mirror of
https://git.lyx.org/repos/lyx.git
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6fa7502129
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@24074 a592a061-630c-0410-9148-cb99ea01b6c8
162 lines
3.5 KiB
Plaintext
162 lines
3.5 KiB
Plaintext
/*
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detection.nsh
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Detection of external component locations
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*/
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Function SearchExternal
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Call SearchLaTeX
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Call SearchGhostscript
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Call SearchImageMagick
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FunctionEnd
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#--------------------------------
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# MiKTeX
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Var ReportReturn
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Var CommandLineOutput
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Var LastChar
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Var PathLength
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!macro SEARCH_MIKTEX25
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# Search location of MiKTeX installation using initexmf
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# Works for version 2.5 and later
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nsExec::ExecToStack "initexmf.exe --report"
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Pop $ReportReturn
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Pop $CommandLineOutput
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${WordFind2X} $CommandLineOutput "BinDir: " "$\r" "+1" $PathLaTeX
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${WordFind2X} $CommandLineOutput "CommonData: " "$\r" "+1" $PathLaTeXLocal # Local root
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!macroend
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!macro SEARCH_MIKTEX24 ROOTKEY
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ReadRegStr $PathLaTeX ${ROOTKEY} "Software\MiK\MiKTeX\CurrentVersion\MiKTeX" "Install Root"
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${If} $PathLaTeX != ""
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StrCpy $LastChar $PathLaTeX 1 -1
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${If} $LastChar == "\"
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# Trim backslash
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StrLen $PathLength $PathLaTeX
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IntOp $PathLength $PathLength - 1
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StrCpy $PathLaTeX $PathLaTeX $PathLength
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${EndIf}
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StrCpy $PathLaTeX "$PathLaTeX\miktex\bin"
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#Local root
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ReadRegStr $PathLaTeXLocal ${ROOTKEY} "Software\MiK\MiKTeX\CurrentVersion\MiKTeX" "Local Root"
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${EndIf}
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!macroend
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Function SearchLaTeX
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# Search where MikTeX is installed
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!insertmacro SEARCH_MIKTEX25
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${IfNot} ${FileExists} "$PathLaTeX\${BIN_LATEX}"
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!insertmacro SEARCH_MIKTEX24 HKCU
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${EndIf}
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${IfNot} ${FileExists} "$PathLaTeX\${BIN_LATEX}"
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!insertmacro SEARCH_MIKTEX24 HKLM
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${EndIf}
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${IfNot} ${FileExists} "$PathLaTeX\${BIN_LATEX}"
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StrCpy $PathLateX ""
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${EndIf}
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FunctionEnd
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#--------------------------------
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# Ghostscript
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Var Counter
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Var EnumReturn
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Var CompareReturn
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Var AFPLVersion
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Var GPLVersion
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Function SearchGhostscript
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# Search where Ghostscript is installed
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# Find the latest version of AFPL Ghostscript installed
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StrCpy $Counter 0
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${do}
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EnumRegKey $EnumReturn HKLM "Software\AFPL Ghostscript" $Counter
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${If} $EnumReturn != ""
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${VersionCompare} $EnumReturn $AFPLVersion $CompareReturn
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${If} $CompareReturn == "1"
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StrCpy $AFPLVersion $EnumReturn
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${EndIf}
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IntOp $Counter $Counter + 1
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${EndIf}
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${loopuntil} $EnumReturn == ""
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# The same for GPL Ghostscript
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StrCpy $Counter 0
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${do}
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EnumRegKey $EnumReturn HKLM "Software\GPL Ghostscript" $Counter
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${If} $EnumReturn != ""
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${VersionCompare} $EnumReturn $GPLVersion $CompareReturn
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${If} $CompareReturn == "1"
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StrCpy $GPLVersion $EnumReturn
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${EndIf}
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IntOp $Counter $Counter + 1
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${EndIf}
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${loopuntil} $EnumReturn == ""
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# Take the latest one
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${VersionCompare} $AFPLVersion $GPLVersion $CompareReturn
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${If} $CompareReturn = 1
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# AFPL is newer
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ReadRegStr $PathGhostscript HKLM "Software\AFPL Ghostscript\$R3" "GS_DLL"
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${Else}
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# GPL is newer or equal
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ReadRegStr $PathGhostscript HKLM "Software\GPL Ghostscript\$R4" "GS_DLL"
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${EndIf}
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# Trim the DLL filename to get the path
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${GetParent} $PathGhostscript $PathGhostscript
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${IfNot} ${FileExists} "$PathGhostscript\${BIN_GHOSTSCRIPT}"
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StrCpy $PathGhostscript ""
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${EndIf}
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FunctionEnd
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#--------------------------------
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# ImageMagick
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Function SearchImageMagick
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# Search where ImageMagick is installed
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ReadRegStr $PathImageMagick HKLM "Software\ImageMagick\Current" "BinPath"
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${IfNot} ${FileExists} "$PathImageMagick\${BIN_IMAGEMAGICK}"
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StrCpy $PathImageMagick ""
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${EndIf}
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FunctionEnd
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