Merge branch 'master' of github.com:smithlabcode/smithlab_cpp

Author: andrewdavidsmith

htslib_wrapper.cpp

@@ -34,6 +34,8 @@ using std::cerr;
 using std::endl;
 using std::runtime_error;
 
+char check_htslib_wrapper() {return 1;}
+
 SAMReader::SAMReader(const string &fn, const string &mpr) :
   filename(fn), mapper(mpr), good(true) {
 

htslib_wrapper.hpp

@@ -29,6 +29,8 @@
 #include <htslib/sam.h>
 #include <htslib/hts.h>
 
+extern "C" {char check_htslib_wrapper();}
+
 struct SAMRecord {
   MappedRead mr;
   bool is_Trich;