From a6b9a351fb791985814393a83d668d2beccd4721 Mon Sep 17 00:00:00 2001
From: Curtis Mayberry <Curtisma3@gmail.com>
Date: Sun, 11 Sep 2022 22:47:19 -0500
Subject: [PATCH 01/16] inital attempt

---
 recipes/klayout/build.bat |  2 +
 recipes/klayout/build.sh  |  7 ++++
 recipes/klayout/meta.yaml | 81 +++++++++++++++++++++++++++++++++++++++
 3 files changed, 90 insertions(+)
 create mode 100644 recipes/klayout/build.bat
 create mode 100644 recipes/klayout/build.sh
 create mode 100644 recipes/klayout/meta.yaml

diff --git a/recipes/klayout/build.bat b/recipes/klayout/build.bat
new file mode 100644
index 0000000000000..db6cefefd87c4
--- /dev/null
+++ b/recipes/klayout/build.bat
@@ -0,0 +1,2 @@
+call %SRC_DIR%\build.bat
+cp %SRC_DIR%\bin-release\klayout.exe %prefix%\bin
\ No newline at end of file
diff --git a/recipes/klayout/build.sh b/recipes/klayout/build.sh
new file mode 100644
index 0000000000000..b5aaa37b41974
--- /dev/null
+++ b/recipes/klayout/build.sh
@@ -0,0 +1,7 @@
+#!/bin/bash
+"${SRC_DIR}/build.sh"
+echo "bin-release Contents"
+echo "--------------------"
+ls bin-release
+echo "--------------------"
+cp bin-release/klayout "${PREFIX}/bin"
diff --git a/recipes/klayout/meta.yaml b/recipes/klayout/meta.yaml
new file mode 100644
index 0000000000000..2b427fd3973e5
--- /dev/null
+++ b/recipes/klayout/meta.yaml
@@ -0,0 +1,81 @@
+# Note: there are many handy hints in comments in this example -- remove them when you've finalized your recipe
+# If your package is python based, we recommend using Grayskull to generate it instead:
+# https://github.com/conda-incubator/grayskull
+
+# Jinja variables help maintain the recipe as you'll update the version only here.
+# Using the name variable with the URL in line 14 is convenient
+# when copying and pasting from another recipe, but not really needed.
+{% set name = "klayout" %}
+{% set version = "0.27.11" %}
+
+package:
+  name: {{ name|lower }}
+  version: {{ version }}
+
+source:
+
+  url: https://github.com/simplejson/simplejson/releases/download/{{ version }}/klayout-{{ version }}.tar.gz
+  sha256: 2b3a0c466fb4a1014ea131c2b8ea7c519f9278eba73d6fcb361b7bdb4fd494e9
+  # sha256 is the preferred checksum -- you can get it for a file with:
+  #  `openssl sha256 <file name>`.
+  # You may need the openssl package, available on conda-forge:
+  #  `conda install openssl -c conda-forge``
+
+build:
+  # Uncomment the following line if the package is pure Python and the recipe is exactly the same for all platforms.
+  # It is okay if the dependencies are not built for all platforms/versions, although selectors are still not allowed.
+  # See https://conda-forge.org/docs/maintainer/knowledge_base.html#noarch-python for more details.
+  # noarch: python
+  # If the installation is complex, or different between Unix and Windows, use separate bld.bat and build.sh files instead of this key.
+  # By default, the package will be built for the Python versions supported by conda-forge and for all major OSs.
+  # Add the line "skip: True  # [py<35]" (for example) to limit to Python 3.5 and newer, or "skip: True  # [not win]" to limit to Windows.
+  # More info about selectors can be found in the conda-build docs: 
+  # https://docs.conda.io/projects/conda-build/en/latest/resources/define-metadata.html#preprocessing-selectors
+  number: 0
+
+requirements:
+  build:
+    # If your project compiles code (such as a C extension) then add the required compilers as separate entries here.
+    # Compilers are named 'c', 'cxx' and 'fortran'.
+    - {{ compiler('cxx') }}
+
+  host:
+  # All Platforms
+    - python>3
+    - pip
+    - ruby>2
+    - Qt>=5
+    - make
+    - zlib
+  # Windows
+  - expat # [not win]
+  - curl
+  - pthreads-win32
+
+test:
+  # For python packages, it is useful to run pip check. However, sometimes the
+  # metadata used by pip is out of date. Thus this section is optional if it is
+  # failing.
+  commands:
+    - pip check
+
+about:
+  home: https://www.klayout.de/
+  summary: 'Your Mask Layout Friend'
+  description: |
+    - View: Fast and accurate viewing of huge layout files
+    - Edit: Draw, modify and transform hierarchical layout
+    - Generate: Script layout generators, PCells and layout transformation tools
+    - Analyze: Search, verify, and measure layout and code analysis scripts
+  license: GPL-2.0-or-later	
+  license_family: GPL
+  license_file: LICENSE
+  doc_url: https://www.klayout.de/doc.html
+  dev_url: https://github.com/KLayout/klayout
+
+extra:
+  recipe-maintainers:
+    # GitHub IDs for maintainers of the recipe.
+    # Always check with the people listed below if they are OK becoming maintainers of the recipe. (There will be spam!)
+    - curtisma
+    - klayoutmatthias

From 892a7caab00cbb859d86523e466c5f562afe3e6b Mon Sep 17 00:00:00 2001
From: Curtis Mayberry <Curtisma3@gmail.com>
Date: Mon, 12 Sep 2022 14:43:09 -0500
Subject: [PATCH 02/16] fix issues preventing the build and lint

---
 recipes/klayout/meta.yaml | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/recipes/klayout/meta.yaml b/recipes/klayout/meta.yaml
index 2b427fd3973e5..91358634ad320 100644
--- a/recipes/klayout/meta.yaml
+++ b/recipes/klayout/meta.yaml
@@ -40,24 +40,24 @@ requirements:
     - {{ compiler('cxx') }}
 
   host:
-  # All Platforms
+    # All Platforms
     - python>3
     - pip
     - ruby>2
     - Qt>=5
     - make
     - zlib
-  # Windows
-  - expat # [not win]
-  - curl
-  - pthreads-win32
+    # Windows
+    - expat # [win]
+    - curl # [win]
+    - pthreads-win32 # [win]
 
 test:
   # For python packages, it is useful to run pip check. However, sometimes the
   # metadata used by pip is out of date. Thus this section is optional if it is
   # failing.
   commands:
-    - pip check
+    - klayout -v
 
 about:
   home: https://www.klayout.de/
@@ -79,3 +79,4 @@ extra:
     # Always check with the people listed below if they are OK becoming maintainers of the recipe. (There will be spam!)
     - curtisma
     - klayoutmatthias
+    - proppy

From bacf13c144ba15059e587983e79b2cb33723ea0b Mon Sep 17 00:00:00 2001
From: Curtis Mayberry <Curtisma3@gmail.com>
Date: Mon, 12 Sep 2022 14:46:49 -0500
Subject: [PATCH 03/16] update sha256 hash

---
 recipes/klayout/meta.yaml | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/recipes/klayout/meta.yaml b/recipes/klayout/meta.yaml
index 91358634ad320..491b751016bad 100644
--- a/recipes/klayout/meta.yaml
+++ b/recipes/klayout/meta.yaml
@@ -13,9 +13,8 @@ package:
   version: {{ version }}
 
 source:
-
   url: https://github.com/simplejson/simplejson/releases/download/{{ version }}/klayout-{{ version }}.tar.gz
-  sha256: 2b3a0c466fb4a1014ea131c2b8ea7c519f9278eba73d6fcb361b7bdb4fd494e9
+  sha256: cc14c4840504c6b623548c0af1600c933791b2c76d012bda3468a3610b3ae15a
   # sha256 is the preferred checksum -- you can get it for a file with:
   #  `openssl sha256 <file name>`.
   # You may need the openssl package, available on conda-forge:

From 97cbb40ad644766fa759a12d137f4773889c1c0c Mon Sep 17 00:00:00 2001
From: Curtis Mayberry <Curtisma3@gmail.com>
Date: Tue, 13 Sep 2022 08:18:03 -0500
Subject: [PATCH 04/16] fix source url

---
 recipes/klayout/meta.yaml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/recipes/klayout/meta.yaml b/recipes/klayout/meta.yaml
index 491b751016bad..09920560eab25 100644
--- a/recipes/klayout/meta.yaml
+++ b/recipes/klayout/meta.yaml
@@ -13,7 +13,7 @@ package:
   version: {{ version }}
 
 source:
-  url: https://github.com/simplejson/simplejson/releases/download/{{ version }}/klayout-{{ version }}.tar.gz
+  url: https://github.com/KLayout/klayout/releases/download/{{ version }}/klayout-{{ version }}.tar.gz
   sha256: cc14c4840504c6b623548c0af1600c933791b2c76d012bda3468a3610b3ae15a
   # sha256 is the preferred checksum -- you can get it for a file with:
   #  `openssl sha256 <file name>`.

From 39520bc5a2c9561c634a7fc1366f76504dacb021 Mon Sep 17 00:00:00 2001
From: Curtis Mayberry <Curtisma3@gmail.com>
Date: Sun, 25 Sep 2022 01:10:44 -0500
Subject: [PATCH 05/16] fix url

---
 recipes/klayout/meta.yaml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/recipes/klayout/meta.yaml b/recipes/klayout/meta.yaml
index 09920560eab25..46ee0ccc82b64 100644
--- a/recipes/klayout/meta.yaml
+++ b/recipes/klayout/meta.yaml
@@ -13,7 +13,8 @@ package:
   version: {{ version }}
 
 source:
-  url: https://github.com/KLayout/klayout/releases/download/{{ version }}/klayout-{{ version }}.tar.gz
+  #url: https://github.com/KLayout/klayout/releases/download/{{ version }}/klayout-{{ version }}.tar.gz
+  url: https://github.com/KLayout/klayout/archive/refs/tags/v{{ version }}.tar.gz
   sha256: cc14c4840504c6b623548c0af1600c933791b2c76d012bda3468a3610b3ae15a
   # sha256 is the preferred checksum -- you can get it for a file with:
   #  `openssl sha256 <file name>`.

From fa8027e740163d2328abfd44071162e8844f2ffa Mon Sep 17 00:00:00 2001
From: Curtis Mayberry <Curtisma3@gmail.com>
Date: Sun, 25 Sep 2022 17:38:11 -0500
Subject: [PATCH 06/16] fix python issue

---
 recipes/klayout/build.sh  | 2 +-
 recipes/klayout/meta.yaml | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/recipes/klayout/build.sh b/recipes/klayout/build.sh
index b5aaa37b41974..4420a9bbfe76d 100644
--- a/recipes/klayout/build.sh
+++ b/recipes/klayout/build.sh
@@ -1,5 +1,5 @@
 #!/bin/bash
-"${SRC_DIR}/build.sh"
+"${SRC_DIR}"/build.sh -python ${PYTHON} 
 echo "bin-release Contents"
 echo "--------------------"
 ls bin-release
diff --git a/recipes/klayout/meta.yaml b/recipes/klayout/meta.yaml
index 46ee0ccc82b64..5ac316b6c37c3 100644
--- a/recipes/klayout/meta.yaml
+++ b/recipes/klayout/meta.yaml
@@ -41,7 +41,7 @@ requirements:
 
   host:
     # All Platforms
-    - python>3
+    - python>3.6
     - pip
     - ruby>2
     - Qt>=5

From 80d86b77f5877434257e37ad3b196779ec7b4948 Mon Sep 17 00:00:00 2001
From: "curtis.mayberry" <curtisma3@gmail.com>
Date: Mon, 26 Sep 2022 08:23:35 -0700
Subject: [PATCH 07/16] add libpython-static to host requirements

---
 recipes/klayout/meta.yaml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/recipes/klayout/meta.yaml b/recipes/klayout/meta.yaml
index 5ac316b6c37c3..4a2cf3b5758bf 100644
--- a/recipes/klayout/meta.yaml
+++ b/recipes/klayout/meta.yaml
@@ -47,6 +47,7 @@ requirements:
     - Qt>=5
     - make
     - zlib
+    - libpython-static
     # Windows
     - expat # [win]
     - curl # [win]

From 5953d79abdf58c3a68f4a2e4a977ebacf0c8fd00 Mon Sep 17 00:00:00 2001
From: "curtis.mayberry" <curtisma3@gmail.com>
Date: Mon, 26 Sep 2022 11:05:58 -0700
Subject: [PATCH 08/16] Add maintainers

---
 recipes/klayout/meta.yaml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/recipes/klayout/meta.yaml b/recipes/klayout/meta.yaml
index 4a2cf3b5758bf..d468fc6010a82 100644
--- a/recipes/klayout/meta.yaml
+++ b/recipes/klayout/meta.yaml
@@ -81,3 +81,5 @@ extra:
     - curtisma
     - klayoutmatthias
     - proppy
+    - flaport
+    - joamatab

From 5b08369f73ff7cfd4886890f60ec8b22e492375a Mon Sep 17 00:00:00 2001
From: Curtis Mayberry <Curtisma3@gmail.com>
Date: Sat, 12 Nov 2022 16:54:27 -0600
Subject: [PATCH 09/16] fix windows

---
 recipes/klayout/build.bat | 2 +-
 recipes/klayout/build.sh  | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/recipes/klayout/build.bat b/recipes/klayout/build.bat
index db6cefefd87c4..7d8072a39a0e9 100644
--- a/recipes/klayout/build.bat
+++ b/recipes/klayout/build.bat
@@ -1,2 +1,2 @@
 call %SRC_DIR%\build.bat
-cp %SRC_DIR%\bin-release\klayout.exe %prefix%\bin
\ No newline at end of file
+cp %SRC_DIR%\bin-release\klayout.exe %prefix%\bin
diff --git a/recipes/klayout/build.sh b/recipes/klayout/build.sh
index 4420a9bbfe76d..bd87f66a07214 100644
--- a/recipes/klayout/build.sh
+++ b/recipes/klayout/build.sh
@@ -4,4 +4,4 @@ echo "bin-release Contents"
 echo "--------------------"
 ls bin-release
 echo "--------------------"
-cp bin-release/klayout "${PREFIX}/bin"
+cp bin-release/klayout "${PREFIX}/bin" -pylib ""

From ae56c2ddc5fdecedeaf2bc1e0b542e23290409d7 Mon Sep 17 00:00:00 2001
From: Curtis Mayberry <Curtisma3@gmail.com>
Date: Sat, 12 Nov 2022 18:19:50 -0600
Subject: [PATCH 10/16] add linux debug flag

---
 recipes/klayout/build.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/recipes/klayout/build.sh b/recipes/klayout/build.sh
index bd87f66a07214..6178943d6a1ed 100644
--- a/recipes/klayout/build.sh
+++ b/recipes/klayout/build.sh
@@ -1,5 +1,5 @@
 #!/bin/bash
-"${SRC_DIR}"/build.sh -python ${PYTHON} 
+"${SRC_DIR}"/build.sh -debug -python ${PYTHON} 
 echo "bin-release Contents"
 echo "--------------------"
 ls bin-release

From ca789cbda3f55854b5c6188ff0da30b85f1b200d Mon Sep 17 00:00:00 2001
From: Curtis Mayberry <Curtisma3@gmail.com>
Date: Sat, 12 Nov 2022 18:20:02 -0600
Subject: [PATCH 11/16] add make to build req

---
 recipes/klayout/meta.yaml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/recipes/klayout/meta.yaml b/recipes/klayout/meta.yaml
index d468fc6010a82..47989456abbab 100644
--- a/recipes/klayout/meta.yaml
+++ b/recipes/klayout/meta.yaml
@@ -6,7 +6,7 @@
 # Using the name variable with the URL in line 14 is convenient
 # when copying and pasting from another recipe, but not really needed.
 {% set name = "klayout" %}
-{% set version = "0.27.11" %}
+{% set version = "0.27.12" %}
 
 package:
   name: {{ name|lower }}
@@ -38,6 +38,7 @@ requirements:
     # If your project compiles code (such as a C extension) then add the required compilers as separate entries here.
     # Compilers are named 'c', 'cxx' and 'fortran'.
     - {{ compiler('cxx') }}
+    - make
 
   host:
     # All Platforms

From 31b81b25a366be9ab6942fc767d9e6cd8c6a11ba Mon Sep 17 00:00:00 2001
From: Curtis Mayberry <Curtisma3@gmail.com>
Date: Sat, 12 Nov 2022 18:28:33 -0600
Subject: [PATCH 12/16] fix sha256 hash

---
 recipes/klayout/meta.yaml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/recipes/klayout/meta.yaml b/recipes/klayout/meta.yaml
index 47989456abbab..35e8b030ea8c5 100644
--- a/recipes/klayout/meta.yaml
+++ b/recipes/klayout/meta.yaml
@@ -15,7 +15,7 @@ package:
 source:
   #url: https://github.com/KLayout/klayout/releases/download/{{ version }}/klayout-{{ version }}.tar.gz
   url: https://github.com/KLayout/klayout/archive/refs/tags/v{{ version }}.tar.gz
-  sha256: cc14c4840504c6b623548c0af1600c933791b2c76d012bda3468a3610b3ae15a
+  sha256: 6ef5e6ae5ea387618663949a1efa105406aeb36db2d18d89eff0345955aae979
   # sha256 is the preferred checksum -- you can get it for a file with:
   #  `openssl sha256 <file name>`.
   # You may need the openssl package, available on conda-forge:

From eedef1ec876ca376eb93eb751fd639e6ecedcff9 Mon Sep 17 00:00:00 2001
From: Curtis Mayberry <Curtisma3@gmail.com>
Date: Sat, 12 Nov 2022 21:20:19 -0600
Subject: [PATCH 13/16] Update package name

---
 recipes/{klayout => klayout-gui}/build.bat | 0
 recipes/klayout-gui/build.sh               | 5 +++++
 recipes/{klayout => klayout-gui}/meta.yaml | 2 +-
 recipes/klayout/build.sh                   | 7 -------
 4 files changed, 6 insertions(+), 8 deletions(-)
 rename recipes/{klayout => klayout-gui}/build.bat (100%)
 create mode 100644 recipes/klayout-gui/build.sh
 rename recipes/{klayout => klayout-gui}/meta.yaml (99%)
 delete mode 100644 recipes/klayout/build.sh

diff --git a/recipes/klayout/build.bat b/recipes/klayout-gui/build.bat
similarity index 100%
rename from recipes/klayout/build.bat
rename to recipes/klayout-gui/build.bat
diff --git a/recipes/klayout-gui/build.sh b/recipes/klayout-gui/build.sh
new file mode 100644
index 0000000000000..5b41bdb8f2460
--- /dev/null
+++ b/recipes/klayout-gui/build.sh
@@ -0,0 +1,5 @@
+#!/bin/bash
+"${SRC_DIR}"/build.sh -python ${PYTHON} -bin "${PREFIX}/bin"
+echo "bin Contents"
+echo "--------------------"
+ls "${PREFIX}/bin"
diff --git a/recipes/klayout/meta.yaml b/recipes/klayout-gui/meta.yaml
similarity index 99%
rename from recipes/klayout/meta.yaml
rename to recipes/klayout-gui/meta.yaml
index 35e8b030ea8c5..8f2ce772f7b39 100644
--- a/recipes/klayout/meta.yaml
+++ b/recipes/klayout-gui/meta.yaml
@@ -9,7 +9,7 @@
 {% set version = "0.27.12" %}
 
 package:
-  name: {{ name|lower }}
+  name: {{ name|lower }}-gui
   version: {{ version }}
 
 source:
diff --git a/recipes/klayout/build.sh b/recipes/klayout/build.sh
deleted file mode 100644
index 6178943d6a1ed..0000000000000
--- a/recipes/klayout/build.sh
+++ /dev/null
@@ -1,7 +0,0 @@
-#!/bin/bash
-"${SRC_DIR}"/build.sh -debug -python ${PYTHON} 
-echo "bin-release Contents"
-echo "--------------------"
-ls bin-release
-echo "--------------------"
-cp bin-release/klayout "${PREFIX}/bin" -pylib ""

From f80d310b865b6ebee5f707a496a05fe829ca8e7d Mon Sep 17 00:00:00 2001
From: Curtis Mayberry <Curtisma3@gmail.com>
Date: Sat, 12 Nov 2022 23:49:04 -0600
Subject: [PATCH 14/16] renname back to klayout and try to fix lint error

---
 recipes/{klayout-gui => klayout}/build.bat | 0
 recipes/{klayout-gui => klayout}/build.sh  | 0
 recipes/{klayout-gui => klayout}/meta.yaml | 2 +-
 3 files changed, 1 insertion(+), 1 deletion(-)
 rename recipes/{klayout-gui => klayout}/build.bat (100%)
 rename recipes/{klayout-gui => klayout}/build.sh (100%)
 rename recipes/{klayout-gui => klayout}/meta.yaml (99%)

diff --git a/recipes/klayout-gui/build.bat b/recipes/klayout/build.bat
similarity index 100%
rename from recipes/klayout-gui/build.bat
rename to recipes/klayout/build.bat
diff --git a/recipes/klayout-gui/build.sh b/recipes/klayout/build.sh
similarity index 100%
rename from recipes/klayout-gui/build.sh
rename to recipes/klayout/build.sh
diff --git a/recipes/klayout-gui/meta.yaml b/recipes/klayout/meta.yaml
similarity index 99%
rename from recipes/klayout-gui/meta.yaml
rename to recipes/klayout/meta.yaml
index 8f2ce772f7b39..35e8b030ea8c5 100644
--- a/recipes/klayout-gui/meta.yaml
+++ b/recipes/klayout/meta.yaml
@@ -9,7 +9,7 @@
 {% set version = "0.27.12" %}
 
 package:
-  name: {{ name|lower }}-gui
+  name: {{ name|lower }}
   version: {{ version }}
 
 source:

From 624cd4f9682331ba84f164a2398417a5c366f1bf Mon Sep 17 00:00:00 2001
From: Curtis Mayberry <Curtisma3@gmail.com>
Date: Sun, 13 Nov 2022 22:55:48 -0600
Subject: [PATCH 15/16] add g++ patch

---
 recipes/klayout/build.sh | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/recipes/klayout/build.sh b/recipes/klayout/build.sh
index 5b41bdb8f2460..4ed1997a0f3a4 100644
--- a/recipes/klayout/build.sh
+++ b/recipes/klayout/build.sh
@@ -1,5 +1,15 @@
 #!/bin/bash
-"${SRC_DIR}"/build.sh -python ${PYTHON} -bin "${PREFIX}/bin"
+
+# even though we specify QMAKE_CXX in -expert mode, qmake still
+# needs "g++" while obtaining gcc paths (while bootstrapping?)
+# So we create a temporary link called "g++"
+mkdir tmp_exe
+cd tmp_exe
+ln -s $GXX g++
+cd ..
+export PATH=$(pwd)/tmp_exe:$PATH 
+
+"${SRC_DIR}"/build.sh -python ${PYTHON} -bin "${PREFIX}/bin" -expert
 echo "bin Contents"
 echo "--------------------"
 ls "${PREFIX}/bin"

From cd8004b25aa4a8e7ec8de3de3bbf93ae7a73dc1d Mon Sep 17 00:00:00 2001
From: Curtis Mayberry <Curtisma3@gmail.com>
Date: Sun, 13 Nov 2022 22:56:17 -0600
Subject: [PATCH 16/16]  add mesa-libgl build req

---
 recipes/klayout/meta.yaml            | 1 +
 recipes/klayout/yum_requirements.txt | 1 +
 2 files changed, 2 insertions(+)
 create mode 100644 recipes/klayout/yum_requirements.txt

diff --git a/recipes/klayout/meta.yaml b/recipes/klayout/meta.yaml
index 35e8b030ea8c5..a576df7aa1c17 100644
--- a/recipes/klayout/meta.yaml
+++ b/recipes/klayout/meta.yaml
@@ -39,6 +39,7 @@ requirements:
     # Compilers are named 'c', 'cxx' and 'fortran'.
     - {{ compiler('cxx') }}
     - make
+    - {{ cdt('mesa-libgl-devel') }}  # [linux]
 
   host:
     # All Platforms
diff --git a/recipes/klayout/yum_requirements.txt b/recipes/klayout/yum_requirements.txt
new file mode 100644
index 0000000000000..0e16b14e7a64e
--- /dev/null
+++ b/recipes/klayout/yum_requirements.txt
@@ -0,0 +1 @@
+mesa-libGL