/*  filetest.cgi    As simple example of a CGI written in C, using cgi-util 2.0    by Bill Kendrick  bill@newbreedsoftware.com  http://www.newbreedsoftware.com/cgi-util/    January 8, 2000 - January 8, 2000*/#include <stdio.h>#include <stdlib.h>#include <string.h>#include "cgi-util.h"/* --- MAIN --- */int main(int argc, char * argv[]){  int res;      /* Initialize the CGI and send out an HTTP header: */    res = cgi_init();    printf("Content-type: text/html\n\n");      /* Was there an error initializing the CGI??? */    if (res != CGIERR_NONE)    {      printf("Error # %d: %s<p>\n", res, cgi_strerror(res));      exit(0);    }      /* Display some text: */    printf("Hello.<p>\n");      /* Grab some fields from an HTML form and display them: */    if (cgi_getentrystr("name") != NULL)    printf("name=%s<p>\n", cgi_getentrystr("name"));    if (cgi_getentrystr("filename") != NULL)    {      FILE * fi;            printf("The file you sent was %s and is %d bytes long.<p>\n",	     cgi_getentrytype("filename"),	     strlen(cgi_getentrystr("filename")));            fi = fopen("out.txt", "w");      if (fi != NULL)	{	  fprintf(fi, "%s", cgi_getentrystr("filename"));	  fclose(fi);	}    }      /* Close up the CGI: */    printf("Goodbye!<p>\n");    cgi_quit();    return(0);}