project.ci: use same variable names for all CIs

Using different ones was quite weird to begin with.

5 files changed, 17 insertions, 37 deletions

diff --git a/.github/workflows/ci_appveyor.yml b/.github/workflows/ci_appveyor.yml
index da12953..f27f43b 100644
--- a/.github/workflows/ci_appveyor.yml
+++ b/.github/workflows/ci_appveyor.yml
@@ -30,7 +30,7 @@ jobs:
       APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2019
       PLATFORM: '${{ matrix.platform }}'
       CONFIGURATION: '${{ matrix.configuration }}'
-      boost_version: 1.72.0
+      BOOST_VERSION: 1.72.0
 
     defaults:
       run:
diff --git a/.github/workflows/ci_github.yml b/.github/workflows/ci_github.yml
index 91b1c96..897e37e 100644
--- a/.github/workflows/ci_github.yml
+++ b/.github/workflows/ci_github.yml
@@ -27,10 +27,10 @@ jobs:
     name: '${{ matrix.os }} / ${{ matrix.toolset }} / ${{ matrix.configuration }}'
 
     env:
-      toolset: '${{ matrix.toolset }}'
-      platform: x64
-      configuration: '${{ matrix.configuration }}'
-      boost_version: 1.72.0
+      TOOLSET: '${{ matrix.toolset }}'
+      PLATFORM: x64
+      CONFIGURATION: '${{ matrix.configuration }}'
+      BOOST_VERSION: 1.72.0
 
     defaults:
       run:
diff --git a/.github/workflows/ci_travis.yml b/.github/workflows/ci_travis.yml
index c585f57..3ee4550 100644
--- a/.github/workflows/ci_travis.yml
+++ b/.github/workflows/ci_travis.yml
@@ -25,9 +25,9 @@ jobs:
       # https://docs.travis-ci.com/user/environment-variables/#default-environment-variables
       TRAVIS: 'true'
       TRAVIS_BUILD_DIR: '${{ github.workspace }}/examples/boost'
-      platform: x64
-      configuration: '${{ matrix.configuration }}'
-      boost_version: 1.72.0
+      PLATFORM: x64
+      CONFIGURATION: '${{ matrix.configuration }}'
+      BOOST_VERSION: 1.72.0
 
     defaults:
       run:
diff --git a/README.md b/README.md
index d8b4b10..23e100f 100644
--- a/README.md
+++ b/README.md
@@ -89,10 +89,10 @@ parameters from environment variables.
 
 |                   | Travis                               | AppVeyor                                   | GitHub Actions
 | ----------------- | ------------------------------------ | ------------------------------------------ | ------------------------------------
-| `--toolset`       | `$toolset`                           | `%toolset%`                                | `$toolset`
-| `--platform`      | `$platform`                          | `%PLATFORM%`                               | `$platform`
-| `--configuration` | `$configuration`                     | `%CONFIGURATION%`                          | `$configuration`
-| Boost version     | `$boost_version`                     | `%boost_version%`                          | `$boost_version`
+| `--toolset`       | `$TOOLSET`                           | `%TOOLSET%`                                | `$TOOLSET`
+| `--platform`      | `$PLATFORM`                          | `%PLATFORM%`                               | `$PLATFORM`
+| `--configuration` | `$CONFIGURATION`                     | `%CONFIGURATION%`                          | `$CONFIGURATION`
+| Boost version     | `$BOOST_VERSION`                     | `%BOOST_VERSION%`                          | `$BOOST_VERSION`
 | Boost path        | `$TRAVIS_BUILD_DIR/../build/boost`   | `%APPVEYOR_BUILD_FOLDER%\..\build\boost`   | `$GITHUB_WORKSPACE/../build/boost`
 | Build path        | `$TRAVIS_BUILD_DIR/../build/cmake`   | `%APPVEYOR_BUILD_FOLDER%\..\build\cmake`   | `$GITHUB_WORKSPACE/../build/cmake`
 | Install path      | `$TRAVIS_BUILD_DIR/../build/install` | `%APPVEYOR_BUILD_FOLDER%\..\build\install` | `$GITHUB_WORKSPACE/../build/install`
diff --git a/project/ci/dirs.py b/project/ci/dirs.py
index 6513455..b743380 100644
--- a/project/ci/dirs.py
+++ b/project/ci/dirs.py
@@ -40,17 +40,15 @@ class Dirs(abc.ABC):
         pass
 
     def get_toolset(self):
-        if 'toolset' in os.environ:
-            return ToolchainType.parse(os.environ['toolset'])
+        if 'TOOLSET' in os.environ:
+            return ToolchainType.parse(os.environ['TOOLSET'])
         return None
 
-    @abc.abstractmethod
     def get_platform(self):
-        pass
+        return Platform.parse(env('PLATFORM'))
 
-    @abc.abstractmethod
     def get_configuration(self):
-        pass
+        return Configuration.parse(env('CONFIGURATION'))
 
     @abc.abstractmethod
     def get_src_dir(self):
@@ -64,7 +62,7 @@ class Dirs(abc.ABC):
         pass
 
     def get_boost_version(self):
-        return Version.from_string(env('boost_version'))
+        return Version.from_string(env('BOOST_VERSION'))
 
     def get_boost_dir(self):
         return os.path.join(self.get_build_dir(), 'boost')
@@ -110,12 +108,6 @@ class Travis(Dirs):
     def this_one(self):
         return 'TRAVIS' in os.environ
 
-    def get_platform(self):
-        return Platform.parse(env('platform'))
-
-    def get_configuration(self):
-        return Configuration.parse(env('configuration'))
-
     def get_src_dir(self):
         return env('TRAVIS_BUILD_DIR')
 
@@ -136,12 +128,6 @@ class AppVeyor(Dirs):
     def this_one(self):
         return 'APPVEYOR' in os.environ
 
-    def get_platform(self):
-        return Platform.parse(env('PLATFORM'))
-
-    def get_configuration(self):
-        return Configuration.parse(env('CONFIGURATION'))
-
     def get_src_dir(self):
         return env('APPVEYOR_BUILD_FOLDER')
 
@@ -160,12 +146,6 @@ class GitHub(Dirs):
     def this_one(self):
         return 'GITHUB_ACTIONS' in os.environ
 
-    def get_platform(self):
-        return Platform.parse(env('platform'))
-
-    def get_configuration(self):
-        return Configuration.parse(env('configuration'))
-
     def get_src_dir(self):
         return env('GITHUB_WORKSPACE')