remove bzip2 support

CMakeLists.txt

@@ -25,7 +25,7 @@
 cmake_minimum_required(VERSION 3.15)
 
 # set the project name
-project(mkdssp VERSION 4.0.1 LANGUAGES CXX)
+project(mkdssp VERSION 4.0.2 LANGUAGES CXX)
 
 list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
 
@@ -144,6 +144,11 @@ set(CMAKE_THREAD_PREFER_PTHREAD)
 set(THREADS_PREFER_PTHREAD_FLAG)
 find_package(Threads)
 
+set(Boost_DETAILED_FAILURE_MSG ON)
+if(NOT BUILD_SHARED_LIBS)
+	set(Boost_USE_STATIC_LIBS ON)
+endif()
+
 find_package(cifpp 2.0.0 REQUIRED)
 
 if(USE_RSRC)

changelog

+Version 4.0.2
+- Dropped support for reading bzip2 files directly. gzipped is still supported
+
 Version 4.0.1
 - Switch from GNU configure to cmake as the build environment
 

doc/mkdssp.1

-.TH mkdssp 1 "2021-08-31" "version 4.0.1" "User Commands"
+.TH mkdssp 1 "2021-08-31" "version 4.0.2" "User Commands"
 .if n .ad l
 .nh
 .SH NAME
@@ -19,7 +19,7 @@ information in the _struct_conf category.
 Since version 4.0 the mkdssp program also assigns PPII helices.
 .SH OPTIONS
 The input file can be either mmCIF or PDB format and the file may be
-gzip or bzip2 compressed. Note that input files must be formatted correctly.
+gzip compressed. Note that input files must be formatted correctly.
 E.g. PDB files must have a CRYST1 record. More info:
 https://www.wwpdb.org/documentation/file-format-content/format33/sect8.html#CRYST1
 .sp

doc/mkdssp.html

@@ -36,7 +36,7 @@ Since version 4.0 the mkdssp program also assigns PPII helices.
 <H2>OPTIONS</H2>
 
 The input file can be either mmCIF or PDB format and the file may be
-gzip or bzip2 compressed. Note that input files must be formatted correctly.
+gzip compressed. Note that input files must be formatted correctly.
 E.g. PDB files must have a CRYST1 record. More info:
 <A HREF="https://www.wwpdb.org/documentation/file-format-content/format33/sect8.html#CRYST1">https://www.wwpdb.org/documentation/file-format-content/format33/sect8.html#CRYST1</A>
 <P>

src/mkdssp.cpp

@@ -43,7 +43,6 @@
 
 #include <boost/program_options.hpp>
 #include <boost/iostreams/filter/gzip.hpp>
-#include <boost/iostreams/filter/bzip2.hpp>
 #include <boost/iostreams/filtering_stream.hpp>
 
 #include "dssp.hpp"
@@ -213,8 +212,6 @@ int d_main(int argc, const char* argv[])
 		
 		if (output.extension() == ".gz")
 			out.push(io::gzip_compressor());
-		else if (output.extension() == ".bz2")
-			out.push(io::bzip2_compressor());
 
 		out.push(of);