libv4l2subdev and libmediactl are not test programs

[media-ctl.git] / configure.in

diff --git a/configure.in b/configure.in
index fd4c70c..6903451 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -13,6 +13,28 @@ AC_PROG_LIBTOOL
 
 # Checks for libraries.
 
+AC_ARG_WITH([libudev],
+    AS_HELP_STRING([--with-libudev],
+        [Enable libudev to detect a device name]))
+
+AS_IF([test "x$with_libudev" = "xyes"],
+    [PKG_CHECK_MODULES(libudev, libudev, have_libudev=yes, have_libudev=no)],
+    [have_libudev=no])
+
+AS_IF([test "x$have_libudev" = "xyes"],
+    [
+        AC_DEFINE([HAVE_LIBUDEV], [], [Use libudev])
+        LIBUDEV_CFLAGS="$libudev_CFLAGS"
+        LIBUDEV_LIBS="$libudev_LIBS"
+        AC_SUBST(LIBUDEV_CFLAGS)
+        AC_SUBST(LIBUDEV_LIBS)
+    ],
+    [AS_IF([test "x$with_libudev" = "xyes"],
+        [AC_MSG_ERROR([libudev requested but not found])
+    ])
+])
+
+
 # Kernel headers path.
 AC_ARG_WITH(kernel-headers,
     [AC_HELP_STRING([--with-kernel-headers=DIR],
@@ -50,8 +72,11 @@ AC_CHECK_MEMBERS([struct stat.st_rdev])
 
 # Checks for library functions.
 AC_HEADER_MAJOR
-AC_FUNC_MALLOC
-AC_FUNC_REALLOC
+AS_IF([test "x$cross_compiling" != "xyes"],
+    [
+        AC_FUNC_MALLOC
+        AC_FUNC_REALLOC
+    ])
 AC_CHECK_FUNCS([memset strerror strrchr strtoul])
 
 AC_CONFIG_FILES([