The PLplot Plotting Library: Programmer's Reference Manual
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plSetUsage: Set the strings used in usage and syntax messages.

plSetUsage (program_string, usage_string);

Sets the program string and usage string displayed by the command line help option (-h) and by plOptUsage.

program_string (const char *, input)

String to appear as the name of program.

usage_string (const char *, input)

String to appear as the usage text.

This function is currently available in C, C++, Java, Ocaml, Octave and Python.

This function is not used in any examples.

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