static void
parse_args (int argc, char **argv)
{
GSList *group_names;
int i = 1;
if (argc >= 2)
{
if (! strcmp(argv[1], "help")
|| ! strcmp(argv[1], "--help")
|| ! strcmp(argv[1], "-h")
|| ! strcmp(argv[1], "-?"))
{
if (argc != 2)
jb_error("too many arguments for \"help\" action; run \"./jb help\" for an usage summary");
jb_action_help();
}
else if (! strcmp(argv[1], "configure"))
{
for (i++; i < argc; i++)
handle_variable(argv[i]);
jb_action_configure();
}
else if (! strcmp(argv[1], "build"))
{
group_names = parse_group_args(argc - 2, argv + 2);
jb_action_build(group_names);
}
else if (! strcmp(argv[1], "install"))
{
group_names = parse_group_args(argc - 2, argv + 2);
jb_action_install(group_names);
}
else if (! strcmp(argv[1], "makedist"))
{
if (argc != 2)
jb_error("too many arguments for \"makedist\" action; run \"./jb help\" for an usage summary");
jb_action_makedist();
}
else if (! strcmp(argv[1], "clean"))
{
group_names = parse_group_args(argc - 2, argv + 2);
jb_action_clean(group_names);
}
else if (! strcmp(argv[1], "distclean"))
{
group_names = parse_group_args(argc - 2, argv + 2);
jb_action_distclean(group_names);
}
else if (! strcmp(argv[1], "maintainerclean"))
{
group_names = parse_group_args(argc - 2, argv + 2);
jb_action_maintainerclean(group_names);
}
else
jb_error("unknown action \"%s\"; run \"./jb help\" for an usage summary", argv[1]);
}
else
jb_error("not enough arguments; run \"./jb help\" for an usage summary");
}
void read_programs()
{
int i, j, cnt;
char command[100], *ptr, *dest, *operand1, op, *operand2;
var_num = 0;
for(i = 0; i < 2; i++)
{
cnt = 0;
while(fgets(command, 100, stdin))
{
if(*(ptr = l_trim(command)) == '\0')
continue;
dest = ptr;
while(isalnum(*ptr)) ++ptr;
*ptr++ = '\0';
str_to_lower(dest);
if(strcmp(dest, "end") == 0)
break;
while(!isalnum(*ptr)) ++ptr;
operand1 = ptr++;
while(isalnum(*ptr)) ++ptr;
op = '\0';
if(*ptr == '+') op = '+';
else if(*ptr == '-') op = '-';
*ptr++ = '\0';
while(!isalnum(*ptr))
{
if(!op)
{
if(*ptr == '+') op = '+';
else if(*ptr == '-') op = '-';
}
++ptr;
}
operand2 = ptr++;
while(isalnum(*ptr)) ++ptr;
*ptr = '\0';
str_to_lower(operand1);
str_to_lower(operand2);
++cnt;
inst_set[i][cnt].inst = MOV_R1;
if(isdigit(operand1[0]))
{
inst_set[i][cnt].var = IMMEDIATE;
inst_set[i][cnt].num = atoi(operand1);
}
else
{
str_to_lower(operand1);
inst_set[i][cnt].var = handle_variable(operand1);
}
++cnt;
inst_set[i][cnt].inst = MOV_R2;
if(isdigit(operand2[0]))
{
inst_set[i][cnt].var = IMMEDIATE;
inst_set[i][cnt].num = atoi(operand2);
}
else
{
str_to_lower(operand2);
inst_set[i][cnt].var = handle_variable(operand2);
}
++cnt;
inst_set[i][cnt].inst = (op == '+' ? ADD : SUB);
++cnt;
inst_set[i][cnt].inst = MOV_VAR;
inst_set[i][cnt].var = handle_variable(dest);
}
inst_num[i] = cnt;
}
std::sort(var_set, var_set+var_num, cmp_var);
/*for(i = 1; i <= inst_num[0]; i += 4)
{
printf("%d R1, %d\n", inst_set[0][i].inst, inst_set[0][i].var);
printf("%d R2, %d\n", inst_set[0][i+1].inst, inst_set[0][i+1].var);
printf("%d R1, R2\n", inst_set[0][i+2].inst);
printf("%d %d, R1\n", inst_set[0][i+3].inst, inst_set[0][i+3].var);
}
for(i = 1; i <= inst_num[1]; i += 4)
{
printf("%d R1, %d\n", inst_set[1][i].inst, inst_set[1][i].var);
printf("%d R2, %d\n", inst_set[1][i+1].inst, inst_set[1][i+1].var);
printf("%d R1, R2\n", inst_set[1][i+2].inst);
printf("%d %d, R1\n", inst_set[1][i+3].inst, inst_set[1][i+3].var);
}*/
}
