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-rw-r--r--docs/markdown/Wrap-dependency-system-manual.md6
-rw-r--r--docs/markdown/snippets/meson_home.md7
2 files changed, 13 insertions, 0 deletions
diff --git a/docs/markdown/Wrap-dependency-system-manual.md b/docs/markdown/Wrap-dependency-system-manual.md
index c8b91d5..3aeea14 100644
--- a/docs/markdown/Wrap-dependency-system-manual.md
+++ b/docs/markdown/Wrap-dependency-system-manual.md
@@ -109,6 +109,12 @@ project's `subprojects/packagecache` directory, it will be used instead
of downloading the file, even if `--wrap-mode` option is set to
`nodownload`. The file's hash will be checked.
+Since *1.3.0* if the `MESON_PACKAGE_CACHE_DIR` environment variable is set, it is used instead of
+the project's `subprojects/packagecache`. This allows sharing the cache across multiple
+projects. In addition it can contain an already extracted source tree as long as it
+has the same directory name as the `directory` field in the wrap file. In that
+case, the directory will be copied into `subprojects/` before applying patches.
+
### Specific to VCS-based wraps
- `url` - name of the wrap-git repository to clone. Required.
- `revision` - name of the revision to checkout. Must be either: a
diff --git a/docs/markdown/snippets/meson_home.md b/docs/markdown/snippets/meson_home.md
new file mode 100644
index 0000000..2d656fc
--- /dev/null
+++ b/docs/markdown/snippets/meson_home.md
@@ -0,0 +1,7 @@
+## New environment variable `MESON_PACKAGE_CACHE_DIR`
+
+If the `MESON_PACKAGE_CACHE_DIR` environment variable is set, it is used instead of the
+project's `subprojects/packagecache`. This allows sharing the cache across multiple
+projects. In addition it can contain an already extracted source tree as long as it
+has the same directory name as the `directory` field in the wrap file. In that
+case, the directory will be copied into `subprojects/` before applying patches.