Don't build ttyemu and run tty I/O test if grantpt is not available.

[chaz/tar] / configure.ac

diff --git a/configure.ac b/configure.ac
index d39387654ec7d6c53413bf2d30efa701409521bb..d06e540fa77b6fb734fc055bc63f3308b81ffc17 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -204,7 +204,8 @@ fi
 
 TAR_HEADERS_ATTR_XATTR_H
 
-AC_CHECK_FUNCS_ONCE([fchmod fchown fsync lstat mkfifo readlink symlink])
+AC_CHECK_FUNCS_ONCE([fchmod fchown fsync lstat mkfifo readlink symlink grantpt])
+AM_CONDITIONAL([TAR_COND_GRANTPT], [test $ac_cv_func_grantpt = yes])
 
 AC_CHECK_DECLS([getgrgid],,, [#include <grp.h>])
 AC_CHECK_DECLS([getpwuid],,, [#include <pwd.h>])