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- The following addition points are noted about the Shell.
-
- 1) EMS 3.2 or above is required if expanded memory is to be used.
-
- 2) It has been tested on MS-DOS 3.3 and 4.0 and under OS/2 in the
- DOS box.
-
- 3) Not all the addition library functions are required. Some are
- just included for your interest. Their functionality is
- briefly described below:
-
- director.c (required)
-
- MSDOS versions of the POSIX directory (3) functions (see
- POSIX standards and Unix manual pages for further information).
-
- getopt.c (required)
-
- The getopt function
-
- stdargv.c (required)
-
- A replacement for the standard Microsoft library stdargv.obj.
- This function tries to provide the wildcard expansion functionality
- normally provided by Unix. *, ?, [] and \ are supported.
- Environment variables are expanded and the selection of files
- across wildcard drive letters is supported (ie *:*.c will
- expand to all the .c files in the current directory of all
- drives).
-
- pnmatch.c (required)
-
- A pattern match function used by stdargv
-
- ms_dio.c
-
- A set of functions to allow you to do raw disk and memory
- I/O. The include file ms_dio has a set of macros to
- change the normal library calls so that they go via this
- package.
-
- popen.c
-
- A version of popen for MS-DOS
-
- syserr.c
-
- A modified version of the standard Microsoft error list.
-