From fe92102332352143ab17ba8596d66f91a5e256b3 Mon Sep 17 00:00:00 2001 From: Bruno Haible Date: Wed, 19 Apr 2023 14:20:54 -0700 Subject: year2038-required: Fix configure failure with MSVC. * m4/largefile.m4 (_AC_SYS_LARGEFILE_PROBE): Distinguish the results "support not detected" and "supported through gnulib". If the result is "supported through gnulib", don't fail. --- ChangeLog | 7 +++++++ m4/largefile.m4 | 13 +++++++++++++ 2 files changed, 20 insertions(+) diff --git a/ChangeLog b/ChangeLog index 88338a6cdc..5026c8c1cf 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,10 @@ +2023-04-19 Bruno Haible + + year2038-required: Fix configure failure with MSVC. + * m4/largefile.m4 (_AC_SYS_LARGEFILE_PROBE): Distinguish the results + "support not detected" and "supported through gnulib". If the result is + "supported through gnulib", don't fail. + 2023-04-19 Bruno Haible doc: Add references to changes accepted for future POSIX revisions. diff --git a/m4/largefile.m4 b/m4/largefile.m4 index f741d0df6e..46b019a670 100644 --- a/m4/largefile.m4 +++ b/m4/largefile.m4 @@ -266,11 +266,24 @@ AC_DEFUN([_AC_SYS_LARGEFILE_PROBE], test $ac_opt_found = no || break done CC="$ac_save_CC" + dnl Gnulib implements large file support for native Windows, based on the + dnl variables WINDOWS_64_BIT_OFF_T, WINDOWS_64_BIT_ST_SIZE. + m4_ifdef([gl_LARGEFILE], [ + AC_REQUIRE([AC_CANONICAL_HOST]) + if test $ac_opt_found != yes; then + AS_CASE([$host_os], + [mingw*], + [ac_cv_sys_largefile_opts="supported through gnulib" + ac_opt_found=yes] + ) + fi + ]) test $ac_opt_found = yes || ac_cv_sys_largefile_opts="support not detected"]) ac_have_largefile=yes AS_CASE([$ac_cv_sys_largefile_opts], ["none needed"], [], + ["supported through gnulib"], [], ["support not detected"], [ac_have_largefile=no AS_IF([test $ac_largefile_required,$ac_year2038_required != no,no], -- cgit v1.2.1