[PATCH weston 09/11] configure.ac: Protect AC_PATH_PROG variables

[Quentin Glidic]

From: Quentin Glidic <sardemff7+git at sardemff7.net>

Signed-off-by: Quentin Glidic <sardemff7+git at sardemff7.net>
---
 configure.ac | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/configure.ac b/configure.ac
index 4f3e314..4e76a2c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -516,13 +516,15 @@ if test "x$have_lcms" = "xyes"; then
 fi
 AM_CONDITIONAL(HAVE_LCMS, [test "x$have_lcms" = "xyes"])
 
+PKG_CHECK_MODULES(WAYLAND_SCANNER, [wayland-scanner])
+AC_ARG_VAR([wayland_scanner],[The wayland-scanner executable])
 AC_PATH_PROG([wayland_scanner], [wayland-scanner])
 if test "x$wayland_scanner" = "x"; then
 	AC_MSG_ERROR([wayland-scanner is needed to compile weston])
 fi
 
-PKG_CHECK_MODULES(WAYLAND_SCANNER, wayland-scanner)
-AC_PATH_PROG(XMLLINT, xmllint)
+AC_ARG_VAR([XMLLINT],[The xmllint executable])
+AC_PATH_PROG([XMLLINT], [xmllint])
 AC_ARG_WITH(dtddir,
 	    AS_HELP_STRING([--with-dtddir],
 			   [Directory containing the Wayland
-- 
1.8.4.3