relocate count_header code to more appropriate file

3 files changed, 32 insertions, 30 deletions

diff --git a/parse_csv.c b/parse_csv.c
index 12e98f3..423fe77 100644
--- a/parse_csv.c
+++ b/parse_csv.c
@@ -168,17 +168,42 @@ vector<vector<datum> > readCSV(istream &in) {
   return table;
 }
 
+// Scan the data array,
+// looking for records that look like headers
+// (as opposed to numerical data).
+template<class datum = qstring>
+int count_header(vector<vector<datum> > const aoa){
+  int NR = aoa.size();
+  int hh = 0;
+  for (; hh < NR; hh++) {
+    if (aoa[hh].size() == 0) continue;
+    string word = aoa[hh][0];
+    size_t where;
+    where = word.find_first_not_of(" ");
+    if (where == string::npos) continue;
+    word = word.substr(where);
+    try {
+      stod(word, &where);       // don't care about return value
+    }
+    catch (exception& ee) {
+      continue;
+    }
+    word = word.substr(where);
+    where = word.find_first_not_of(" ");
+    if (where == string::npos) break;
+  }
+  return hh;
+}
+
 // Explicit instantiation for the <qstring> version.
 // If you want some other version, you'll have to instantiate it.
 template vector<qstring> readCSVRow<qstring>(istream& input);
 template vector<vector<qstring> >readCSV<qstring>(istream &in);
-// Apparently it's not necessary to mention get_q() here,
-// but probably more portable to do it anyway:
-////template int get_q<qstring>(qstring const&);
+template int count_header(vector<vector<qstring> > const aoa);
 
 #if 1
 // Explicit instantiation for the <string> version.
 template vector<string> readCSVRow<string>(istream& input);
 template vector<vector<string> >readCSV<string>(istream &in);
-/////template int get_q<string>(string const&);
+template int count_header(vector<vector<string> > const aoa);
 #endif
diff --git a/parse_csv.h b/parse_csv.h
index 362c478..771e8fe 100644
--- a/parse_csv.h
+++ b/parse_csv.h
@@ -31,4 +31,7 @@ std::vector<datum> readCSVRow(std::istream& input);
 template <class datum = qstring>
 std::vector<std::vector<datum> > readCSV(std::istream &in);
 
+template<class datum = qstring>
+int count_header(std::vector<std::vector<datum> > const aoa);
+
 #endif
diff --git a/poiss.c b/poiss.c
index 70a20b9..a286184 100644
--- a/poiss.c
+++ b/poiss.c
@@ -148,32 +148,6 @@ double limp(unsigned int const nprm, double const* _prm,
   return rslt;
 }
 
-// Scan the data array,
-// looking for records that look like headers
-// (as opposed to numerical data).
-int count_header(vector<vector<string> > const aoa){
-  int NR = aoa.size();
-  int hh = 0;
-  for (; hh < NR; hh++) {
-    if (aoa[hh].size() == 0) continue;
-    string word = aoa[hh][0];
-    size_t where;
-    where = word.find_first_not_of(" ");
-    if (where == string::npos) continue;
-    word = word.substr(where);
-    try {
-      stod(word, &where);       // don't care about return value
-    }
-    catch (exception& ee) {
-      continue;
-    }
-    word = word.substr(where);
-    where = word.find_first_not_of(" ");
-    if (where == string::npos) break;
-  }
-  return hh;
-}
-
 // Some tricky heuristics.
 // Guess a starting point for the fitting process
 // (i.e. minimization process).