From 5e03c718f4e7ff13cb6834eda737c269ebed02ad Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 19:04:52 +0200 Subject: Adding upstream version 1.21.3. Signed-off-by: Daniel Baumann --- m4/open-cloexec.m4 | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 m4/open-cloexec.m4 (limited to 'm4/open-cloexec.m4') diff --git a/m4/open-cloexec.m4 b/m4/open-cloexec.m4 new file mode 100644 index 0000000..16cd5ec --- /dev/null +++ b/m4/open-cloexec.m4 @@ -0,0 +1,21 @@ +# Test whether O_CLOEXEC is defined. + +dnl Copyright 2017-2022 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_PREPROC_O_CLOEXEC], +[ + AC_CACHE_CHECK([for O_CLOEXEC], + [gl_cv_macro_O_CLOEXEC], + [AC_COMPILE_IFELSE( + [AC_LANG_PROGRAM([[#include + #ifndef O_CLOEXEC + choke me; + #endif + ]], + [[return O_CLOEXEC;]])], + [gl_cv_macro_O_CLOEXEC=yes], + [gl_cv_macro_O_CLOEXEC=no])]) +]) -- cgit v1.2.3