Mercurial > gnulib
view m4/renameat.m4 @ 39898:6b8c2cbdd8b0
renameatu: prefer renameat2 to syscall
* lib/renameatu.c (renameatu) [HAVE_RENAMEAT2]:
Use renameat2 instead of syscall (Bug#32796).
* m4/renameat.m4 (gl_FUNC_RENAMEAT): Check for renameat2.
author | Andreas Henriksson <andreas@fatal.se> |
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date | Sun, 07 Oct 2018 15:01:07 -0700 |
parents | 10eb9086bea0 |
children | b06060465f09 |
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# serial 3 # See if we need to provide renameat replacement. dnl Copyright (C) 2009-2018 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. # Written by Eric Blake. AC_DEFUN([gl_FUNC_RENAMEAT], [ AC_REQUIRE([gl_FUNC_OPENAT]) AC_REQUIRE([gl_FUNC_RENAME]) AC_REQUIRE([gl_STDIO_H_DEFAULTS]) AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS]) AC_CHECK_HEADERS([linux/fs.h]) AC_CHECK_FUNCS_ONCE([renameat renameat2]) if test $ac_cv_func_renameat = no; then HAVE_RENAMEAT=0 elif test $REPLACE_RENAME = 1; then dnl Solaris 9 and 10 have the same bugs in renameat as in rename. REPLACE_RENAMEAT=1 fi ])