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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@3296 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
24 lines
540 B
Fortran
24 lines
540 B
Fortran
function nchar(c)
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! Convert ascii number, letter, or space to 0-36 for callsign packing.
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character c*1
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n=0 !Silence compiler warning
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if(c.ge.'0' .and. c.le.'9') then
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n=ichar(c)-ichar('0')
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else if(c.ge.'A' .and. c.le.'Z') then
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n=ichar(c)-ichar('A') + 10
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else if(c.ge.'a' .and. c.le.'z') then
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n=ichar(c)-ichar('a') + 10
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else if(c.ge.' ') then
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n=36
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else
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Print*,'Invalid character in callsign ',c,' ',ichar(c)
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stop
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endif
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nchar=n
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return
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end function nchar
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