1 .\" $NetBSD: fsplit.1,v 1.9 2003/08/07 11:13:50 agc Exp $
3 .\" Copyright (c) 1983, 1990, 1993
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6 .\" This code is derived from software contributed to Berkeley by
7 .\" Asa Romberger and Jerry Berkman.
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32 .\" from: @(#)fsplit.1 8.1 (Berkeley) 6/6/93
39 .Nd split a multi-routine Fortran file into individual files
47 takes as input either a file or standard input containing Fortran source code.
48 It attempts to split the input into separate routine files of the
53 is the name of the program unit (e.g. function, subroutine, block data or
55 The name for unnamed block data subprograms has the form
57 where NNN is three digits and a file of this name does not already exist.
58 For unnamed main programs the name has the form
60 If there is an error in classifying a program unit, or if
63 the program unit will be put in a file of the form
67 does not already exist.
71 Normally each subprogram unit is split into a separate file.
74 option is used, only the specified subprogram units are split into separate
78 .Dl fsplit -e readit -e doit prog.f
80 will split readit and doit into separate files.
83 If names specified via the
85 option are not found, a diagnostic is written to
94 Asa Romberger and Jerry Berkman
97 assumes the subprogram name is on the first noncomment line of the subprogram
99 Nonstandard source formats may confuse
104 for unnamed main programs and block data subprograms since you must
105 predict the created file name.