Remove a shared DLL: Difference between revisions
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|<small>Author: [[{{ns:2}}:sunjammer|sunjammer]] ([[{{ns:3}}:sunjammer|talk]], [[{{ns:-1}}:Contributions/sunjammer|contrib]])</small> | |||
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== Description == | == Description == | ||
This function decrements the references count of a shared DLL and removes it if necessary. | This function decrements the references count of a shared DLL and removes it if necessary. | ||
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Pop $R1 | Pop $R1 | ||
FunctionEnd</highlight-nsis> | FunctionEnd</highlight-nsis> | ||
Revision as of 03:02, 30 April 2005
| Author: sunjammer (talk, contrib) |
Description
This function decrements the references count of a shared DLL and removes it if necessary.
The Function
; un.RemoveSharedDLL ; ; Decrements a shared DLLs reference count, and removes if necessary. ; Use by passing one item on the stack (the full path of the DLL). ; Note: for use in the main installer (not the uninstaller), rename the ; function to RemoveSharedDLL. ; ; Usage: ; Push $SYSDIR\myDll.dll ; Call un.RemoveSharedDLL ; Function un.RemoveSharedDLL Exch $R1 Push $R0 ReadRegDword $R0 HKLM Software\Microsoft\Windows\CurrentVersion\SharedDLLs $R1 StrCmp $R0 "" remove IntOp $R0 $R0 - 1 IntCmp $R0 0 rk rk uk rk: DeleteRegValue HKLM Software\Microsoft\Windows\CurrentVersion\SharedDLLs $R1 goto remove uk: WriteRegDWORD HKLM Software\Microsoft\Windows\CurrentVersion\SharedDLLs $R1 $R0 Goto noremove remove: Delete /REBOOTOK $R1 noremove: Pop $R0 Pop $R1 FunctionEnd
