LineSum: Difference between revisions
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m (Added category links.) |
m (Updated by user: Instructor (talk, contrib).) |
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: 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 | If a function is used without an header, you should put the function below in your script before calling it. | ||
== The Function == | == The Function == | ||
| Line 13: | Line 13: | ||
____________________________________________________________________________ | ____________________________________________________________________________ | ||
LineSum | LineSum | ||
____________________________________________________________________________ | ____________________________________________________________________________ | ||
Thanks Afrow UK (Based on his Function "LineCount") | |||
Thanks Afrow UK (Based on his | |||
| Line 25: | Line 23: | ||
Syntax: | Syntax: | ||
${LineSum} "[File]" $var | |||
"[File]" ; Input file | |||
$var ; Result: Sum of lines | |||
Note: | Note: | ||
-Error flag if input file isn't exists | -Error flag if input file isn't exists | ||
Example: | Example: | ||
Section | Section | ||
${LineSum} "C:\a.log" $R0 | |||
; $R0="54" | |||
SectionEnd*/ | SectionEnd*/ | ||
;--------------------------------------------------------------------------- | |||
Function LineSum | Function LineSum | ||
!define LineSum `!insertmacro LineSumCall` | |||
!macro LineSumCall _FILE _RESULT | |||
Push `${_FILE}` | |||
Call LineSum | |||
Pop ${_RESULT} | |||
!macroend | |||
Exch $0 | Exch $0 | ||
Push $1 | Push $1 | ||
| Line 51: | Line 60: | ||
StrCpy $2 0 | StrCpy $2 0 | ||
FileOpen $0 $0 r | FileOpen $0 $0 r | ||
IfErrors error | |||
FileRead $0 $1 | FileRead $0 $1 | ||
IfErrors +3 | IfErrors +3 | ||
Revision as of 09:41, 24 June 2005
| Author: Instructor (talk, contrib) |
Links
- 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.
The Function
/* ____________________________________________________________________________ LineSum ____________________________________________________________________________ Thanks Afrow UK (Based on his Function "LineCount") Get sum of lines in text file. Syntax: ${LineSum} "[File]" $var "[File]" ; Input file $var ; Result: Sum of lines Note: -Error flag if input file isn't exists Example: Section ${LineSum} "C:\a.log" $R0 ; $R0="54" SectionEnd*/ ;--------------------------------------------------------------------------- Function LineSum !define LineSum `!insertmacro LineSumCall` !macro LineSumCall _FILE _RESULT Push `${_FILE}` Call LineSum Pop ${_RESULT} !macroend Exch $0 Push $1 Push $2 ClearErrors IfFileExists $0 0 error StrCpy $2 0 FileOpen $0 $0 r IfErrors error FileRead $0 $1 IfErrors +3 IntOp $2 $2 + 1 Goto -3 FileClose $0 StrCpy $0 $2 goto end error: SetErrors StrCpy $0 '' end: Pop $2 Pop $1 Exch $0 FunctionEnd
