File generation
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#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
struct nil{};
struct GenerateSubStruct{
int type;
union{
char *string;
int int_number;
float float_number;
double double_number;
};
GenerateSubStruct(nil){type = 0;}
GenerateSubStruct(char *a){string = a; type = 1;}
GenerateSubStruct(int a){int_number = a; type = 2;}
GenerateSubStruct(float a){float_number = a; type = 3;}
GenerateSubStruct(double a){double_number = a; type = 4;}
};
struct Generate;
void Generate_out(Generate *in, char *string);
void Generate_out(Generate *in, int number_in);
void Generate_out(Generate *in, float number_in);
void Generate_out(Generate *in, double number_in);
struct Generate{
int indent_level = 0;
int index = 0;
int size = 0;
bool is_new_line = 1;
char *buffer;
explicit
Generate(int size_in)
{
size = size_in * 1024;
buffer = (char *)calloc(size,1);
}
void add(char a_in)
{
buffer[index++] = a_in;
}
void print()
{
printf("%s", buffer);
}
void out( GenerateSubStruct a = nil{},
GenerateSubStruct b = nil{},
GenerateSubStruct c = nil{},
GenerateSubStruct d = nil{},
GenerateSubStruct e = nil{},
GenerateSubStruct f = nil{},
GenerateSubStruct g = nil{},
GenerateSubStruct h = nil{},
GenerateSubStruct i = nil{},
GenerateSubStruct j = nil{})
{
GenerateSubStruct array[] = {a,b,c,d,e,f,g,h,i,j};
for(int i = 0; i < sizeof(array) / sizeof(*array); ++i)
{
switch(array[i].type)
{
case 1:{ Generate_out(this, array[i].string); }break;
case 2:{ Generate_out(this, array[i].int_number); }break;
case 3:{ Generate_out(this, array[i].float_number); }break;
case 4:{ Generate_out(this, array[i].double_number); }break;
}
}
}
};
void Generate_out(Generate *in, double number_in)
{
int pre_index = in->index;
in->index += sprintf(&in->buffer[in->index], "%g" ,number_in);
bool found_dot = 0;
for(;pre_index < in->index; ++pre_index)
{
if(in->buffer[pre_index] == '.')
{
found_dot = 1;
break;
}
}
if(found_dot == 0)
{
in->add('.');
}
}
void Generate_out(Generate *in, float number_in)
{
int pre_index = in->index;
in->index += sprintf(&in->buffer[in->index], "%g" ,number_in);
bool found_dot = 0;
for(;pre_index < in->index; ++pre_index)
{
if(in->buffer[pre_index] == '.')
{
found_dot = 1;
break;
}
}
if(found_dot == 0)
{
in->add('.');
}
in->add('f');
}
void Generate_out(Generate *in, int number_in)
{
in->index += sprintf(&in->buffer[in->index], "%i" ,number_in);
}
void Generate_out(Generate *in, char *string)
{
for(int i = 0; string[i] != 0; ++i)
{
if(in->is_new_line == 1)
{
while(string[i] == ' ')
{
++i;
}
in->is_new_line = 0;
}
if(string[i] == '{')
{
in->add(string[i]);
in->add('\n');
in->indent_level++;
for(int j = 0; j < in->indent_level; ++j) in->add('\t');
in->is_new_line = 1;
}
else if(string[i] == '}')
{
assert(in->buffer[in->index-1] == '\t');
in->index--;
in->add(string[i]);
bool local_white_space = 1;
bool first_word = 1;
if(string[i+1] == ';') in->add(string[++i]);
in->add('\n');
in->indent_level--;
for(int j = 0; j < in->indent_level; ++j) in->add('\t');
in->is_new_line = 1;
}
else if(string[i] == ';')
{
in->add(string[i]);
in->add('\n');
for(int j = 0; j < in->indent_level; ++j) in->add('\t');
in->is_new_line = 1;
}
else
{
in->add(string[i]);
}
}
assert(in->index < in->size);
}
int main()
{
Generate file(128);
file.out("struct ta{ int g; char b; void tera(int d) { printf(\"%i \"); struct{ int a; } ad;}{int eple;}};int a = 32;");
file.out("struct tega{{ int ");
file.out("a; int b;}");
file.out("}eple","t;");
file.out("int b = ", 999.0f, ";");
file.print();
return 0;
}
Cpp
INFO