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Diffstat (limited to 'docs/markdown/snippets')
| -rw-r--r-- | docs/markdown/snippets/dependency_get_variable_method.md | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/docs/markdown/snippets/dependency_get_variable_method.md b/docs/markdown/snippets/dependency_get_variable_method.md new file mode 100644 index 0000000..aaeac9c --- /dev/null +++ b/docs/markdown/snippets/dependency_get_variable_method.md @@ -0,0 +1,17 @@ +## Dependency objects now have a get_variable method + +This is a generic replacement for type specific variable getters such as +`ConfigToolDependency.get_configtool_variable` and +`PkgConfigDependency.get_pkgconfig_variable`, and is the only way to query +such variables from cmake dependencies. + +This method allows you to get variables without knowing the kind of +dependency you have. + +```meson +dep = dependency('could_be_cmake_or_pkgconfig') +# cmake returns 'YES', pkg-config returns 'ON' +if ['YES', 'ON'].contains(dep.get_variable(pkg-config : 'var-name', cmake : 'COP_VAR_NAME', default_value : 'NO')) + error('Cannot build your project when dep is built with var-name support') +endif +``` |