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src2man - extract man pages from source files.

Author

       Marc Vertes <mvertes@free.fr>

txt2man-1.7.1                                    10 October 2022                                      src2man(1)

Description

src2man scans source file srcfile. Only C source files are supported for now. Comments blocks starting by
       "/** num", where num is a section number, are converted into a man file, using txt2man(1).

       The  first  line  of  the  comment block must contain the name of the manpage, usually the function name,
       followed by a "-" and a short description. The following lines are  the  "DESCRIPTION"  section  content,
       except if they are in upper case, in which case they define a new section.

       If the next line after a comment block is empty, Then no "SYNOPSIS" section will be generated. Otherwise,
       src2man  will  look  in  the  following source lines for a function prototype or a type definion (struct,
       union, typedef, ...) matching the manpage name, and include it in a "SYNOPSIS" section.  This  avoids  to
       duplicate the type or function prototype in the comment block.

       The  best  place  for  code  documentation  is in the source file, where the body is implemented, not the
       header file which only contains the prototype. src2man automatically  searches  for  the  presence  of  a
       prototype  in  the  corresponding  header  file,  and  if found, will print a "#include" statement in the
       synopsis.

Environment

SOURCE_DATE_EPOCH
              Unix timestamp that is used for date in header instead of current date.

Example

       The following example displays C code and comments to generate a manpage foobar.3:

            /** 3
             * foobar - a sample dummy function
             * This line is now the first of the description section.
             * Note that function parameters parm1 and parm2 are highlighted
             * in the generated man page.
             */
            int foobar(char *parm1, int parm2)
            {
               ...
               return 0;
            }

Name

src2man - extract man pages from source files.

Options

-ddate
              Set the date of the man pages. Defaults to current date.

       -n     No man page is created. The name of the manpages that would be created are printed.

       -vvolume
              Specify the name of the volume to be printed in center header of generated manpages.

       -rrelease
              Specify the project name and release number for the generated manpage.

See Also

txt2man(1), bookman(1).

Synopsis

src2man [-n][-d date][-v volume][-rrelease] [srcfile ...]

See Also