diff --git a/libaegisub/include/lagi_pre.h b/libaegisub/include/lagi_pre.h
deleted file mode 120000
index 13ed6ac57..000000000
--- a/libaegisub/include/lagi_pre.h
+++ /dev/null
@@ -1 +0,0 @@
-../lagi_pre.h
\ No newline at end of file
diff --git a/libaegisub/include/lagi_pre.h b/libaegisub/include/lagi_pre.h
new file mode 100644
index 000000000..50ce877e2
--- /dev/null
+++ b/libaegisub/include/lagi_pre.h
@@ -0,0 +1,43 @@
+#ifdef __cplusplus
+#ifndef _WIN32
+#include "../acconf.h"
+#endif
+
+#define WIN32_LEAN_AND_MEAN
+
+// Common C
+#include <cassert>
+#include <cerrno>
+#include <climits>
+#include <cmath>
+#include <cstdint>
+#include <ctime>
+
+// Common C++
+#ifdef _MSC_VER
+#pragma warning(push)
+#pragma warning(disable:4996)
+#endif
+
+#include <algorithm>
+#include <functional>
+#include <iterator>
+#include <map>
+#include <memory>
+#include <numeric>
+#include <string>
+#include <vector>
+
+#ifdef _MSC_VER
+#pragma warning(pop)
+#endif
+
+// Boost
+#include <boost/range/algorithm.hpp>
+#include <boost/range/irange.hpp>
+#include <boost/regex.hpp>
+#define BOOST_NO_SCOPED_ENUMS
+#include <boost/filesystem.hpp>
+#undef BOOST_NO_SCOPED_ENUMS
+#include <boost/interprocess/streams/bufferstream.hpp>
+#endif
diff --git a/libaegisub/lagi_pre.h b/libaegisub/lagi_pre.h
deleted file mode 100644
index 50ce877e2..000000000
--- a/libaegisub/lagi_pre.h
+++ /dev/null
@@ -1,43 +0,0 @@
-#ifdef __cplusplus
-#ifndef _WIN32
-#include "../acconf.h"
-#endif
-
-#define WIN32_LEAN_AND_MEAN
-
-// Common C
-#include <cassert>
-#include <cerrno>
-#include <climits>
-#include <cmath>
-#include <cstdint>
-#include <ctime>
-
-// Common C++
-#ifdef _MSC_VER
-#pragma warning(push)
-#pragma warning(disable:4996)
-#endif
-
-#include <algorithm>
-#include <functional>
-#include <iterator>
-#include <map>
-#include <memory>
-#include <numeric>
-#include <string>
-#include <vector>
-
-#ifdef _MSC_VER
-#pragma warning(pop)
-#endif
-
-// Boost
-#include <boost/range/algorithm.hpp>
-#include <boost/range/irange.hpp>
-#include <boost/regex.hpp>
-#define BOOST_NO_SCOPED_ENUMS
-#include <boost/filesystem.hpp>
-#undef BOOST_NO_SCOPED_ENUMS
-#include <boost/interprocess/streams/bufferstream.hpp>
-#endif
diff --git a/libaegisub/meson.build b/libaegisub/meson.build
index a02cc8750..be19b4860 100644
--- a/libaegisub/meson.build
+++ b/libaegisub/meson.build
@@ -63,7 +63,6 @@ else
             'windows/access.cpp',
             'windows/charset_conv_win.cpp',
             'windows/fs.cpp',
-            'windows/lagi_pre.cpp',
             'windows/log_win.cpp',
             'windows/path_win.cpp',
             'windows/util_win.cpp',
@@ -79,10 +78,14 @@ else
     endif
 endif
 
-libaegisub_cpp_pch = ['lagi_pre.h']
+libaegisub_cpp_pch = ['include/lagi_pre.h']
+if cxx.get_id() == 'msvc'
+    libaegisub_cpp_pch += 'include/lagi_pre.cpp'
+endif
+
 libaegisub_inc = include_directories('include')
 
 libaegisub = static_library('aegisub', libaegisub_src, acconf,
-                            include_directories: libaegisub_inc,
-                            cpp_pch: 'include/lagi_pre.h',
+                            include_directories: [libaegisub_inc, deps_inc],
+                            cpp_pch: libaegisub_cpp_pch,
                             dependencies: deps)
diff --git a/libaegisub/windows/lagi_pre.cpp b/libaegisub/windows/lagi_pre.cpp
deleted file mode 100644
index e69de29bb..000000000
diff --git a/src/agi_pre.cpp b/src/agi_pre.cpp
deleted file mode 100644
index a9486c83e..000000000
--- a/src/agi_pre.cpp
+++ /dev/null
@@ -1 +0,0 @@
-// A dummy file for compiling the precompiled header with VC++
diff --git a/src/agi_pre.h b/src/agi_pre.h
deleted file mode 100644
index 63e045dca..000000000
--- a/src/agi_pre.h
+++ /dev/null
@@ -1,217 +0,0 @@
-// Copyright (c) 2006, Rodrigo Braz Monteiro
-// All rights reserved.
-//
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are met:
-//
-//   * Redistributions of source code must retain the above copyright notice,
-//     this list of conditions and the following disclaimer.
-//   * Redistributions in binary form must reproduce the above copyright notice,
-//     this list of conditions and the following disclaimer in the documentation
-//     and/or other materials provided with the distribution.
-//   * Neither the name of the Aegisub Group nor the names of its contributors
-//     may be used to endorse or promote products derived from this software
-//     without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
-// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-// POSSIBILITY OF SUCH DAMAGE.
-//
-// Aegisub Project http://www.aegisub.org/
-
-/// @file agi_pre.h
-/// @brief Precompiled headers include file, including all headers that should be precompiled
-/// @ingroup main
-///
-/// In order to use it, set the project to use this header as precompiled and
-/// insert it in every source file (under C/C++ -> Advanced -> Force Includes),
-/// then set stdwx.cpp to generate the precompiled header
-///
-/// @note Make sure that you disable use of precompiled headers on md5.c and
-///       MatroskaParser.c, as well as any possible future .c files.
-
-#ifdef __cplusplus
-
-// Block msvc from complaining about not using msvc-specific versions for
-// insecure C functions.
-#ifdef _CRT_SECURE_NO_WARNINGS
-#define _CRT_SECURE_NO_WARNINGS_DEFINED
-#else
-#define _CRT_SECURE_NO_WARNINGS
-#endif
-
-#ifndef _WIN32
-#include "../acconf.h"
-#endif
-
-#define WIN32_LEAN_AND_MEAN
-
-// Common C
-#include <cassert>
-#include <cerrno>
-#include <cfloat>
-#include <climits>
-#include <cmath>
-#include <cstdint>
-#include <ctime>
-
-#ifdef _MSC_VER
-#pragma warning(push)
-#pragma warning(disable:4996)
-#endif
-
-// Common C++
-#include <algorithm>
-#include <array>
-#include <functional>
-#include <iterator>
-#include <limits>
-#include <list>
-#include <map>
-#include <memory>
-#include <set>
-#include <string>
-#include <type_traits>
-#include <type_traits>
-#include <typeinfo>
-#include <unordered_map>
-#include <utility>
-#include <vector>
-
-#ifdef _MSC_VER
-#pragma warning(pop)
-#endif
-
-#ifdef _WIN32
-#include <objbase.h>
-#include <mmsystem.h>
-#else
-#include <sys/param.h>
-#endif
-
-// Boost
-#include <boost/container/list.hpp>
-#include <boost/flyweight.hpp>
-#include <boost/io/ios_state.hpp>
-#include <boost/range/adaptor/filtered.hpp>
-#include <boost/range/adaptor/transformed.hpp>
-#include <boost/range/algorithm.hpp>
-#include <boost/range/irange.hpp>
-#include <boost/regex.hpp>
-#define BOOST_NO_SCOPED_ENUMS
-#include <boost/filesystem/path.hpp>
-#undef BOOST_NO_SCOPED_ENUMS
-#include <boost/interprocess/streams/bufferstream.hpp>
-#include <boost/interprocess/streams/vectorstream.hpp>
-
-// wxWidgets headers
-#include <wx/defs.h> // Leave this first.
-
-#include <wx/accel.h>
-#include <wx/app.h>
-#include <wx/arrstr.h>
-#include <wx/bitmap.h>
-#include <wx/bmpbuttn.h>
-#include <wx/brush.h>
-#include <wx/button.h>
-#include <wx/checkbox.h>
-#include <wx/checklst.h>
-#include <wx/choicdlg.h>
-#include <wx/choice.h>
-#include <wx/clipbrd.h>
-#include <wx/colour.h>
-#include <wx/combobox.h>
-#include <wx/containr.h>
-#include <wx/control.h>
-#include <wx/ctrlsub.h>
-#include <wx/cursor.h>
-#include <wx/dataobj.h>
-#include <wx/dc.h>
-#include <wx/dcbuffer.h>
-#include <wx/dcclient.h>
-#include <wx/dcmemory.h>
-#include <wx/dcprint.h>
-#include <wx/dialog.h>
-#include <wx/dirdlg.h>
-#include <wx/dnd.h>
-#include <wx/dynarray.h>
-#include <wx/event.h>
-#include <wx/file.h>
-#include <wx/filedlg.h>
-#include <wx/filefn.h>
-#include <wx/filename.h>
-#include <wx/font.h>
-#include <wx/frame.h>
-#include <wx/gdicmn.h>
-#include <wx/gdiobj.h>
-#include <wx/glcanvas.h>
-#include <wx/hash.h>
-#include <wx/hashmap.h>
-#include <wx/icon.h>
-#include <wx/image.h>
-#include <wx/intl.h>
-#include <wx/layout.h>
-#include <wx/list.h>
-#include <wx/listbox.h>
-#include <wx/listctrl.h>
-#include <wx/log.h>
-#include <wx/math.h>
-#include <wx/memory.h>
-#include <wx/menu.h>
-#include <wx/menuitem.h>
-#include <wx/module.h>
-#include <wx/msgdlg.h>
-#include <wx/object.h>
-#include <wx/palette.h>
-#include <wx/panel.h>
-#include <wx/pen.h>
-#include <wx/power.h>
-#include <wx/radiobox.h>
-#include <wx/radiobut.h>
-#include <wx/region.h>
-#include <wx/sashwin.h>
-#include <wx/scrolwin.h>
-#include <wx/settings.h>
-#include <wx/sizer.h>
-#include <wx/spinctrl.h>
-#include <wx/statbox.h>
-#include <wx/statline.h>
-#include <wx/stattext.h>
-#include <wx/statusbr.h>
-#include <wx/stc/stc.h>
-#include <wx/stopwatch.h>
-#include <wx/strconv.h>
-#include <wx/stream.h>
-#include <wx/string.h>
-#include <wx/textctrl.h>
-#include <wx/thread.h>
-#include <wx/timer.h>
-#include <wx/toolbar.h>
-#include <wx/toplevel.h>
-#include <wx/utils.h>
-#include <wx/valgen.h>
-#include <wx/validate.h>
-#include <wx/valtext.h>
-#include <wx/window.h>
-#include <wx/wxcrt.h>
-#include <wx/wxcrtvararg.h>
-
-#ifdef HAVE_OPENGL_GL_H
-#include <OpenGL/gl.h>
-#else
-#include <GL/gl.h>
-#endif
-
-#ifndef _CRT_SECURE_NO_WARNINGS_DEFINED
-#undef _CRT_SECURE_NO_WARNINGS
-#endif
-
-#endif
diff --git a/src/include/agi_pre.cpp b/src/include/agi_pre.cpp
new file mode 100644
index 000000000..d4d26d28c
--- /dev/null
+++ b/src/include/agi_pre.cpp
@@ -0,0 +1,6 @@
+// A dummy file for compiling the precompiled header with VC++
+#if !defined(_MSC_VER)
+#error "This file is only for use with MSVC."
+#endif
+
+#include "agi_pre.h"
diff --git a/src/include/agi_pre.h b/src/include/agi_pre.h
deleted file mode 120000
index 7b2f4b2e2..000000000
--- a/src/include/agi_pre.h
+++ /dev/null
@@ -1 +0,0 @@
-../agi_pre.h
\ No newline at end of file
diff --git a/src/include/agi_pre.h b/src/include/agi_pre.h
new file mode 100644
index 000000000..63e045dca
--- /dev/null
+++ b/src/include/agi_pre.h
@@ -0,0 +1,217 @@
+// Copyright (c) 2006, Rodrigo Braz Monteiro
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are met:
+//
+//   * Redistributions of source code must retain the above copyright notice,
+//     this list of conditions and the following disclaimer.
+//   * Redistributions in binary form must reproduce the above copyright notice,
+//     this list of conditions and the following disclaimer in the documentation
+//     and/or other materials provided with the distribution.
+//   * Neither the name of the Aegisub Group nor the names of its contributors
+//     may be used to endorse or promote products derived from this software
+//     without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+//
+// Aegisub Project http://www.aegisub.org/
+
+/// @file agi_pre.h
+/// @brief Precompiled headers include file, including all headers that should be precompiled
+/// @ingroup main
+///
+/// In order to use it, set the project to use this header as precompiled and
+/// insert it in every source file (under C/C++ -> Advanced -> Force Includes),
+/// then set stdwx.cpp to generate the precompiled header
+///
+/// @note Make sure that you disable use of precompiled headers on md5.c and
+///       MatroskaParser.c, as well as any possible future .c files.
+
+#ifdef __cplusplus
+
+// Block msvc from complaining about not using msvc-specific versions for
+// insecure C functions.
+#ifdef _CRT_SECURE_NO_WARNINGS
+#define _CRT_SECURE_NO_WARNINGS_DEFINED
+#else
+#define _CRT_SECURE_NO_WARNINGS
+#endif
+
+#ifndef _WIN32
+#include "../acconf.h"
+#endif
+
+#define WIN32_LEAN_AND_MEAN
+
+// Common C
+#include <cassert>
+#include <cerrno>
+#include <cfloat>
+#include <climits>
+#include <cmath>
+#include <cstdint>
+#include <ctime>
+
+#ifdef _MSC_VER
+#pragma warning(push)
+#pragma warning(disable:4996)
+#endif
+
+// Common C++
+#include <algorithm>
+#include <array>
+#include <functional>
+#include <iterator>
+#include <limits>
+#include <list>
+#include <map>
+#include <memory>
+#include <set>
+#include <string>
+#include <type_traits>
+#include <type_traits>
+#include <typeinfo>
+#include <unordered_map>
+#include <utility>
+#include <vector>
+
+#ifdef _MSC_VER
+#pragma warning(pop)
+#endif
+
+#ifdef _WIN32
+#include <objbase.h>
+#include <mmsystem.h>
+#else
+#include <sys/param.h>
+#endif
+
+// Boost
+#include <boost/container/list.hpp>
+#include <boost/flyweight.hpp>
+#include <boost/io/ios_state.hpp>
+#include <boost/range/adaptor/filtered.hpp>
+#include <boost/range/adaptor/transformed.hpp>
+#include <boost/range/algorithm.hpp>
+#include <boost/range/irange.hpp>
+#include <boost/regex.hpp>
+#define BOOST_NO_SCOPED_ENUMS
+#include <boost/filesystem/path.hpp>
+#undef BOOST_NO_SCOPED_ENUMS
+#include <boost/interprocess/streams/bufferstream.hpp>
+#include <boost/interprocess/streams/vectorstream.hpp>
+
+// wxWidgets headers
+#include <wx/defs.h> // Leave this first.
+
+#include <wx/accel.h>
+#include <wx/app.h>
+#include <wx/arrstr.h>
+#include <wx/bitmap.h>
+#include <wx/bmpbuttn.h>
+#include <wx/brush.h>
+#include <wx/button.h>
+#include <wx/checkbox.h>
+#include <wx/checklst.h>
+#include <wx/choicdlg.h>
+#include <wx/choice.h>
+#include <wx/clipbrd.h>
+#include <wx/colour.h>
+#include <wx/combobox.h>
+#include <wx/containr.h>
+#include <wx/control.h>
+#include <wx/ctrlsub.h>
+#include <wx/cursor.h>
+#include <wx/dataobj.h>
+#include <wx/dc.h>
+#include <wx/dcbuffer.h>
+#include <wx/dcclient.h>
+#include <wx/dcmemory.h>
+#include <wx/dcprint.h>
+#include <wx/dialog.h>
+#include <wx/dirdlg.h>
+#include <wx/dnd.h>
+#include <wx/dynarray.h>
+#include <wx/event.h>
+#include <wx/file.h>
+#include <wx/filedlg.h>
+#include <wx/filefn.h>
+#include <wx/filename.h>
+#include <wx/font.h>
+#include <wx/frame.h>
+#include <wx/gdicmn.h>
+#include <wx/gdiobj.h>
+#include <wx/glcanvas.h>
+#include <wx/hash.h>
+#include <wx/hashmap.h>
+#include <wx/icon.h>
+#include <wx/image.h>
+#include <wx/intl.h>
+#include <wx/layout.h>
+#include <wx/list.h>
+#include <wx/listbox.h>
+#include <wx/listctrl.h>
+#include <wx/log.h>
+#include <wx/math.h>
+#include <wx/memory.h>
+#include <wx/menu.h>
+#include <wx/menuitem.h>
+#include <wx/module.h>
+#include <wx/msgdlg.h>
+#include <wx/object.h>
+#include <wx/palette.h>
+#include <wx/panel.h>
+#include <wx/pen.h>
+#include <wx/power.h>
+#include <wx/radiobox.h>
+#include <wx/radiobut.h>
+#include <wx/region.h>
+#include <wx/sashwin.h>
+#include <wx/scrolwin.h>
+#include <wx/settings.h>
+#include <wx/sizer.h>
+#include <wx/spinctrl.h>
+#include <wx/statbox.h>
+#include <wx/statline.h>
+#include <wx/stattext.h>
+#include <wx/statusbr.h>
+#include <wx/stc/stc.h>
+#include <wx/stopwatch.h>
+#include <wx/strconv.h>
+#include <wx/stream.h>
+#include <wx/string.h>
+#include <wx/textctrl.h>
+#include <wx/thread.h>
+#include <wx/timer.h>
+#include <wx/toolbar.h>
+#include <wx/toplevel.h>
+#include <wx/utils.h>
+#include <wx/valgen.h>
+#include <wx/validate.h>
+#include <wx/valtext.h>
+#include <wx/window.h>
+#include <wx/wxcrt.h>
+#include <wx/wxcrtvararg.h>
+
+#ifdef HAVE_OPENGL_GL_H
+#include <OpenGL/gl.h>
+#else
+#include <GL/gl.h>
+#endif
+
+#ifndef _CRT_SECURE_NO_WARNINGS_DEFINED
+#undef _CRT_SECURE_NO_WARNINGS
+#endif
+
+#endif
diff --git a/src/meson.build b/src/meson.build
index 183cfb075..bf6a564f1 100644
--- a/src/meson.build
+++ b/src/meson.build
@@ -197,9 +197,14 @@ foreach opt: opt_src
     endif
 endforeach
 
+aegisub_cpp_pch = ['include/agi_pre.h']
+if cxx.get_id() == 'msvc'
+    aegisub_cpp_pch += 'include/agi_pre.cpp'
+endif
+
 aegisub = executable('aegisub', aegisub_src, version_h, acconf,
                      link_with: [libresrc, libluabins, libaegisub],
-                     include_directories: [libaegisub_inc, libresrc_inc, version_inc],
-                     cpp_pch: 'include/agi_pre.h',
+                     include_directories: [libaegisub_inc, libresrc_inc, version_inc, deps_inc],
+                     cpp_pch: aegisub_cpp_pch,
                      install: true,
                      dependencies: deps)