Release 1.5.1

Linux requires <stdlib.h>, but FreeBSD requires <unistd.h>.

CHANGELOG.md

@@ -1,6 +1,11 @@
 opustags changelog
 ==================
 
+1.5.1 - 2020-11-21
+------------------
+
+- Improve BSD support.
+
 1.5.0 - 2020-11-08
 ------------------
 

CMakeLists.txt

@@ -2,7 +2,7 @@ cmake_minimum_required(VERSION 3.9)
 
 project(
 	opustags
-	VERSION 1.5.0
+	VERSION 1.5.1
 	LANGUAGES CXX
 )
 
@@ -21,6 +21,11 @@ link_directories(${OGG_LIBRARY_DIRS})
 
 include(FindIconv)
 
+# We need endian.h on Linux, and sys/endian.h on BSD.
+include(CheckIncludeFileCXX)
+check_include_file_cxx(endian.h HAVE_ENDIAN_H)
+check_include_file_cxx(sys/endian.h HAVE_SYS_ENDIAN_H)
+
 configure_file(src/config.h.in config.h @ONLY)
 include_directories(BEFORE src "${CMAKE_BINARY_DIR}" ${OGG_INCLUDE_DIRS} ${Iconv_INCLUDE_DIRS})
 

src/cli.cc

@@ -12,8 +12,10 @@
 #include <errno.h>
 #include <getopt.h>
 #include <limits.h>
+#include <stdlib.h>
 #include <string.h>
 #include <sys/stat.h>
+#include <unistd.h>
 
 using namespace std::literals::string_literals;
 

src/config.h.in

@@ -1,2 +1,5 @@
 #cmakedefine PROJECT_NAME "@PROJECT_NAME@"
 #cmakedefine PROJECT_VERSION "@PROJECT_VERSION@"
+
+#cmakedefine HAVE_ENDIAN_H @HAVE_ENDIAN_H@
+#cmakedefine HAVE_SYS_ENDIAN_H @HAVE_SYS_ENDIAN_H@

src/opus.cc

@@ -25,6 +25,14 @@
 
 #include <string.h>
 
+#ifdef HAVE_ENDIAN_H
+#  include <endian.h>
+#endif
+
+#ifdef HAVE_SYS_ENDIAN_H
+#  include <sys/endian.h>
+#endif
+
 #ifdef __APPLE__
 #include <libkern/OSByteOrder.h>
 #define htole32(x) OSSwapHostToLittleInt32(x)