X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=configure.ac;h=0dd185b258e741c87f2283e279c09648c5f12e20;hp=eb5fb6a975dccd182e437810d16334fd1215ae6d;hb=f401e48c2db22ff9d1a05885b5599bebf19c2707;hpb=f9a61ef2c9e3b330d9e2e37977b3dd5758a4b853

diff --git a/configure.ac b/configure.ac
index eb5fb6a97..0dd185b25 100644
--- a/configure.ac
+++ b/configure.ac
@@ -193,6 +193,43 @@ fi
 AC_SUBST(PAM_LIBS)
 AM_CONDITIONAL([HAVE_PAM], [test "x$have_pam" != xno])
 
+AC_ARG_ENABLE([acl],
+        AS_HELP_STRING([--disable-acl],[Disable optional ACL support]),
+                [case "${enableval}" in
+                        yes) have_acl=yes ;;
+                        no) have_acl=no ;;
+                        *) AC_MSG_ERROR(bad value ${enableval} for --disable-acl) ;;
+                esac],
+                [have_acl=auto])
+
+if test "x${have_acl}" != xno ; then
+        AC_CHECK_HEADERS(
+                [sys/acl.h acl/libacl.h],
+                [have_acl=yes],
+                [if test "x$have_acl" = xyes ; then
+                        AC_MSG_ERROR([*** ACL headers not found.])
+                fi])
+
+        AC_CHECK_LIB(
+                [acl],
+                [acl_get_file],
+                [have_acl=yes],
+                [if test "x$have_acl" = xyes ; then
+                        AC_MSG_ERROR([*** libacl not found.])
+                fi])
+
+        if test "x$have_acl" = xyes ; then
+                ACL_LIBS="-lacl"
+                AC_DEFINE(HAVE_ACL, 1, [ACL available])
+        else
+                have_acl=no
+        fi
+else
+        ACL_LIBS=
+fi
+AC_SUBST(ACL_LIBS)
+AM_CONDITIONAL([HAVE_ACL], [test "x$have_acl" != xno])
+
 AC_ARG_ENABLE([audit],
         AS_HELP_STRING([--disable-audit],[Disable optional AUDIT support]),
                 [case "${enableval}" in
@@ -496,6 +533,7 @@ echo "
         PAM:                     ${have_pam}
         AUDIT:                   ${have_audit}
         SELinux:                 ${have_selinux}
+        ACL:                     ${have_acl}
         binfmt:                  ${have_binfmt}
         prefix:                  ${prefix}
         root dir:                ${with_rootdir}