예제 #1
0
파일: shell.c 프로젝트: Surtr04/misc
int run (char **args,int bg, char *comm,char *in, char *out) {

	pid_t pid = fork();
	int status;

	if(in)
		redir_input(in);
	if(out)
		redir_output(out);

	if(pid == 0) {
		if(bg)
			raise(SIGSTOP);

		execvp(args[0],args);
		perror(args[0]);
		exit(-1);
	}
	else {
		if(bg) {
			appendJob(comm,pid);
		}
		else {
			actual_pid = pid;
			waitpid(pid,&status,0);
			actual_pid = -1;
			if(WIFEXITED(status)) 
			return WEXITSTATUS(status);
		else
			return -1;
		}
	}
}
예제 #2
0
파일: SAM.cpp 프로젝트: SimonKagstrom/frodo
void SAM(C64 *the_c64)
{
	bool done = false;
	char c;

	TheCPU = the_c64->TheCPU;
	TheCPU1541 = the_c64->TheCPU1541;
	TheVIC = the_c64->TheVIC;
	TheSID = the_c64->TheSID;
	TheCIA1 = the_c64->TheCIA1;
	TheCIA2 = the_c64->TheCIA2;

	// Get CPU registers and current memory configuration
	TheCPU->GetState(&R64);
	TheCPU->ExtConfig = (~R64.ddr | R64.pr) & 7;
	TheCPU1541->GetState(&R1541);

#ifdef __riscos__
	Wimp_CommandWindow((int)"SAM");
#endif

#ifdef AMIGA
	if (!(fin = fout = ferr = fopen("CON:0/0/640/480/SAM", "w+")))
		return;
#else
	fin = stdin;
	fout = stdout;
	ferr = stdout;
#endif

	access_1541 = false;
	address = R64.pc;

	fprintf(ferr, "\n *** SAM - Simple Assembler and Monitor ***\n ***         Press 'h' for help         ***\n\n");
	init_abort();
	display_registers();

	while (!done) {
		if (access_1541)
			fprintf(ferr, "1541> ");
		else
			fprintf(ferr, "C64> ");
		fflush(ferr);
		read_line();
		while ((c = get_char()) == ' ') ;

		switch (c) {
			case 'a':		// Assemble
				get_token();
				assemble();
				break;

			case 'b':		// Binary dump
				get_token();
				binary_dump();
				break;

			case 'c':		// Compare
				get_token();
				compare();
				break;

			case 'd':		// Disassemble
				get_token();
				disassemble();
				break;

			case 'e':       // Interrupt vectors
				int_vectors();
				break;

			case 'f':		// Fill
				get_token();
				fill();
				break;

			case 'h':		// Help
				help();
				break;

			case 'i':		// ASCII dump
				get_token();
				ascii_dump();
				break;

			case 'k':		// Memory configuration
				get_token();
				mem_config();
				break;

			case 'l':		// Load data
				get_token();
				load_data();
				break;

			case 'm':		// Memory dump
				get_token();
				memory_dump();
				break;

			case 'n':		// Screen code dump
				get_token();
				screen_dump();
				break;

			case 'o':		// Redirect output
				get_token();
				redir_output();
				break;

			case 'p':		// Sprite dump
				get_token();
				sprite_dump();
				break;

			case 'r':		// Registers
				get_reg_token();
				registers();
				break;

			case 's':		// Save data
				get_token();
				save_data();
				break;

			case 't':		// Transfer
				get_token();
				transfer();
				break;

			case 'v':		// View machine state
				view_state();
				break;

			case 'x':		// Exit
				done = true;
				break;

			case ':':		// Change memory
				get_token();
				modify();
				break;

			case '1':		// Switch to 1541 mode
				access_1541 = true;
				break;

			case '6':		// Switch to C64 mode
				access_1541 = false;
				break;

			case '?':		// Compute expression
				get_token();
				print_expr();
				break;

			case '\n':		// Blank line
				break;

			default:		// Unknown command
				error("Unknown command");
				break;
		}
	}

	exit_abort();

#ifdef AMIGA
	fclose(fin);
#endif
	if (fout != ferr)
		fclose(fout);

#ifdef __riscos__
	Wimp_CommandWindow(-1);
#endif

	// Set CPU registers
	TheCPU->SetState(&R64);
	TheCPU1541->SetState(&R1541);
}