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-rw-r--r--gnu/local.mk1
-rw-r--r--gnu/packages/glib.scm11
-rw-r--r--gnu/packages/gnome.scm2
-rw-r--r--gnu/packages/patches/python-libxml2-utf8.patch40
-rw-r--r--gnu/packages/xml.scm15
5 files changed, 67 insertions, 2 deletions
diff --git a/gnu/local.mk b/gnu/local.mk
index 63d55c5018..5705494090 100644
--- a/gnu/local.mk
+++ b/gnu/local.mk
@@ -1252,6 +1252,7 @@ dist_patch_DATA = \
%D%/packages/patches/python-keras-integration-test.patch \
%D%/packages/patches/python-pyfakefs-remove-bad-test.patch \
%D%/packages/patches/python-flint-includes.patch \
+ %D%/packages/patches/python-libxml2-utf8.patch \
%D%/packages/patches/python-mox3-python3.6-compat.patch \
%D%/packages/patches/python-testtools.patch \
%D%/packages/patches/python-paste-remove-timing-test.patch \
diff --git a/gnu/packages/glib.scm b/gnu/packages/glib.scm
index ad000ad838..a2f0f2fd8e 100644
--- a/gnu/packages/glib.scm
+++ b/gnu/packages/glib.scm
@@ -65,6 +65,7 @@
#:use-module ((guix licenses) #:prefix license:)
#:use-module (guix packages)
#:use-module (guix utils)
+ #:use-module (srfi srfi-1)
;; Export variables up-front to allow circular dependency with the 'xorg'
;; module.
@@ -495,6 +496,16 @@ information in their documents, such as whether a particular element should be
translated.")
(license license:gpl3+)))
+(define-public itstool/fixed
+ ;; This variant fixes a python-libxml2 crash when processing UTF-8
+ ;; sequences: <https://bugs.gnu.org/37468>. Since the issue is quite rare,
+ ;; create this variant here to avoid a full rebuild.
+ (package/inherit
+ itstool
+ (inputs
+ `(("python-libxml2" ,python-libxml2/fixed)
+ ,@(alist-delete "python-libxml2" (package-inputs itstool))))))
+
(define dbus-glib
(package
(name "dbus-glib")
diff --git a/gnu/packages/gnome.scm b/gnu/packages/gnome.scm
index 520d04d75f..03550b6fa8 100644
--- a/gnu/packages/gnome.scm
+++ b/gnu/packages/gnome.scm
@@ -2167,7 +2167,7 @@ Hints specification (EWMH).")
`(("bison" ,bison)
("docbook-xml" ,docbook-xml)
("intltool" ,intltool)
- ("itstool" ,itstool)
+ ("itstool" ,itstool/fixed) ;see <https://bugs.gnu.org/37468>
("glib:bin" ,glib "bin")
("pkg-config" ,pkg-config)))
(home-page "http://www.gnumeric.org")
diff --git a/gnu/packages/patches/python-libxml2-utf8.patch b/gnu/packages/patches/python-libxml2-utf8.patch
new file mode 100644
index 0000000000..e39672faa1
--- /dev/null
+++ b/gnu/packages/patches/python-libxml2-utf8.patch
@@ -0,0 +1,40 @@
+This patch fixes a crash in the libxml2 bindings for Python 3.x
+that 'itstool' stumbles upon when processing UTF-8 data:
+
+ https://issues.guix.gnu.org/issue/37468
+
+Patch by Jan Matejek
+from <https://bugzilla.opensuse.org/show_bug.cgi?id=1065270>.
+
+--- libxml2-2.9.5.orig/python/libxml.c
++++ libxml2-2.9.5/python/libxml.c
+@@ -1620,6 +1620,7 @@ libxml_xmlErrorFuncHandler(ATTRIBUTE_UNU
+ PyObject *message;
+ PyObject *result;
+ char str[1000];
++ unsigned char *ptr = (unsigned char *)str;
+
+ #ifdef DEBUG_ERROR
+ printf("libxml_xmlErrorFuncHandler(%p, %s, ...) called\n", ctx, msg);
+@@ -1636,12 +1637,20 @@ libxml_xmlErrorFuncHandler(ATTRIBUTE_UNU
+ str[999] = 0;
+ va_end(ap);
+
++#if PY_MAJOR_VERSION >= 3
++ /* Ensure the error string doesn't start at UTF8 continuation. */
++ while (*ptr && (*ptr & 0xc0) == 0x80)
++ ptr++;
++#endif
++
+ list = PyTuple_New(2);
+ PyTuple_SetItem(list, 0, libxml_xmlPythonErrorFuncCtxt);
+ Py_XINCREF(libxml_xmlPythonErrorFuncCtxt);
+- message = libxml_charPtrConstWrap(str);
++ message = libxml_charPtrConstWrap(ptr);
+ PyTuple_SetItem(list, 1, message);
+ result = PyEval_CallObject(libxml_xmlPythonErrorFuncHandler, list);
++ /* Forget any errors caused in the error handler. */
++ PyErr_Clear();
+ Py_XDECREF(list);
+ Py_XDECREF(result);
+ }
diff --git a/gnu/packages/xml.scm b/gnu/packages/xml.scm
index 78b9b713e5..b8f3774039 100644
--- a/gnu/packages/xml.scm
+++ b/gnu/packages/xml.scm
@@ -1,5 +1,5 @@
;;; GNU Guix --- Functional package management for GNU
-;;; Copyright © 2013, 2014, 2015, 2016, 2018 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2013, 2014, 2015, 2016, 2018, 2019 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2013, 2015 Andreas Enge <andreas@enge.fr>
;;; Copyright © 2015 Eric Bavier <bavier@member.fsf.org>
;;; Copyright © 2015 Sou Bunnbu <iyzsong@gmail.com>
@@ -164,6 +164,7 @@ project (but it is usable outside of the Gnome platform).")
(license license:x11)))
(define-public python-libxml2
+ ;; TODO: Merge with 'python-libxml2/fixed' on the next rebuild cycle.
(package/inherit libxml2
(name "python-libxml2")
(build-system python-build-system)
@@ -191,6 +192,18 @@ project (but it is usable outside of the Gnome platform).")
(inputs `(("libxml2" ,libxml2)))
(synopsis "Python bindings for the libxml2 library")))
+(define-public python-libxml2/fixed
+ ;; This variant fixes a crash when processing UTF-8 sequences:
+ ;; <https://bugs.gnu.org/37468>
+ ;; TODO: Merge with 'python-libxml2' on the next rebuild cycle.
+ (package/inherit
+ python-libxml2
+ (version (string-append (package-version python-libxml2) "-1"))
+ (source (origin
+ (inherit (package-source libxml2))
+ (patches (cons (search-patch "python-libxml2-utf8.patch")
+ (origin-patches (package-source libxml2))))))))
+
(define-public python2-libxml2
(package-with-python2 python-libxml2))