Add Resolves option for tags

Allow a github issue to be used in addition to CQ or RTC tags.

Change-Id: I0e7b317fe9f25b5edc864ca877b76b1ede30507f
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/59160
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins OP Build CI <op-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins OP HW <op-hw-jenkins+hostboot@us.ibm.com>
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Reviewed-by: ILYA SMIRNOV <ismirno@us.ibm.com>
Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>

src/build/tools/verify-commit

@@ -6,7 +6,7 @@
 #
 # OpenPOWER HostBoot Project
 #
-# Contributors Listed Below - COPYRIGHT 2013,2017
+# Contributors Listed Below - COPYRIGHT 2013,2018
 # [+] International Business Machines Corp.
 #
 #
@@ -239,6 +239,7 @@ sub verifyCommitMsg
     my $lineCount = 0;
     my $rtcTag = "";
     my $cqTag = "";
+    my $githubTag = "";
     my $changeId = "";
     my $taggedLine = "";
     my $untaggedLine = "";
@@ -277,6 +278,7 @@ sub verifyCommitMsg
 
             $rtcTag = "";
             $cqTag = "";
+            $githubTag = "";
             $untaggedLine = "";
             $taggedLine = "";
         }
@@ -290,7 +292,7 @@ sub verifyCommitMsg
             }
         }
 
-        # Verify format of RTC message.
+        # Verify format of RTC message. "RTC: 123456"
         if ($line =~ m/^\s*RTC:\s*[0-9]+(.*)/)
         {
             $rtcTag = $line;
@@ -301,6 +303,7 @@ sub verifyCommitMsg
             }
         }
 
+        # Verify format of CQ message. "CQ: 123456"
         if ($line =~ m/^\s*CQ:\s*[A-Z][A-Z][0-9]+(.*)/)
         {
             $cqTag = $line;
@@ -311,6 +314,18 @@ sub verifyCommitMsg
             }
         }
 
+        # Verify format of Github message. "Resolves somerepo/#12345"
+        #  See https://help.github.com/articles/closing-issues-via-commit-messages
+        if ($line =~ m/^\s*Resolves \s*.*#[0-9]+(.*)/)
+        {
+            $githubTag = $line;
+            if ("" ne $1)
+            {
+                error("Commit Message",$line,$lineCount,
+                        (sprintf "Github tag format incorrect (%s).", $1));
+            }
+        }
+
         if ($line =~ m/^\s*Change-Id:\s*[I][\w]+(.*)/)
         {
             if ("" ne $changeId)
@@ -331,7 +346,8 @@ sub verifyCommitMsg
         # away.
         if ( (($line =~ m/^\s*[A-Za-z0-9\-_]+:[^:]/)
               && !($line =~ m/http/)) ||
-              (($line =~ m/http/) && ($line =~ m/Reviewed-on:/)))
+              (($line =~ m/http/) && ($line =~ m/Reviewed-on:/)) ||
+              ($line =~ "Resolves") )
         {
             # We allow lines that look like tags in the topic like...
             # "FOO: Adding support for BAR."
@@ -348,10 +364,10 @@ sub verifyCommitMsg
     }
 
     # Warn for missing RTC tag.
-    if (("" eq $rtcTag) && ("" eq $cqTag))
+    if (("" eq $rtcTag) && ("" eq $cqTag) && ("" eq $githubTag))
     {
         warning("Commit Message","<end-of-file>",$lineCount,
-                "Neither RTC nor CQ tag found.");
+                "Neither RTC nor CQ nor Github tag found.");
     }
 
     # Error for missing Change-Id.