From 0411b7f53c24d868fa86c790f6efb12d425391f7 Mon Sep 17 00:00:00 2001
From: baugetfa <fabrice.bauget@cirad.fr>
Date: Thu, 6 Nov 2025 17:29:02 +0100
Subject: [PATCH 01/28] avoid run export compiler c on win

---
 conda/meta.yaml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/conda/meta.yaml b/conda/meta.yaml
index 82c1376..2042499 100644
--- a/conda/meta.yaml
+++ b/conda/meta.yaml
@@ -21,6 +21,9 @@ build:
   string: py{{ PY_VER }}
   script_env:
     - CC=gcc # [win]
+  ignore_run_exports_from:
+    # Avoid automatic run export of m2w64 stdlib on windows (that forces hard regression of msvc libs)
+    - {{ compiler('c') }} # [win]
   preserve_egg_dir: True
   script: {{ PYTHON }} -m pip install . --no-deps --ignore-installed --no-build-isolation -vv
 

From 1010d4a13723cd026148388cddeda7b2bc9c3d01 Mon Sep 17 00:00:00 2001
From: baugetfa <fabrice.bauget@cirad.fr>
Date: Fri, 7 Nov 2025 09:05:07 +0100
Subject: [PATCH 02/28] changed relative import to absolute

---
 src/openalea/ratp/grid.py       | 2 +-
 src/openalea/ratp/micrometeo.py | 2 +-
 src/openalea/ratp/runratp.py    | 2 +-
 src/openalea/ratp/skyvault.py   | 2 +-
 src/openalea/ratp/vegetation.py | 2 +-
 5 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/src/openalea/ratp/grid.py b/src/openalea/ratp/grid.py
index 479bd75..2999257 100644
--- a/src/openalea/ratp/grid.py
+++ b/src/openalea/ratp/grid.py
@@ -5,7 +5,7 @@
 import pandas
 import scipy.io as io
 
-from . import pyratp
+from openalea.ratp import pyratp
 from . import vege3D
 
 
diff --git a/src/openalea/ratp/micrometeo.py b/src/openalea/ratp/micrometeo.py
index a9a3f11..5ba2758 100644
--- a/src/openalea/ratp/micrometeo.py
+++ b/src/openalea/ratp/micrometeo.py
@@ -5,7 +5,7 @@
 
 """
 
-from . import pyratp
+from openalea.ratp import pyratp
 import numpy as np
 import math
 import os
diff --git a/src/openalea/ratp/runratp.py b/src/openalea/ratp/runratp.py
index 6b2fb26..c55ea52 100644
--- a/src/openalea/ratp/runratp.py
+++ b/src/openalea/ratp/runratp.py
@@ -4,7 +4,7 @@
 """
 """
 
-from . import pyratp
+from openalea.ratp import pyratp
 import numpy as np
 import os
 import shutil
diff --git a/src/openalea/ratp/skyvault.py b/src/openalea/ratp/skyvault.py
index 428b52b..ba55736 100644
--- a/src/openalea/ratp/skyvault.py
+++ b/src/openalea/ratp/skyvault.py
@@ -5,7 +5,7 @@
 
 """
 
-from . import pyratp
+from openalea.ratp import pyratp
 
 #import pyRATP
 import numpy as np
diff --git a/src/openalea/ratp/vegetation.py b/src/openalea/ratp/vegetation.py
index 04db579..9c2f43c 100644
--- a/src/openalea/ratp/vegetation.py
+++ b/src/openalea/ratp/vegetation.py
@@ -5,7 +5,7 @@
 
 """
 
-from . import pyratp
+from openalea.ratp import pyratp
 #import pyRATP
 import numpy as np
 import math

From 88f79880376fe26b32db47ea29d4a35134bb5b67 Mon Sep 17 00:00:00 2001
From: baugetfa <fabrice.bauget@cirad.fr>
Date: Fri, 7 Nov 2025 09:24:03 +0100
Subject: [PATCH 03/28] revert changed relative import to absolute

---
 src/openalea/ratp/grid.py       | 2 +-
 src/openalea/ratp/micrometeo.py | 2 +-
 src/openalea/ratp/runratp.py    | 2 +-
 src/openalea/ratp/skyvault.py   | 2 +-
 src/openalea/ratp/vegetation.py | 2 +-
 5 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/src/openalea/ratp/grid.py b/src/openalea/ratp/grid.py
index 2999257..479bd75 100644
--- a/src/openalea/ratp/grid.py
+++ b/src/openalea/ratp/grid.py
@@ -5,7 +5,7 @@
 import pandas
 import scipy.io as io
 
-from openalea.ratp import pyratp
+from . import pyratp
 from . import vege3D
 
 
diff --git a/src/openalea/ratp/micrometeo.py b/src/openalea/ratp/micrometeo.py
index 5ba2758..a9a3f11 100644
--- a/src/openalea/ratp/micrometeo.py
+++ b/src/openalea/ratp/micrometeo.py
@@ -5,7 +5,7 @@
 
 """
 
-from openalea.ratp import pyratp
+from . import pyratp
 import numpy as np
 import math
 import os
diff --git a/src/openalea/ratp/runratp.py b/src/openalea/ratp/runratp.py
index c55ea52..6b2fb26 100644
--- a/src/openalea/ratp/runratp.py
+++ b/src/openalea/ratp/runratp.py
@@ -4,7 +4,7 @@
 """
 """
 
-from openalea.ratp import pyratp
+from . import pyratp
 import numpy as np
 import os
 import shutil
diff --git a/src/openalea/ratp/skyvault.py b/src/openalea/ratp/skyvault.py
index ba55736..428b52b 100644
--- a/src/openalea/ratp/skyvault.py
+++ b/src/openalea/ratp/skyvault.py
@@ -5,7 +5,7 @@
 
 """
 
-from openalea.ratp import pyratp
+from . import pyratp
 
 #import pyRATP
 import numpy as np
diff --git a/src/openalea/ratp/vegetation.py b/src/openalea/ratp/vegetation.py
index 9c2f43c..04db579 100644
--- a/src/openalea/ratp/vegetation.py
+++ b/src/openalea/ratp/vegetation.py
@@ -5,7 +5,7 @@
 
 """
 
-from openalea.ratp import pyratp
+from . import pyratp
 #import pyRATP
 import numpy as np
 import math

From 848b681cd108cead68ece8bdb8904638c70ae0f6 Mon Sep 17 00:00:00 2001
From: baugetfa <fabrice.bauget@cirad.fr>
Date: Fri, 7 Nov 2025 09:41:43 +0100
Subject: [PATCH 04/28] revert ignore_run_exports_from to test ci win

---
 conda/meta.yaml | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/conda/meta.yaml b/conda/meta.yaml
index 2042499..82c1376 100644
--- a/conda/meta.yaml
+++ b/conda/meta.yaml
@@ -21,9 +21,6 @@ build:
   string: py{{ PY_VER }}
   script_env:
     - CC=gcc # [win]
-  ignore_run_exports_from:
-    # Avoid automatic run export of m2w64 stdlib on windows (that forces hard regression of msvc libs)
-    - {{ compiler('c') }} # [win]
   preserve_egg_dir: True
   script: {{ PYTHON }} -m pip install . --no-deps --ignore-installed --no-build-isolation -vv
 

From e8012cd2b48c724b6a84768729ab58d6d2ee1544 Mon Sep 17 00:00:00 2001
From: baugetfa <fabrice.bauget@cirad.fr>
Date: Fri, 7 Nov 2025 10:27:31 +0100
Subject: [PATCH 05/28] again ignore_run_exports_from with static lib that I
 forgot

---
 conda/meta.yaml | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/conda/meta.yaml b/conda/meta.yaml
index 82c1376..7ff2009 100644
--- a/conda/meta.yaml
+++ b/conda/meta.yaml
@@ -21,6 +21,11 @@ build:
   string: py{{ PY_VER }}
   script_env:
     - CC=gcc # [win]
+  ignore_run_exports_from:
+    # Avoid automatic run export of m2w64 stdlib on windows (that forces hard regression of msvc libs)
+    - {{ compiler('c') }} # [win]
+    # Force static build on Windows to allow skipping run export of m2w64 stdlib
+    - LDFLAGS=-static -static-libgcc   # [win]
   preserve_egg_dir: True
   script: {{ PYTHON }} -m pip install . --no-deps --ignore-installed --no-build-isolation -vv
 

From b5186c4684e422649e762c19f82dd1970ee0018c Mon Sep 17 00:00:00 2001
From: baugetfa <fabrice.bauget@cirad.fr>
Date: Wed, 12 Nov 2025 11:07:51 +0100
Subject: [PATCH 06/28] removed meson from host and explicit pkgs in host

---
 conda/meta.yaml | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/conda/meta.yaml b/conda/meta.yaml
index 7ff2009..c0f3a52 100644
--- a/conda/meta.yaml
+++ b/conda/meta.yaml
@@ -32,9 +32,8 @@ build:
 requirements:
   host:
     - python
-    {% for dep in build_deps %}
-    - {{ dep }}
-    {% endfor  %}
+    - setuptools
+    - numpy
   build:
     - python
     {% for dep in build_deps %}

From 29220bf04f12593062a610bcb8d41c2e5be0b141 Mon Sep 17 00:00:00 2001
From: baugetfa <fabrice.bauget@cirad.fr>
Date: Wed, 12 Nov 2025 11:43:44 +0100
Subject: [PATCH 07/28] try msvc

---
 conda/conda_build_config.yaml |  2 --
 conda/meta.yaml               | 12 +++---------
 pyproject.toml                |  3 +++
 3 files changed, 6 insertions(+), 11 deletions(-)
 delete mode 100644 conda/conda_build_config.yaml

diff --git a/conda/conda_build_config.yaml b/conda/conda_build_config.yaml
deleted file mode 100644
index 543eff2..0000000
--- a/conda/conda_build_config.yaml
+++ /dev/null
@@ -1,2 +0,0 @@
-c_compiler:
-  - m2w64-toolchain          # [win]
\ No newline at end of file
diff --git a/conda/meta.yaml b/conda/meta.yaml
index c0f3a52..bc8de11 100644
--- a/conda/meta.yaml
+++ b/conda/meta.yaml
@@ -19,21 +19,15 @@ source:
 build:
   number: 0
   string: py{{ PY_VER }}
-  script_env:
-    - CC=gcc # [win]
-  ignore_run_exports_from:
-    # Avoid automatic run export of m2w64 stdlib on windows (that forces hard regression of msvc libs)
-    - {{ compiler('c') }} # [win]
-    # Force static build on Windows to allow skipping run export of m2w64 stdlib
-    - LDFLAGS=-static -static-libgcc   # [win]
   preserve_egg_dir: True
   script: {{ PYTHON }} -m pip install . --no-deps --ignore-installed --no-build-isolation -vv
 
 requirements:
   host:
     - python
-    - setuptools
-    - numpy
+    {% for dep in build_deps %}
+    - {{ dep }}
+    {% endfor  %}
   build:
     - python
     {% for dep in build_deps %}
diff --git a/pyproject.toml b/pyproject.toml
index 9cfbb33..6cf7998 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -20,6 +20,9 @@ fallback_version = "2.1.0.dev0"
 version_scheme = "guess-next-dev"
 local_scheme = "no-local-version"
 
+[tool.meson-python.args]
+setup = ["--vsenv"]
+
 [project]
 name = "openalea.ratp"
 authors = [

From 7f9ee066d0a413e7afb763cb24a8d89a5a667e57 Mon Sep 17 00:00:00 2001
From: baugetfa <fabrice.bauget@cirad.fr>
Date: Wed, 12 Nov 2025 11:52:46 +0100
Subject: [PATCH 08/28] add again CC=gcc

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

diff --git a/conda/meta.yaml b/conda/meta.yaml
index bc8de11..82c1376 100644
--- a/conda/meta.yaml
+++ b/conda/meta.yaml
@@ -19,6 +19,8 @@ source:
 build:
   number: 0
   string: py{{ PY_VER }}
+  script_env:
+    - CC=gcc # [win]
   preserve_egg_dir: True
   script: {{ PYTHON }} -m pip install . --no-deps --ignore-installed --no-build-isolation -vv
 

From 0450a28505380209fac0576957fafa40c7c8d5e6 Mon Sep 17 00:00:00 2001
From: baugetfa <fabrice.bauget@cirad.fr>
Date: Wed, 12 Nov 2025 13:04:10 +0100
Subject: [PATCH 09/28] WIP

---
 conda/meta.yaml | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/conda/meta.yaml b/conda/meta.yaml
index 82c1376..af63789 100644
--- a/conda/meta.yaml
+++ b/conda/meta.yaml
@@ -22,7 +22,10 @@ build:
   script_env:
     - CC=gcc # [win]
   preserve_egg_dir: True
-  script: {{ PYTHON }} -m pip install . --no-deps --ignore-installed --no-build-isolation -vv
+  script:
+    # Force meson-python to use MSVC toolchain instead of m2w64
+    - set "MESON_ARGS=--vsenv"
+    - {{ PYTHON }} -m pip install . --no-deps --ignore-installed --no-build-isolation -vv
 
 requirements:
   host:

From 4cd4e62817afa52f4925240faf224c4657adfe1a Mon Sep 17 00:00:00 2001
From: baugetfa <fabrice.bauget@cirad.fr>
Date: Wed, 12 Nov 2025 13:15:00 +0100
Subject: [PATCH 10/28] WIP

---
 conda/meta.yaml | 2 --
 1 file changed, 2 deletions(-)

diff --git a/conda/meta.yaml b/conda/meta.yaml
index af63789..c014b72 100644
--- a/conda/meta.yaml
+++ b/conda/meta.yaml
@@ -19,8 +19,6 @@ source:
 build:
   number: 0
   string: py{{ PY_VER }}
-  script_env:
-    - CC=gcc # [win]
   preserve_egg_dir: True
   script:
     # Force meson-python to use MSVC toolchain instead of m2w64

From caffae7ba52de85e5796ca723ae5c878dd78daca Mon Sep 17 00:00:00 2001
From: baugetfa <fabrice.bauget@cirad.fr>
Date: Wed, 12 Nov 2025 14:50:59 +0100
Subject: [PATCH 11/28] set CC to cl

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

diff --git a/conda/meta.yaml b/conda/meta.yaml
index c014b72..9a54e39 100644
--- a/conda/meta.yaml
+++ b/conda/meta.yaml
@@ -20,6 +20,8 @@ build:
   number: 0
   string: py{{ PY_VER }}
   preserve_egg_dir: True
+  script_env:
+    - CC=cl # [win]
   script:
     # Force meson-python to use MSVC toolchain instead of m2w64
     - set "MESON_ARGS=--vsenv"

From c74703cb8c1515270a09e5f80b5736b1d913f198 Mon Sep 17 00:00:00 2001
From: baugetfa <fabrice.bauget@cirad.fr>
Date: Wed, 12 Nov 2025 15:00:40 +0100
Subject: [PATCH 12/28] set FC to flang

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

diff --git a/conda/meta.yaml b/conda/meta.yaml
index 9a54e39..1248503 100644
--- a/conda/meta.yaml
+++ b/conda/meta.yaml
@@ -22,6 +22,7 @@ build:
   preserve_egg_dir: True
   script_env:
     - CC=cl # [win]
+    - FC=flang # [win]
   script:
     # Force meson-python to use MSVC toolchain instead of m2w64
     - set "MESON_ARGS=--vsenv"

From b951a24afca5d0d294047b853a14ab1ffc1625b1 Mon Sep 17 00:00:00 2001
From: baugetfa <fabrice.bauget@cirad.fr>
Date: Wed, 12 Nov 2025 15:26:58 +0100
Subject: [PATCH 13/28] set FC to flang 2

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

diff --git a/conda/meta.yaml b/conda/meta.yaml
index 1248503..23f1dee 100644
--- a/conda/meta.yaml
+++ b/conda/meta.yaml
@@ -39,7 +39,7 @@ requirements:
     {% for dep in build_deps %}
     - {{ dep }}
     {% endfor  %}
-    - {{ compiler('fortran') }}  # [not win]
+    - {{ compiler('fortran') }}
     - {{ compiler('c') }}
     - charset-normalizer
   run:

From 17a53ce9b9ece6f19658201c764590ff6ad04ebc Mon Sep 17 00:00:00 2001
From: baugetfa <fabrice.bauget@cirad.fr>
Date: Wed, 12 Nov 2025 15:59:14 +0100
Subject: [PATCH 14/28] WIP

---
 src/openalea/ratp/meson.build | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/openalea/ratp/meson.build b/src/openalea/ratp/meson.build
index 0362fda..ea3f1f5 100644
--- a/src/openalea/ratp/meson.build
+++ b/src/openalea/ratp/meson.build
@@ -50,6 +50,7 @@ py.extension_module('pyratp',
   install : true,
   link_language: 'fortran',
   subdir: 'openalea/ratp',
+  link_args: ['flang'],
 )
 
 python_sources = [

From e749bcbee3eddf0641f4c93e623c4ed09843a298 Mon Sep 17 00:00:00 2001
From: baugetfa <fabrice.bauget@cirad.fr>
Date: Wed, 12 Nov 2025 16:48:33 +0100
Subject: [PATCH 15/28] WIP

---
 conda/meta.yaml               | 2 +-
 src/openalea/ratp/meson.build | 1 -
 2 files changed, 1 insertion(+), 2 deletions(-)

diff --git a/conda/meta.yaml b/conda/meta.yaml
index 23f1dee..7fb843e 100644
--- a/conda/meta.yaml
+++ b/conda/meta.yaml
@@ -22,7 +22,7 @@ build:
   preserve_egg_dir: True
   script_env:
     - CC=cl # [win]
-    - FC=flang # [win]
+    - FC=flang-new # [win]
   script:
     # Force meson-python to use MSVC toolchain instead of m2w64
     - set "MESON_ARGS=--vsenv"
diff --git a/src/openalea/ratp/meson.build b/src/openalea/ratp/meson.build
index ea3f1f5..0362fda 100644
--- a/src/openalea/ratp/meson.build
+++ b/src/openalea/ratp/meson.build
@@ -50,7 +50,6 @@ py.extension_module('pyratp',
   install : true,
   link_language: 'fortran',
   subdir: 'openalea/ratp',
-  link_args: ['flang'],
 )
 
 python_sources = [

From 82ad3111054719c690df839e08641e86fbfba280 Mon Sep 17 00:00:00 2001
From: baugetfa <fabrice.bauget@cirad.fr>
Date: Wed, 12 Nov 2025 17:02:05 +0100
Subject: [PATCH 16/28] WIP

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

diff --git a/conda/meta.yaml b/conda/meta.yaml
index 7fb843e..949e151 100644
--- a/conda/meta.yaml
+++ b/conda/meta.yaml
@@ -22,7 +22,7 @@ build:
   preserve_egg_dir: True
   script_env:
     - CC=cl # [win]
-    - FC=flang-new # [win]
+    - FC=llvm-flang # [win]
   script:
     # Force meson-python to use MSVC toolchain instead of m2w64
     - set "MESON_ARGS=--vsenv"

From 5fad927bd825b3f222eccb2d4dea397b402a5e9c Mon Sep 17 00:00:00 2001
From: baugetfa <fabrice.bauget@cirad.fr>
Date: Wed, 12 Nov 2025 17:36:07 +0100
Subject: [PATCH 17/28] WIP

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

diff --git a/conda/meta.yaml b/conda/meta.yaml
index 949e151..0b5e86e 100644
--- a/conda/meta.yaml
+++ b/conda/meta.yaml
@@ -22,7 +22,7 @@ build:
   preserve_egg_dir: True
   script_env:
     - CC=cl # [win]
-    - FC=llvm-flang # [win]
+    - FC=flang # [win]
   script:
     # Force meson-python to use MSVC toolchain instead of m2w64
     - set "MESON_ARGS=--vsenv"
@@ -42,6 +42,7 @@ requirements:
     - {{ compiler('fortran') }}
     - {{ compiler('c') }}
     - charset-normalizer
+    - llvm-openmp
   run:
     - python
     {% for dep in deps + conda_deps %}

From 9457a93330a24bc90c03c6a5080102317e7fdd44 Mon Sep 17 00:00:00 2001
From: baugetfa <fabrice.bauget@cirad.fr>
Date: Thu, 13 Nov 2025 10:52:18 +0100
Subject: [PATCH 18/28] WIP

---
 conda/meta.yaml | 3 +--
 pyproject.toml  | 2 +-
 2 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/conda/meta.yaml b/conda/meta.yaml
index 0b5e86e..6e8abb1 100644
--- a/conda/meta.yaml
+++ b/conda/meta.yaml
@@ -25,7 +25,7 @@ build:
     - FC=flang # [win]
   script:
     # Force meson-python to use MSVC toolchain instead of m2w64
-    - set "MESON_ARGS=--vsenv"
+    - set "MESON_ARGS=--vsenv -Dfortran_std=none"
     - {{ PYTHON }} -m pip install . --no-deps --ignore-installed --no-build-isolation -vv
 
 requirements:
@@ -42,7 +42,6 @@ requirements:
     - {{ compiler('fortran') }}
     - {{ compiler('c') }}
     - charset-normalizer
-    - llvm-openmp
   run:
     - python
     {% for dep in deps + conda_deps %}
diff --git a/pyproject.toml b/pyproject.toml
index 6cf7998..35f09fd 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ requires = [
     "setuptools",
     "setuptools_scm",
     "meson-python",
-    "numpy", # mandatory for f2py which is distributed with numpy
+    "numpy>2.0.0", # mandatory for f2py which is distributed with numpy
   ]
 #build-backend = "setuptools.build_meta"
 build-backend = "mesonpy"

From ecd1eb3ebfddbfb125c1877adc092dfed8bdcf52 Mon Sep 17 00:00:00 2001
From: baugetfa <fabrice.bauget@cirad.fr>
Date: Thu, 13 Nov 2025 11:28:22 +0100
Subject: [PATCH 19/28] try with full compilers set worked locally

---
 conda/meta.yaml | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/conda/meta.yaml b/conda/meta.yaml
index 6e8abb1..ab6a688 100644
--- a/conda/meta.yaml
+++ b/conda/meta.yaml
@@ -25,7 +25,7 @@ build:
     - FC=flang # [win]
   script:
     # Force meson-python to use MSVC toolchain instead of m2w64
-    - set "MESON_ARGS=--vsenv -Dfortran_std=none"
+    - set "MESON_ARGS=--vsenv"
     - {{ PYTHON }} -m pip install . --no-deps --ignore-installed --no-build-isolation -vv
 
 requirements:
@@ -39,8 +39,7 @@ requirements:
     {% for dep in build_deps %}
     - {{ dep }}
     {% endfor  %}
-    - {{ compiler('fortran') }}
-    - {{ compiler('c') }}
+    - compilers
     - charset-normalizer
   run:
     - python

From 11d4f7af2123eea0a73d68450fd04c824fd22690 Mon Sep 17 00:00:00 2001
From: baugetfa <fabrice.bauget@cirad.fr>
Date: Thu, 13 Nov 2025 12:55:56 +0100
Subject: [PATCH 20/28] forgot a meson arg

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

diff --git a/conda/meta.yaml b/conda/meta.yaml
index ab6a688..0e9756b 100644
--- a/conda/meta.yaml
+++ b/conda/meta.yaml
@@ -25,7 +25,7 @@ build:
     - FC=flang # [win]
   script:
     # Force meson-python to use MSVC toolchain instead of m2w64
-    - set "MESON_ARGS=--vsenv"
+    - set "MESON_ARGS=--vsenv -Dfortran_std=none"
     - {{ PYTHON }} -m pip install . --no-deps --ignore-installed --no-build-isolation -vv
 
 requirements:

From 314c83bb032341a8c005c8e94dcdd6c2f87bf60b Mon Sep 17 00:00:00 2001
From: baugetfa <fabrice.bauget@cirad.fr>
Date: Thu, 13 Nov 2025 14:36:19 +0100
Subject: [PATCH 21/28] moved -Dfortran_std=none to pyproject

---
 conda/meta.yaml | 2 +-
 pyproject.toml  | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/conda/meta.yaml b/conda/meta.yaml
index 0e9756b..ab6a688 100644
--- a/conda/meta.yaml
+++ b/conda/meta.yaml
@@ -25,7 +25,7 @@ build:
     - FC=flang # [win]
   script:
     # Force meson-python to use MSVC toolchain instead of m2w64
-    - set "MESON_ARGS=--vsenv -Dfortran_std=none"
+    - set "MESON_ARGS=--vsenv"
     - {{ PYTHON }} -m pip install . --no-deps --ignore-installed --no-build-isolation -vv
 
 requirements:
diff --git a/pyproject.toml b/pyproject.toml
index 35f09fd..9aefbbb 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -21,7 +21,7 @@ version_scheme = "guess-next-dev"
 local_scheme = "no-local-version"
 
 [tool.meson-python.args]
-setup = ["--vsenv"]
+setup = ['--vsenv', '-Dfortran_std=none']
 
 [project]
 name = "openalea.ratp"

From 424042c237af3b36e52bd5afe97a34f11a5ff266 Mon Sep 17 00:00:00 2001
From: baugetfa <fabrice.bauget@cirad.fr>
Date: Thu, 13 Nov 2025 14:44:57 +0100
Subject: [PATCH 22/28] removed meson_args from meta.yaml that works locally
 with conda-build

---
 conda/meta.yaml | 2 --
 1 file changed, 2 deletions(-)

diff --git a/conda/meta.yaml b/conda/meta.yaml
index ab6a688..76c1886 100644
--- a/conda/meta.yaml
+++ b/conda/meta.yaml
@@ -24,8 +24,6 @@ build:
     - CC=cl # [win]
     - FC=flang # [win]
   script:
-    # Force meson-python to use MSVC toolchain instead of m2w64
-    - set "MESON_ARGS=--vsenv"
     - {{ PYTHON }} -m pip install . --no-deps --ignore-installed --no-build-isolation -vv
 
 requirements:

From eb7fb947cf8b4d31db56ad7f8852799f7dcc1554 Mon Sep 17 00:00:00 2001
From: baugetfa <fabrice.bauget@cirad.fr>
Date: Thu, 13 Nov 2025 16:05:33 +0100
Subject: [PATCH 23/28] added buid sh and bat

---
 conda/bld.bat   | 5 +++++
 conda/build.sh  | 3 +++
 conda/meta.yaml | 5 -----
 pyproject.toml  | 2 +-
 4 files changed, 9 insertions(+), 6 deletions(-)
 create mode 100644 conda/bld.bat
 create mode 100644 conda/build.sh

diff --git a/conda/bld.bat b/conda/bld.bat
new file mode 100644
index 0000000..8a26674
--- /dev/null
+++ b/conda/bld.bat
@@ -0,0 +1,5 @@
+@echo off
+call "%ProgramFiles%\Microsoft Visual Studio\2022\Enterprise\VC\Auxiliary\Build\vcvars64.bat"
+set "CC=cl"
+set "FC=flang-new"
+%python% -m pip install . --no-deps --ignore-installed --no-build-isolation -vv
\ No newline at end of file
diff --git a/conda/build.sh b/conda/build.sh
new file mode 100644
index 0000000..4f56bcd
--- /dev/null
+++ b/conda/build.sh
@@ -0,0 +1,3 @@
+#!/bin/bash
+
+$PYTHON -m pip install . --no-deps --ignore-installed --no-build-isolation -vv
\ No newline at end of file
diff --git a/conda/meta.yaml b/conda/meta.yaml
index 76c1886..49b4859 100644
--- a/conda/meta.yaml
+++ b/conda/meta.yaml
@@ -20,11 +20,6 @@ build:
   number: 0
   string: py{{ PY_VER }}
   preserve_egg_dir: True
-  script_env:
-    - CC=cl # [win]
-    - FC=flang # [win]
-  script:
-    - {{ PYTHON }} -m pip install . --no-deps --ignore-installed --no-build-isolation -vv
 
 requirements:
   host:
diff --git a/pyproject.toml b/pyproject.toml
index 9aefbbb..6c905ce 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -21,7 +21,7 @@ version_scheme = "guess-next-dev"
 local_scheme = "no-local-version"
 
 [tool.meson-python.args]
-setup = ['--vsenv', '-Dfortran_std=none']
+setup = ['-Dfortran_std=none']
 
 [project]
 name = "openalea.ratp"

From bc2ba0328154de772b325f8b0a6ee1ec4fa75632 Mon Sep 17 00:00:00 2001
From: baugetfa <fabrice.bauget@cirad.fr>
Date: Thu, 13 Nov 2025 16:24:54 +0100
Subject: [PATCH 24/28] changed compilers to fortran-compiler

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

diff --git a/conda/meta.yaml b/conda/meta.yaml
index 49b4859..ea0010b 100644
--- a/conda/meta.yaml
+++ b/conda/meta.yaml
@@ -32,7 +32,8 @@ requirements:
     {% for dep in build_deps %}
     - {{ dep }}
     {% endfor  %}
-    - compilers
+    - fortran-compiler
+    - - {{ compiler('c') }}
     - charset-normalizer
   run:
     - python

From e3074b368c5c3051fefcf03bd3e545dfceee4634 Mon Sep 17 00:00:00 2001
From: baugetfa <fabrice.bauget@cirad.fr>
Date: Thu, 13 Nov 2025 16:25:26 +0100
Subject: [PATCH 25/28] changed compilers to fortran-compiler

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

diff --git a/conda/meta.yaml b/conda/meta.yaml
index ea0010b..7ba290a 100644
--- a/conda/meta.yaml
+++ b/conda/meta.yaml
@@ -33,7 +33,7 @@ requirements:
     - {{ dep }}
     {% endfor  %}
     - fortran-compiler
-    - - {{ compiler('c') }}
+    - {{ compiler('c') }}
     - charset-normalizer
   run:
     - python

From 353c271e5464e900b3c7145c473729806a74b1e1 Mon Sep 17 00:00:00 2001
From: baugetfa <fabrice.bauget@cirad.fr>
Date: Thu, 13 Nov 2025 16:33:25 +0100
Subject: [PATCH 26/28] back to compilers with MESON_RSP_THRESHOLD

---
 conda/bld.bat   | 1 +
 conda/meta.yaml | 3 +--
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/conda/bld.bat b/conda/bld.bat
index 8a26674..eb0ab33 100644
--- a/conda/bld.bat
+++ b/conda/bld.bat
@@ -2,4 +2,5 @@
 call "%ProgramFiles%\Microsoft Visual Studio\2022\Enterprise\VC\Auxiliary\Build\vcvars64.bat"
 set "CC=cl"
 set "FC=flang-new"
+set "MESON_RSP_THRESHOLD=320000"
 %python% -m pip install . --no-deps --ignore-installed --no-build-isolation -vv
\ No newline at end of file
diff --git a/conda/meta.yaml b/conda/meta.yaml
index 7ba290a..49b4859 100644
--- a/conda/meta.yaml
+++ b/conda/meta.yaml
@@ -32,8 +32,7 @@ requirements:
     {% for dep in build_deps %}
     - {{ dep }}
     {% endfor  %}
-    - fortran-compiler
-    - {{ compiler('c') }}
+    - compilers
     - charset-normalizer
   run:
     - python

From b7a120fa841bd696fb34d237b6e170d42d391749 Mon Sep 17 00:00:00 2001
From: baugetfa <fabrice.bauget@cirad.fr>
Date: Fri, 14 Nov 2025 11:15:20 +0100
Subject: [PATCH 27/28] tryied without compilers

---
 conda/meta.yaml | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/conda/meta.yaml b/conda/meta.yaml
index 49b4859..83976f1 100644
--- a/conda/meta.yaml
+++ b/conda/meta.yaml
@@ -32,7 +32,13 @@ requirements:
     {% for dep in build_deps %}
     - {{ dep }}
     {% endfor  %}
-    - compilers
+    - {{ compiler('c' }}
+    - flang
+    - libflang
+    - libllvm19
+    - lld
+    - llvm-tools
+    - vs2022_win-64
     - charset-normalizer
   run:
     - python

From d8f6f736d45faeeb721fedb923b756b662e4c709 Mon Sep 17 00:00:00 2001
From: baugetfa <fabrice.bauget@cirad.fr>
Date: Mon, 17 Nov 2025 10:23:38 +0100
Subject: [PATCH 28/28] [no ci] revert

---
 conda/meta.yaml | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/conda/meta.yaml b/conda/meta.yaml
index 83976f1..49b4859 100644
--- a/conda/meta.yaml
+++ b/conda/meta.yaml
@@ -32,13 +32,7 @@ requirements:
     {% for dep in build_deps %}
     - {{ dep }}
     {% endfor  %}
-    - {{ compiler('c' }}
-    - flang
-    - libflang
-    - libllvm19
-    - lld
-    - llvm-tools
-    - vs2022_win-64
+    - compilers
     - charset-normalizer
   run:
     - python