1

设置

1. NATIVELSBSTRING
2. ORIGNATIVELSBSTRING
3. BB_VERSION

  231     if isinstance(e, bb.event.ConfigParsed):
  232     ¦   if not d.getVar("NATIVELSBSTRING", False):
  233     ¦   ¦   d.setVar("NATIVELSBSTRING", lsb_distro_identifier(d))
  234     ¦   d.setVar("ORIGNATIVELSBSTRING", d.getVar("NATIVELSBSTRING", False))
  235     ¦   d.setVar('BB_VERSION', bb.__version__)

 4420 # $NATIVELSBSTRING [3 operations]                                                                                                                                                                               
 4421 #   set /home/zhangsong/work/about_yocto/sources/poky/meta/conf/documentation.conf:295
 4422 #     [doc] "A string identifying the host distribution."
 4423 #   set base.bbclass:233 [defaultbase_eventhandler]
 4424 #     "ubuntu-20.04"
 4425 #   set uninative.bbclass:135 [enable_uninative]
 4426 #     "universal"
 4427 # pre-expansion value:
 4428 #   "universal"
 4429 NATIVELSBSTRING="universal"

 4596 # $ORIGNATIVELSBSTRING 
 4597 #   set base.bbclass:234 [defaultbase_eventhandler]
 4598 #     "ubuntu-20.04"
 4599 ORIGNATIVELSBSTRING="ubuntu-20.04"

2

host tools 处理。

>>121 def setup_hosttools_dir(dest, toolsvar, d, fatal=True):
  122     tools = d.getVar(toolsvar).split()
  123     origbbenv = d.getVar("BB_ORIGENV", False)
  124     path = origbbenv.getVar("PATH")
  125     bb.utils.mkdirhier(dest)
  126     notfound = []
  127     for tool in tools:
  128     ¦   desttool = os.path.join(dest, tool)
  129     ¦   if not os.path.exists(desttool):
  130     ¦   ¦   # clean up dead symlink
  131     ¦   ¦   if os.path.islink(desttool):
  132     ¦   ¦   ¦   os.unlink(desttool)
  133     ¦   ¦   srctool = bb.utils.which(path, tool, executable=True)
  134     ¦   ¦   # gcc/g++ may link to ccache on some hosts, e.g.,
  135     ¦   ¦   # /usr/local/bin/ccache/gcc -> /usr/bin/ccache, then which(gcc)
  136     ¦   ¦   # would return /usr/local/bin/ccache/gcc, but what we need is                                                                                                                                       
  137     ¦   ¦   # /usr/bin/gcc, this code can check and fix that.
  138     ¦   ¦   if "ccache" in srctool:
>>139     ¦   ¦   ¦   srctool = bb.utils.which(path, tool, executable=True, direction=1)
  140     ¦   ¦   if srctool:
  141     ¦   ¦   ¦   os.symlink(srctool, desttool)
  142     ¦   ¦   else:
  143     ¦   ¦   ¦   notfound.append(tool)
  144 
  145     if notfound and fatal:
>>146     ¦   bb.fatal("The following required tools (as specified by HOSTTOOLS) appear to be unavailable in PATH, please install them in order to proceed:\n  %s" % " ".join(notfound))
***************************************************************************************

 3182 # $HOSTTOOLS [3 operations]
 3183 #   append /home/zhangsong/work/about_yocto/sources/meta-kylinos-bin/conf/layer.conf:27
 3184 #     "xz"
 3185 #   append /home/zhangsong/work/about_yocto/sources/poky/meta/conf/bitbake.conf:496
 3186 #     "     [ ar as awk basename bash bzip2 cat chgrp chmod chown chrpath cmp comm cp cpio     cpp cut date dd diff diffstat dirname du echo egrep env expand expr false     fgrep file find flock g++ gawk gcc
 3187 #   append /home/zhangsong/work/about_yocto/sources/poky/meta/conf/bitbake.conf:499
 3188 #     "${@'ip ping ps scp ssh stty' if (bb.utils.contains_any('IMAGE_CLASSES', 'testimage testsdk', True, False, d) or any(x in (d.getVar("BBINCLUDED") or "") for x in ["testimage.bbclass", "testsdk.bbclass"]
 3189 # pre-expansion value:
 3190 #   " xz      [ ar as awk basename bash bzip2 cat chgrp chmod chown chrpath cmp comm cp cpio     cpp cut date dd diff diffstat dirname du echo egrep env expand expr false     fgrep file find flock g++ gawk gc
 3191 HOSTTOOLS=" xz      [ ar as awk basename bash bzip2 cat chgrp chmod chown chrpath cmp comm cp cpio     cpp cut date dd diff diffstat dirname du echo egrep env expand expr false     fgrep file find flock g++ g
 3192 #
 3193 # $HOSTTOOLS_DIR
 3194 #   set /home/zhangsong/work/about_yocto/sources/poky/meta/conf/bitbake.conf:483
 3195 #     "${TMPDIR}/hosttools"
 3196 HOSTTOOLS_DIR="/home/zhangsong/work/about_yocto/build_dir/build_kylin/tmp/hosttools"
 3197 #   
 3198 # $HOSTTOOLS_NONFATAL [5 operations]
 3199 #   append /home/zhangsong/work/about_yocto/sources/poky/meta/conf/bitbake.conf:502
 3200 #     "aws gcc-ar gpg ld.bfd ld.gold nc pigz sftp socat ssh sudo"
 3201 #   append /home/zhangsong/work/about_yocto/sources/poky/meta/conf/bitbake.conf:505
 3202 #     "join nl size yes zcat"
 3203 #   append /home/zhangsong/work/about_yocto/sources/poky/meta/conf/bitbake.conf:508
 3204 #     "bzr"
 3205 #   append /home/zhangsong/work/about_yocto/sources/poky/meta/conf/bitbake.conf:511
 3206 #     "scp"
 3207 #   append /home/zhangsong/work/about_yocto/sources/poky/meta/conf/bitbake.conf:514
 3208 #     "git-lfs"
 3209 # pre-expansion value:
 3210 #   " aws gcc-ar gpg ld.bfd ld.gold nc pigz sftp socat ssh sudo join nl size yes zcat bzr scp git-lfs"
 3211 HOSTTOOLS_NONFATAL=" aws gcc-ar gpg ld.bfd ld.gold nc pigz sftp socat ssh sudo join nl size yes zcat bzr scp git-lfs"

  240     if isinstance(e, bb.event.ConfigParsed) or \
>>241     ¦   ¦   (isinstance(e, bb.event.BuildStarted) and not os.path.exists(d.getVar('HOSTTOOLS_DIR'))):
  242     ¦   # Works with t setup_hosttools_dir(dest, toolsvar, d, fatal=True) re
  243     ¦   setup_hosttools_dir(d.getVar('HOSTTOOLS_DIR'), 'HOSTTOOLS', d)                                                                                                                                          
>>244     ¦   setup_hosttools_dir(d.getVar('HOSTTOOLS_DIR'), 'HOSTTOOLS_NONFATAL', d, fatal=False)