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general: detect in a better way whether we're running on a Linux console 

Suggested-by: Mike Frysinger <vapier@gentoo.org>
master
Benno Schulenberg 2018-01-31 12:35:21 +01:00
parent ddbff6dcb2
commit 919df09ffa
1 changed files with 7 additions and 2 deletions
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9
src/nano.c
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@ -26,7 +26,7 @@
#include <errno.h>
#include <fcntl.h>
#include <getopt.h>
#ifndef NANO_TINY
#if defined(__linux__) || !defined(NANO_TINY)
#include <sys/ioctl.h>
#endif
#ifdef ENABLE_UTF8
@ -38,6 +38,9 @@
#include <termios.h>
#endif
#include <unistd.h>
#ifdef __linux__
#include <sys/vt.h>
#endif
#ifdef ENABLE_MOUSE
static int oldinterval = -1;
@ -1988,8 +1991,10 @@ int main(int argc, char **argv)
};
#ifdef __linux__
struct vt_stat dummy;
/* Check whether we're running on a Linux console. */
console = (getenv("DISPLAY") == NULL);
console = (ioctl(0, VT_GETSTATE, &dummy) == 0);
#endif
/* Back up the terminal settings so that they can be restored. */