From 59aefd51a5c526b5d5e88cdc19cd6bf4b05995f4 Mon Sep 17 00:00:00 2001
From: William Joye <wjoye@cfa.harvard.edu>
Date: Wed, 4 Oct 2017 13:23:08 -0400
Subject: track down memory leaks with getString

---
 tksao/fitsy++/file.C | 14 ++++++++++++++
 tksao/fitsy++/file.h |  1 +
 tksao/fitsy++/head.C | 11 +++++++++++
 tksao/fitsy++/head.h |  1 +
 4 files changed, 27 insertions(+)

diff --git a/tksao/fitsy++/file.C b/tksao/fitsy++/file.C
index b871601..059854d 100644
--- a/tksao/fitsy++/file.C
+++ b/tksao/fitsy++/file.C
@@ -471,6 +471,20 @@ void FitsFile::getComplex(const char* name, double* real, double* img,
   *img = idef;
 }
 
+char* FitsFile::getString(const char* name)
+{
+  if (head_) {
+    char* r = head_->getString(name);
+    if (r)
+      return r;
+    else
+      if (primary_ && inherit_)
+	return primary_->getString(name);
+  }
+
+  return NULL;
+}
+
 char* FitsFile::getStringCopy(const char* name)
 {
   if (head_) {
diff --git a/tksao/fitsy++/file.h b/tksao/fitsy++/file.h
index f3e9c9d..a665fee 100644
--- a/tksao/fitsy++/file.h
+++ b/tksao/fitsy++/file.h
@@ -212,6 +212,7 @@ public:
   double getReal(const char* name, double def);
   void getComplex(const char* name, double* real, double* img, 
 		  double rdef, double idef);
+  char* getString(const char* name);
   char* getStringCopy(const char* name);
   char* getComment(const char* name);
   char* getKeyword(const char* name);
diff --git a/tksao/fitsy++/head.C b/tksao/fitsy++/head.C
index 133abda..75f5749 100644
--- a/tksao/fitsy++/head.C
+++ b/tksao/fitsy++/head.C
@@ -326,6 +326,17 @@ void FitsHead::getComplex(const char* name, double* real, double* img,
   }
 }
 
+char* FitsHead::getString(const char* name)
+{
+  char* card = find(name);
+  if (card) {
+    FitsCard c(card);
+    return c.getString();
+  }
+  else
+    return NULL;
+}
+
 char* FitsHead::getStringCopy(const char* name)
 {
   char* card = find(name);
diff --git a/tksao/fitsy++/head.h b/tksao/fitsy++/head.h
index cbc4b9d..6c91323 100644
--- a/tksao/fitsy++/head.h
+++ b/tksao/fitsy++/head.h
@@ -121,6 +121,7 @@ public:
   double getReal(const char* name, double def);
   void getComplex(const char* name, double* real, double* img, 
 		  double rdef, double idef);
+  char* getString(const char* name);
   char* getStringCopy(const char* name);
   char* getComment(const char* name);
 
-- 
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