C / C++ / MFC

<br />
#include "include.h"<br />
<br />
int main(){<br />
	const SIZE = 100;<br />
	char msg[SIZE];<br />
	printf("Enter a file you'd like to read: ");<br />
	cin.getline(msg,SIZE);<br />
	if(!msg){<br />
		printf("File %s doesnt exist.\n",msg);<br />
	}<br />
	else{<br />
		printf("Reading file %s",msg);<br />
		readfile();<br />
	}<br />
	return 0;<br />
}<br />

<br />
#include "include.h"<br />
<br />
void readfile(void){<br />
	char buffer[100]={'\0'};<br />
	ifstream file("test.txt");<br />
	while(file.getline(buffer, 100)){<br />
			Sleep(3000);<br />
			printf("%s\n",buffer);<br />
	}<br />
	file.close();<br />
	cin.get();<br />
} <br />

<br />
: error C2513: 'const struct tagSIZE' : no variable declared before '='<br />
: error C2275: 'SIZE' : illegal use of this type as an expression<br />
: see declaration of 'SIZE'<br />
: error C2057: expected constant expression<br />
: error C2466: cannot allocate an array of constant size <br />
: error C2133: 'msg' : unknown size<br />
: error C2275: 'SIZE' : illegal use of this type as an expression<br />
  : see declaration of 'SIZE'<br />