Merge remote-tracking branch 'qemu-kvm/uq/master' into staging

[qemu.git] / scripts / checkpatch.pl

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index b98dc6cad198f74c4ba3fe334b0a378d78a5cf35..ec0aa4cd935333d4ce3d1d8c3786c5a802165ebe 100755 (executable)
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -97,6 +97,9 @@ my $dbg_values = 0;
 my $dbg_possible = 0;
 my $dbg_type = 0;
 my $dbg_attr = 0;
+my $dbg_adv_dcs = 0;
+my $dbg_adv_checking = 0;
+my $dbg_adv_apw = 0;
 for my $key (keys %debug) {
        ## no critic
        eval "\${dbg_$key} = '$debug{$key}';";
@@ -2486,8 +2489,11 @@ sub process {
                if ($line =~ /(^.*)\bif\b/ && $line !~ /\#\s*if/) {
                        my ($level, $endln, @chunks) =
                                ctx_statement_full($linenr, $realcnt, 1);
-                       #print "chunks<$#chunks> linenr<$linenr> endln<$endln> level<$level>\n";
-                       #print "APW: <<$chunks[1][0]>><<$chunks[1][1]>>\n";
+                        if ($dbg_adv_apw) {
+                            print "APW: chunks<$#chunks> linenr<$linenr> endln<$endln> level<$level>\n";
+                            print "APW: <<$chunks[1][0]>><<$chunks[1][1]>>\n"
+                                if $#chunks >= 1;
+                        }
                        if ($#chunks >= 0 && $level == 0) {
                                my $allowed = 0;
                                my $seen = 0;
@@ -2512,18 +2518,22 @@ sub process {
 
                                        $seen++ if ($block =~ /^\s*{/);
 
-                                       #print "cond<$cond> block<$block> allowed<$allowed>\n";
+                                        print "APW: cond<$cond> block<$block> allowed<$allowed>\n"
+                                            if $dbg_adv_apw;
                                        if (statement_lines($cond) > 1) {
-                                               #print "APW: ALLOWED: cond<$cond>\n";
-                                               $allowed = 1;
+                                            print "APW: ALLOWED: cond<$cond>\n"
+                                                if $dbg_adv_apw;
+                                            $allowed = 1;
                                        }
                                        if ($block =~/\b(?:if|for|while)\b/) {
-                                               #print "APW: ALLOWED: block<$block>\n";
-                                               $allowed = 1;
+                                            print "APW: ALLOWED: block<$block>\n"
+                                                if $dbg_adv_apw;
+                                            $allowed = 1;
                                        }
                                        if (statement_block_size($block) > 1) {
-                                               #print "APW: ALLOWED: lines block<$block>\n";
-                                               $allowed = 1;
+                                            print "APW: ALLOWED: lines block<$block>\n"
+                                                if $dbg_adv_apw;
+                                            $allowed = 1;
                                        }
                                }
                                if ($seen != ($#chunks + 1)) {
@@ -2537,32 +2547,41 @@ sub process {
                                        $line !~ /\#\s*else/) {
                        my $allowed = 0;
 
-                       # Check the pre-context.
-                       if (substr($line, 0, $-[0]) =~ /(\}\s*)$/) {
-                               #print "APW: ALLOWED: pre<$1>\n";
-                               $allowed = 1;
-                       }
+                        # Check the pre-context.
+                        if (substr($line, 0, $-[0]) =~ /(\}\s*)$/) {
+                            my $pre = $1;
+
+                            if ($line !~ /else/) {
+                                print "APW: ALLOWED: pre<$pre> line<$line>\n"
+                                    if $dbg_adv_apw;
+                                $allowed = 1;
+                            }
+                        }
 
                        my ($level, $endln, @chunks) =
                                ctx_statement_full($linenr, $realcnt, $-[0]);
 
                        # Check the condition.
                        my ($cond, $block) = @{$chunks[0]};
-                       #print "CHECKING<$linenr> cond<$cond> block<$block>\n";
+                        print "CHECKING<$linenr> cond<$cond> block<$block>\n"
+                            if $dbg_adv_checking;
                        if (defined $cond) {
                                substr($block, 0, length($cond), '');
                        }
                        if (statement_lines($cond) > 1) {
-                               #print "APW: ALLOWED: cond<$cond>\n";
-                               $allowed = 1;
+                            print "APW: ALLOWED: cond<$cond>\n"
+                                if $dbg_adv_apw;
+                            $allowed = 1;
                        }
                        if ($block =~/\b(?:if|for|while)\b/) {
-                               #print "APW: ALLOWED: block<$block>\n";
-                               $allowed = 1;
+                            print "APW: ALLOWED: block<$block>\n"
+                                if $dbg_adv_apw;
+                            $allowed = 1;
                        }
                        if (statement_block_size($block) > 1) {
-                               #print "APW: ALLOWED: lines block<$block>\n";
-                               $allowed = 1;
+                            print "APW: ALLOWED: lines block<$block>\n"
+                                if $dbg_adv_apw;
+                            $allowed = 1;
                        }
                        # Check the post-context.
                        if (defined $chunks[1]) {
@@ -2571,10 +2590,13 @@ sub process {
                                        substr($block, 0, length($cond), '');
                                }
                                if ($block =~ /^\s*\{/) {
-                                       #print "APW: ALLOWED: chunk-1 block<$block>\n";
-                                       $allowed = 1;
+                                    print "APW: ALLOWED: chunk-1 block<$block>\n"
+                                        if $dbg_adv_apw;
+                                    $allowed = 1;
                                }
                        }
+                        print "DCS: level=$level block<$block> allowed=$allowed\n"
+                            if $dbg_adv_dcs;
                        if ($level == 0 && $block !~ /^\s*\{/ && !$allowed) {
                                my $herectx = $here . "\n";;
                                my $cnt = statement_rawlines($block);