build: Allow installation

CMakeLists.txt

@@ -1,6 +1,6 @@
 # Copyright (c) 2020, tevador <tevador@gmail.com>
 
-cmake_minimum_required(VERSION 2.8.7)
+cmake_minimum_required(VERSION 3.13)
 
 if(NOT CMAKE_BUILD_TYPE)
   set(CMAKE_BUILD_TYPE Release)
@@ -9,6 +9,8 @@ endif()
 
 project(monero-seed)
 
+include(GNUInstallDirs)
+
 add_library(${PROJECT_NAME}
 src/argon2/blake2/blake2b.c
 src/argon2/argon2.c
@@ -24,4 +26,17 @@ src/secure_random.cpp
 src/wordlist.cpp)
 
 set_property(TARGET ${PROJECT_NAME} PROPERTY CXX_STANDARD 11)
-target_include_directories(${PROJECT_NAME} PUBLIC src)
+target_include_directories(${PROJECT_NAME} PUBLIC
+  $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
+  $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}/monero_seed>)
+
+install(TARGETS ${PROJECT_NAME}
+  EXPORT ${PROJECT_NAME}
+  ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
+  LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR})
+install(DIRECTORY include/
+  DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
+install(EXPORT ${PROJECT_NAME}
+  FILE ${PROJECT_NAME}Config.cmake
+  NAMESPACE ${PROJECT_NAME}::
+  DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME})

src/galois_field.cpp

@@ -3,7 +3,7 @@
 	All rights reserved.
 */
 
-#include "galois_field.hpp"
+#include <monero_seed/galois_field.hpp>
 
 template<unsigned bits, gf_item primitive>
 galois_field<bits, primitive>::galois_field() {

src/gf_elem.cpp

@@ -3,6 +3,6 @@
 	All rights reserved.
 */
 
-#include "gf_elem.hpp"
+#include <monero_seed/gf_elem.hpp>
 
 const gf_2048 gf_elem::field;

src/gf_poly.cpp

@@ -3,7 +3,7 @@
 	All rights reserved.
 */
 
-#include "gf_poly.hpp"
+#include <monero_seed/gf_poly.hpp>
 
 gf_poly::gf_poly(gf_elem coeff, unsigned degree) : degree_(0) {
 	coeff_[degree] = coeff;

src/monero_seed.cpp

@@ -3,11 +3,11 @@
 	All rights reserved.
 */
 
-#include "monero_seed.hpp"
+#include <monero_seed/monero_seed.hpp>
-#include "secure_random.hpp"
+#include <monero_seed/secure_random.hpp>
-#include "wordlist.hpp"
+#include <monero_seed/wordlist.hpp>
-#include "gf_poly.hpp"
+#include <monero_seed/gf_poly.hpp>
-#include "reed_solomon_code.hpp"
+#include <monero_seed/reed_solomon_code.hpp>
 #include "argon2/argon2.h"
 #include "argon2/blake2/blake2-impl.h"
 #include "pbkdf2.h"

src/reed_solomon_code.cpp

@@ -3,7 +3,7 @@
 	All rights reserved.
 */
 
-#include "reed_solomon_code.hpp"
+#include <monero_seed/reed_solomon_code.hpp>
 #include <cassert>
 
 reed_solomon_code::reed_solomon_code(unsigned check_digits) : generator(1, 0) {

src/secure_random.cpp

@@ -3,7 +3,7 @@
 	All rights reserved.
 */
 
-#include "secure_random.hpp"
+#include <monero_seed/secure_random.hpp>
 #include <stdexcept>
 #include <cstdlib>
 

src/wordlist.cpp

@@ -3,7 +3,7 @@
 	All rights reserved.
 */
 
-#include "wordlist.hpp"
+#include <monero_seed/wordlist.hpp>
 #include <algorithm>
 
 const static std::string english_words[] = {