Commit 0619813e authored by Bill Hoffman's avatar Bill Hoffman
Browse files

Fix for bug #10257, NSIS could remove a PATH if it was too long

parent 6e7e71e9
......@@ -213,6 +213,15 @@ Function AddToPath
IfFileExists "$0\*.*" "" AddToPath_done
ReadEnvStr $1 PATH
; if the path is too long for a NSIS variable NSIS will return a 0
; length string. If we find that, then warn and skip any path
; modification as it will trash the existing path.
StrLen $2 $1
IntCmp $2 0 CheckPathLength_ShowPathWarning CheckPathLength_Done CheckPathLength_Done
CheckPathLength_ShowPathWarning:
Messagebox MB_OK|MB_ICONEXCLAMATION "Warning! PATH too long installer unable to modify PATH!"
Goto AddToPath_done
CheckPathLength_Done:
Push "$1;"
Push "$0;"
Call StrStr
......
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