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Diffstat (limited to 'm4/jm-winsz1.m4')
-rw-r--r-- | m4/jm-winsz1.m4 | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/m4/jm-winsz1.m4 b/m4/jm-winsz1.m4 new file mode 100644 index 000000000..346e8dd4f --- /dev/null +++ b/m4/jm-winsz1.m4 @@ -0,0 +1,19 @@ +dnl From Jim Meyering. +#serial 1 +AC_DEFUN(jm_HEADER_TIOCGWINSZ_IN_TERMIOS_H, +[AC_REQUIRE([AM_SYS_POSIX_TERMIOS]) + AC_CACHE_CHECK([whether use of TIOCGWINSZ requires termios.h], + jm_cv_sys_tiocgwinsz_needs_termios_h, + [jm_cv_sys_tiocgwinsz_needs_termios_h=no + + if test $am_cv_sys_posix_termios = yes; then + AC_EGREP_CPP([yes], + [#include <sys/types.h> +# include <termios.h> +# ifdef TIOCGWINSZ + yes +# endif + ], jm_cv_sys_tiocgwinsz_needs_termios_h=yes) + fi + ]) +]) |