Convert project to meson.

meson.build

@@ -0,0 +1,51 @@
+project('tigersum', 'c', 'd',
+  version: '0.1',
+  meson_version: '>=0.49.2',
+  default_options: [
+	'buildtype=release',
+  ],
+)
+
+pvt_incl = include_directories('src')
+read_buff_size = (get_option('read_buff_size') / 64) * 64
+if (read_buff_size < 64)
+  read_buff_size = 64
+endif
+
+conf = configuration_data()
+conf.set('PROJECT_NAME', meson.project_name())
+conf.set('DEFAULT_TIGER_VERSION', get_option('default_tiger_version'))
+
+version_arr = meson.project_version().split('.')
+conf.set('TIGERSUM_MAJOR', version_arr[0])
+conf.set('TIGERSUM_MINOR', version_arr[1])
+conf.set('READ_BUFF_SIZE', read_buff_size)
+
+if get_option('reference_tiger')
+  conf.set('BACKEND_NAME', 'tiger')
+  conf.set('BACKEND_WEBSITE', 'http://www.cs.technion.ac.il/~biham/Reports/Tiger/')
+  conf.set('BACKEND_AUTHOR', 'Ross Anderson and Eli Biham')
+  tiger_src = files('lib/reference_tiger/sboxes.c', 'lib/reference_tiger/tiger.c')
+else
+  conf.set('BACKEND_NAME', 'freetiger')
+  conf.set('BACKEND_WEBSITE', 'http://klondike.es/freetiger/')
+  conf.set('BACKEND_AUTHOR', 'klondike')
+  tiger_src = files('lib/freetiger/C/tiger.c')
+endif
+
+project_config_file = configure_file(
+	input: 'src/' + meson.project_name() + 'Config.d.in',
+	output: meson.project_name() + 'Config.d',
+	configuration: conf
+)
+
+executable(meson.project_name(),
+  'src/main.d',
+  'src/sums.d',
+  'src/tiger.d',
+  project_config_file,
+  tiger_src,
+  install: true,
+  include_directories: pvt_incl,
+  d_import_dirs: [include_directories('.')],
+)

meson_options.txt

@@ -0,0 +1,3 @@
+option('reference_tiger', type: 'boolean', value: false)
+option('default_tiger_version', type: 'combo', description: 'Default version of the Tiger algorithm', choices: ['1', '2'], value: '1')
+option('read_buff_size', type: 'integer', value: 16384, min: 64, description: 'Read buffer size in bytes')

src/main.d

@@ -15,14 +15,13 @@
 	along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+import tigersumConfig;
 import std.stdio;
 import std.file;
 import std.array;
 import std.getopt;
 import sums;
 
-mixin(import("tigersumConfig.d"));
-
 int main (string[] parArgs) {
 	if (parArgs.length == 1)
 		return 0;

src/sums.d

@@ -15,6 +15,7 @@
 	along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+import tigersumConfig;
 import std.regex;
 import std.stdio;
 import std.file : isDir;
@@ -24,8 +25,6 @@ import std.exception;
 import std.format;
 import std.array : appender;
 
-mixin(import("tigersumConfig.d"));
-
 private void writeError (string parFile, string parMessage) {
 	stderr.writefln("tigersum: %s: %s", parFile, parMessage);
 }

src/tiger.d

@@ -15,13 +15,12 @@
 	along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+import tigersumConfig;
 import std.stdio;
 import std.string;
 import std.array, std.range;
 import std.algorithm;
 
-mixin(import("tigersumConfig.d"));
-
 private extern(C) void tiger (char* parMessage, ulong parLength, out ulong[3] parOut, char parPadding);
 private extern(C) void tiger_init (out ulong[3] parOut);
 private extern(C) void tiger_chunk (char* parMessage, ulong parLength, out ulong[3] parOut);