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plparseopts: Parse command-line arguments
DESCRIPTION:
This function is used in all of the examples.
SYNOPSIS:
int plparseopts(p_argc, argv, mode)
ARGUMENTS:
p_argc (int *, input) : pointer to number of arguments.
argv (const char **, input) : Pointer to character array containing
*p_argc command-line arguments.
mode (PLINT, input) : Parsing mode with the following
possibilities: PL_PARSE_FULL (1) -- Full parsing of command line
and all error messages enabled, including program exit when an
error occurs. Anything on the command line that isn't recognized
as a valid option or option argument is flagged as an error.
PL_PARSE_QUIET (2) -- Turns off all output except in the case
of errors.
PL_PARSE_NODELETE (4) -- Turns off deletion of processed
arguments.
PL_PARSE_SHOWALL (8) -- Show invisible options
PL_PARSE_NOPROGRAM (32) -- Specified if argv[0] is NOT a
pointer to the program name.
PL_PARSE_NODASH (64) -- Set if leading dash is NOT required.
PL_PARSE_SKIP (128) -- Set to quietly skip over any
unrecognized arguments.
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