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authorJonathan Corbet <corbet@lwn.net>2025-06-06 10:34:38 -0600
committerJonathan Corbet <corbet@lwn.net>2025-06-09 14:37:17 -0600
commit8666a352dc1738f6302382d9d64611a44978d369 (patch)
treef5eecc592df78dbb2820b243480dfcd79888363c /scripts/lib
parent0682bde2c7f44320c621b765f31a0cf24e01b23f (diff)
docs: kdoc: some final touches for process_name()
Add some comments to process_name() to cover its broad phases of operation, and slightly restructure the if/then/else structure to remove some early returns. Reviewed-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org> Signed-off-by: Jonathan Corbet <corbet@lwn.net> Link: https://lore.kernel.org/r/20250606163438.229916-10-corbet@lwn.net
Diffstat (limited to 'scripts/lib')
-rw-r--r--scripts/lib/kdoc/kdoc_parser.py33
1 files changed, 20 insertions, 13 deletions
diff --git a/scripts/lib/kdoc/kdoc_parser.py b/scripts/lib/kdoc/kdoc_parser.py
index d814e48f9f38..42b2e0936b72 100644
--- a/scripts/lib/kdoc/kdoc_parser.py
+++ b/scripts/lib/kdoc/kdoc_parser.py
@@ -1227,7 +1227,9 @@ class KernelDoc:
"""
STATE_NAME: Looking for the "name - description" line
"""
-
+ #
+ # Check for a DOC: block and handle them specially.
+ #
if doc_block.search(line):
self.entry.new_start_line = ln
@@ -1238,9 +1240,10 @@ class KernelDoc:
self.entry.identifier = self.entry.section
self.state = state.DOCBLOCK
- return
-
- if doc_decl.search(line):
+ #
+ # Otherwise we're looking for a normal kerneldoc declaration line.
+ #
+ elif doc_decl.search(line):
self.entry.identifier = doc_decl.group(1)
# Test for data declaration
@@ -1261,15 +1264,19 @@ class KernelDoc:
f"This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst\n{line}")
self.state = state.NORMAL
return
-
- self.entry.identifier = self.entry.identifier.strip(" ")
-
+ #
+ # OK, set up for a new kerneldoc entry.
+ #
self.state = state.BODY
-
+ self.entry.identifier = self.entry.identifier.strip(" ")
# if there's no @param blocks need to set up default section here
self.entry.section = SECTION_DEFAULT
self.entry.new_start_line = ln + 1
-
+ #
+ # Find the description portion, which *should* be there but
+ # isn't always.
+ # (We should be able to capture this from the previous parsing - someday)
+ #
r = KernRe("[-:](.*)")
if r.search(line):
self.entry.declaration_purpose = trim_whitespace(r.group(1))
@@ -1290,11 +1297,11 @@ class KernelDoc:
self.emit_msg(ln,
f"Scanning doc for {self.entry.decl_type} {self.entry.identifier}",
warning=False)
-
- return
-
+ #
# Failed to find an identifier. Emit a warning
- self.emit_msg(ln, f"Cannot find identifier on line:\n{line}")
+ #
+ else:
+ self.emit_msg(ln, f"Cannot find identifier on line:\n{line}")
def process_body(self, ln, line):
"""