VersionCompare: Difference between revisions
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|<small>Author: [[{{ns:2}}:Instructor|Instructor]] ([[{{ns:3}}:Instructor|talk]], [[{{ns:-1}}:Contributions/Instructor|contrib]])</small> | |||
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== Links == | == Links == | ||
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FunctionEnd | FunctionEnd | ||
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Revision as of 03:05, 30 April 2005
| Author: Instructor (talk, contrib) |
Links
- Latest version of headers "nsh.zip"
- http://forums.winamp.com/showthread.php?s=&threadid=203228&goto=lastpost
The Function
/* ____________________________________________________________________________ VersionCompare v1.0 ____________________________________________________________________________ 2005 Shengalts Aleksander (Shengalts@mail.ru) Thanks Afrow UK (Based on his Function "VersionCheckNew2" 2005-01-24) Compare version numbers. Syntax: Push "[Version1]" ; [Version1] ; First version Push "[Version2]" ; [Version2] ; Second version ; Call VersionCompare ; Call function ; Pop $var ; Result: ; $var=0 Versions are equal ; $var=1 Version1 is newer ; $var=2 Version2 is newer Example: Section Push "1.1.1.9" Push "1.1.1.01" Call VersionCompare Pop $R0 ; $R0="1" SectionEnd*/ ;--------------------------------------------------------------------------- Function VersionCompare Exch $1 Exch Exch $0 Exch Push $2 Push $3 Push $4 Push $5 Push $6 Push $7 begin: StrCpy $2 -1 IntOp $2 $2 + 1 StrCpy $3 $0 1 $2 StrCmp $3 '' +2 StrCmp $3 '.' 0 -3 StrCpy $4 $0 $2 IntOp $2 $2 + 1 StrCpy $0 $0 '' $2 StrCpy $2 -1 IntOp $2 $2 + 1 StrCpy $3 $1 1 $2 StrCmp $3 '' +2 StrCmp $3 '.' 0 -3 StrCpy $5 $1 $2 IntOp $2 $2 + 1 StrCpy $1 $1 '' $2 StrCmp $4$5 '' equal StrCpy $6 -1 IntOp $6 $6 + 1 StrCpy $3 $4 1 $6 StrCmp $3 '0' -2 StrCmp $3 '' 0 +2 StrCpy $4 0 StrCpy $7 -1 IntOp $7 $7 + 1 StrCpy $3 $5 1 $7 StrCmp $3 '0' -2 StrCmp $3 '' 0 +2 StrCpy $5 0 StrCmp $4 0 0 +2 StrCmp $5 0 begin newer2 StrCmp $5 0 newer1 IntCmp $6 $7 0 newer1 newer2 StrCpy $4 '1$4' StrCpy $5 '1$5' IntCmp $4 $5 begin newer2 newer1 equal: StrCpy $0 0 goto end newer1: StrCpy $0 1 goto end newer2: StrCpy $0 2 end: Pop $7 Pop $6 Pop $5 Pop $4 Pop $3 Pop $2 Pop $1 Exch $0 FunctionEnd
