WIP: Moved sources int src/, separated most of the source code from Perl.

The XS was left only for the unit / integration tests, and it links
libslic3r only. No wxWidgets are allowed to be used from Perl starting
from now.

src/avrdude/linux_ppdev.h

@@ -0,0 +1,57 @@
+/*
+ * avrdude - A Downloader/Uploader for AVR device programmers
+ * Copyright (C) 2003, 2005 Theodore A. Roth
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/* $Id$ */
+
+#ifndef linux_ppdev_h
+#define linux_ppdev_h
+
+#define OBSOLETE__IOW _IOW
+
+#include <sys/ioctl.h>
+#ifdef HAVE_PARPORT
+#include <linux/parport.h>
+#include <linux/ppdev.h>
+#endif
+
+#include <stdlib.h>
+
+#define ppi_claim(fd)                                        \
+  if (ioctl(fd, PPCLAIM)) {                                  \
+    avrdude_message(MSG_INFO, "%s: can't claim device \"%s\": %s\n\n", \
+            progname, port, strerror(errno));                \
+    close(fd);                                               \
+    return;                                                  \
+  }
+
+#define ppi_release(fd)                                      \
+  if (ioctl(fd, PPRELEASE)) {                                \
+    avrdude_message(MSG_INFO, "%s: can't release device: %s\n\n", \
+            progname, strerror(errno));                      \
+  }
+
+#define DO_PPI_READ(fd, reg, valp) \
+	(void)ioctl(fd, \
+		(reg) == PPIDATA? PPRDATA: ((reg) == PPICTRL? PPRCONTROL: PPRSTATUS), \
+		    valp)
+#define DO_PPI_WRITE(fd, reg, valp) \
+	(void)ioctl(fd, \
+		(reg) == PPIDATA? PPWDATA: ((reg) == PPICTRL? PPWCONTROL: PPWSTATUS), \
+		    valp)
+
+#endif /* linux_ppdev_h */