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Software Vault: The Gold Collection
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Software Vault - The Gold Collection (American Databankers) (1993).ISO
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oleo-1.3
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defuns.h
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C/C++ Source or Header
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1993-03-30
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2KB
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121 lines
/* This file repeatedly includes tahe contents of defun.h which contains
* doc strings and FUNC_ARGS structures for all of the interactive
* built-ins.
*
* It uses ugly preprocessor magic to build various tables.
*/
/* First, build arrays containing FUNC_ARG strings. */
#define DEFUN_5(Sname, FDname, FAname, DFname, Cname) \
0, \
}; \
\
static char * FAname [] = \
{
#define DEFUN(Sname, FDname, FAname, Cname) \
DEFUN_5(Sname, FDname, FAname, 0, Cname)
#define DEFUN_3(Sname, FDname, Cname)
#define FUNC_ARG_STRINGS 1
static char * FAfnord[] =
{
#include "defun.h"
0,
};
/* Docstrings */
#undef DEFUN
#undef DEFUN_3
#undef DEFUN_5
#undef FUNC_ARG_STRINGS
#undef DOC_STRINGS
#undef FUNC_INIT_CODE
#define DEFUN_5(Sname, FDname, FAname, DFname, Cname) \
0, \
}; \
\
static char * FDname [] = \
{
#define DEFUN(Sname, FDname, FAname, Cname) \
DEFUN_5(Sname, FDname, FAname, 0, Cname)
#define DEFUN_3(Sname, FDname, Cname) DEFUN(Sname, FDname, 0, Cname)
#define DOC_STRINGS 1
static char * FDfnord[] =
{
"Well, you know.",
#include "defun.h"
0,
};
/* init_code */
#undef DEFUN
#undef DEFUN_3
#undef DEFUN_5
#undef FUNC_ARG_STRINGS
#undef DOC_STRINGS
#undef FUNC_INIT_CODE
#define DEFUN_5(Sname, FDname, FAname, DFname, Cname) \
0, \
}; \
\
static char * DFname [] = \
{
#define DEFUN(Sname, FDname, FAname, Cname)
#define DEFUN_3(Sname, FDname, Cname)
#define FUNC_INIT_CODE 1
static char * DFfnord[] =
{
#include "defun.h"
0,
};
/* Building the function table. */
#undef DEFUN
#undef DEFUN_3
#undef DEFUN_5
#undef FUNC_ARG_STRINGS
#undef DOC_STRINGS
#undef FUNC_INIT_CODE
#define DEFUN_5(Sname, FDname, FAname, DFname, Cname) \
{ Sname, FDname, FAname, DFname, Cname },
#define DEFUN(Sname, FDname, FAname, Cname) \
DEFUN_5(Sname, FDname, FAname, 0, Cname)
#define DEFUN_3(Sname, FDname, Cname) \
DEFUN_5(Sname, FDname, 0, 0, Cname)
struct cmd_func cmd_funcs[] =
{
{ "fnord", FDfnord, FAfnord, DFfnord, fnord },
#include "defun.h"
{ 0, 0, 0, 0, 0 }
};