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checkpatch: Support wide strings

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Allow prefixing typical strings with L for wide strings

Patch originally by Joe Perches
https://lkml.org/lkml/2017/10/17/1117

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
This commit is contained in:
Heinrich Schuchardt 2017-10-29 08:28:52 +01:00 committed by Tom Rini
parent 2d5e6b4aac
commit 9ef2684c03
1 changed files with 4 additions and 3 deletions
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7
scripts/checkpatch.pl
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@ -392,7 +392,7 @@ our $Binary = qr{(?i)0b[01]+$Int_type?};
our $Hex = qr{(?i)0x[0-9a-f]+$Int_type?};
our $Int = qr{[0-9]+$Int_type?};
our $Octal = qr{0[0-7]+$Int_type?};
our $String = qr{"[X\t]*"};
our $String = qr{(?:\bL)?"[X\t]*"};
our $Float_hex = qr{(?i)0x[0-9a-f]+p-?[0-9]+[fl]?};
our $Float_dec = qr{(?i)(?:[0-9]+\.[0-9]*|[0-9]*\.[0-9]+)(?:e-?[0-9]+)?[fl]?};
our $Float_int = qr{(?i)[0-9]+e-?[0-9]+[fl]?};
@ -5254,13 +5254,14 @@ sub process {
}
# concatenated string without spaces between elements
if ($line =~ /$String[A-Z_]/ || $line =~ /[A-Za-z0-9_]$String/) {
if ($line =~ /$String[A-Z_]/ ||
($line =~ /([A-Za-z0-9_]+)$String/ && $1 !~ /^L$/)) {
CHK("CONCATENATED_STRING",
"Concatenated strings should use spaces between elements\n" . $herecurr);
}
# uncoalesced string fragments
if ($line =~ /$String\s*"/) {
if ($line =~ /$String\s*L?"/) {
WARN("STRING_FRAGMENTS",
"Consecutive strings are generally better as a single string\n" . $herecurr);
}