diff options
Diffstat (limited to 'documentation/ref-manual/closer-look.xml')
-rw-r--r-- | documentation/ref-manual/closer-look.xml | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/documentation/ref-manual/closer-look.xml b/documentation/ref-manual/closer-look.xml index 7546215ae6..f0ed967228 100644 --- a/documentation/ref-manual/closer-look.xml +++ b/documentation/ref-manual/closer-look.xml | |||
@@ -713,8 +713,19 @@ | |||
713 | <link linkend='ref-tasks-fetch'><filename>do_fetch</filename></link> | 713 | <link linkend='ref-tasks-fetch'><filename>do_fetch</filename></link> |
714 | and | 714 | and |
715 | <link linkend='ref-tasks-unpack'><filename>do_unpack</filename></link> | 715 | <link linkend='ref-tasks-unpack'><filename>do_unpack</filename></link> |
716 | tasks fetch the source files | 716 | tasks fetch the source files and unpack them into the work |
717 | and unpack them into the work directory. | 717 | directory. |
718 | <note> | ||
719 | For every local file (e.g. <filename>file://</filename>) | ||
720 | that is part of a recipe's | ||
721 | <link linkend='var-SRC_URI'><filename>SRC_URI</filename></link> | ||
722 | statement, the OpenEmbedded build system takes a checksum | ||
723 | of the file for the recipe and inserts the checksum into | ||
724 | the signature for the <filename>do_fetch</filename>. | ||
725 | If any local file has been modified, the | ||
726 | <filename>do_fetch</filename> task and all tasks that | ||
727 | depend on it are re-executed. | ||
728 | </note> | ||
718 | By default, everything is accomplished in the | 729 | By default, everything is accomplished in the |
719 | <ulink url='&YOCTO_DOCS_DEV_URL;#build-directory'>Build Directory</ulink>, | 730 | <ulink url='&YOCTO_DOCS_DEV_URL;#build-directory'>Build Directory</ulink>, |
720 | which has a defined structure. | 731 | which has a defined structure. |