Backport an upstream patch to fix printing PDFs

Resolves: RHEL-194040

595.patch

@@ -0,0 +1,34 @@
+From f19e2fe080ddcfce93c8234a919fd882f3d63362 Mon Sep 17 00:00:00 2001
+From: Adrian Johnson <ajohnson@redneon.com>
+Date: Fri, 13 Sep 2024 06:28:39 +0930
+Subject: [PATCH] cff: Don't fail if no local subs
+
+Fixes: #870
+---
+ src/cairo-cff-subset.c | 10 +++++++---
+ 1 file changed, 7 insertions(+), 3 deletions(-)
+
+diff --git a/src/cairo-cff-subset.c b/src/cairo-cff-subset.c
+index 076cb2b0a..8a7de0065 100644
+--- a/src/cairo-cff-subset.c
++++ b/src/cairo-cff-subset.c
+@@ -952,9 +952,13 @@ cairo_cff_font_read_private_dict (cairo_cff_font_t   *font,
+ 	 decode_number (operand, nominal_width);
+ 
+     num_subs = _cairo_array_num_elements (local_sub_index);
+-    *local_subs_used = _cairo_calloc_ab (num_subs, sizeof (cairo_bool_t));
+-    if (unlikely (*local_subs_used == NULL))
+-	return _cairo_error (CAIRO_STATUS_NO_MEMORY);
++    if (num_subs > 0) {
++	*local_subs_used = _cairo_calloc_ab (num_subs, sizeof (cairo_bool_t));
++	if (unlikely (*local_subs_used == NULL))
++	    return _cairo_error (CAIRO_STATUS_NO_MEMORY);
++    } else {
++	*local_subs_used = NULL;
++    }
+ 
+     if (num_subs < 1240)
+ 	*local_sub_bias = 107;
+-- 
+GitLab
+

cairo.spec

@@ -4,7 +4,7 @@
 
 Name:           cairo
 Version:        1.18.2
-Release:        2%{?dist}
+Release:        3%{?dist}
 Summary:        A 2D graphics library
 
 License:        LGPL-2.1-only OR MPL-1.1
@@ -12,6 +12,11 @@ URL:            https://cairographics.org
 Source:         https://cairographics.org/releases/%{name}-%{version}.tar.xz
 
 Patch:          cairo-multilib.patch
+# Fix printing PDFs
+# https://bugzilla.redhat.com/show_bug.cgi?id=2330100
+# Backported from upstream
+# https://gitlab.freedesktop.org/cairo/cairo/-/merge_requests/595
+Patch:          595.patch
 
 BuildRequires:  gcc
 BuildRequires:  gcc-c++
@@ -155,6 +160,10 @@ This package contains tools for working with the cairo graphics library.
 %{_libdir}/cairo/
 
 %changelog
+* Wed Aug 19 2026 Benjamin Otte <botte@redhat.com> - 1.18.2-3
+- Backport an upstream patch to fix printing PDFs
+- Resolves: RHEL-194040
+
 * Tue Oct 29 2024 Troy Dawson <tdawson@redhat.com> - 1.18.2-2
 - Bump release for October 2024 mass rebuild:
   Resolves: RHEL-64018