GetExePath: Difference between revisions

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{{PageAuthor|Instructor}}
{{PageAuthor|Instructor}}


== Links ==
{{User:Instructor/Headers/Template}}
; Latest version of headers "nsh.zip":
: http://forums.winamp.com/showthread.php?s=&threadid=203228&goto=lastpost


If a function is used without an header, you should put the function below in your script before calling it.
== Function Description ==


== The Function ==
<highlight-nsis>
<highlight-nsis>/*
____________________________________________________________________________
____________________________________________________________________________


Line 15: Line 12:




Get installer pathname ($EXEDIR with valid case for Windows 9X).
Get installer pathname ($EXEDIR with valid case for Windows 98/Me).




Syntax:
Syntax:
${GetExePath} $var
${GetExePath} $var
</highlight-nsis>




Example:
<b>Example:</b>
Section
<highlight-nsis>Section
${GetExePath} $R0
${GetExePath} $R0
; $R0="C:\ftp"
; $R0="C:\ftp"
SectionEnd*/
SectionEnd
</highlight-nsis>


== Function Code ==


;---------------------------------------------------------------------------
<highlight-nsis>
 
Function GetExePath
Function GetExePath
!define GetExePath `!insertmacro GetExePathCall`
!define GetExePath `!insertmacro GetExePathCall`
Line 42: Line 41:
Push $1
Push $1
Push $2
Push $2
StrCpy $1 $CMDLINE 1
StrCmp $1 '"' 0 exedir
StrCpy $1 0
IntOp $1 $1 + 1
StrCpy $0 $CMDLINE 1 $1
StrCmp $0 '"' 0 -2
IntOp $1 $1 - 1
StrCpy $0 $CMDLINE $1 1
StrCpy $1 0
IntOp $1 $1 - 1
StrCpy $2 $0 1 $1
StrCmp $2 '\' 0 -2
StrCpy $0 $0 $1
goto end
exedir:
StrCpy $0 $EXEDIR
StrCpy $0 $EXEDIR
 
System::Call 'kernel32::GetLongPathNameA(t r0, t .r1, i 1024)i .r2'
end:
StrCmp $2 error +2
StrCpy $0 $1
Pop $2
Pop $2
Pop $1
Pop $1

Latest revision as of 12:11, 30 November 2005

Author: Instructor (talk, contrib)


Page for NSIS 2.07 and below users

You can use the latest version of headers (recommended) or the following function code (put the function code in your script before calling it)

Function Description

____________________________________________________________________________
 
                            GetExePath
____________________________________________________________________________
 
 
Get installer pathname ($EXEDIR with valid case for Windows 98/Me).
 
 
Syntax:
${GetExePath} $var


Example:

Section
	${GetExePath} $R0
	; $R0="C:\ftp"
SectionEnd

Function Code

Function GetExePath
	!define GetExePath `!insertmacro GetExePathCall`
 
	!macro GetExePathCall _RESULT
		Call GetExePath
		Pop ${_RESULT}
	!macroend
 
	Push $0
	Push $1
	Push $2
	StrCpy $0 $EXEDIR
	System::Call 'kernel32::GetLongPathNameA(t r0, t .r1, i 1024)i .r2'
	StrCmp $2 error +2
	StrCpy $0 $1
	Pop $2
	Pop $1
	Exch $0
FunctionEnd