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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/jtms3@2528 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
29 lines
490 B
Fortran
29 lines
490 B
Fortran
subroutine match(s1,s2,nstart,nmatch)
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character*(*) s1,s2
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character s1a*29
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nstart=-1
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nmatch=0
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n1=len_trim(s1)+1
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n2=len(s2)
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s1a=s1//' '
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if(n2.ge.n1) then
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do j=1,n2
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n=0
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do i=1,n1
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k=j+i-1
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if(k.gt.n2) k=k-n2
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if(s2(k:k).eq.s1a(i:i)) n=n+1
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enddo
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if(n.gt.nmatch) then
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nmatch=n
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nstart=j
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endif
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enddo
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endif
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return
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end subroutine match
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