[PATCH 1/9] scripts/kernel-doc: fix parser for apostrophes

Mauro Carvalho Chehab
2017-03-30T20:11:45Z

On ReST, adding a text like ``literal`` is valid. However,
the kernel-doc script won't handle it fine.

We really need this feature, in order to escape things like
%ph, with is found on some C files.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
---
scripts/kernel-doc | 12 +++++++++++-
1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/scripts/kernel-doc b/scripts/kernel-doc
index 33c85dfdfce9..a4e5cc3b38e8 100755
--- a/scripts/kernel-doc
+++ b/scripts/kernel-doc
@@ -202,6 +202,7 @@ EOF
# '&struct_name.member' - name of a structure member
# '@parameter' - name of a parameter
# '%CONST' - name of a constant.
+# '``LITERAL``' - literal string without any spaces on it.

## init lots of data

@@ -210,7 +211,8 @@ my $warnings = 0;
my $anon_struct_union = 0;

# match expressions used to find embedded type information
-my $type_constant = '\%([-_\w]+)';
+my $type_constant = '\b``([^\`]+)``\b';
+my $type_constant2 = '\%([-_\w]+)';
my $type_func = '(\w+)\(\)';
my $type_param = '\@(\w+(\.\.\.)?)';
my $type_fp_param = '\@(\w+)\(\)'; # Special RST handling for func ptr params
@@ -235,6 +237,7 @@ my $type_member_func = $type_member . '\(\)';
# these work fairly well
my @highlights_html = (
[$type_constant, "\$1"],
+ [$type_constant2, "\$1"],
[$type_func, "\$1"],
[$type_enum_xml, "\$1"],
[$type_struct_xml, "\$1"],
@@ -252,6 +255,7 @@ my $blankline_html = $local_lt . "p" . $local_gt; # was " "
# html version 5
my @highlights_html5 = (
[$type_constant, "\$1"],
+ [$type_constant2, "\$1"],
[$type_func, "\$1"],
[$type_enum_xml, "\$1"],
[$type_struct_xml, "\$1"],
@@ -268,6 +272,7 @@ my $blankline_html5 = $local_lt . "br /" . $local_gt;
my @highlights_xml = (
["([^=])\\\"([^\\\"<]+)\\\"", "\$1<quote>\$2</quote>"],
[$type_constant, "<constant>\$1</constant>"],
+ [$type_constant2, "<constant>\$1</constant>"],
[$type_enum_xml, "<type>\$1</type>"],
[$type_struct_xml, "<structname>\$1</structname>"],
[$type_typedef_xml, "<type>\$1</type>"],
@@ -283,6 +288,7 @@ my $blankline_xml = $local_lt . "/para" . $local_gt . $local_lt . "para" . $loca
# gnome, docbook format
my @highlights_gnome = (
[$type_constant, "<replaceable class=\"option\">\$1</replaceable>"],
+ [$type_constant2, "<replaceable class=\"option\">\$1</replaceable>"],
[$type_func, "<function>\$1</function>"],
[$type_enum, "<type>\$1</type>"],
[$type_struct, "<structname>\$1</structname>"],
@@ -298,6 +304,7 @@ my $blankline_gnome = " \n";
# these are pretty rough
my @highlights_man = (
[$type_constant, "\$1"],
+ [$type_constant2, "\$1"],
[$type_func, "\\\\fB\$1\\\\fP"],
[$type_enum, "\\\\fI\$1\\\\fP"],
[$type_struct, "\\\\fI\$1\\\\fP"],
@@ -312,6 +319,7 @@ my $blankline_man = "";
# text-mode
my @highlights_text = (
[$type_constant, "\$1"],
+ [$type_constant2, "\$1"],
[$type_func, "\$1"],
[$type_enum, "\$1"],
[$type_struct, "\$1"],
@@ -326,6 +334,7 @@ my $blankline_text = "";
# rst-mode
my @highlights_rst = (
[$type_constant, "``\$1``"],
+ [$type_constant2, "``\$1``"],
# Note: need to escape () to avoid func matching later
[$type_member_func, "\\:c\\:type\\:`\$1\$2\$3\\\\(\\\\) <\$1>`"],
[$type_member, "\\:c\\:type\\:`\$1\$2\$3 <\$1>`"],
@@ -344,6 +353,7 @@ my $blankline_rst = "\n";
# list mode
my @highlights_list = (
[$type_constant, "\$1"],
+ [$type_constant2, "\$1"],
[$type_func, "\$1"],
[$type_enum, "\$1"],
[$type_struct, "\$1"],
--
2.9.3