X-Git-Url: https://mattmccutchen.net/rsync/rsync.git/blobdiff_plain/6de417d9d4ac8ab67d705e2f6e7ab062154026a9..6e0bf4d840c8718e832bde6ffb34470f2167047d:/configure.in

diff --git a/configure.in b/configure.in
index 8ad96c27..ba217779 100644
--- a/configure.in
+++ b/configure.in
@@ -660,7 +660,7 @@ if test x"$ac_cv_header_popt_popt_h" = x"yes"; then
     # If the system has /usr/include/popt/popt.h, we enable the
     # included popt because an attempt to "#include <popt/popt.h>"
     # would use our included header file anyway (due to -I.), and
-    # might conflit with the system popt.
+    # might conflict with the system popt.
     with_included_popt=yes
 elif test x"$ac_cv_header_popt_h" != x"yes"; then
     with_included_popt=yes
@@ -958,6 +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