diff options
| -rw-r--r-- | doc/bitbake-user-manual/bitbake-user-manual-hello.xml | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/doc/bitbake-user-manual/bitbake-user-manual-hello.xml b/doc/bitbake-user-manual/bitbake-user-manual-hello.xml index 28891cb91..36aa810c4 100644 --- a/doc/bitbake-user-manual/bitbake-user-manual-hello.xml +++ b/doc/bitbake-user-manual/bitbake-user-manual-hello.xml @@ -273,12 +273,30 @@ some editor to create the <filename>bitbake.conf</filename> so that it contains the following: <literallayout class='monospaced'> + <link linkend='var-PN'>PN</link> = "${@bb.parse.BBHandler.vars_from_file(d.getVar('FILE', False),d)[0] or 'defaultpkgname'}" + </literallayout> + <literallayout class='monospaced'> TMPDIR = "${<link linkend='var-TOPDIR'>TOPDIR</link>}/tmp" <link linkend='var-CACHE'>CACHE</link> = "${TMPDIR}/cache" - <link linkend='var-STAMP'>STAMP</link> = "${TMPDIR}/stamps" - <link linkend='var-T'>T</link> = "${TMPDIR}/work" - <link linkend='var-B'>B</link> = "${TMPDIR}" + <link linkend='var-STAMP'>STAMP</link> = "${TMPDIR}/${PN}/stamps" + <link linkend='var-T'>T</link> = "${TMPDIR}/${PN}/work" + <link linkend='var-B'>B</link> = "${TMPDIR}/${PN}" </literallayout> + <note> + Without a value for <filename>PN</filename>, the + variables <filename>STAMP</filename>, + <filename>T</filename>, and <filename>B</filename>, + prevent more than one recipe from working. You can fix + this by either setting <filename>PN</filename> to have + a value similar to what OpenEmbedded and BitBake use + in the default <filename>bitbake.conf</filename> file + (see previous example). Or, by manually updating each + recipe to set <filename>PN</filename>. You will also + need to include <filename>PN</filename> as part of the + <filename>STAMP</filename>, <filename>T</filename>, and + <filename>B</filename> variable definitions in the + <filename>local.conf</filename> file. + </note> The <filename>TMPDIR</filename> variable establishes a directory that BitBake uses for build output and intermediate files (other than the cached information used by the |