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[PATCH v2 29/32] scripts: kernel-doc: split typedef complex regex
From: |
Paolo Bonzini |
Subject: |
[PATCH v2 29/32] scripts: kernel-doc: split typedef complex regex |
Date: |
Tue, 1 Dec 2020 05:34:59 -0500 |
From: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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>
---
scripts/kernel-doc | 14 +++++++++-----
1 file changed, 9 insertions(+), 5 deletions(-)
diff --git a/scripts/kernel-doc b/scripts/kernel-doc
index 862b77686e..524fc626ed 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;
--
2.26.2
- [PATCH v2 15/32] Revert "scripts/kerneldoc: For Sphinx 3 use c:macro for macros with arguments", (continued)
- [PATCH v2 15/32] Revert "scripts/kerneldoc: For Sphinx 3 use c:macro for macros with arguments", Paolo Bonzini, 2020/12/01
- [PATCH v2 10/32] scripts/kernel-doc: handle function pointer prototypes, Paolo Bonzini, 2020/12/01
- [PATCH v2 11/32] scripts/kernel-doc: optionally treat warnings as errors, Paolo Bonzini, 2020/12/01
- [PATCH v2 02/32] kernel-doc: fix processing nested structs with attributes, Paolo Bonzini, 2020/12/01
- [PATCH v2 16/32] Revert "kernel-doc: Use c:struct for Sphinx 3.0 and later", Paolo Bonzini, 2020/12/01
- [PATCH v2 26/32] Revert "kernel-doc: Handle function typedefs without asterisks", Paolo Bonzini, 2020/12/01
- [PATCH v2 19/32] scripts: kernel-doc: fix troubles with line counts, Paolo Bonzini, 2020/12/01
- [PATCH v2 20/32] scripts: kernel-doc: reimplement -nofunction argument, Paolo Bonzini, 2020/12/01
- [PATCH v2 25/32] scripts: kernel-doc: try to use c:function if possible, Paolo Bonzini, 2020/12/01
- [PATCH v2 12/32] kernel-doc: include line numbers for function prototypes, Paolo Bonzini, 2020/12/01
- [PATCH v2 29/32] scripts: kernel-doc: split typedef complex regex,
Paolo Bonzini <=
- [PATCH v2 13/32] kernel-doc: add support for ____cacheline_aligned attribute, Paolo Bonzini, 2020/12/01
- [PATCH v2 24/32] scripts: kernel-doc: fix line number handling, Paolo Bonzini, 2020/12/01
- [PATCH v2 23/32] scripts: kernel-doc: allow passing desired Sphinx C domain dialect, Paolo Bonzini, 2020/12/01
- [PATCH v2 27/32] Revert "kernel-doc: Handle function typedefs that return pointers", Paolo Bonzini, 2020/12/01
- [PATCH v2 22/32] scripts: kernel-doc: don't mangle with parameter list, Paolo Bonzini, 2020/12/01
- [PATCH v2 21/32] scripts: kernel-doc: fix typedef identification, Paolo Bonzini, 2020/12/01
- [PATCH v2 30/32] scripts: kernel-doc: use :c:union when needed, Paolo Bonzini, 2020/12/01
- [PATCH v2 32/32] scripts: kernel-doc: remove unnecesssary change wrt Linux, Paolo Bonzini, 2020/12/01