Merge pull request #2 from nico202/patch-2

meson: Use system doctest if available

Author: deepbluev7

blurhash.cpp

@@ -11,7 +11,11 @@
 #endif
 
 #ifdef DOCTEST_CONFIG_IMPLEMENT_WITH_MAIN
+#if __has_include(<doctest.h>)
 #include <doctest.h>
+#else
+#include <doctest/doctest.h>
+#endif
 #endif
 
 using namespace std::literals;

meson.build

@@ -6,8 +6,8 @@ lib = static_library('blurhash',
            'blurhash.cpp',
            install : true)
 
-doctest_proj = subproject('doctest')
-doctest_dep = doctest_proj.get_variable('doctest_dep')
+doctest_dep = dependency('doctest', fallback : ['doctest', 'doctest_dep'])
+
 tests = executable('blurhash-tests',
            'blurhash.cpp',
 	   cpp_args : '-DDOCTEST_CONFIG_IMPLEMENT_WITH_MAIN',
@@ -17,3 +17,13 @@ test('blurhash-tests', tests)
 
 executable('blurhash2bmp', 'blurhash2bmp.cpp', link_with: lib, install: true)
 executable('blurhash', 'image2blurhash.cpp', link_with: lib, install: true)
+
+install_headers('blurhash.hpp')
+
+pkg = import('pkgconfig')
+pkg.generate(libraries : [lib],
+             subdirs : ['.'],
+             version : meson.project_version(),
+             name : meson.project_name(),
+             filebase : meson.project_name(),
+             description : 'C++ blurhash encoder/decoder')