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author | Jim Meyering <jim@meyering.net> | 1996-12-21 01:50:50 +0000 |
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committer | Jim Meyering <jim@meyering.net> | 1996-12-21 01:50:50 +0000 |
commit | 5fc47138b1f01f5ec8d449585bd19abea4da7960 (patch) | |
tree | 9c61a5687ee886cac714ed21614b3aa44fcb656a /m4/jm-winsz2.m4 | |
parent | 4a2b289e7c27da90ba0ae5300d13eb72a048c51f (diff) | |
download | coreutils-5fc47138b1f01f5ec8d449585bd19abea4da7960.tar.xz |
broken out of ../acinclude.m4
Diffstat (limited to 'm4/jm-winsz2.m4')
-rw-r--r-- | m4/jm-winsz2.m4 | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/m4/jm-winsz2.m4 b/m4/jm-winsz2.m4 new file mode 100644 index 000000000..642e1ff14 --- /dev/null +++ b/m4/jm-winsz2.m4 @@ -0,0 +1,22 @@ +#serial 2 + +AC_DEFUN(jm_HEADER_TIOCGWINSZ_NEEDS_SYS_IOCTL, +[AC_REQUIRE([jm_HEADER_TIOCGWINSZ_IN_TERMIOS_H]) + AC_CACHE_CHECK([whether use of TIOCGWINSZ requires sys/ioctl.h], + jm_cv_sys_tiocgwinsz_needs_sys_ioctl_h, + [jm_cv_sys_tiocgwinsz_needs_sys_ioctl_h=no + + if test $jm_cv_sys_tiocgwinsz_needs_termios_h = no; then + AC_EGREP_CPP([yes], + [#include <sys/types.h> +# include <sys/ioctl.h> +# ifdef TIOCGWINSZ + yes +# endif + ], jm_cv_sys_tiocgwinsz_needs_sys_ioctl_h=yes) + fi + ]) + if test $jm_cv_sys_tiocgwinsz_needs_sys_ioctl_h = yes; then + AC_DEFINE(GWINSZ_IN_SYS_IOCTL) + fi +]) |