOL:$fn:$.\n";
}
## Warn about control keywords without following space.
if (/\s(?:if|while|for|switch)\(/) {
print " KW(:$fn:$.\n";
}
## Warn about multiple empty lines.
if ($lastnil && /^$/) {
print " DoubleNL:$fn:$.\n";
} elsif (/^$/) {
$lastnil = 1;
} else {
$lastnil = 0;
}
### Juju to skip over comments and strings, since the tests
### we're about to do are okay there.
if ($incomment) {
if (m!\*/!) {
s!.*?\*/!!;
$incomment = 0;
} else {
next;
}
}
if (m!/\*.*?\*/!) {
s!\s*/\*.*?\*/!!;
} elsif (m!/\*!) {
s!\s*/\*!!;
$incomment = 1;
next;
}
s!"(?:[^\"]+|\\.)*"!"X"!g;
next if /^\#/;
## Warn about C++-style comments.
if (m!//!) {
# print " //:$fn:$.\n";
s!//.*!!;
}
## Warn about braces preceded by non-space.
if (/([^\s])\{/) {
print " $1\{:$fn:$.\n";
}
## Warn about multiple internal spaces.
#if (/[^\s,:]\s{2,}[^\s\\=]/) {
# print " X X:$fn:$.\n";
#}
## Warn about { with stuff after.
#s/\s+$//;
#if (/\{[^\}\\]+$/) {
# print " {X:$fn:$.\n";
#}
## Warn about function calls with space before parens.
if (/(\w+)\s\(/) {
if ($1 ne "if" and $1 ne "while" and $1 ne "for" and
$1 ne "switch" and $1 ne "return" and $1 ne "int" and
$1 ne "void" and $1 ne "__attribute__") {
print " fn ():$fn:$.\n";
}
}
}
close(F);
}
|