fontconfig: update 2.15.0 -> 2.17.1

Tarballs have relocated to gitlab.

Convert to meson.

License-update: trim the code, keep only the license
(there used to be a second copyright notice from a different author but
with mostly same MIT-ish content)

Add a backport to fix musl builds.

(From OE-Core rev: 17b146eb9584f71b62a9b8363a1d4fa91e8a24a8)

Signed-off-by: Alexander Kanavin <alex@linutronix.de>
Signed-off-by: Mathieu Dubois-Briand <mathieu.dubois-briand@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-graphics/fontconfig/fontconfig/musl-fix.patch

@@ -0,0 +1,66 @@
+From 75cc3e6ef0e451f42d3464ed4d639304ad9a4f58 Mon Sep 17 00:00:00 2001
+From: Akira TAGOH <akira@tagoh.org>
+Date: Thu, 3 Jul 2025 03:31:49 +0900
+Subject: [PATCH] test: Fix a build issue with musl libc
+
+Fixes https://gitlab.freedesktop.org/fontconfig/fontconfig/-/issues/484
+
+Changelog: fixed
+Upstream-Status: Backport [https://gitlab.freedesktop.org/fontconfig/fontconfig/-/commit/75cc3e6ef0e451f42d3464ed4d639304ad9a4f58]
+Signed-off-by: Alexander Kanavin <alex@linutronix.de>
+---
+ test/test-mt-fccfg.c | 22 ++++++++++++++++++++--
+ 1 file changed, 20 insertions(+), 2 deletions(-)
+
+diff --git a/test/test-mt-fccfg.c b/test/test-mt-fccfg.c
+index 24ad7583..3b7d843d 100644
+--- a/test/test-mt-fccfg.c
++++ b/test/test-mt-fccfg.c
+@@ -1,9 +1,12 @@
+ /* Copyright (C) 2025 fontconfig Authors */
+ /* SPDX-License-Identifier: HPND */
++#ifdef HAVE_CONFIG_H
++#  include "config.h"
++#endif
++
+ #include <fontconfig/fontconfig.h>
+ 
+ #include <stdio.h>
+-#define __USE_XOPEN
+ #include <pthread.h>
+ #include <stdlib.h>
+ 
+@@ -13,6 +16,21 @@ struct thr_arg_s {
+     int thr_num;
+ };
+ 
++#ifdef _WIN32
++int
++setenv (const char *name, const char *value, int o)
++{
++    size_t len = strlen (name) + strlen (value) + 1;
++    char  *s = malloc (len + 1);
++    int    ret;
++
++    snprintf (s, len, "%s=%s", name, value);
++    ret = _putenv (s);
++    free (s);
++    return ret;
++}
++#endif
++
+ static void *
+ run_test_in_thread (void *arg)
+ {
+@@ -61,7 +79,7 @@ test (void)
+     if (c1 == c2)
+ 	return 1;
+     /* To make visible if we have any references */
+-    putenv ("FC_DEBUG=16");
++    setenv ("FC_DEBUG", "16", 1);
+     FcFini();
+ 
+     return 0;
+-- 
+GitLab
+

meta/recipes-graphics/fontconfig/fontconfig_2.15.0.bb → meta/recipes-graphics/fontconfig/fontconfig_2.17.1.bb

@@ -13,20 +13,21 @@ BUGTRACKER = "https://bugs.freedesktop.org/enter_bug.cgi?product=fontconfig"
 
 LICENSE = "MIT & MIT & PD"
 LIC_FILES_CHKSUM = "file://COPYING;md5=00252fd272bf2e722925613ad74cb6c7 \
-                    file://src/fcfreetype.c;endline=45;md5=ef8702fbf3dc506715be8a9d69cb0252 \
+                    file://src/fcfreetype.c;endline=23;md5=f7c0140c1b0387cf4cf45420b059847c \
                     "
 
 SECTION = "libs"
 
 DEPENDS = "expat freetype zlib gperf-native util-linux"
 
-SRC_URI = "http://fontconfig.org/release/fontconfig-${PV}.tar.gz \
+SRC_URI = "https://gitlab.freedesktop.org/api/v4/projects/890/packages/generic/fontconfig/${PV}/fontconfig-${PV}.tar.xz \
            file://revert-static-pkgconfig.patch \
+           file://musl-fix.patch \
            "
+SRC_URI[sha256sum] = "9f5cae93f4fffc1fbc05ae99cdfc708cd60dfd6612ffc0512827025c026fa541"
 
-SRC_URI[sha256sum] = "f5f359d6332861bd497570848fcb42520964a9e83d5e3abe397b6b6db9bcaaf4"
-
-UPSTREAM_CHECK_REGEX = "fontconfig-(?P<pver>\d+\.\d+\.(?!9\d+)\d+)"
+UPSTREAM_CHECK_URI = "https://gitlab.freedesktop.org/fontconfig/fontconfig/-/tags"
+UPSTREAM_CHECK_REGEX = "releases/(?P<pver>.+)"
 
 do_configure:prepend() {
     # work around https://bugs.freedesktop.org/show_bug.cgi?id=101280
@@ -56,7 +57,7 @@ RREPLACES:fontconfig-utils = "libfontconfig-utils"
 RCONFLICTS:fontconfig-utils = "libfontconfig-utils"
 DEBIAN_NOAUTONAME:fontconfig-utils = "1"
 
-inherit autotools pkgconfig relative_symlinks gettext
+inherit meson pkgconfig relative_symlinks gettext
 
 FONTCONFIG_CACHE_DIR ?= "${localstatedir}/cache/fontconfig"
 
@@ -64,6 +65,6 @@ FONTCONFIG_CACHE_DIR ?= "${localstatedir}/cache/fontconfig"
 # /usr/share/fonts is already included by default (you can change it with --with-default-fonts)
 FONTCONFIG_FONT_DIRS ?= "no"
 
-EXTRA_OECONF = " --disable-docs --with-default-fonts=${datadir}/fonts --with-cache-dir=${FONTCONFIG_CACHE_DIR} --with-add-fonts=${FONTCONFIG_FONT_DIRS}"
+EXTRA_OEMESON = " -Ddoc=disabled -Ddefault-fonts-dirs=${datadir}/fonts -Dcache-dir=${FONTCONFIG_CACHE_DIR} -Dadditional-fonts-dirs=${FONTCONFIG_FONT_DIRS}"
 
 BBCLASSEXTEND = "native nativesdk"