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Diffstat (limited to 'util/scripts/win-binary/nsis/includes/writeEnvStr.nsh')
| -rw-r--r-- | util/scripts/win-binary/nsis/includes/writeEnvStr.nsh | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/util/scripts/win-binary/nsis/includes/writeEnvStr.nsh b/util/scripts/win-binary/nsis/includes/writeEnvStr.nsh new file mode 100644 index 0000000..98926d0 --- /dev/null +++ b/util/scripts/win-binary/nsis/includes/writeEnvStr.nsh @@ -0,0 +1,138 @@ +!ifndef WRITEENVSTR_INCLUDED +!define WRITEENVSTR_INCLUDED + +!include WinMessages.nsh + +!ifdef ALL_USERS + !define WriteEnvStr_RegKey \ + 'HKLM "SYSTEM\CurrentControlSet\Control\Session Manager\Environment"' +!else + !define WriteEnvStr_RegKey 'HKCU "Environment"' +!endif + +# +# WriteEnvStr - Writes an environment variable +# Note: Win9x systems requires reboot +# +# Example: +# Push "HOMEDIR" # name +# Push "C:\New Home Dir\" # value +# Call WriteEnvStr +# +Function WriteEnvStr + Exch $1 ; $1 has environment variable value + Exch + Exch $0 ; $0 has environment variable name + Push $2 + + Call IsNT + Pop $2 + StrCmp $2 1 WriteEnvStr_NT + ; Not on NT + StrCpy $2 $WINDIR 2 ; Copy drive of windows (c:) + FileOpen $2 "$2\autoexec.bat" a + FileSeek $2 0 END + FileWrite $2 "$\r$\nSET $0=$1$\r$\n" + FileClose $2 + SetRebootFlag true + Goto WriteEnvStr_done + + WriteEnvStr_NT: + WriteRegExpandStr ${WriteEnvStr_RegKey} $0 $1 + SendMessage ${HWND_BROADCAST} ${WM_WININICHANGE} 0 "STR:Environment" /TIMEOUT=5000 + WriteEnvStr_done: + Pop $2 + Pop $1 + Pop $0 +FunctionEnd + +# +# un.DeleteEnvStr - Removes an environment variable +# Note: Win9x systems requires reboot +# +# Example: +# Push "HOMEDIR" # name +# Call un.DeleteEnvStr +# +Function un.DeleteEnvStr + Exch $0 ; $0 now has the name of the variable + Push $1 + Push $2 + Push $3 + Push $4 + Push $5 + + Call un.IsNT + Pop $1 + StrCmp $1 1 DeleteEnvStr_NT + ; Not on NT + StrCpy $1 $WINDIR 2 + FileOpen $1 "$1\autoexec.bat" r + GetTempFileName $4 + FileOpen $2 $4 w + StrCpy $0 "SET $0=" + SetRebootFlag true + + DeleteEnvStr_dosLoop: + FileRead $1 $3 + StrLen $5 $0 + StrCpy $5 $3 $5 + StrCmp $5 $0 DeleteEnvStr_dosLoop + StrCmp $5 "" DeleteEnvStr_dosLoopEnd + FileWrite $2 $3 + Goto DeleteEnvStr_dosLoop + + DeleteEnvStr_dosLoopEnd: + FileClose $2 + FileClose $1 + StrCpy $1 $WINDIR 2 + Delete "$1\autoexec.bat" + CopyFiles /SILENT $4 "$1\autoexec.bat" + Delete $4 + Goto DeleteEnvStr_done + + DeleteEnvStr_NT: + DeleteRegValue ${WriteEnvStr_RegKey} $0 + SendMessage ${HWND_BROADCAST} ${WM_WININICHANGE} 0 "STR:Environment" /TIMEOUT=5000 + + DeleteEnvStr_done: + Pop $5 + Pop $4 + Pop $3 + Pop $2 + Pop $1 + Pop $0 +FunctionEnd + +# +# [un.]IsNT - Pushes 1 if running on NT, 0 if not +# +# Example: +# Call IsNT +# Pop $0 +# StrCmp $0 1 +3 +# MessageBox MB_OK "Not running on NT!" +# Goto +2 +# MessageBox MB_OK "Running on NT!" +# +!macro IsNT UN +Function ${UN}IsNT + Push $0 + ReadRegStr $0 HKLM \ + "SOFTWARE\Microsoft\Windows NT\CurrentVersion" CurrentVersion + StrCmp $0 "" 0 IsNT_yes + ; we are not NT. + Pop $0 + Push 0 + Return + + IsNT_yes: + ; NT!!! + Pop $0 + Push 1 +FunctionEnd +!macroend +!insertmacro IsNT "" +!insertmacro IsNT "un." + +!endif ;WRITEENVSTR_INCLUDED
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