[oe-commits] Paul Eggleton : scripts/bitbake: add/fix some comments
git at git.openembedded.org
git at git.openembedded.org
Sat Mar 31 17:03:48 UTC 2012
Module: openembedded-core.git
Branch: master
Commit: aa946e1d054d3a0b7097339e0fb74ee60bd94a78
URL: http://git.openembedded.org/?p=openembedded-core.git&a=commit;h=aa946e1d054d3a0b7097339e0fb74ee60bd94a78
Author: Paul Eggleton <paul.eggleton at linux.intel.com>
Date: Mon Mar 26 13:56:26 2012 +0100
scripts/bitbake: add/fix some comments
Add some comments explaining what this script does, fix one grammatical
error in a comment and make the tar-replacement-native comment give the
full reason why it is needed.
Signed-off-by: Paul Eggleton <paul.eggleton at linux.intel.com>
---
scripts/bitbake | 16 +++++++++++++---
1 files changed, 13 insertions(+), 3 deletions(-)
diff --git a/scripts/bitbake b/scripts/bitbake
index 0431d95..3772d82 100755
--- a/scripts/bitbake
+++ b/scripts/bitbake
@@ -1,10 +1,20 @@
#!/bin/sh
+# This is the bitbake wrapper script that ensures everything is set up
+# correctly in the environment, builds pseudo separately if it hasn't
+# already been built, and then runs bitbake within pseudo.
+
export BBFETCH2=True
export BB_ENV_EXTRAWHITE="PSEUDO_BUILD PSEUDO_DISABLED $BB_ENV_EXTRAWHITE"
+# For certain operations (i.e. that won't be actually running any tasks)
+# we don't need pseudo
NO_BUILD_OPTS="--version -h --help -p --parse-only -s --show-versions -e --environment -g --graphviz"
+
+# Some options are useful to pass through to the initial pseudo build if
+# that needs to be run (for debugging)
PASSTHROUGH_OPTS="-D -DD -DDD -DDDD -v"
+
needpseudo="1"
for opt in $@; do
for key in $NO_BUILD_OPTS; do
@@ -29,7 +39,7 @@ if [ "$py_v3_check" != "" ]; then
fi
# Similarly, we now have code that doesn't parse correctly with older
-# versions of Python, and rather than fixing that and be eternally
+# versions of Python, and rather than fixing that and being eternally
# vigilant for any other new feature use, just check the version here.
py_v26_check=`python -c 'import sys; print sys.version_info >= (2,6,0)'`
if [ "$py_v26_check" != "True" ]; then
@@ -53,8 +63,8 @@ float_test() {
echo | awk 'END { exit ( !( '"$1"')); }'
}
-# Tar version 1.24 and onwards handle symlinks in sstate packages correctly
-# but earlier versions do not
+# Tar version 1.24 and onwards handle overwriting symlinks correctly
+# but earlier versions do not; this needs to work properly for sstate
float_test "$TARVERSION > 1.23" && needtar="0"
buildpseudo="1"
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