Merge remote-tracking branch 'remotes/armbru/tags/pull-misc-2019-06-11-v3' into staging

Miscellaneous patches for 2019-06-11

# gpg: Signature made Wed 12 Jun 2019 12:20:41 BST
# gpg:                using RSA key 354BC8B3D7EB2A6B68674E5F3870B400EB918653
# gpg:                issuer "armbru@redhat.com"
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>" [full]
# gpg:                 aka "Markus Armbruster <armbru@pond.sub.org>" [full]
# Primary key fingerprint: 354B C8B3 D7EB 2A6B 6867  4E5F 3870 B400 EB91 8653

* remotes/armbru/tags/pull-misc-2019-06-11-v3:
  MAINTAINERS: Polish headline decorations
  MAINTAINERS: Improve section headlines
  MAINTAINERS: Remove duplicate entries of qemu-devel@nongnu.org
  Clean up a header guard symbols (again)
  Supply missing header guards
  Clean up a few header guard symbols
  scripts/clean-header-guards: Fix handling of trailing comments
  Normalize position of header guard
  Include qemu-common.h exactly where needed
  Include qemu/module.h where needed, drop it from qemu-common.h
  qemu-common: Move qemu_isalnum() etc. to qemu/ctype.h
  qemu-common: Move tcg_enabled() etc. to sysemu/tcg.h

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 7 insertions, 5 deletions

diff --git a/scripts/clean-header-guards.pl b/scripts/clean-header-guards.pl
index 5e67f1998c..f47d673ad5 100755
--- a/scripts/clean-header-guards.pl
+++ b/scripts/clean-header-guards.pl
@@ -103,7 +103,7 @@ sub preprocess {
 for my $fname (@ARGV) {
     my $text = slurp($fname);
 
-    $text =~ m,\A(\s*\n|\s*//\N*\n|\s*/\*.*?\*/\s*\n)*|,msg;
+    $text =~ m,\A(\s*\n|\s*//\N*\n|\s*/\*.*?\*/\s*\n)*|,sg;
     my $pre = $&;
     unless ($text =~ /\G(.*\n)/g) {
         $text =~ /\G.*/;
@@ -137,14 +137,16 @@ for my $fname (@ARGV) {
     }
 
     unless ($body =~ m,\A((.*\n)*)
-                       (\s*\#\s*endif\s*(/\*\s*.*\s*\*/\s*)?\n?)
-                       (\n|\s)*\Z,x) {
+                       ([ \t]*\#[ \t]*endif([ \t]*\N*)\n)
+                       ((?s)(\s*\n|\s*//\N*\n|\s*/\*.*?\*/\s*\n)*)
+                       \Z,x) {
         skipping($fname, "can't find end of header guard");
         next;
     }
     $body = $1;
     my $line3 = $3;
     my $endif_comment = $4;
+    my $post = $5;
 
     my $oldg = $guard;
 
@@ -186,14 +188,14 @@ for my $fname (@ARGV) {
         my $newl1 = "#ifndef $guard\n";
         my $newl2 = "#define $guard\n";
         my $newl3 = "#endif\n";
-        $newl3 =~ s,\Z, /* $guard */, if defined $endif_comment;
+        $newl3 =~ s,\Z, /* $guard */, if $endif_comment;
         if ($line1 ne $newl1 or $line2 ne $newl2 or $line3 ne $newl3) {
             $pre =~ s/\n*\Z/\n\n/ if $pre =~ /\N/;
             $body =~ s/\A\n*/\n/;
             if ($opt_n) {
                 print "$fname would be cleaned up\n" if $opt_v;
             } else {
-                unslurp($fname, "$pre$newl1$newl2$body$newl3");
+                unslurp($fname, "$pre$newl1$newl2$body$newl3$post");
                 print "$fname cleaned up\n" if $opt_v;
             }
         }