A couple more changes for dealing with "checker" warnings.

[rsync/rsync.git] / configure.in

diff --git a/configure.in b/configure.in
index a1038ec..746b06d 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -314,7 +314,7 @@ AC_CHECK_HEADERS(sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h \
     sys/un.h sys/attr.h glob.h mcheck.h arpa/inet.h arpa/nameser.h locale.h \
     netdb.h malloc.h float.h limits.h iconv.h libcharset.h langinfo.h \
     sys/acl.h acl/libacl.h attr/xattr.h sys/xattr.h sys/extattr.h \
-    popt/popt.h)
+    popt.h popt/popt.h)
 AC_HEADER_MAJOR
 
 AC_CACHE_CHECK([if makedev takes 3 args],rsync_cv_MAKEDEV_TAKES_3_ARGS,[
@@ -662,6 +662,8 @@ if test x"$ac_cv_header_popt_popt_h" = x"yes"; then
     # would use our included header file anyway (due to -I.), and
     # might conflit with the system popt.
     with_included_popt=yes
+elif test x"$ac_cv_header_popt_h" != x"yes"; then
+    with_included_popt=yes
 fi
 
 AC_MSG_CHECKING([whether to use included libpopt])
@@ -956,6 +958,23 @@ else
     esac
 fi
 
+if test x"$enable_acl_support" = x"no" -o x"$enable_xattr_support" = x"no" -o x"$enable_iconv" = x"no"; then
+    AC_MSG_CHECKING([whether $CC supports -Wno-unused-parameter])
+    OLD_CFLAGS="$CFLAGS"
+    CFLAGS="$CFLAGS -Wno-unused-parameter"
+    AC_COMPILE_IFELSE([ ], [rsync_warn_flag=yes], [rsync_warn_flag=no])
+    AC_MSG_RESULT([$rsync_warn_flag])
+    if test x"$rsync_warn_flag" = x"no"; then
+       CFLAGS="$OLD_CFLAGS"
+    fi
+fi
+
+case "$CC" in
+' checker'*|checker*)
+    AC_DEFINE(FORCE_FD_ZERO_MEMSET, 1, [Used to make "checker" understand that FD_ZERO() clears memory.])
+    ;;
+esac
+
 AC_CONFIG_FILES([Makefile lib/dummy zlib/dummy popt/dummy shconfig])
 AC_OUTPUT