ImageMagick: add patch for ghostscript-9.27.

srcpkgs/ImageMagick/patches/initialize_gs_instance.patch

@@ -0,0 +1,36 @@
+From a73c27e2a014c7777724752c319d39a9a3d12bf0 Mon Sep 17 00:00:00 2001
+From: Johannes Brechtmann <johannes@jnbr.me>
+Date: Sat, 6 Apr 2019 23:15:02 +0200
+Subject: [PATCH] initialise ghostscript instances with NULL
+
+---
+ coders/pdf.c | 2 +-
+ coders/ps.c  | 2 +-
+ 2 files changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/coders/pdf.c b/coders/pdf.c
+index 77c90eb064..be8e44b60c 100644
+--- coders/pdf.c
++++ coders/pdf.c
+@@ -197,7 +197,7 @@ static MagickBooleanType InvokePDFDelegate(const MagickBooleanType verbose,
+     *ghost_info;
+ 
+   gs_main_instance
+-    *interpreter;
++    *interpreter = NULL;
+ 
+   gsapi_revision_t
+     revision;
+diff --git a/coders/ps.c b/coders/ps.c
+index e0288b0990..ecb49ffe39 100644
+--- coders/ps.c
++++ coders/ps.c
+@@ -187,7 +187,7 @@ static MagickBooleanType InvokePostscriptDelegate(
+     *ghost_info;
+ 
+   gs_main_instance
+-    *interpreter;
++    *interpreter = NULL;
+ 
+   gsapi_revision_t
+     revision;

srcpkgs/ImageMagick/template

@@ -3,7 +3,7 @@ pkgname=ImageMagick
 _majorver=7.0.8
 _patchver=36
 version="${_majorver}.${_patchver}"
-revision=1
+revision=2
 wrksrc="${pkgname}-${_majorver}-${_patchver}"
 build_style=gnu-configure
 configure_args="--without-autotrace --with-wmf=yes