python3-cysignals: update to 1.11.4, fix cross-build.

srcpkgs/python3-cysignals/patches/fix-cross.patch

@@ -0,0 +1,23 @@
+diff --git a/configure.ac b/configure.ac
+index d0624ec..f5a6786 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -48,7 +48,7 @@ fi
+ AC_MSG_CHECKING([for emms instruction])
+ # We add the "leal" instruction to reduce false positives in case some
+ # non-x86 architecture also has an "emms" instruction.
+-AC_RUN_IFELSE([AC_LANG_PROGRAM([[]], [[asm("leal (%eax), %eax; emms");]])],
++AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[asm("leal (%eax), %eax; emms");]])],
+     dnl YES
+     [AC_MSG_RESULT([yes])]
+     AC_DEFINE(HAVE_EMMS, 1, [Define to 1 if your processor understands the "emms" instruction.])
+@@ -84,6 +84,9 @@ AC_RUN_IFELSE([AC_LANG_PROGRAM(
+     ,
+     dnl NO
+     [AC_MSG_RESULT([no])]
++    ,
++    [AC_MSG_RESULT([cross, assume yes])]
++    sigsetjmp=yes
+ )
+ 
+ AC_MSG_CHECKING([for GNU libc])

srcpkgs/python3-cysignals/template

@@ -1,19 +1,33 @@
 # Template file for 'python3-cysignals'
 pkgname=python3-cysignals
-version=1.11.3
+version=1.11.4
 revision=1
-build_style=python3-module
-hostmakedepends="python3-setuptools python3-Cython autoconf"
+# need gnu-configure build style to support cross build
+build_style=gnu-configure
+build_helper=python3
+hostmakedepends="python3-setuptools python3-wheel python3-Cython
+ python3-build python3-installer autoconf"
 makedepends="python3-devel pari-devel"
 depends="python3"
 short_desc="Interrupt and signal handling for Cython"
 maintainer="Gonzalo Tornaría <tornaria@cmat.edu.uy>"
 license="LGPL-3.0-or-later"
 homepage="https://github.com/sagemath/cysignals"
+changelog="https://github.com/sagemath/cysignals/releases"
 distfiles="${PYPI_SITE}/c/cysignals/cysignals-${version}.tar.gz"
-checksum=c2c01f666e5904948952a2250548d8c36ccedd640383791feacf26ea2b958365
-nocross=yes # runs binaries built for target
+checksum=0f1e321e55a07f901c86a36a1e4497f6ff9dfe700681d0130a38c36e4eb238c3
 
-do_check() {
-	make check
+post_patch() {
+	# run autoconf because we patched configure.ac
+	autoconf
+}
+
+do_build() {
+	# build as in python3-pep517 build style
+	python3 -m build --no-isolation --wheel .
+}
+
+do_install() {
+	# install as in python3-pep517 build style
+	python3 -m installer --destdir ${DESTDIR} --no-compile-bytecode dist/*.whl
 }