diff --git a/configure.ac b/configure.ac index b2cffec..d68c121 100644 --- a/configure.ac +++ b/configure.ac @@ -70,6 +70,29 @@ if test $diff_cv_st_fstype_string = yes; then [Define if struct stat has a char st_fstype[] member.]) fi +# even if we use gnulib's acl.h with integrated m4 file later on (used because +# of very useful file_has_acl() function) we need following checks that restrict +# tar to use POSIX.1e ACLs only. +AC_ARG_WITH([posix-acls], + AS_HELP_STRING([--without-posix-acls], + [do not use POSIX.1e access control lists]), + [with_posix_acls=no]) +if test "x$with_posix_acls" != "xno"; then + AC_CHECK_HEADERS(sys/acl.h,, [with_posix_acl=no]) + AC_SEARCH_LIBS([acl_get_file], [acl pacl],, [with_posix_acl=no]) + AC_SEARCH_LIBS([acl_get_fd], [acl pacl],, [with_posix_acl=no]) + AC_SEARCH_LIBS([acl_set_file], [acl pacl],, [with_posix_acl=no]) + AC_SEARCH_LIBS([acl_set_fd], [acl pacl],, [with_posix_acl=no]) + AC_SEARCH_LIBS([acl_to_text], [acl pacl],, [with_posix_acl=no]) + AC_SEARCH_LIBS([acl_from_text], [acl pacl],, [with_posix_acl=no]) + if test "x$with_posix_acls" != xno; then + AC_DEFINE(HAVE_POSIX_ACLS,,[Define when we have working POSIX acls]) + fi +else + # disable acls in gnulib's checks + export enable_acl=no +fi + AC_TYPE_SIGNAL AC_TYPE_MODE_T AC_TYPE_PID_T @@ -92,25 +115,6 @@ tar_PAXUTILS AC_CHECK_FUNCS_ONCE([fchmod fchown fsync lstat mkfifo readlink symlink]) -# we use gnulib's acl.h - because of very useful file_has_acl() function. M4 -# file from gnulib/acl does a quite good job of course. The problem is that -# this function works on wide list of platforms and we need to restrict tar to -# use POSIX.1e ACLs only. -AC_ARG_WITH([posix-acls], - AS_HELP_STRING([--without-posix-acls], - [do not use POSIX.1e access control lists]), - [with_posix_acls=no]) -AC_CHECK_HEADERS(sys/acl.h,, [with_posix_acl=no]) -AC_SEARCH_LIBS([acl_get_file], [acl pacl],, [with_posix_acl=no]) -AC_SEARCH_LIBS([acl_get_fd], [acl pacl],, [with_posix_acl=no]) -AC_SEARCH_LIBS([acl_set_file], [acl pacl],, [with_posix_acl=no]) -AC_SEARCH_LIBS([acl_set_fd], [acl pacl],, [with_posix_acl=no]) -AC_SEARCH_LIBS([acl_to_text], [acl pacl],, [with_posix_acl=no]) -AC_SEARCH_LIBS([acl_from_text], [acl pacl],, [with_posix_acl=no]) -if test "x$with_posix_acls" != xno; then - AC_DEFINE(HAVE_POSIX_ACLS,,[Define when we have working POSIX acls]) -fi - AC_CHECK_DECLS([getgrgid],,, [#include ]) AC_CHECK_DECLS([getpwuid],,, [#include ]) AC_CHECK_DECLS([time],,, [#include ])