f77_to_f90/f77_to_f90.html

<html>

  <head>
    <title>
      F77_TO_F90: Convert FORTRAN77 to FORTRAN90
    </title>
  </head>

  <body bgcolor="#EEEEEE" link="#CC0000" alink="#FF3300" vlink="#000055">

    <h1 align = "center">
      F77_TO_F90 <br> Convert FORTRAN77 to FORTRAN90
    </h1>

    <hr>

    <p>
      <b>F77_TO_F90</b>
      is a FORTRAN90 program which
      can convert FORTRAN77 codes to FORTRAN90 format.
    </p>

    <h3 align = "center">
      Author:
    </h3>

    <p>
      Michael Metcalfe
    </p>

    <h3 align = "center">
      Source Code:
    </h3>

    <p>
      <ul>
        <li>
          <a href = "f77_to_f90.f90">f77_to_f90.f90</a>, the source code.
        </li>
        <li>
          <a href = "f77_to_f90.sh">f77_to_f90.sh</a>,
          commands to compile and load the source code.
        </li>
      </ul>
    </p>

    <h3 align = "center">
      Examples and Tests:
    </h3>

    <p>
      <ul>
        <li>
          <a href = "prog.f">prog.f</a>,
          a sample FORTRAN77 source code.
        </li>
        <li>
          <a href = "prog.f90">prog.f90</a>,
          the converted FORTRAN90 version.
        </li>
      </ul>
    </p>

    <h3 align = "center">
      List of Routines:
    </h3>

    <p>
      <ul>
        <li>
          <b>MAIN</b> is the main program.
        </li>
        <li>
          <b>STRUCTURE</b> is a module defining the maximum DO nesting and statement length.
        </li>
        <li>
          <b>DATA</b> is a module.
        </li>
        <li>
          <b>STATISTICS</b> is a module.
        </li>
        <li>
          <b>ALL_PROCEDURES</b> is a module containing all the procedures.
        </li>
        <li>
          <b>ARGUMENT</b> stores the names of a routine and its arguments.
        </li>
        <li>
          <b>BLANK</b> reformats the statement so a single blank separates most tokens.
        </li>
        <li>
          <b>IDENTIFY</b> identifies statements belonging to DO's, IF's or FORMAT's.
        </li>
        <li>
          <b>KEYWORD</b> cleans up a keyword that has been read.
        </li>
        <li>
          <b>NAMEOF</b> picks out the name of a procedure.
        </li>
        <li>
          <b>PROGRAM_UNITS</b> is the principal subroutine.
        </li>
        <li>
          <b>REFORM</b> reformats and outputs accepted statements.
        </li>
        <li>
          <b>SPECIAL</b> applies special treatment for peculiar Fortran syntax.
        </li>
        <li>
          <b>START</b> prepares for PROGRAM_UNITS.
        </li>
        <li>
          <b>TERMINATE</b> prints the final summary.
        </li>
      </ul>
    </p>

    <p>
      You can go up one level to <a href = "../f_src.html">
      the FORTRAN90 source codes</a>.
    </p>

    <hr>

    <i>
      Last revised on 27 April 2008.
    </i>

    <!-- John Burkardt -->

  </body>

</html>