From c142d999d174b49d00b1108f13f0831f8f448ca7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ball=C3=B3=20Gy=C3=B6rgy?= <ballogyor@gmail.com>
Date: Wed, 26 Aug 2026 02:49:16 +0200
Subject: [PATCH] Move libgradient_gen.so under /lib

According to the Filesystem Hierarchy Standard, only architecture-
independent data should be installed under /share.

Old path: $prefix/share/gradia/gradia/libgradient_gen.so
New path: $prefix/lib/gradia/libgradient_gen.so
---
 gradia/constants.in         | 1 +
 gradia/graphics/gradient.py | 5 +++--
 gradia/meson.build          | 2 +-
 meson.build                 | 2 ++
 4 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/gradia/constants.in b/gradia/constants.in
index 838d58e5..2d19f66f 100644
--- a/gradia/constants.in
+++ b/gradia/constants.in
@@ -16,6 +16,7 @@
 # SPDX-License-Identifier: GPL-3.0-or-later
 
 rootdir          = '@ROOT_PATH@'
+libdir           = '@LIB_DIR@'
 datadir          = '@DATA_DIR@'
 pkgdatadir       = '@PKGDATA_DIR@'
 localedir        = '@LOCALE_DIR@'
diff --git a/gradia/graphics/gradient.py b/gradia/graphics/gradient.py
index 69f08779..eedc16f5 100644
--- a/gradia/graphics/gradient.py
+++ b/gradia/graphics/gradient.py
@@ -18,11 +18,13 @@
 from dataclasses import dataclass, field
 from ctypes import CDLL, POINTER, Structure, c_double, c_int, c_uint8
 import json
+import os
 
 from PIL import Image
 
 from gradia.graphics.background import Background
 from gradia.utils.colors import parse_rgb_string
+from gradia.constants import libdir
 
 
 Step = tuple[float, str]  # (position, "rgb(r,g,b)")
@@ -98,8 +100,7 @@ def _load_c_lib(cls) -> None:
         if cls._c_lib is not None:
             return
 
-        from importlib.resources import files
-        gradia_path = files("gradia").joinpath("libgradient_gen.so")
+        gradia_path = os.path.join(libdir, "libgradient_gen.so")
         cls._c_lib = CDLL(str(gradia_path))
         cls._c_lib.generate_gradient.argtypes = [
             POINTER(c_uint8), c_int, c_int,
diff --git a/gradia/meson.build b/gradia/meson.build
index d612242d..4a290c2c 100644
--- a/gradia/meson.build
+++ b/gradia/meson.build
@@ -3,7 +3,7 @@ shared_library(
   'gradient_gen',
   'graphics/gradient_gen.c',
   install: true,
-  install_dir: MODULE_DIR,
+  install_dir: LIB_DIR,
   install_rpath: '$ORIGIN',
   link_args: ['-lm'],
 )
diff --git a/meson.build b/meson.build
index a222c561..801b3331 100644
--- a/meson.build
+++ b/meson.build
@@ -22,6 +22,7 @@ PROJECT_RDNN_NAME = 'be.alexandervanhee.gradia'
 ROOT_PATH = '/be/alexandervanhee/gradia'
 PKGDATA_DIR = join_paths(get_option('prefix'), get_option('datadir'), meson.project_name())
 MODULE_DIR =  join_paths(PKGDATA_DIR, 'gradia')
+LIB_DIR = join_paths(get_option('prefix'), get_option('libdir'), meson.project_name())
 
 # Set APPLICATION_ID
 APPLICATION_ID =  PROJECT_RDNN_NAME
@@ -72,6 +73,7 @@ conf = configuration_data()
 conf.set('APP_ID', APPLICATION_ID)
 conf.set('ROOT_PATH', ROOT_PATH)
 conf.set('PKGDATA_DIR', PKGDATA_DIR)
+conf.set('LIB_DIR', LIB_DIR)
 conf.set('DATA_DIR', join_paths(get_option('prefix'), get_option('datadir')))
 conf.set('LOCALE_DIR', join_paths(get_option('prefix'), get_option('localedir')))
 conf.set('PYTHON', PY_INSTALLDIR.full_path())