Description: sys/io.h does not exist on all systems

Bug: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=609152

Author: Scott Howard <showard@debian.org>

Index: rxtx/configure.in

===================================================================

--- rxtx.orig/configure.in	2011-02-23 23:01:09.596613286 -0500

+++ rxtx/configure.in	2011-02-23 23:02:41.269525630 -0500

@@ -71,6 +71,7 @@

 AC_CHECK_HEADERS(sys/time.h)

 AC_CHECK_HEADERS(sys/signal.h)

 AC_CHECK_HEADERS(signal.h)

+AC_CHECK_HEADERS(sys/io.h)

 AC_CHECK_HEADERS(termios.h)

 AC_CHECK_HEADERS(grp.h)

 AC_CHECK_HEADERS(pwd.h)

Index: rxtx/src/RawImp.c

===================================================================

--- rxtx.orig/src/RawImp.c	2011-02-23 23:04:29.641932242 -0500

+++ rxtx/src/RawImp.c	2011-02-23 23:05:40.487353587 -0500

@@ -99,11 +99,17 @@

 #	include <linux/serial.h>

 #	include <linux/version.h>

 #endif

-#ifndef __APPLE__  /* dima */

-#ifndef PPC

-#include <sys/io.h>

-#endif /* PPC */

-#endif /* dima */

+#ifdef HAVE_SYS_IO_H

+#   include <sys/io.h>

+#else

+/* stubs for sys/io.h inl, inw, outb ...*/

+static __inline unsigned char inb (unsigned short int __port) { return 0; }

+static __inline unsigned short int inw (unsigned short int __port) { return 0; }

+static __inline unsigned int inl (unsigned short int __port) { return 0; }

+static __inline void outb (unsigned char __value, unsigned short int __port) {}

+static __inline void outl (unsigned int __value, unsigned short int __port) {}

+static int ioperm (unsigned long int __from, unsigned long int __num, int __turn_on) {return 0; }

+#endif

 extern int errno;

 #include "I2CImp.h"

--- rxtx/configure	2019-06-01 19:35:32.980610154 +0000

+++ rxtx/configure	2019-06-01 19:36:46.060942703 +0000

@@ -21150,6 +21150,17 @@

 done

+for ac_header in sys/io.h

+do :

+  ac_fn_c_check_header_mongrel "$LINENO" "sys/io.h" "ac_cv_header_sys_io_h" "$ac_includes_default"

+if test "x$ac_cv_header_sys_io_h" = xyes; then :

+  cat >>confdefs.h <<_ACEOF

+#define HAVE_SYS_IO_H 1

+_ACEOF

+

+fi

+

+done

 for ac_header in termios.h

 do