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author | Lorry Tar Creator <lorry-tar-importer@lorry> | 2016-05-16 09:22:21 +0000 |
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committer | Lorry Tar Creator <lorry-tar-importer@lorry> | 2016-05-16 09:22:21 +0000 |
commit | d4fdeab4db0d0e699c8fbbb07f12c4e1f64d0f94 (patch) | |
tree | 72231a38ed1cdd48ac6e02acb8b3917acb9dbcf4 /m4/lchown.m4 | |
download | tar-tarball-d4fdeab4db0d0e699c8fbbb07f12c4e1f64d0f94.tar.gz |
Diffstat (limited to 'm4/lchown.m4')
-rw-r--r-- | m4/lchown.m4 | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/m4/lchown.m4 b/m4/lchown.m4 new file mode 100644 index 0000000..e47b779 --- /dev/null +++ b/m4/lchown.m4 @@ -0,0 +1,38 @@ +# serial 17 +# Determine whether we need the lchown wrapper. + +dnl Copyright (C) 1998, 2001, 2003-2007, 2009-2015 Free Software Foundation, +dnl 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 From Jim Meyering. +dnl Provide lchown on systems that lack it, and work around bugs +dnl on systems that have it. + +AC_DEFUN([gl_FUNC_LCHOWN], +[ + AC_REQUIRE([gl_UNISTD_H_DEFAULTS]) + AC_REQUIRE([gl_FUNC_CHOWN]) + AC_CHECK_FUNCS_ONCE([lchmod]) + AC_CHECK_FUNCS([lchown]) + if test $ac_cv_func_lchown = no; then + HAVE_LCHOWN=0 + else + dnl Trailing slash and ctime bugs in chown also occur in lchown. + case "$gl_cv_func_chown_slash_works" in + *yes) ;; + *) + REPLACE_LCHOWN=1 + ;; + esac + case "$gl_cv_func_chown_ctime_works" in + *yes) ;; + *) + REPLACE_LCHOWN=1 + ;; + esac + fi +]) |