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author | Andy Wingo <wingo@pobox.com> | 2021-01-20 21:52:54 +0100 |
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committer | Andy Wingo <wingo@pobox.com> | 2021-01-20 23:03:56 +0100 |
commit | a91b95cca2d397c84f8b9bbd602d40209a7092ce (patch) | |
tree | 2c286a291f5a2b812d6e216be10936f2709d59cf /m4/fcntl-o.m4 | |
parent | 758b31994cff582c7e8785b4cc2240dbf3573837 (diff) | |
download | guile-a91b95cca2d397c84f8b9bbd602d40209a7092ce.tar.gz |
Update Gnulib to v0.1-4379-g2ef5a9b4b
Also bump required autoconf version to 2.64, as required by Gnulib.
Diffstat (limited to 'm4/fcntl-o.m4')
-rw-r--r-- | m4/fcntl-o.m4 | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/m4/fcntl-o.m4 b/m4/fcntl-o.m4 index 3c3b63c52..7c459ad13 100644 --- a/m4/fcntl-o.m4 +++ b/m4/fcntl-o.m4 @@ -1,23 +1,22 @@ -# fcntl-o.m4 serial 4 -dnl Copyright (C) 2006, 2009-2017 Free Software Foundation, Inc. +# fcntl-o.m4 serial 7 +dnl Copyright (C) 2006, 2009-2021 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. dnl Written by Paul Eggert. +AC_PREREQ([2.60]) + # Test whether the flags O_NOATIME and O_NOFOLLOW actually work. # Define HAVE_WORKING_O_NOATIME to 1 if O_NOATIME works, or to 0 otherwise. # Define HAVE_WORKING_O_NOFOLLOW to 1 if O_NOFOLLOW works, or to 0 otherwise. AC_DEFUN([gl_FCNTL_O_FLAGS], [ dnl Persuade glibc <fcntl.h> to define O_NOATIME and O_NOFOLLOW. - dnl AC_USE_SYSTEM_EXTENSIONS was introduced in autoconf 2.60 and obsoletes - dnl AC_GNU_SOURCE. - m4_ifdef([AC_USE_SYSTEM_EXTENSIONS], - [AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])], - [AC_REQUIRE([AC_GNU_SOURCE])]) + AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS]) + AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles AC_CHECK_HEADERS_ONCE([unistd.h]) AC_CHECK_FUNCS_ONCE([symlink]) AC_CACHE_CHECK([for working fcntl.h], [gl_cv_header_working_fcntl_h], @@ -33,6 +32,7 @@ AC_DEFUN([gl_FCNTL_O_FLAGS], # defined sleep(n) _sleep ((n) * 1000) #endif #include <fcntl.h> + ]GL_MDA_DEFINES[ #ifndef O_NOATIME #define O_NOATIME 0 #endif @@ -116,7 +116,13 @@ AC_DEFUN([gl_FCNTL_O_FLAGS], 68) gl_cv_header_working_fcntl_h='no (bad O_NOATIME, O_NOFOLLOW)';; #( *) gl_cv_header_working_fcntl_h='no';; esac], - [gl_cv_header_working_fcntl_h=cross-compiling])]) + [case "$host_os" in + # Guess 'no' on native Windows. + mingw*) gl_cv_header_working_fcntl_h='no' ;; + *) gl_cv_header_working_fcntl_h=cross-compiling ;; + esac + ]) + ]) case $gl_cv_header_working_fcntl_h in #( *O_NOATIME* | no | cross-compiling) ac_val=0;; #( |