diff mbox

[v4,11/18] scripts: kernel-doc: replace tabs by spaces

Message ID da839904b0429a17d6f3b9080791fa7e73e1d95a.1513599193.git.mchehab@s-opensource.com (mailing list archive)
State New, archived
Headers show

Commit Message

Mauro Carvalho Chehab Dec. 18, 2017, 12:30 p.m. UTC 
Sphinx has a hard time dealing with tabs, causing it to
misinterpret paragraph continuation.

As we're now mainly focused on supporting ReST output,
replace tabs by spaces, in order to avoid troubles when
the output is parsed by Sphinx.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
---
 scripts/kernel-doc | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)
diff mbox

Patch

diff --git a/scripts/kernel-doc b/scripts/kernel-doc
index e417d93575b9..05aadac0612a 100755
--- a/scripts/kernel-doc
+++ b/scripts/kernel-doc
@@ -1579,7 +1579,7 @@  sub tracepoint_munge($) {
 sub syscall_munge() {
 	my $void = 0;
 
-	$prototype =~ s@[\r\n\t]+@ @gos; # strip newlines/CR's/tabs
+	$prototype =~ s@[\r\n]+@ @gos; # strip newlines/CR's
 ##	if ($prototype =~ m/SYSCALL_DEFINE0\s*\(\s*(a-zA-Z0-9_)*\s*\)/) {
 	if ($prototype =~ m/SYSCALL_DEFINE0/) {
 		$void = 1;
@@ -1778,6 +1778,8 @@  sub process_file($) {
 	while (s/\\\s*$//) {
 	    $_ .= <IN>;
 	}
+	# Replace tabs by spaces
+        while ($_ =~ s/\t+/' ' x (length($&) * 8 - length($`) % 8)/e) {};
 	if ($state == STATE_NORMAL) {
 	    if (/$doc_start/o) {
 		$state = STATE_NAME;	# next line is always the function name
@@ -1877,8 +1879,7 @@  sub process_file($) {
 		$in_purpose = 0;
 		$contents = $newcontents;
                 $new_start_line = $.;
-		while ((substr($contents, 0, 1) eq " ") ||
-		       substr($contents, 0, 1) eq "\t") {
+		while (substr($contents, 0, 1) eq " ") {
 		    $contents = substr($contents, 1);
 		}
 		if ($contents ne "") {
@@ -1947,8 +1948,7 @@  sub process_file($) {
 		$contents = $2;
                 $new_start_line = $.;
 		if ($contents ne "") {
-		    while ((substr($contents, 0, 1) eq " ") ||
-		           substr($contents, 0, 1) eq "\t") {
+		    while (substr($contents, 0, 1) eq " ") {
 			$contents = substr($contents, 1);
 		    }
 		    $contents .= "\n";