Use the QVM build toolchain from ioq3

code/tools/lcc/lburg/gram.y

@@ -70,12 +70,32 @@ static char buf[BUFSIZ], *bp = buf;
 static int ppercent = 0;
 static int code = 0;
 
+static void crlf_to_lf(char *buf, int bufmax) {
+	int i, count;
+
+	count = 0;
+
+	for (i = 0; i < bufmax; i++) {
+		if (buf[i] == '\r' && buf[i+1] == '\n') {
+			// skip '\r'
+			continue;
+		}
+
+		buf[count++] = buf[i];
+
+		if (buf[i] == '\0') {
+			break;
+		}
+	}
+}
+
 static int get(void) {
 	if (*bp == 0) {
 		bp = buf;
 		*bp = 0;
 		if (fgets(buf, sizeof buf, infp) == NULL)
 			return EOF;
+		crlf_to_lf(buf, sizeof buf);
 		yylineno++;
 		while (buf[0] == '%' && buf[1] == '{' && buf[2] == '\n') {
 			for (;;) {
@@ -83,6 +103,7 @@ static int get(void) {
 					yywarn("unterminated %{...%}\n");
 					return EOF;
 				}
+				crlf_to_lf(buf, sizeof buf);
 				yylineno++;
 				if (strcmp(buf, "%}\n") == 0)
 					break;
@@ -90,6 +111,7 @@ static int get(void) {
 			}
 			if (fgets(buf, sizeof buf, infp) == NULL)
 				return EOF;
+			crlf_to_lf(buf, sizeof buf);
 			yylineno++;
 		}
 	}
@@ -199,4 +221,5 @@ void yywarn(char *fmt, ...) {
 		fprintf(stderr, "line %d: ", yylineno);
 	fprintf(stderr, "warning: ");
 	vfprintf(stderr, fmt, ap);
+	va_end(ap);
 }