scripts/kernel-doc: don't add not needed new lines

mchehab · Jonathan Corbet · commit b9609ecba35e · 2025-03-04T09:47:40.000-07:00
This helps comparing kernel-doc output with the new .py version of it. Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org> Link: https://lore.kernel.org/r/6b036ef7d746f26d7d0044626b04d1f0880a2188.1740387599.git.mchehab+huawei@kernel.org Signed-off-by: Jonathan Corbet <corbet@lwn.net>
diff --git a/scripts/kernel-doc b/scripts/kernel-doc
@@ -760,6 +760,10 @@ sub output_highlight_rst {
     if ($block) {
         $output .= highlight_block($block);
     }
+
+    $output =~ s/^\n+//g;
+    $output =~ s/\n+$//g;
+
     foreach $line (split "\n", $output) {
         print $lineprefix . $line . "\n";
     }

Original file line number	Diff line number	Diff line change
`@@ -760,6 +760,10 @@ sub output_highlight_rst {`
`760`	`760`	`if ($block) {`
`761`	`761`	`$output .= highlight_block($block);`
`762`	`762`	`}`
	`763`	`+`
	`764`	`+ $output =~ s/^\n+//g;`
	`765`	`+ $output =~ s/\n+$//g;`
	`766`	`+`
`763`	`767`	`foreach $line (split "\n", $output) {`
`764`	`768`	`print $lineprefix . $line . "\n";`
`765`	`769`	`}`