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MiNT 1.12

#include "mint.h"

#include <stdio.h>

#include <stdlib.h>

#include <stddef.h>



static void usage P_((void));

int main(int argc, char **argv);



static void

usage()

{

	fprintf(stderr, "Usage: genmagic outputfile\n");

	exit(2);

}



/* conventions:

 * C_XXX is offset of XXX in CONTEXT struct

 * P_XXX is offset of XXX in PROC struct

 */



struct magics {

	const char *name;

	long value;

} magics[] = {

	{ "C_PTRACE", offsetof(CONTEXT, ptrace)},

	{ "C_SFMT", offsetof(CONTEXT, sfmt)},

	{ "C_INTERNAL", offsetof(CONTEXT, internal)},

	{ "C_SR", offsetof(CONTEXT, sr)},

	{ "C_PC", offsetof(CONTEXT, pc)},

	{ "C_FSTATE", offsetof(CONTEXT, fstate)},

	{ "C_FREGS", offsetof(CONTEXT, fregs)},

	{ "C_FCTRL", offsetof(CONTEXT, fctrl)},

	{ "C_USP", offsetof(CONTEXT, usp)},

	{ "C_SSP", offsetof(CONTEXT, ssp)},

	{ "C_TERM", offsetof(CONTEXT, term_vec)},

	{ "C_D0", offsetof(CONTEXT, regs)},

	{ "C_A0", offsetof(CONTEXT, regs)+32},

	{ "C_CRP", offsetof(CONTEXT, crp)},

	{ "C_TC", offsetof(CONTEXT, tc)},

	{ "P_CTXT0", offsetof(PROC, ctxt)},

	{ "P_SYSTIME", offsetof(PROC, systime)},

	{ "P_USRTIME", offsetof(PROC, usrtime)},

	{ "P_PTRACER", offsetof(PROC, ptracer)},

	{ "P_SYSCTXT", offsetof(PROC, ctxt)},

	{ "P_EXCPC", offsetof(PROC, exception_pc)},

	{ "P_EXCSSP", offsetof(PROC, exception_ssp)},

	{ "P_EXCADDR", offsetof(PROC, exception_addr)},

	{ "P_EXCTBL", offsetof(PROC, exception_tbl)},

	{ "P_EXCMMUSR", offsetof(PROC, exception_mmusr)},

	{ (char *)0, 0 }

};



int

main(argc, argv)

	int argc;

	char **argv;

{

	FILE *f;

	int i;



	if (argc != 2)

		usage();

	f = fopen(argv[1], "w");

	if (!f) {

		perror(argv[1]);

		exit(1);

	}



	for (i = 0; magics[i].name; i++) {

		fprintf(f, "%%define %s %ld\n", magics[i].name,

				magics[i].value);

	}

	fclose(f);

	return 0;

}

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