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author | Paul Eggert <eggert@cs.ucla.edu> | 2023-02-04 14:45:11 -0800 |
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committer | Paul Eggert <eggert@cs.ucla.edu> | 2023-02-04 15:14:16 -0800 |
commit | 04d97e76a96854a9a9f4778cb1202a87537731de (patch) | |
tree | 9c70da51ec099c2c1c0ca95dbace29190e563f8a /m4/pipe2.m4 | |
parent | 7e1c7db1cb5a33a66115bb767224bdc79a257266 (diff) | |
download | emacs-04d97e76a96854a9a9f4778cb1202a87537731de.tar.gz |
Update from Gnulib by running admin/merge-gnulib
Diffstat (limited to 'm4/pipe2.m4')
-rw-r--r-- | m4/pipe2.m4 | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/m4/pipe2.m4 b/m4/pipe2.m4 index 501f3a4303d..79de69cd1a4 100644 --- a/m4/pipe2.m4 +++ b/m4/pipe2.m4 @@ -1,4 +1,4 @@ -# pipe2.m4 serial 2 +# pipe2.m4 serial 4 dnl Copyright (C) 2009-2023 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, @@ -11,8 +11,13 @@ AC_DEFUN([gl_FUNC_PIPE2], dnl Persuade glibc <unistd.h> to declare pipe2(). AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS]) - AC_CHECK_FUNCS_ONCE([pipe2]) + gl_CHECK_FUNCS_ANDROID([pipe2], [[#include <unistd.h>]]) if test $ac_cv_func_pipe2 != yes; then HAVE_PIPE2=0 + case "$gl_cv_onwards_func_pipe2" in + future*) REPLACE_PIPE2=1 ;; + esac + else + REPLACE_PIPE2=1 fi ]) |