From 9d13c14fe5ad5dff32c09b1c5c13af9518b3e727 Mon Sep 17 00:00:00 2001
From: John Denker <jsd@av8n.com>
Date: Thu, 22 Nov 2012 18:31:19 -0800
Subject: separate parsing headers from dumping headers

---
 tools/libskrewt.c | 15 +++++++++++----
 tools/libskrewt.h |  3 ++-
 tools/ward.c      |  3 ++-
 3 files changed, 15 insertions(+), 6 deletions(-)

(limited to 'tools')

diff --git a/tools/libskrewt.c b/tools/libskrewt.c
index fb1cd4a..68fe741 100644
--- a/tools/libskrewt.c
+++ b/tools/libskrewt.c
@@ -85,7 +85,7 @@ int skrewt::krunch_rfrom(){
   return 0;
 }
 
-int skrewt::headers(istream& xin, std::ostream& xout){
+int skrewt::headers(istream& xin){
   //xxxx cerr << progid << " begins" << endl;
   for (;;){             // outer loop over all records in the header
     if (xin.eof()) break;
@@ -99,7 +99,6 @@ int skrewt::headers(istream& xin, std::ostream& xout){
       cerr << progid << " rejection: bigger than " << maxsize << endl;
       exeunt(ex_spam);
     }
-    xout << line << endl;
     bigbuf.push_back(line);
     string headrec = noCR(line);       // for a folded record, this is the first line
 
@@ -118,7 +117,6 @@ int skrewt::headers(istream& xin, std::ostream& xout){
         cerr << progid << " rejection: bigger than " << maxsize << endl;
         exeunt(ex_spam);
       }
-      xout << line << endl;
       bigbuf.push_back(line);
       headrec += "\n" + noCR(line);
     }
@@ -161,7 +159,6 @@ int skrewt::headers(istream& xin, std::ostream& xout){
     } else if (headword == "delivered-to") {
       delivered_to = rest;
     }
-    //xxxx  xout << headrec.length() << " ... ";
     recno++;
     if (0) if (recno <= 6) cerr << progid << "#" << recno
         << " " << headrec << endl;
@@ -169,6 +166,14 @@ int skrewt::headers(istream& xin, std::ostream& xout){
   return 0;
 }
 
+int skrewt::dump_headers(std::ostream& xout){
+  for (vector<string>::const_iterator foo = bigbuf.begin();
+        foo != bigbuf.end(); foo++){
+    xout << *foo << endl;
+  }
+  return 0;
+}
+
 int skrewt::interstage(){
   if (saw_blank_line) {/* ignore */}
 // Note that the headers are in reverse-chronological order:
@@ -347,6 +352,8 @@ int skrewt::body(std::istream& xin, std::ostream& xout){
 
 // early-stage thinking has been done.
 // Now spew the rest of the message
+// Note that multipart messages can have sub-headers.
+
   //xxxx cerr << "body begins: " << main_contype << " " << currently_text << " " << boundary << endl;
   int in_subheads(0);
   int textlines(0);
diff --git a/tools/libskrewt.h b/tools/libskrewt.h
index 8b0045f..cfbbb79 100644
--- a/tools/libskrewt.h
+++ b/tools/libskrewt.h
@@ -36,7 +36,8 @@ public:
     maxsize(1000*1000), error_exit(0), mid_required(0)
   {}
 
-  int headers(std::istream& xin, std::ostream& xout);
+  int headers(std::istream& xin);
+  int dump_headers(std::ostream& xout);
   int interstage();
   int body(std::istream& xin, std::ostream& xout);
   int krunch_rfrom();
diff --git a/tools/ward.c b/tools/ward.c
index 19d9d02..b6f5a15 100644
--- a/tools/ward.c
+++ b/tools/ward.c
@@ -114,8 +114,9 @@ int main(int _argc, const char** _argv){
     exit(ex_usage);
   }
 
-  int rslt = mysk.headers(cin, cout);
+  int rslt = mysk.headers(cin);
   if (rslt) return rslt;
+  mysk.dump_headers(cout);
 
 // Headers are done.
 // Do some early-stage thinking.
-- 
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