scripts: kernel-doc: replace tabs by spaces

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>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
This commit is contained in:
Mauro Carvalho Chehab 2017-12-18 10:30:12 -02:00 committed by Jonathan Corbet
parent bdfe2be34b
commit 7c9aa0157e

View File

@ -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";