From ca86045918ee48e39905dc264eeed2354945e52e Mon Sep 17 00:00:00 2001
From: Mike Frysinger <vapier@gentoo.org>
Date: Tue, 21 Feb 2017 17:04:48 -0500
Subject: [PATCH] handle builds on systems without termios.h
Windows doesn't have this, so add some build time checks.
---
configure.ac | 2 +-
src/nano.c | 17 +++++++++++++++++
2 files changed, 18 insertions(+), 1 deletion(-)
diff --git a/configure.ac b/configure.ac
index d8e9902b..f22b3233 100644
--- a/configure.ac
+++ b/configure.ac
@@ -57,7 +57,7 @@ AC_DEFINE_DIR([PKGDATADIR], [pkgdatadir], [Where data are placed to.])
dnl Checks for header files.
-AC_CHECK_HEADERS(libintl.h limits.h pwd.h sys/param.h)
+AC_CHECK_HEADERS(libintl.h limits.h pwd.h termios.h sys/param.h)
dnl Checks for options.
diff --git a/src/nano.c b/src/nano.c
index e6c6b61c..2a7a6b1c 100644
--- a/src/nano.c
+++ b/src/nano.c
@@ -34,7 +34,9 @@
#ifdef ENABLE_UTF8
#include <langinfo.h>
#endif
+#ifdef HAVE_TERMIOS_H
#include <termios.h>
+#endif
#include <getopt.h>
#ifndef NANO_TINY
#include <sys/ioctl.h>
@@ -48,7 +50,12 @@ static int oldinterval = -1;
static bool no_rcfiles = FALSE;
/* Should we ignore all rcfiles? */
#endif
+#ifdef HAVE_TERMIOS_H
static struct termios oldterm;
+#else
+# define tcsetattr(...)
+# define tcgetattr(...)
+#endif
/* The user's original terminal settings. */
static struct sigaction act;
/* Used to set up all our fun signal handlers. */
@@ -1417,23 +1424,27 @@ void do_toggle_void(void)
* settings. */
void disable_extended_io(void)
{
+#ifdef HAVE_TERMIOS_H
struct termios term;
tcgetattr(0, &term);
term.c_lflag &= ~IEXTEN;
term.c_oflag &= ~OPOST;
tcsetattr(0, TCSANOW, &term);
+#endif
}
/* Disable interpretation of the special control keys in our terminal
* settings. */
void disable_signals(void)
{
+#ifdef HAVE_TERMIOS_H
struct termios term;
tcgetattr(0, &term);
term.c_lflag &= ~ISIG;
tcsetattr(0, TCSANOW, &term);
+#endif
}
#ifndef NANO_TINY
@@ -1441,11 +1452,13 @@ void disable_signals(void)
* settings. */
void enable_signals(void)
{
+#ifdef HAVE_TERMIOS_H
struct termios term;
tcgetattr(0, &term);
term.c_lflag |= ISIG;
tcsetattr(0, TCSANOW, &term);
+#endif
}
#endif
@@ -1453,22 +1466,26 @@ void enable_signals(void)
* settings. */
void disable_flow_control(void)
{
+#ifdef HAVE_TERMIOS_H
struct termios term;
tcgetattr(0, &term);
term.c_iflag &= ~IXON;
tcsetattr(0, TCSANOW, &term);
+#endif
}
/* Enable interpretation of the flow control characters in our terminal
* settings. */
void enable_flow_control(void)
{
+#ifdef HAVE_TERMIOS_H
struct termios term;
tcgetattr(0, &term);
term.c_iflag |= IXON;
tcsetattr(0, TCSANOW, &term);
+#endif
}
/* Set up the terminal state. Put the terminal in raw mode (read one
--
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