diff options
Diffstat (limited to 'm4/mkfifoat.m4')
-rw-r--r-- | m4/mkfifoat.m4 | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/m4/mkfifoat.m4 b/m4/mkfifoat.m4 new file mode 100644 index 0000000..0906348 --- /dev/null +++ b/m4/mkfifoat.m4 @@ -0,0 +1,22 @@ +# serial 3 +# See if we need to provide mkfifoat/mknodat replacement. + +dnl Copyright (C) 2009-2015 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. + +# Written by Eric Blake. + +AC_DEFUN([gl_FUNC_MKFIFOAT], +[ + AC_REQUIRE([gl_SYS_STAT_H_DEFAULTS]) + AC_REQUIRE([gl_FUNC_OPENAT]) + AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS]) + AC_CHECK_FUNCS_ONCE([mkfifoat mknodat]) + if test $ac_cv_func_mkfifoat = no; then + # No known system has mkfifoat but not mknodat + HAVE_MKFIFOAT=0 + HAVE_MKNODAT=0 + fi +]) |