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# Public macros for the TeX Live (TL) tree.
# Copyright (C) 2013 Peter Breitenlohner <tex-live@tug.org>
#
# This file is free software; the copyright holder
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
# KPSE_LARGEFILE(MAKE-VAR,[EXTRA-DEFINE])
# ---------------------------------------
# Append -D's required for largefile support to MAKE-VAR.
AC_DEFUN([KPSE_LARGEFILE], [dnl
AC_REQUIRE([AC_SYS_LARGEFILE])[]dnl
AC_REQUIRE([AC_FUNC_FSEEKO])[]dnl
if test "x$enable_largefile" != xno; then
AS_CASE([$ac_cv_sys_file_offset_bits],
[no], [],
[unknown], [AS_CASE([$ac_cv_sys_large_files],
[no | unknown], [],
[$1="$$1 -D_LARGE_FILES"])],
[$1="$$1 m4_ifval([$2], [-D$2 ])-D_FILE_OFFSET_BITS=64"])
fi
AS_CASE([$ac_cv_sys_largefile_source],
[no | unknown], [],
[$1="$$1 -D_LARGEFILE_SOURCE"])
]) # KPSE_LARGEFILE
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