From 46d6915b6f781b15c461359f3155ab6708fc59eb Mon Sep 17 00:00:00 2001
From: Christoph Alt <christoph.alt@fau.de>
Date: Fri, 14 Feb 2025 12:07:20 +0100
Subject: [PATCH] Added a bit of documentation and deactivate
CODEGEN_PRIVATE_VENV if python_interpreter is set
---
src/pystencilssfg/cmake/FindPystencilsSfg.cmake | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/src/pystencilssfg/cmake/FindPystencilsSfg.cmake b/src/pystencilssfg/cmake/FindPystencilsSfg.cmake
index f76fe66..8790c9d 100644
--- a/src/pystencilssfg/cmake/FindPystencilsSfg.cmake
+++ b/src/pystencilssfg/cmake/FindPystencilsSfg.cmake
@@ -3,6 +3,9 @@ Find-Module for pystencils-sfg.
# Setting the Python interpreter
+If the cache CODEGEN_PRIVATE_VENV is true, it will try to create to a own python venv and install the requirements from `CODEGEN_VENV_REQUIREMENTS`.
+If this file does not exists it will download pystencilssfg and pystencils from `PystencilsSfg_URL` and `Pystencils_URL`
+
If the cache entry PystencilsSfg_PYTHON_INTERPRETER is set, e.g. via the commandline
(`-DPystencilsSfg_PYTHON_INTERPRETER=<...>`), its value be taken as the Python interpreter
used to find and run pystencils-sfg.
@@ -14,11 +17,15 @@ If none of these is set, a Python interpreter will be selected using the `FindPy
#]]
-set(
- CODEGEN_PRIVATE_VENV ON
+set(CODEGEN_PRIVATE_VENV ON
CACHE BOOL
"Create a private virtual Python environment inside the build tree for code generation"
)
+if (DEFINED CACHE{PystencilsSfg_PYTHON_INTERPRETER})
+ set( CODEGEN_PRIVATE_VENV OFF)
+elseif(DEFINED PystencilsSfg_PYTHON_PATH)
+ set( CODEGEN_PRIVATE_VENV OFF)
+endif()
if(NOT DEFINED CACHE{PystencilsSfg_PYTHON_INTERPRETER})
# The Python interpreter cache variable is not set externally, so...
--
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