imagemagick-no-openmp.patch

--- imagemagick.rb	2024-12-29 01:54:36.849941644 +0900
+++ imagemagick-no-openmp.rb	2024-12-29 01:56:16.574644957 +0900
@@ -1,4 +1,4 @@
-class Imagemagick < Formula
+class ImagemagickNoOpenmp < Formula
   desc "Tools and libraries to manipulate images in many formats"
   homepage "https://imagemagick.org/index.php"
   url "https://imagemagick.org/archive/releases/ImageMagick-7.1.1-43.tar.xz"
@@ -20,6 +20,8 @@
     sha256 x86_64_linux:  "30e617977216fe9175f0c04b49ebd136fe03a309f8a8fb41c34d290b194408f6"
   end
 
+  keg_only "homebrew-core provides imagemagick"
+
   depends_on "pkgconf" => :build
   depends_on "fontconfig"
   depends_on "freetype"
@@ -46,10 +48,10 @@
     depends_on "gettext"
     depends_on "glib"
     depends_on "imath"
-    depends_on "libomp"
   end
 
   on_linux do
+    depends_on "jbigkit"
     depends_on "libx11"
     depends_on "libxext"
   end
@@ -83,15 +85,12 @@
       "--without-fftw",
       "--without-pango",
       "--without-wmf",
-      "--enable-openmp",
+      "--disable-openmp",
     ]
     if OS.mac?
       args += [
         "--without-x",
-        # Work around "checking for clang option to support OpenMP... unsupported"
-        "ac_cv_prog_c_openmp=-Xpreprocessor -fopenmp",
-        "ac_cv_prog_cxx_openmp=-Xpreprocessor -fopenmp",
-        "LDFLAGS=-lomp -lz",
+        "LDFLAGS=-lz",
       ]
     end