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Custom Action In-Script Execution Options

You can use the following option flags to specify the in-script execution of custom actions. These options copy the action code into the execution, rollback, or commit script. To set an option add the value in this table to the value in the Type field of the CustomAction table.

Note that the msidbCustomActionTypeInScript must be included with each of these options.

Term Description
(none)
Hexadecimal: 0x00000000
Decimal: 0
Immediate execution.
msidbCustomActionTypeInScript
Hexadecimal: 0x00000400
Decimal: 1024
Queues for execution at scheduled point within script. This flag designates that this is a deferred execution custom action.
msidbCustomActionTypeInScript + msidbCustomActionTypeRollback
Hexadecimal: 0x00000400 + 0x00000100
Decimal: 1280
Queues for execution at scheduled point within script. Executes only upon an installation rollback. This flag designates that this is a rollback custom action.
msidbCustomActionTypeInScript + msidbCustomActionTypeCommit
Hexadecimal: 0x00000400 + 0x00000200
Decimal: 1536
Queues for execution at scheduled point within script. Executes only upon install commit. This flag designates that this is a commit custom action.
msidbCustomActionTypeInScript + msidbCustomActionTypeNoImpersonate
Hexadecimal: 0x00000400 + 0x00000800
Decimal: 3072
Queues for execution at scheduled point within script. Executes with no user impersonation. Runs in system context.
msidbCustomActionTypeInScript + msidbCustomActionTypeNoImpersonate + msidbCustomActionTypeRollback
Hexadecimal: 0x00000400 + 0x00000800 + 0x00000100
Decimal: 3328
Queues for execution at scheduled point within script. Executes with no user impersonation. Runs in system context. This flag combination designates that this is a rollback custom action.
msidbCustomActionTypeInScript + msidbCustomActionTypeNoImpersonate + msidbCustomActionTypeCommit
Hexadecimal: 0x00000400 + 0x00000800 + 0x00000200
Decimal: 3584
Queues for execution at scheduled point within script. Executes with no user impersonation. Runs in system context. This flag combination designates that this is a commit custom action.
msidbCustomActionTypeTSAware + msidbCustomActionTypeInScript
Hexadecimal: 0x00000400 + 0x00004000
Decimal: 17408
Queues for execution at the scheduled point within script. Executes with user impersonation. Runs with user impersonation during per-machine installs on a server running the Terminal Server role service. Normal deferred execution custom actions, without this attribute, run with no user impersonation on a terminal server during per-machine installations. This attribute has no effect if the action also has the msidbCustomActionTypeNoImpersonate attribute.
msidbCustomActionTypeTSAware + msidbCustomActionTypeInScript + msidbCustomActionTypeRollback
Hexadecimal: 0x00000400 + 0x00004000 + 0x00000100
Decimal: 17664
Queues for execution at the scheduled point within script. Run only upon an installation rollback. Execute with user impersonation. Runs with user impersonation during per-machine installs on a terminal server.
msidbCustomActionTypeTSAware + msidbCustomActionTypeInScript + msidbCustomActionTypeCommit
Hexadecimal: 0x00000400 + 0x00004000 + 0x00000200
Decimal: 17920
Queues for execution at the scheduled point within script. Runs only upon an install commit. Executes with user impersonation. Runs with user impersonation during per-machine installs on a terminal server.

For information about custom actions that run only when a patch is being uninstalled, see the Custom Action Patch Uninstall Option.

Custom Action Reference

About Custom Actions

Using Custom Actions