fixed, compare pointer with integer

ChangeLog

@@ -1,3 +1,5 @@
+2021-11-06:
+- fixed: compiling error on compare with pointer
 2021-03-09:
 - changed: passenger trains (no cargo flag set) will always stop at stations.
 - added station flag to blocks

server/modelbahn-cgi.cc

@@ -35,7 +35,7 @@ int main (int argc, char **argv) {
 	//
 	// read data
 	memset (buffer, 0x0, BUFFERSIZE+1);
-	for (ptr = buffer, inlen = 0; inlen < BUFFERSIZE-1 && (fgets (ptr, BUFFERSIZE - inlen, stdin)) > 0;) {
+	for (ptr = buffer, inlen = 0; inlen < BUFFERSIZE-1 && (fgets (ptr, BUFFERSIZE - inlen, stdin)) != NULL;) {
 		inlen = strlen (buffer);
 		ptr = buffer+inlen;
 	}

server/modelbahn.h

@@ -6,7 +6,7 @@
 #define BUFFERSIZE 64000
 #define MAXWAITTIME 500
 #define UNIX_SOCKET_FILE "/tmp/modelbahn.socket"
-#define DEFAULT_DATADIR "/home/steffen/Dokumente/Programmierung/modelbahn/"
+#define DEFAULT_DATADIR "/home/steffen/Dokumente/Programmierung/Modelbahn/"
 #define SESSIONS_MAX 8
 
 #define REFERENCENAME_LEN 128