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authorThomas White <taw@physics.org>2014-08-19 14:22:22 +0200
committerThomas White <taw@physics.org>2014-08-19 14:47:44 +0200
commit7ae6605846ecc70c937fca31b2133082aae055df (patch)
tree00bcacb21248f86caf91a02c55bc5178a52cd27f /m4/posix_openpt.m4
parent1a532028cb2f2df6f12e518bdf6d3425bbb28b08 (diff)
Use Gnulib forkpty()
Diffstat (limited to 'm4/posix_openpt.m4')
-rw-r--r--m4/posix_openpt.m419
1 files changed, 19 insertions, 0 deletions
diff --git a/m4/posix_openpt.m4 b/m4/posix_openpt.m4
new file mode 100644
index 00000000..252a074d
--- /dev/null
+++ b/m4/posix_openpt.m4
@@ -0,0 +1,19 @@
+# posix_openpt.m4 serial 2
+dnl Copyright (C) 2011-2014 Free Software Foundation, Inc.
+dnl This file is free software; the Free Software Foundation
+dnl gives unlimited permission to copy and/or distribute it,
+dnl with or without modifications, as long as this notice is preserved.
+
+AC_DEFUN([gl_FUNC_POSIX_OPENPT],
+[
+ AC_REQUIRE([gl_STDLIB_H_DEFAULTS])
+
+ dnl Persuade Solaris <stdlib.h> to declare posix_openpt().
+ AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
+
+ AC_CHECK_FUNCS_ONCE([posix_openpt])
+ if test $ac_cv_func_posix_openpt != yes; then
+ dnl The system does not have posix_openpt.
+ HAVE_POSIX_OPENPT=0
+ fi
+])