[Nano-devel] [PATCH 16/17] handle builds on systems w/out termios.h

[Mike Frysinger]

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 432de4242baf..b37d3196e6a6 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 c6f2cef9ef88..b9c064292a86 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. */
@@ -1413,23 +1420,27 @@ 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
@@ -1437,11 +1448,13 @@ 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
 
@@ -1449,22 +1462,26 @@ 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
-- 
2.11.1