[oe-commits] [bitbake] 01/05: bitbake-user-manual: Updated the datastore functions
git at git.openembedded.org
git at git.openembedded.org
Thu Oct 13 22:31:20 UTC 2016
rpurdie pushed a commit to branch 1.32
in repository bitbake.
commit 466b2c30f31754a7b6a2478e359f687ec6888e0d
Author: Scott Rifenbark <srifenbark at gmail.com>
AuthorDate: Mon Oct 10 11:48:03 2016 -0700
bitbake-user-manual: Updated the datastore functions
Fixes [YOCTO #10400]
No information existed for cases when a variable did not exist.
I added this information to each of the variables in the table.
Signed-off-by: Scott Rifenbark <srifenbark at gmail.com>
---
.../bitbake-user-manual-metadata.xml | 44 ++++++++++++++++------
1 file changed, 32 insertions(+), 12 deletions(-)
diff --git a/doc/bitbake-user-manual/bitbake-user-manual-metadata.xml b/doc/bitbake-user-manual/bitbake-user-manual-metadata.xml
index 53e182b..40f4829 100644
--- a/doc/bitbake-user-manual/bitbake-user-manual-metadata.xml
+++ b/doc/bitbake-user-manual/bitbake-user-manual-metadata.xml
@@ -2317,7 +2317,8 @@
<row>
<entry align="left"><filename>d.getVar("X", expand)</filename></entry>
<entry align="left">Returns the value of variable "X".
- Using "expand=True" expands the value.</entry>
+ Using "expand=True" expands the value.
+ Returns "None" if the variable "X" does not exist.</entry>
</row>
<row>
<entry align="left"><filename>d.setVar("X", "value")</filename></entry>
@@ -2325,24 +2326,32 @@
</row>
<row>
<entry align="left"><filename>d.appendVar("X", "value")</filename></entry>
- <entry align="left">Adds "value" to the end of the variable "X".</entry>
+ <entry align="left">Adds "value" to the end of the variable "X".
+ Acts like <filename>d.setVar("X", "value")</filename>
+ if the variable "X" does not exist.</entry>
</row>
<row>
<entry align="left"><filename>d.prependVar("X", "value")</filename></entry>
- <entry align="left">Adds "value" to the start of the variable "X".</entry>
+ <entry align="left">Adds "value" to the start of the variable "X".
+ Acts like <filename>d.setVar("X", "value")</filename>
+ if the variable "X" does not exist.</entry>
</row>
<row>
<entry align="left"><filename>d.delVar("X")</filename></entry>
- <entry align="left">Deletes the variable "X" from the datastore.</entry>
+ <entry align="left">Deletes the variable "X" from the datastore.
+ Does nothing if the variable "X" does not exist.</entry>
</row>
<row>
<entry align="left"><filename>d.renameVar("X", "Y")</filename></entry>
- <entry align="left">Renames the variable "X" to "Y".</entry>
+ <entry align="left">Renames the variable "X" to "Y".
+ Does nothing if the variable "X" does not exist.</entry>
</row>
<row>
<entry align="left"><filename>d.getVarFlag("X", flag, expand)</filename></entry>
<entry align="left">Returns the value of variable "X".
- Using "expand=True" expands the value.</entry>
+ Using "expand=True" expands the value.
+ Returns "None" if either the variable "X" or the named flag
+ does not exist.</entry>
</row>
<row>
<entry align="left"><filename>d.setVarFlag("X", flag, "value")</filename></entry>
@@ -2351,12 +2360,16 @@
<row>
<entry align="left"><filename>d.appendVarFlag("X", flag, "value")</filename></entry>
<entry align="left">Appends "value" to the named flag on the
- variable "X".</entry>
+ variable "X".
+ Acts like <filename>d.setVarFlag("X", flag, "value")</filename>
+ if the named flag does not exist.</entry>
</row>
<row>
<entry align="left"><filename>d.prependVarFlag("X", flag, "value")</filename></entry>
<entry align="left">Prepends "value" to the named flag on
- the variable "X".</entry>
+ the variable "X".
+ Acts like <filename>d.setVarFlag("X", flag, "value")</filename>
+ if the named flag does not exist.</entry>
</row>
<row>
<entry align="left"><filename>d.delVarFlag("X", flag)</filename></entry>
@@ -2372,16 +2385,23 @@
</row>
<row>
<entry align="left"><filename>d.getVarFlags("X")</filename></entry>
- <entry align="left">Returns a <filename>flagsdict</filename> of the flags for
- the variable "X".</entry>
+ <entry align="left">Returns a <filename>flagsdict</filename>
+ of the flags for the variable "X".
+ Returns "None" if the variable "X" does not exist.</entry>
</row>
<row>
<entry align="left"><filename>d.delVarFlags("X")</filename></entry>
- <entry align="left">Deletes all the flags for the variable "X".</entry>
+ <entry align="left">Deletes all the flags for the variable "X".
+ Does nothing if the variable "X" does not exist.</entry>
</row>
<row>
<entry align="left"><filename>d.expand(expression)</filename></entry>
- <entry align="left">Expands variable references in the specified string expression.</entry>
+ <entry align="left">Expands variable references in the specified
+ string expression.
+ References to variables that do not exist are left as is.
+ For example, <filename>d.expand("foo ${X}")</filename>
+ expands to the literal string "foo ${X}" if the
+ variable "X" does not exist.</entry>
</row>
</tbody>
</tgroup>
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