diff options
Diffstat (limited to 'bitbake/doc/user-manual/user-manual-metadata.xml')
-rw-r--r-- | bitbake/doc/user-manual/user-manual-metadata.xml | 40 |
1 files changed, 20 insertions, 20 deletions
diff --git a/bitbake/doc/user-manual/user-manual-metadata.xml b/bitbake/doc/user-manual/user-manual-metadata.xml index 3a19b96303..f7682c0fed 100644 --- a/bitbake/doc/user-manual/user-manual-metadata.xml +++ b/bitbake/doc/user-manual/user-manual-metadata.xml | |||
@@ -41,14 +41,18 @@ | |||
41 | contents using a syntax that is similar to shell scripting. | 41 | contents using a syntax that is similar to shell scripting. |
42 | Following is an example that results in <filename>A</filename> | 42 | Following is an example that results in <filename>A</filename> |
43 | containing "aval" and <filename>B</filename> evaluating to | 43 | containing "aval" and <filename>B</filename> evaluating to |
44 | "preavalpost". | 44 | "preavalpost" based on that current value of |
45 | <filename>A</filename>. | ||
45 | <literallayout class='monospaced'> | 46 | <literallayout class='monospaced'> |
46 | A = "aval" | 47 | A = "aval" |
47 | B = "pre${A}post" | 48 | B = "pre${A}post" |
48 | </literallayout> | 49 | </literallayout> |
49 | Because the expansion happens later, the value of | 50 | You should realize that whenever <filename>B</filename> is |
50 | <filename>B</filename> expands differently if the value | 51 | referenced, its evaluation will depend on the state of |
51 | of <filename>A</filename> changes. | 52 | <filename>A</filename> at that time. |
53 | Thus, later evaluations of <filename>B</filename> in the | ||
54 | previous example could result in different values | ||
55 | depending on the value of <filename>A</filename>. | ||
52 | </para> | 56 | </para> |
53 | </section> | 57 | </section> |
54 | 58 | ||
@@ -1387,19 +1391,16 @@ | |||
1387 | Using "expand=True" expands the value.</entry> | 1391 | Using "expand=True" expands the value.</entry> |
1388 | </row> | 1392 | </row> |
1389 | <row> | 1393 | <row> |
1390 | <entry align="left"><filename>d.setVar("X", value)</filename></entry> | 1394 | <entry align="left"><filename>d.setVar("X", "value")</filename></entry> |
1391 | <entry align="left">Sets the variable "X" to the value of the Python | 1395 | <entry align="left">Sets the variable "X" to "value".</entry> |
1392 | variable called "value".</entry> | ||
1393 | </row> | 1396 | </row> |
1394 | <row> | 1397 | <row> |
1395 | <entry align="left"><filename>d.appendVar("X", value)</filename></entry> | 1398 | <entry align="left"><filename>d.appendVar("X", "value")</filename></entry> |
1396 | <entry align="left">Adds the value of the Python variable called | 1399 | <entry align="left">Adds "value" to the end of the variable "X".</entry> |
1397 | "value" to the end of the variable "X".</entry> | ||
1398 | </row> | 1400 | </row> |
1399 | <row> | 1401 | <row> |
1400 | <entry align="left"><filename>d.prependVar("X", value)</filename></entry> | 1402 | <entry align="left"><filename>d.prependVar("X", "value")</filename></entry> |
1401 | <entry align="left">Adds the value of the Python variable called | 1403 | <entry align="left">Adds "value" to the start of the variable "X".</entry> |
1402 | "value" to the start of the variable "X".</entry> | ||
1403 | </row> | 1404 | </row> |
1404 | <row> | 1405 | <row> |
1405 | <entry align="left"><filename>d.delVar("X")</filename></entry> | 1406 | <entry align="left"><filename>d.delVar("X")</filename></entry> |
@@ -1415,18 +1416,17 @@ | |||
1415 | Using "expand=True" expands the named flag.</entry> | 1416 | Using "expand=True" expands the named flag.</entry> |
1416 | </row> | 1417 | </row> |
1417 | <row> | 1418 | <row> |
1418 | <entry align="left"><filename>d.setVarFlag("X", flag, value)</filename></entry> | 1419 | <entry align="left"><filename>d.setVarFlag("X", flag, "value")</filename></entry> |
1419 | <entry align="left">Sets the named flag for variable "X" to the value | 1420 | <entry align="left">Sets the named flag for variable "X" to "value".</entry> |
1420 | of the Python variable called "value".</entry> | ||
1421 | </row> | 1421 | </row> |
1422 | <row> | 1422 | <row> |
1423 | <entry align="left"><filename>d.appendVarFlag("X", flag, value)</filename></entry> | 1423 | <entry align="left"><filename>d.appendVarFlag("X", flag, "value")</filename></entry> |
1424 | <entry align="left">Appends a value to the named flag on the | 1424 | <entry align="left">Appends "value" to the named flag on the |
1425 | variable "X".</entry> | 1425 | variable "X".</entry> |
1426 | </row> | 1426 | </row> |
1427 | <row> | 1427 | <row> |
1428 | <entry align="left"><filename>d.prependVarFlag("X", flag, value)</filename></entry> | 1428 | <entry align="left"><filename>d.prependVarFlag("X", flag, "value")</filename></entry> |
1429 | <entry align="left">Prepends a value to the named flag on | 1429 | <entry align="left">Prepends "value" to the named flag on |
1430 | the variable "X".</entry> | 1430 | the variable "X".</entry> |
1431 | </row> | 1431 | </row> |
1432 | <row> | 1432 | <row> |