[BACK]Return to isatty.c CVS log [TXT] [DIR] Up to [DVB] / dietlibc / lib
File:  [DVB] / dietlibc / lib / isatty.c
Revision 1.5: download - view: text, annotated - select for diffs
Tue Aug 14 16:56:50 2001 UTC (22 years, 10 months ago) by fefe
Branches: MAIN
CVS tags: finnland_test_200301, branch_rc14_fieldtest_finnland, branch_rc13_fieldtest_finnland, branch_rc12_fieldtest_finnland, branch_rc10_fieldtest_finnland, RELEASE_finnland_200301_1, RC12_FIELDTEST_FINNLAND, RC10_FIELDTEST_FINNLAND, HEAD
enabled a few more obscure gcc warnings and started adding fluff code to
silence them.

#define ioctl libc_ioctl
#include <termios.h>
#undef ioctl
#include <sys/ioctl.h>
#include <errno.h>
#include <unistd.h>
#include "dietfeatures.h"

int isatty(int fd) {
  int save;
  int is_tty;
  struct termios term;

  save = errno;
  is_tty = ioctl(fd, TCGETS, &term) == 0;
  errno = save;

  return is_tty;
}
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