Friday, 3 August 2012

MSI Custom Action Type Flags


Value added to Type
Effect
0
Synchronous execution. Fails if exit code is not
zero., Always executed. Immediate
execution.
+64
Synchronous execution. Exit code is ignored
+128
Asynchronous execution. Fails if exit code is not
zero.
+192
Asynchronous execution. Exit code is ignored
+256
Execute once. If the action is in both the UI and
Execute sequence tables, it is executed only in
the UI sequence table if the user interface is
used, and it is executed only in the Execute
sequence table if the user interface is not used.
+512
Execute once per process. If the action is in both
the UI and Execute sequence tables, and both
tables are read by the same process, it is
executed only in the UI sequence table if the user
interface is used, and only in the Execute
sequence table if the user interface is not used
+768
Execute only on client after UI sequence. This
custom action is in the Execute sequence table,
but it should not be run if the user interface is
suppressed.
+1024
Deferred execution custom action
+1280
Rollback custom action
+1536
Commit custom action
+3072
Deferred custom action run in the system
process.


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