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Run unistaller silently before proceeding with the install.

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sledgehammer999 2013-01-28 01:12:02 +02:00
commit c1cddd2f7a
1 changed files with 18 additions and 16 deletions
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34
src/windows/installer.nsi
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@ -1,3 +1,21 @@
Section "-hidden"
;Search if qBittorrent is already installed.
FindFirst $0 $1 "$INSTDIR\uninst.exe"
FindClose $0
StrCmp $1 "" done
uninst:
;Run the uninstaller of the previous install.
ExecWait '"$INSTDIR\uninst.exe" /S _?=$INSTDIR'
Delete "$INSTDIR\uninst.exe"
done:
SectionEnd
Section $(inst_qbt_req) ;"qBittorrent (required)" Section $(inst_qbt_req) ;"qBittorrent (required)"
SectionIn RO SectionIn RO
@ -108,23 +126,7 @@ SectionEnd
;-------------------------------- ;--------------------------------
Function .onInit Function .onInit
;Search if qBittorrent is already installed.
FindFirst $0 $1 "$INSTDIR\uninst.exe"
FindClose $0
StrCmp $1 "" done
;Display a confirmation dialog
MessageBox MB_OKCANCEL|MB_ICONEXCLAMATION \
"qBittorrent is already installed. $\n$\nClick $\"OK$\" to remove the \
previous version or $\"Cancel$\" to cancel this upgrade." IDOK uninst
Abort
uninst:
;Run the uninstaller of the previous install.
ExecWait '"$INSTDIR\uninst.exe" _?=$INSTDIR'
done:
!insertmacro MUI_LANGDLL_DISPLAY !insertmacro MUI_LANGDLL_DISPLAY
FunctionEnd FunctionEnd