diff options
Diffstat (limited to 'docs/markdown')
| -rw-r--r-- | docs/markdown/Reference-manual.md | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/docs/markdown/Reference-manual.md b/docs/markdown/Reference-manual.md index e6aa9d3..4be06c4 100644 --- a/docs/markdown/Reference-manual.md +++ b/docs/markdown/Reference-manual.md @@ -316,6 +316,13 @@ otherwise. This function supports the following keyword arguments: You can also specify multiple restrictions by passing a list to this keyword argument, such as: `['>=3.14.0', '<=4.1.0']`. +If dependency_name is '', the dependency is always not found. So with +`required: false`, this always returns a dependency object for which the +`found()` method returns `false`, and which can be passed like any other +dependency to the `dependencies:` keyword argument of a `build_target`. This +can be used to implement a dependency which is sometimes not required e.g. in +some branches of a conditional. + The returned object also has methods that are documented in the [object methods section](#dependency-object) below. @@ -436,10 +443,7 @@ be passed to [shared and static libraries](#library). The list of `sources`, `objects`, and `dependencies` is always flattened, which means you can freely nest and add lists while -creating the final list. As a corollary, the best way to handle a -'disabled dependency' is by assigning an empty list `[]` to it and -passing it like any other dependency to the `dependencies:` keyword -argument. +creating the final list. The returned object also has methods that are documented in the [object methods section](#build-target-object) below. |