LineRead - Revision history

Instructor at 11:29, 30 November 2005

2005-11-30T11:29:02Z

â† Older revision		Revision as of 11:29, 30 November 2005
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	{{PageAuthor\|Instructor}}		{{PageAuthor\|Instructor}}

	~~== Links ==~~		{{User:Instructor/Headers/Template}}

	~~; Latest version of headers "nsh.zip":~~		== Function Description ==
	~~: http://forums.winamp.com/showthread.php?s~~=~~&threadid~~=~~203228&goto=lastpost~~

	~~If a function is used without header, put the function code in your script before calling it.~~

	~~== The~~ Function Description==

	<highlight-nsis>		<highlight-nsis>
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	</highlight-nsis>		</highlight-nsis>

	== ~~The~~ Function Code==		== Function Code ==

	<highlight-nsis>		<highlight-nsis>

Instructor at 14:23, 4 July 2005

2005-07-04T14:23:34Z

â† Older revision		Revision as of 14:23, 4 July 2005
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	== Links ==		== Links ==

	; Latest version of headers "nsh.zip":		; Latest version of headers "nsh.zip":
	: http://forums.winamp.com/showthread.php?s=&threadid=203228&goto=lastpost		: http://forums.winamp.com/showthread.php?s=&threadid=203228&goto=lastpost

	If function used without header ~~then~~ put function in script before ~~call~~ it		If a function is used without header, put the function code in your script before calling it.

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

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	____________________________________________________________________________		____________________________________________________________________________

	~~2004 Shengalts Aleksander (Shengalts@mail.ru)~~		Thanks Afrow UK (Based on his idea of Function "ReadFileLine")

	Thanks Afrow UK (Based on his idea of Function "ReadFileLine" ~~2003-11-25~~)


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	-Error flag if input file isn't exists		-Error flag if input file isn't exists
	-Error flag if line number not found		-Error flag if line number not found
			</highlight-nsis>



	Example:		<b>Example:</b>
	Section		<highlight-nsis>Section
	${LineRead} "C:\a.log" "-1" $R0		${LineRead} "C:\a.log" "-1" $R0
	; $R0="Last line$\r$\n"		; $R0="Last line$\r$\n"
	SectionEnd		SectionEnd
	*/		</highlight-nsis>

	~~;---------------------------------------------------------------------------~~		== The Function Code==

			<highlight-nsis>
	Function LineRead		Function LineRead
	!define LineRead `!insertmacro LineReadCall`		!define LineRead `!insertmacro LineReadCall`

ConversionBot: Adding new author and category links.

2005-06-24T12:32:35Z

Adding new author and category links.

â† Older revision		Revision as of 12:32, 24 June 2005
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	{~~\|align=right~~		{{PageAuthor\|Instructor}}
	~~\|<small>Author: [[~~{~~{ns:2}}:Instructor~~\|Instructor~~]] ([[{{ns:3}}:Instructor\|talk]], [[{{ns:-1}~~}~~:Contributions/Instructor\|contrib]])</small>~~
	\|}
	~~<br style="clear:both;">~~
	== Links ==		== Links ==
	; Latest version of headers "nsh.zip":		; Latest version of headers "nsh.zip":
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	</highlight-nsis>		</highlight-nsis>

	[[~~{{ns:14}}~~:Text Files Manipulation Functions]]		[[Category:Text Files Manipulation Functions]]

81.20.168.11: /* The Function */

2005-06-24T05:51:18Z

The Function

â† Older revision		Revision as of 05:51, 24 June 2005
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	${LineRead} "C:\a.log" "-1" $R0		${LineRead} "C:\a.log" "-1" $R0
	; $R0="Last line$\r$\n"		; $R0="Last line$\r$\n"
	SectionEnd*\		SectionEnd
			*/

			;---------------------------------------------------------------------------

			Function LineRead
	~~;---------------------------------------------------------------------------~~ Function LineRead
	!define LineRead `!insertmacro LineReadCall`		!define LineRead `!insertmacro LineReadCall`

ConversionBot: Added category links.

2005-04-30T22:10:58Z

Added category links.

â† Older revision		Revision as of 22:10, 30 April 2005
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	FunctionEnd		FunctionEnd
	</highlight-nsis>		</highlight-nsis>

			[[{{ns:14}}:Text Files Manipulation Functions]]

ConversionBot: Updated author links.

2005-04-30T02:59:57Z

Updated author links.

@@ Line 1: / Line 1: @@
 == Links ==
 ; Latest version of headers "nsh.zip":
@@ Line 104: / Line 108: @@
 FunctionEnd
 </highlight-nsis>

ConversionBot: Updated author and download links, and changed format of some pages.

2005-04-23T12:43:55Z

Updated author and download links, and changed format of some pages.

â† Older revision		Revision as of 12:43, 23 April 2005
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	</highlight-nsis>		</highlight-nsis>

			Page author: [[User:Instructor\|Instructor]]
	Page author: Instructor

ConversionBot: Wikipedia python library

2005-04-09T20:54:30Z

Wikipedia python library

New page

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

If function used without header then put function in script before call it

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

LineRead v1.2
____________________________________________________________________________

2004 Shengalts Aleksander (Shengalts@mail.ru)

Thanks Afrow UK (Based on his idea of Function "ReadFileLine" 2003-11-25)

Get line in file specified with number.

Syntax:
${LineRead} "[File]" "[LineNumber]" $var

"[File]" ; Input text file
;
"[LineNumber]" ; [No|-No]
; 3 line number from start
; -5 line number from end
;
$var ; Result: Line

Note:
-Error flag if input file isn't exists
-Error flag if line number not found

Example:
Section
${LineRead} "C:\a.log" "-1" $R0
; $R0="Last line$\r$\n"
SectionEnd*\

;---------------------------------------------------------------------------
Function LineRead
!define LineRead `!insertmacro LineReadCall`

!macro LineReadCall _FILE _NUMBER _RESULT
Push `${_FILE}`
Push `${_NUMBER}`
Call LineRead
Pop ${_RESULT}
!macroend

Exch $1
Exch
Exch $0
Exch
Push $2
Push $3
Push $4
ClearErrors

IfFileExists $0 0 error
IntOp $1 $1 + 0
IntCmp $1 0 error 0 plus
StrCpy $4 0
FileOpen $2 $0 r
IfErrors error
FileRead $2 $3
IfErrors +3
IntOp $4 $4 + 1
Goto -3
FileClose $2
IntOp $1 $4 + $1
IntOp $1 $1 + 1
IntCmp $1 0 error error

plus:
FileOpen $2 $0 r
IfErrors error
StrCpy $3 0
IntOp $3 $3 + 1
FileRead $2 $0
IfErrors +4
StrCmp $3 $1 0 -3
FileClose $2
goto end
FileClose $2

error:
SetErrors
StrCpy $0 ''

end:
Pop $4
Pop $3
Pop $2
Pop $1
Exch $0
FunctionEnd
</highlight-nsis>

Page author: Instructor