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authorMauro Carvalho Chehab <mchehab+huawei@kernel.org>2020-11-17 17:53:11 +0100
committerPaolo Bonzini <pbonzini@redhat.com>2020-12-10 12:15:24 -0500
commite495a1b26cd2f39b2808fd644f4da15db22340b0 (patch)
treeb7dbb16f9657d90e07ed87ca08cfe7b9ef3a86ee /scripts
parent01a7917d9bd4fcf2805f1cfb2288c65fe4619303 (diff)
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scripts: kernel-doc: split typedef complex regex
The typedef regex for function prototypes are very complex. Split them into 3 separate regex and then join them using qr. Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org> Link: https://lore.kernel.org/r/3a4af999a0d62d4ab9dfae1cdefdfcad93383356.1603792384.git.mchehab+huawei@kernel.org Signed-off-by: Jonathan Corbet <corbet@lwn.net> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Message-Id: <20201117165312.118257-29-pbonzini@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'scripts')
-rwxr-xr-xscripts/kernel-doc14
1 files changed, 9 insertions, 5 deletions
diff --git a/scripts/kernel-doc b/scripts/kernel-doc
index 862b776..524fc62 100755
--- a/scripts/kernel-doc
+++ b/scripts/kernel-doc
@@ -1427,17 +1427,21 @@ sub dump_enum($$) {
}
}
+my $typedef_type = qr { ((?:\s+[\w\*]+){1,8})\s* }x;
+my $typedef_ident = qr { \*?\s*(\w\S+)\s* }x;
+my $typedef_args = qr { \s*\((.*)\); }x;
+
+my $typedef1 = qr { typedef$typedef_type\($typedef_ident\)$typedef_args }x;
+my $typedef2 = qr { typedef$typedef_type$typedef_ident$typedef_args }x;
+
sub dump_typedef($$) {
my $x = shift;
my $file = shift;
$x =~ s@/\*.*?\*/@@gos; # strip comments.
- # Parse function prototypes
- if ($x =~ /typedef((?:\s+[\w\*]+){1,8})\s*\(\*?\s*(\w\S+)\s*\)\s*\((.*)\);/ ||
- $x =~ /typedef((?:\s+[\w\*]+\s+){1,8})\s*\*?(\w\S+)\s*\s*\((.*)\);/) {
-
- # Function typedefs
+ # Parse function typedef prototypes
+ if ($x =~ $typedef1 || $x =~ $typedef2) {
$return_type = $1;
$declaration_name = $2;
my $args = $3;