altos: Use installed pdclib

[fw/altos] / configure.ac

diff --git a/configure.ac b/configure.ac
index de344335805eaa8db5ea1750369504bfa4c63f20..8024b7c602d674a538ef89026d20c76917676213 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -242,22 +242,35 @@ AC_SUBST(ARM_CC)
 if test "x$HAVE_ARM_CC" = "xyes"; then
        save_CC="$CC"
        save_CFLAGS="$CFLAGS"
+       save_LIBS="$LIBS"
        CC="$ARM_CC"
        CFLAGS="-mthumb -mcpu=cortex-m0"
+       LIBS="-ffreestanding -nostdlib"
        AC_LANG_PUSH([C])
 
        AC_MSG_CHECKING([if ]$ARM_CC[ supports cortex-m0])
        AC_COMPILE_IFELSE([AC_LANG_PROGRAM([int i;])],
                          [HAVE_ARM_M0_CC=yes],
                          [HAVE_ARM_M0_CC=no])
-        AC_MSG_RESULT([$HAVE_ARM_M0])
+        AC_MSG_RESULT([$HAVE_ARM_M0_CC])
+
+       AC_CHECK_LIB(pdclib-cortex-m0,memcpy,
+                    [],
+                    [HAVE_ARM_M0_CC=no])
+
        CFLAGS="-mthumb -mcpu=cortex-m3"
        AC_MSG_CHECKING([if ]$ARM_CC[ supports cortex-m3])
        AC_COMPILE_IFELSE([AC_LANG_PROGRAM([int i;])],
                          [HAVE_ARM_M3_CC=yes],
                          [HAVE_ARM_M3_CC=no])
-        AC_MSG_RESULT([$HAVE_ARM_M3])
+        AC_MSG_RESULT([$HAVE_ARM_M3_CC])
+
+       AC_CHECK_LIB(pdclib-cortex-m3,memcpy,
+                    [],
+                    [HAVE_ARM_M3_CC=no])
+
        AC_LANG_POP([C])
+       LIBS="$save_LIBS"
        CFLAGS="$save_CFLAGS"
        CC="$save_CC"
 else