From d1473bfde7f4206ef76647d1c20f1676c6d1b64c Mon Sep 17 00:00:00 2001
From: Mateusz Pusz <mateusz.pusz@gmail.com>
Date: Thu, 29 Apr 2021 11:24:52 +0200
Subject: [PATCH] ci: fixed setting Ninja as a default generator for Conan

---
 .github/workflows/ci-test-package-cmake.yml | 1 +
 .github/workflows/codeql-analysis.yml       | 2 ++
 .github/workflows/documentation.yml         | 1 +
 conanfile.py                                | 2 +-
 docs/usage.rst                              | 1 -
 5 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/ci-test-package-cmake.yml b/.github/workflows/ci-test-package-cmake.yml
index ea9f6696..69b7f06f 100644
--- a/.github/workflows/ci-test-package-cmake.yml
+++ b/.github/workflows/ci-test-package-cmake.yml
@@ -84,6 +84,7 @@ jobs:
       CC: ${{ matrix.config.compiler.cc }}
       CXX: ${{ matrix.config.compiler.cxx }}
       CMAKE_GENERATOR: Ninja
+      CONAN_CMAKE_GENERATOR: Ninja
 
     steps:
       - uses: actions/checkout@v2
diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 478d0435..0e3c43f6 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -80,6 +80,8 @@ jobs:
         python-version: '3.8'
     - name: Conan build
       if: matrix.language == 'cpp'
+      env:
+        CONAN_CMAKE_GENERATOR: Ninja
       run: |
         pip install -U conan
         conan config init
diff --git a/.github/workflows/documentation.yml b/.github/workflows/documentation.yml
index 1229e983..fdefe755 100644
--- a/.github/workflows/documentation.yml
+++ b/.github/workflows/documentation.yml
@@ -40,6 +40,7 @@ env:
   CC: gcc-10
   CXX: g++-10
   CMAKE_GENERATOR: Ninja
+  CONAN_CMAKE_GENERATOR: Ninja
 
 jobs:
   docs:
diff --git a/conanfile.py b/conanfile.py
index 832ed641..d3d37125 100644
--- a/conanfile.py
+++ b/conanfile.py
@@ -102,7 +102,7 @@ class UnitsConan(ConanFile):
     #         del self.options.build_docs
 
     def generate(self):
-        tc = CMakeToolchain(self)
+        tc = CMakeToolchain(self, generator=os.getenv("CONAN_CMAKE_GENERATOR"))
         tc.variables["UNITS_DOWNCAST_MODE"] = str(self.options.downcast_mode).upper()
         # if self._run_tests:  # TODO Enable this when environment is supported in the Conan toolchain
         tc.variables["UNITS_BUILD_DOCS"] = self.options.build_docs
diff --git a/docs/usage.rst b/docs/usage.rst
index e074f941..24fe91ca 100644
--- a/docs/usage.rst
+++ b/docs/usage.rst
@@ -92,7 +92,6 @@ in *~/.conan/profiles* directory. An example profile can look as follows:
     [env]
     CC=/usr/bin/gcc-10
     CXX=/usr/bin/g++-10
-    CONAN_CMAKE_GENERATOR=Ninja
 
 .. tip::