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version 3.0
This commit is contained in:
Valk Richard Li
2020-10-23 14:53:04 +08:00
parent c4a6d94543
commit e8341c7b06
91 changed files with 8428 additions and 26899 deletions
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nasal_builtin.h
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#ifndef __NASAL_BUILTIN_H__
#define __NASAL_BUILTIN_H__
#define in_builtin_find(value_name_string) (local_scope_addr>=0?nasal_vm.gc_get(local_scope_addr).get_closure().get_value_address(value_name_string):-1)
#define in_builtin_check(value_addr,value_type) (nasal_vm.gc_get(value_addr).get_type()==(value_type))
int nasal_runtime::builtin_print(int local_scope_addr)
{
// get arguments
int vector_value_addr=in_builtin_find("elements");
if(vector_value_addr<0 || !in_builtin_check(vector_value_addr,vm_vector))
{
std::cout<<">> [runtime] builtin_print: \"elements\" has wrong value type(must be vector).\n";
++error;
return -1;
}
// main process
nasal_vector& ref_vec=nasal_vm.gc_get(vector_value_addr).get_vector();
int size=ref_vec.size();
for(int i=0;i<size;++i)
{
nasal_scalar& tmp=nasal_vm.gc_get(ref_vec.get_value_address(i));
switch(tmp.get_type())
{
case vm_nil:std::cout<<"nil";break;
case vm_number:std::cout<<tmp.get_number();break;
case vm_string:std::cout<<tmp.get_string();break;
case vm_vector:std::cout<<"[...]";break;
case vm_hash:std::cout<<"{...}";break;
case vm_function:std::cout<<"func(...){...}";break;
case vm_closure:std::cout<<"closure{{...}}";break;
}
if(i==size-1)
std::cout<<'\n';
}
// generate return value
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_nil);
return ret_addr;
}
int nasal_runtime::builtin_append(int local_scope_addr)
{
int vector_value_addr=in_builtin_find("vector");
int elem_value_addr=in_builtin_find("elements");
if(vector_value_addr<0 || !in_builtin_check(vector_value_addr,vm_vector))
{
std::cout<<">> [runtime] builtin_append: \"vector\" has wrong value type(must be vector).\n";
++error;
return -1;
}
if(elem_value_addr<0 || !in_builtin_check(elem_value_addr,vm_vector))
{
std::cout<<">> [runtime] builtin_append: \"elements\" has wrong value type(must be vector).\n";
++error;
return -1;
}
nasal_vector& ref_vector=nasal_vm.gc_get(vector_value_addr).get_vector();
nasal_vector& ref_elements=nasal_vm.gc_get(elem_value_addr).get_vector();
int size=ref_elements.size();
for(int i=0;i<size;++i)
{
int value_address=ref_elements.get_value_address(i);
nasal_vm.add_reference(value_address);
ref_vector.add_elem(value_address);
}
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_nil);
return ret_addr;
}
int nasal_runtime::builtin_setsize(int local_scope_addr)
{
int vector_value_addr=in_builtin_find("vector");
int size_value_addr=in_builtin_find("size");
if(vector_value_addr<0 || nasal_vm.gc_get(vector_value_addr).get_type()!=vm_vector)
{
std::cout<<">> [runtime] builtin_setsize: \"vector\" has wrong value type(must be vector).\n";
++error;
return -1;
}
if(size_value_addr<0)
{
std::cout<<">> [runtime] builtin_setsize: \"size\" has wrong value type(must be string or number).\n";
++error;
return -1;
}
int type=nasal_vm.gc_get(size_value_addr).get_type();
if(type!=vm_number && type!=vm_string)
{
std::cout<<">> [runtime] builtin_setsize: size is not a number.\n";
++error;
return -1;
}
int number;
if(type==vm_number)
number=(int)nasal_vm.gc_get(size_value_addr).get_number();
else
{
std::string str=nasal_vm.gc_get(size_value_addr).get_string();
if(check_numerable_string(str))
number=(int)trans_string_to_number(str);
else
{
std::cout<<">> [runtime] builtin_setsize: size is not a numerable string.\n";
++error;
return -1;
}
}
if(number<0)
{
std::cout<<">> [runtime] builtin_setsize: size must be greater than -1.\n";
++error;
return -1;
}
nasal_vector& ref_vector=nasal_vm.gc_get(vector_value_addr).get_vector();
int vec_size=ref_vector.size();
if(number<vec_size)
for(int i=number;i<vec_size;++i)
{
int addr=ref_vector.del_elem();
if(addr>=0)
nasal_vm.del_reference(addr);
}
else if(number>vec_size)
for(int i=vec_size;i<number;++i)
{
int new_val_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(new_val_addr).set_type(vm_nil);
ref_vector.add_elem(new_val_addr);
}
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_nil);
return ret_addr;
}
int nasal_runtime::builtin_system(int local_scope_addr)
{
int str_value_addr=in_builtin_find("str");
if(str_value_addr<0 || nasal_vm.gc_get(str_value_addr).get_type()!=vm_string)
{
std::cout<<">> [runtime] builtin_system: \"str\" has wrong value type(must be string).\n";
++error;
return -1;
}
std::string str=nasal_vm.gc_get(str_value_addr).get_string();
int size=str.length();
char* command=new char[size+1];
for(int i=0;i<size;++i)
command[i]=str[i];
command[size]='\0';
system(command);
delete []command;
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_nil);
return ret_addr;
}
int nasal_runtime::builtin_input(int local_scope_addr)
{
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_string);
std::string str;
std::cin>>str;
nasal_vm.gc_get(ret_addr).set_string(str);
return ret_addr;
}
int nasal_runtime::builtin_sleep(int local_scope_addr)
{
int value_addr=in_builtin_find("duration");
if(value_addr<0 || (nasal_vm.gc_get(value_addr).get_type()!=vm_string && nasal_vm.gc_get(value_addr).get_type()!=vm_number))
{
std::cout<<">> [runtime] builtin_sleep: \"duration\" has wrong value type(must be string or number).\n";
++error;
return -1;
}
unsigned long sleep_time=0;
if(nasal_vm.gc_get(value_addr).get_type()==vm_string)
{
std::string str=nasal_vm.gc_get(value_addr).get_string();
if(check_numerable_string(str))
sleep_time=(unsigned long)trans_string_to_number(str);
else
{
std::cout<<">> [runtime] builtin_sleep: this is not a numerable string.\n";
++error;
return -1;
}
}
else
sleep_time=(unsigned long)nasal_vm.gc_get(value_addr).get_number();
sleep(sleep_time); // sleep in unistd.h will make this progress sleep sleep_time seconds.
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_nil);
return ret_addr;
}
int nasal_runtime::builtin_finput(int local_scope_addr)
{
int value_addr=in_builtin_find("filename");
if(value_addr<0 || nasal_vm.gc_get(value_addr).get_type()!=vm_string)
{
std::cout<<">> [runtime] builtin_finput: \"filename\" has wrong value type(must be string).\n";
++error;
return -1;
}
std::string filename=nasal_vm.gc_get(value_addr).get_string();
std::ifstream fin(filename);
std::string file_content="";
if(!fin.fail())
while(!fin.eof())
{
file_content.push_back(fin.get());
if(fin.eof())
break;
}
else
file_content="cannot open file named \'"+filename+"\'.";
fin.close();
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_string);
nasal_vm.gc_get(ret_addr).set_string(file_content);
return ret_addr;
}
int nasal_runtime::builtin_foutput(int local_scope_addr)
{
int value_addr=in_builtin_find("filename");
int str_value_addr=in_builtin_find("str");
if(value_addr<0 || nasal_vm.gc_get(value_addr).get_type()!=vm_string)
{
std::cout<<">> [runtime] builtin_foutput: \"filename\" has wrong value type(must be string).\n";
++error;
return -1;
}
if(str_value_addr<0 || nasal_vm.gc_get(str_value_addr).get_type()!=vm_string)
{
std::cout<<">> [runtime] builtin_foutput: \"str\" has wrong value type(must be string).\n";
++error;
return -1;
}
std::string filename=nasal_vm.gc_get(value_addr).get_string();
std::string file_content=nasal_vm.gc_get(str_value_addr).get_string();
std::ofstream fout(filename);
fout<<file_content;
fout.close();
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_nil);
return ret_addr;
}
int nasal_runtime::builtin_split(int local_scope_addr)
{
int delimeter_value_addr=in_builtin_find("delimeter");
int string_value_addr=in_builtin_find("string");
if(delimeter_value_addr<0 || nasal_vm.gc_get(delimeter_value_addr).get_type()!=vm_string)
{
std::cout<<">> [runtime] builtin_split: \"delimeter\" has wrong value type(must be string).\n";
++error;
return -1;
}
if(string_value_addr<0 || nasal_vm.gc_get(string_value_addr).get_type()!=vm_string)
{
std::cout<<">> [runtime] builtin_split: \"string\" has wrong value type(must be string).\n";
++error;
return -1;
}
std::string delimeter=nasal_vm.gc_get(delimeter_value_addr).get_string();
std::string source=nasal_vm.gc_get(string_value_addr).get_string();
int delimeter_len=delimeter.length();
if(delimeter_len<1)
{
std::cout<<">> [runtime] builtin_split: delimeter's length must be greater than 0.\n";
++error;
return -1;
}
int source_len=source.length();
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_vector);
nasal_vector& ref_vec=nasal_vm.gc_get(ret_addr).get_vector();
std::string tmp="";
for(int i=0;i<source_len;++i)
{
bool check_delimeter=false;
if(source[i]==delimeter[0])
for(int j=0;j<delimeter_len;++j)
{
if(i+j>=source_len || source[i+j]!=delimeter[j])
break;
if(j==delimeter_len-1)
check_delimeter=true;
}
if(check_delimeter)
{
int str_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(str_addr).set_type(vm_string);
nasal_vm.gc_get(str_addr).set_string(tmp);
ref_vec.add_elem(str_addr);
tmp="";
i+=delimeter_len-1;
}
else
tmp+=source[i];
}
if(tmp.length())
{
int str_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(str_addr).set_type(vm_string);
nasal_vm.gc_get(str_addr).set_string(tmp);
ref_vec.add_elem(str_addr);
tmp="";
}
return ret_addr;
}
int nasal_runtime::builtin_rand(int local_scope_addr)
{
int value_addr=in_builtin_find("seed");
if(value_addr<0 || (nasal_vm.gc_get(value_addr).get_type()!=vm_number && nasal_vm.gc_get(value_addr).get_type()!=vm_nil))
{
std::cout<<">> [runtime] builtin_rand: \"seed\" has wrong value type(must be nil or number).\n";
++error;
return -1;
}
if(nasal_vm.gc_get(value_addr).get_type()==vm_number)
{
unsigned int number=(unsigned int)nasal_vm.gc_get(value_addr).get_number();
srand(number);
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_nil);
return ret_addr;
}
double num=0;
for(int i=0;i<5;++i)
num=(num+rand())*(1.0/(RAND_MAX+1.0));
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_number);
nasal_vm.gc_get(ret_addr).set_number(num);
return ret_addr;
}
int nasal_runtime::builtin_id(int local_scope_addr)
{
int value_addr=in_builtin_find("id");
if(value_addr<0)
{
std::cout<<">> [runtime] builtin_id: cannot find \"id\".\n";
++error;
return -1;
}
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_number);
nasal_vm.gc_get(ret_addr).set_number((double)value_addr);
return ret_addr;
}
int nasal_runtime::builtin_int(int local_scope_addr)
{
int value_addr=in_builtin_find("value");
if(value_addr<0 || nasal_vm.gc_get(value_addr).get_type()!=vm_number)
{
std::cout<<">> [runtime] builtin_int: \"value\" has wrong value type(must be number).\n";
++error;
return -1;
}
int number=(int)nasal_vm.gc_get(value_addr).get_number();
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_number);
nasal_vm.gc_get(ret_addr).set_number((double)number);
return ret_addr;
}
int nasal_runtime::builtin_num(int local_scope_addr)
{
int value_addr=in_builtin_find("value");
if(value_addr<0 || nasal_vm.gc_get(value_addr).get_type()!=vm_string)
{
std::cout<<">> [runtime] builtin_num: \"value\" has wrong value type(must be string).\n";
++error;
return -1;
}
std::string str=nasal_vm.gc_get(value_addr).get_string();
if(!check_numerable_string(str))
{
std::cout<<">> [runtime] builtin_num: this is not a numerable string.\n";
++error;
return -1;
}
double number=trans_string_to_number(str);
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_number);
nasal_vm.gc_get(ret_addr).set_number(number);
return ret_addr;
}
int nasal_runtime::builtin_pop(int local_scope_addr)
{
int value_addr=in_builtin_find("vector");
if(value_addr<0 || nasal_vm.gc_get(value_addr).get_type()!=vm_vector)
{
std::cout<<">> [runtime] builtin_pop: \"vector\" has wrong value type(must be vector).\n";
++error;
return -1;
}
int ret_addr=nasal_vm.gc_get(value_addr).get_vector().del_elem();
return ret_addr;
}
int nasal_runtime::builtin_str(int local_scope_addr)
{
int value_addr=in_builtin_find("number");
if(value_addr<0 || nasal_vm.gc_get(value_addr).get_type()!=vm_number)
{
std::cout<<">> [runtime] builtin_str: \"number\" has wrong value type(must be number).\n";
++error;
return -1;
}
double number=nasal_vm.gc_get(value_addr).get_number();
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_string);
nasal_vm.gc_get(ret_addr).set_string(trans_number_to_string(number));
return ret_addr;
}
int nasal_runtime::builtin_size(int local_scope_addr)
{
int value_addr=in_builtin_find("object");
if(value_addr<0)
{
std::cout<<">> [runtime] builtin_size: cannot find value \"object\".\n";
++error;
return -1;
}
int type=nasal_vm.gc_get(value_addr).get_type();
int number=-1;
switch(type)
{
case vm_nil:
case vm_number:
case vm_function:
case vm_closure:break;
case vm_string:number=nasal_vm.gc_get(value_addr).get_string().length();break;
case vm_vector:number=nasal_vm.gc_get(value_addr).get_vector().size();break;
case vm_hash:number=nasal_vm.gc_get(value_addr).get_hash().size();break;
}
int ret_addr=nasal_vm.gc_alloc();
if(number<0)
nasal_vm.gc_get(ret_addr).set_type(vm_nil);
else
{
nasal_vm.gc_get(ret_addr).set_type(vm_number);
nasal_vm.gc_get(ret_addr).set_number((double)number);
}
return ret_addr;
}
int nasal_runtime::builtin_xor(int local_scope_addr)
{
int a_addr=in_builtin_find("a");
int b_addr=in_builtin_find("b");
if(a_addr<0 || nasal_vm.gc_get(a_addr).get_type()!=vm_number)
{
std::cout<<">> [runtime] builtin_xor: \"a\" has wrong value type(must be number).\n";
++error;
return -1;
}
if(b_addr<0 || nasal_vm.gc_get(b_addr).get_type()!=vm_number)
{
std::cout<<">> [runtime] builtin_xor: \"b\" has wrong value type(must be number).\n";
++error;
return -1;
}
int number_a=(int)nasal_vm.gc_get(a_addr).get_number();
int number_b=(int)nasal_vm.gc_get(b_addr).get_number();
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_number);
nasal_vm.gc_get(ret_addr).set_number((double)(number_a^number_b));
return ret_addr;
}
int nasal_runtime::builtin_and(int local_scope_addr)
{
int a_addr=in_builtin_find("a");
int b_addr=in_builtin_find("b");
if(a_addr<0 || nasal_vm.gc_get(a_addr).get_type()!=vm_number)
{
std::cout<<">> [runtime] builtin_and: \"a\" has wrong value type(must be number).\n";
++error;
return -1;
}
if(b_addr<0 || nasal_vm.gc_get(b_addr).get_type()!=vm_number)
{
std::cout<<">> [runtime] builtin_and: \"b\" has wrong value type(must be number).\n";
++error;
return -1;
}
int number_a=(int)nasal_vm.gc_get(a_addr).get_number();
int number_b=(int)nasal_vm.gc_get(b_addr).get_number();
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_number);
nasal_vm.gc_get(ret_addr).set_number((double)(number_a&number_b));
return ret_addr;
}
int nasal_runtime::builtin_or(int local_scope_addr)
{
int a_addr=in_builtin_find("a");
int b_addr=in_builtin_find("b");
if(a_addr<0 || nasal_vm.gc_get(a_addr).get_type()!=vm_number)
{
std::cout<<">> [runtime] builtin_or: \"a\" has wrong value type(must be number).\n";
++error;
return -1;
}
if(b_addr<0 || nasal_vm.gc_get(b_addr).get_type()!=vm_number)
{
std::cout<<">> [runtime] builtin_or: \"b\" has wrong value type(must be number).\n";
++error;
return -1;
}
int number_a=(int)nasal_vm.gc_get(a_addr).get_number();
int number_b=(int)nasal_vm.gc_get(b_addr).get_number();
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_number);
nasal_vm.gc_get(ret_addr).set_number((double)(number_a|number_b));
return ret_addr;
}
int nasal_runtime::builtin_nand(int local_scope_addr)
{
int a_addr=in_builtin_find("a");
int b_addr=in_builtin_find("b");
if(a_addr<0 || nasal_vm.gc_get(a_addr).get_type()!=vm_number)
{
std::cout<<">> [runtime] builtin_nand: \"a\" has wrong value type(must be number).\n";
++error;
return -1;
}
if(b_addr<0 || nasal_vm.gc_get(b_addr).get_type()!=vm_number)
{
std::cout<<">> [runtime] builtin_nand: \"b\" has wrong value type(must be number).\n";
++error;
return -1;
}
int number_a=(int)nasal_vm.gc_get(a_addr).get_number();
int number_b=(int)nasal_vm.gc_get(b_addr).get_number();
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_number);
nasal_vm.gc_get(ret_addr).set_number((double)(~(number_a&number_b)));
return ret_addr;
}
int nasal_runtime::builtin_not(int local_scope_addr)
{
int a_addr=in_builtin_find("a");
if(a_addr<0 || nasal_vm.gc_get(a_addr).get_type()!=vm_number)
{
std::cout<<">> [runtime] builtin_not: \"a\" has wrong value type(must be number).\n";
++error;
return -1;
}
int number=(int)nasal_vm.gc_get(a_addr).get_number();
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_number);
nasal_vm.gc_get(ret_addr).set_number((double)(~number));
return ret_addr;
}
int nasal_runtime::builtin_sin(int local_scope_addr)
{
int value_addr=in_builtin_find("x");
if(value_addr<0 || nasal_vm.gc_get(value_addr).get_type()!=vm_number)
{
std::cout<<">> [runtime] builtin_sin: \"x\" has wrong value type(must be number).\n";
++error;
return -1;
}
double number=nasal_vm.gc_get(value_addr).get_number();
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_number);
nasal_vm.gc_get(ret_addr).set_number(sin(number));
return ret_addr;
}
int nasal_runtime::builtin_cos(int local_scope_addr)
{
int value_addr=in_builtin_find("x");
if(value_addr<0 || nasal_vm.gc_get(value_addr).get_type()!=vm_number)
{
std::cout<<">> [runtime] builtin_cos: \"x\" has wrong value type(must be number).\n";
++error;
return -1;
}
double number=nasal_vm.gc_get(value_addr).get_number();
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_number);
nasal_vm.gc_get(ret_addr).set_number(cos(number));
return ret_addr;
}
int nasal_runtime::builtin_tan(int local_scope_addr)
{
int value_addr=in_builtin_find("x");
if(value_addr<0 || nasal_vm.gc_get(value_addr).get_type()!=vm_number)
{
std::cout<<">> [runtime] builtin_tan: \"x\" has wrong value type(must be number).\n";
++error;
return -1;
}
double number=nasal_vm.gc_get(value_addr).get_number();
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_number);
nasal_vm.gc_get(ret_addr).set_number(tan(number));
return ret_addr;
}
int nasal_runtime::builtin_exp(int local_scope_addr)
{
int value_addr=in_builtin_find("x");
if(value_addr<0 || nasal_vm.gc_get(value_addr).get_type()!=vm_number)
{
std::cout<<">> [runtime] builtin_exp: \"x\" has wrong value type(must be number).\n";
++error;
return -1;
}
double number=nasal_vm.gc_get(value_addr).get_number();
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_number);
nasal_vm.gc_get(ret_addr).set_number(exp(number));
return ret_addr;
}
int nasal_runtime::builtin_ln(int local_scope_addr)
{
int value_addr=in_builtin_find("x");
if(value_addr<0 || nasal_vm.gc_get(value_addr).get_type()!=vm_number)
{
std::cout<<">> [runtime] builtin_ln: \"x\" has wrong value type(must be number).\n";
++error;
return -1;
}
double number=nasal_vm.gc_get(value_addr).get_number();
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_number);
nasal_vm.gc_get(ret_addr).set_number(log(number)/log(2.7182818284590452354));
return ret_addr;
}
int nasal_runtime::builtin_sqrt(int local_scope_addr)
{
int value_addr=in_builtin_find("x");
if(value_addr<0 || nasal_vm.gc_get(value_addr).get_type()!=vm_number)
{
std::cout<<">> [runtime] builtin_sqrt: \"x\" has wrong value type(must be number).\n";
++error;
return -1;
}
double number=nasal_vm.gc_get(value_addr).get_number();
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_number);
nasal_vm.gc_get(ret_addr).set_number(sqrt(number));
return ret_addr;
}
int nasal_runtime::builtin_atan2(int local_scope_addr)
{
int x_value_addr=in_builtin_find("x");
int y_value_addr=in_builtin_find("y");
if(x_value_addr<0 || nasal_vm.gc_get(x_value_addr).get_type()!=vm_number)
{
std::cout<<">> [runtime] builtin_atan2: \"x\" has wrong value type(must be number).\n";
++error;
return -1;
}
if(y_value_addr<0 || nasal_vm.gc_get(y_value_addr).get_type()!=vm_number)
{
std::cout<<">> [runtime] builtin_atan2: \"y\" has wrong value type(must be number).\n";
++error;
return -1;
}
double x=nasal_vm.gc_get(x_value_addr).get_number();
double y=nasal_vm.gc_get(y_value_addr).get_number();
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_number);
nasal_vm.gc_get(ret_addr).set_number(atan2(y,x));
return ret_addr;
}
int nasal_runtime::builtin_time(int local_scope_addr)
{
int value_addr=in_builtin_find("begin_time");
if(value_addr<0 || nasal_vm.gc_get(value_addr).get_type()!=vm_number)
{
std::cout<<">> [runtime] builtin_time: \"begin_time\" has wrong value type(must be number).\n";
++error;
return -1;
}
time_t begin_time=(time_t)nasal_vm.gc_get(value_addr).get_number();
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_number);
nasal_vm.gc_get(ret_addr).set_number((double)time(&begin_time));
return ret_addr;
}
int nasal_runtime::builtin_contains(int local_scope_addr)
{
int hash_addr=in_builtin_find("hash");
int key_addr=in_builtin_find("key");
if(hash_addr<0 || !in_builtin_check(hash_addr,vm_hash))
{
std::cout<<">> [runtime] builtin_contains: \"hash\" has wrong type(must be hash).\n";
++error;
return -1;
}
if(key_addr<0 || !in_builtin_check(key_addr,vm_string))
{
std::cout<<">> [runtime] builtin_contains: \"key\" has wrong type(must be string).\n";
++error;
return -1;
}
std::string key=nasal_vm.gc_get(key_addr).get_string();
bool contains=nasal_vm.gc_get(hash_addr).get_hash().check_contain(key);
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_number);
nasal_vm.gc_get(ret_addr).set_number((double)contains);
return ret_addr;
}
int nasal_runtime::builtin_delete(int local_scope_addr)
{
int hash_addr=in_builtin_find("hash");
int key_addr=in_builtin_find("key");
if(hash_addr<0 || !in_builtin_check(hash_addr,vm_hash))
{
std::cout<<">> [runtime] builtin_delete: \"hash\" has wrong type(must be hash).\n";
++error;
return -1;
}
if(key_addr<0 || !in_builtin_check(key_addr,vm_string))
{
std::cout<<">> [runtime] builtin_delete: \"key\" has wrong type(must be string).\n";
++error;
return -1;
}
std::string key=nasal_vm.gc_get(key_addr).get_string();
nasal_vm.gc_get(hash_addr).get_hash().del_elem(key);
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_nil);
return ret_addr;
}
int nasal_runtime::builtin_getkeys(int local_scope_addr)
{
int hash_addr=in_builtin_find("hash");
if(hash_addr<0 || !in_builtin_check(hash_addr,vm_hash))
{
std::cout<<">> [runtime] builtin_delete: \"hash\" has wrong type(must be hash).\n";
++error;
return -1;
}
int ret_addr=nasal_vm.gc_get(hash_addr).get_hash().get_keys();
return ret_addr;
}
int nasal_runtime::builtin_import(int local_scope_addr)
{
// this function is used in preprocessing.
// this function will return nothing when running.
++error;
std::cout<<">> [runtime] builtin_import: cannot use import when running.\n";
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_nil);
return ret_addr;
}
int nasal_runtime::builtin_die(int local_scope_addr)
{
int str_addr=in_builtin_find("str");
if(str_addr<0 || !in_builtin_check(str_addr,vm_string))
{
std::cout<<">> [runtime] builtin_die: \"str\" has wrong type(must be string).\n";
++error;
return -1;
}
++error;
std::cout<<">> [runtime] error: "<<nasal_vm.gc_get(str_addr).get_string()<<'\n';
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_nil);
return ret_addr;
}
int nasal_runtime::builtin_type(int local_scope_addr)
{
int value_addr=in_builtin_find("object");
if(value_addr<0)
{
std::cout<<">> [runtime] builtin_type: cannot find \"object\".\n";
++error;
return -1;
}
int type=nasal_vm.gc_get(value_addr).get_type();
int ret_addr=nasal_vm.gc_alloc();
nasal_vm.gc_get(ret_addr).set_type(vm_string);
switch(type)
{
case vm_nil: nasal_vm.gc_get(ret_addr).set_string("nil");break;
case vm_number: nasal_vm.gc_get(ret_addr).set_string("number");break;
case vm_string: nasal_vm.gc_get(ret_addr).set_string("string");break;
case vm_vector: nasal_vm.gc_get(ret_addr).set_string("vector");break;
case vm_hash: nasal_vm.gc_get(ret_addr).set_string("hash");break;
case vm_function: nasal_vm.gc_get(ret_addr).set_string("function");break;
}
return ret_addr;
}
#endif