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1.1       root        1: .\"    @(#)ratfor.1    6.1 (Berkeley) 4/29/85
                      2: .\"
                      3: .TH RATFOR 1 "April 29, 1985"
                      4: .AT 3
                      5: .SH NAME
                      6: ratfor \- rational Fortran dialect
                      7: .SH SYNOPSIS
                      8: .B ratfor
                      9: [ option ... ]
                     10: [ filename ... ]
                     11: .SH DESCRIPTION
                     12: .I Ratfor
                     13: converts a rational dialect of Fortran into ordinary irrational Fortran.
                     14: .I Ratfor
                     15: provides control flow constructs essentially identical to those in C:
                     16: .TP
                     17: statement grouping:
                     18: .nf
                     19: { statement; statement; statement }
                     20: .TP
                     21: decision-making:
                     22: if (condition) statement [ else statement ]
                     23: .br
                     24: switch (integer value) {
                     25:        case integer:   statement
                     26:        ...
                     27:        [ default: ]    statement
                     28: }
                     29: .TP
                     30: loops:
                     31: while (condition) statement
                     32: for (expression; condition; expression) statement
                     33: do limits statement
                     34: repeat statement [ until (condition) ]
                     35: break
                     36: next
                     37: .LP
                     38: and some syntactic sugar to make programs easier to read and write:
                     39: .TP
                     40: free form input:
                     41: multiple statements/line; automatic continuation
                     42: .TP
                     43: comments:
                     44: # this is a comment
                     45: .TP
                     46: translation of relationals:
                     47: >, >=, etc., become .GT., .GE., etc.
                     48: .TP
                     49: return (expression)
                     50: returns expression to caller from function
                     51: .TP
                     52: define:
                     53: define name replacement
                     54: .TP
                     55: include:
                     56: include filename
                     57: .PP
                     58: .fi
                     59: .I Ratfor
                     60: is best used with
                     61: .IR f77 (1).
                     62: .SH "SEE ALSO"
                     63: f77(1)
                     64: .br
                     65: B. W. Kernighan and P. J. Plauger,
                     66: .IR "Software Tools" ,
                     67: Addison-Wesley, 1976.

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