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sysadm |
1.1 |
dnl From Jim Meyering.
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# serial 1
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AC_DEFUN(AM_HEADER_TIOCGWINSZ_NEEDS_SYS_IOCTL,
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[AC_REQUIRE([AM_SYS_POSIX_TERMIOS])
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AC_CACHE_CHECK([whether use of TIOCGWINSZ requires sys/ioctl.h],
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am_cv_sys_tiocgwinsz_needs_sys_ioctl_h,
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[am_cv_sys_tiocgwinsz_needs_sys_ioctl_h=no
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gwinsz_in_termios_h=no
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if test $am_cv_sys_posix_termios = yes; then
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AC_EGREP_CPP([yes],
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[#include <sys/types.h>
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# include <termios.h>
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# ifdef TIOCGWINSZ
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yes
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# endif
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], gwinsz_in_termios_h=yes)
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fi
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if test $gwinsz_in_termios_h = no; then
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AC_EGREP_CPP([yes],
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[#include <sys/types.h>
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# include <sys/ioctl.h>
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# ifdef TIOCGWINSZ
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yes
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# endif
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], am_cv_sys_tiocgwinsz_needs_sys_ioctl_h=yes)
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fi
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])
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if test $am_cv_sys_tiocgwinsz_needs_sys_ioctl_h = yes; then
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AC_DEFINE(GWINSZ_IN_SYS_IOCTL,1,
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[Define if TIOCGWINSZ requires sys/ioctl.h])
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fi
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])
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