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authorMauro Carvalho Chehab <mchehab@s-opensource.com>2017-12-18 15:30:12 +0300
committerJonathan Corbet <corbet@lwn.net>2017-12-21 23:41:46 +0300
commit7c9aa0157ef4b4cc28c98b08a971dc8344e64aab (patch)
treed5c67d058757674d7dc5ce03532772bca345334e /scripts/kernel-doc
parentbdfe2be34b37d988a525d5559fe132728510735a (diff)
downloadlinux-7c9aa0157ef4b4cc28c98b08a971dc8344e64aab.tar.xz
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>
Diffstat (limited to 'scripts/kernel-doc')
-rwxr-xr-xscripts/kernel-doc10
1 files changed, 5 insertions, 5 deletions
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";