meson build: parse versions from project version

lib/CMakeLists.txt

@@ -126,10 +126,6 @@ target_compile_definitions(tinytex PRIVATE -DGLYPH_RENDER_TYPE=${_GLYPH_RENDER_T
 configure_file(config.h.in config.h @ONLY)
 target_include_directories(tinytex PUBLIC ${CMAKE_CURRENT_BINARY_DIR})
 
-if (HAVE_AUTO_FONT_FIND)
-    target_link_libraries(tinytex stdc++fs)
-endif ()
-
 set(
     TINYTEX_PUBLIC_HEADERS
     export.h

lib/meson.build

@@ -39,13 +39,14 @@ src += utils_src
 subdir('render')
 src += render_src
 
+tinytex_version = meson.project_version().split('.')
 configure_file(
     input: 'config.h.in',
     output: 'config.h',
     configuration: {
-        'PROJECT_VERSION_MAJOR': 1,
-        'PROJECT_VERSION_MINOR': 0,
-        'PROJECT_VERSION_PATCH': 0,
+        'PROJECT_VERSION_MAJOR': tinytex_version[0],
+        'PROJECT_VERSION_MINOR': tinytex_version[1],
+        'PROJECT_VERSION_PATCH': tinytex_version[2],
         'HAVE_AUTO_FONT_FIND': get_option('HAVE_AUTO_FONT_FIND'),
     },
     format: 'cmake@'