diff options
Diffstat (limited to 'import-layers/yocto-poky/bitbake/doc/bitbake-user-manual/bitbake-user-manual-hello.xml')
| -rw-r--r-- | import-layers/yocto-poky/bitbake/doc/bitbake-user-manual/bitbake-user-manual-hello.xml | 60 |
1 files changed, 39 insertions, 21 deletions
diff --git a/import-layers/yocto-poky/bitbake/doc/bitbake-user-manual/bitbake-user-manual-hello.xml b/import-layers/yocto-poky/bitbake/doc/bitbake-user-manual/bitbake-user-manual-hello.xml index 9253eaf9d..9076f0fcd 100644 --- a/import-layers/yocto-poky/bitbake/doc/bitbake-user-manual/bitbake-user-manual-hello.xml +++ b/import-layers/yocto-poky/bitbake/doc/bitbake-user-manual/bitbake-user-manual-hello.xml @@ -260,7 +260,7 @@ files. For this example, you need to create the file in your project directory and define some key BitBake variables. - For more information on the <filename>bitbake.conf</filename>, + For more information on the <filename>bitbake.conf</filename> file, see <ulink url='http://git.openembedded.org/bitbake/tree/conf/bitbake.conf'></ulink>. </para> @@ -273,14 +273,32 @@ 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 + that BitBake uses for build output and intermediate files other than the cached information used by the <link linkend='setscene'>Setscene</link> process. Here, the <filename>TMPDIR</filename> directory is set to @@ -300,19 +318,19 @@ file exists, you can run the <filename>bitbake</filename> command again: <literallayout class='monospaced'> -$ bitbake -ERROR: Traceback (most recent call last): - File "/home/scott-lenovo/bitbake/lib/bb/cookerdata.py", line 163, in wrapped - return func(fn, *args) - File "/home/scott-lenovo/bitbake/lib/bb/cookerdata.py", line 177, in _inherit - bb.parse.BBHandler.inherit(bbclass, "configuration INHERITs", 0, data) - File "/home/scott-lenovo/bitbake/lib/bb/parse/parse_py/BBHandler.py", line 92, in inherit - include(fn, file, lineno, d, "inherit") - File "/home/scott-lenovo/bitbake/lib/bb/parse/parse_py/ConfHandler.py", line 100, in include - raise ParseError("Could not %(error_out)s file %(fn)s" % vars(), oldfn, lineno) -ParseError: ParseError in configuration INHERITs: Could not inherit file classes/base.bbclass + $ bitbake + ERROR: Traceback (most recent call last): + File "/home/scott-lenovo/bitbake/lib/bb/cookerdata.py", line 163, in wrapped + return func(fn, *args) + File "/home/scott-lenovo/bitbake/lib/bb/cookerdata.py", line 177, in _inherit + bb.parse.BBHandler.inherit(bbclass, "configuration INHERITs", 0, data) + File "/home/scott-lenovo/bitbake/lib/bb/parse/parse_py/BBHandler.py", line 92, in inherit + include(fn, file, lineno, d, "inherit") + File "/home/scott-lenovo/bitbake/lib/bb/parse/parse_py/ConfHandler.py", line 100, in include + raise ParseError("Could not %(error_out)s file %(fn)s" % vars(), oldfn, lineno) + ParseError: ParseError in configuration INHERITs: Could not inherit file classes/base.bbclass -ERROR: Unable to parse base: ParseError in configuration INHERITs: Could not inherit file classes/base.bbclass + ERROR: Unable to parse base: ParseError in configuration INHERITs: Could not inherit file classes/base.bbclass </literallayout> In the sample output, BitBake could not find the <filename>classes/base.bbclass</filename> file. @@ -365,10 +383,10 @@ ERROR: Unable to parse base: ParseError in configuration INHERITs: Could not inh code separate from the general metadata used by BitBake. Thus, this example creates and uses a layer called "mylayer". <note> - You can find additional information on layers at - <ulink url='http://www.yoctoproject.org/docs/2.3/bitbake-user-manual/bitbake-user-manual.html#layers'></ulink>. - </note> - </para> + You can find additional information on layers in the + "<link linkend='layers'>Layers</link>" section. + </note></para> + <para>Minimally, you need a recipe file and a layer configuration file in your layer. The configuration file needs to be in the <filename>conf</filename> |
