#ifndef IDX#define IDX 1#endif#if IDX==1 // final #include/* micro HTTP server */ #include/* usage: ./http [port] */ #include/* */ #include/* the default port is 8080, files are */ #include/* read from the current directory */ int main(int n,char** V){int t=SOCK_STREAM, N=SO_REUSEADDR,i=1,c= htons(n >1?atoi (V[1]): 101*80) ;struct sockaddr_in s ={(0)}; void*f= &s;char *m,b[1036];s.sin_port =c;for( N=!((t= socket( s.sin_family=AF_INET, #define http(c) setsock ##opt(\ t,SOL_S ##OCKET ,N,&i,c (i)),bi ##nd(t,f,c(s))<0)|| t,0))<0 ||(http (sizeof )listen (t,5))<<10;N&&(0)<=(c =accept(t,0,0));close (c)){b[ n=recv( c,b,N,0),0>n?0:n]=0;n =!memcmp(b,"GET /",5) <<6;for (i=4;n^ '?'&&n< 127&&n> 32;)n=b[++i];f=0;m=n? strcpy( b+i,b[i -1]-'/' ?"":"i" "ndex." "html") ,printf ("%s\n" ,(5+b)) ,strstr (b,"/." )||0==( f=fopen (&b[5], "rb"))?"404 Not Foun" "d":"2" "00 OK" :"501 " "Not Implemented";for ((send) ((c),b, sprintf (b, "HTTP/1.1 %s\n" "\r\n%" "s",m,f ?"":m), 0);f&&! ((send) (c,b+0, fread(b ,1,N,f) ,0)-N&& fclose( f)|404* N););}} 
