From a3eed2c248067f0319cb72bcc8b5e2c7054ea6dc Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 05:06:57 +0200 Subject: Adding upstream version 1.20.1. Signed-off-by: Daniel Baumann --- m4/flock.m4 | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 m4/flock.m4 (limited to 'm4/flock.m4') diff --git a/m4/flock.m4 b/m4/flock.m4 new file mode 100644 index 0000000..0e47d1d --- /dev/null +++ b/m4/flock.m4 @@ -0,0 +1,24 @@ +# flock.m4 serial 3 +dnl Copyright (C) 2008-2018 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_FLOCK], +[ + AC_REQUIRE([gl_HEADER_SYS_FILE_H_DEFAULTS]) + AC_CHECK_FUNCS_ONCE([flock]) + if test $ac_cv_func_flock = no; then + HAVE_FLOCK=0 + fi +]) + +dnl Prerequisites of lib/flock.c. +AC_DEFUN([gl_PREREQ_FLOCK], +[ + AC_CHECK_FUNCS_ONCE([fcntl]) + AC_CHECK_HEADERS_ONCE([unistd.h]) + + dnl Do we have a POSIX fcntl lock implementation? + AC_CHECK_MEMBERS([struct flock.l_type],[],[],[[#include ]]) +]) -- cgit v1.2.3