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-rwxr-xr-xconfigure8
-rw-r--r--configure.ac8
2 files changed, 9 insertions, 7 deletions
diff --git a/configure b/configure
index 8ea32a15a..2342af749 100755
--- a/configure
+++ b/configure
@@ -24574,15 +24574,17 @@ else
$as_echo "yes" >&6; }
have_libusb=yes
fi
- save_CFLAGS="$CFLAGS"
- CFLAGS="$save_CFLAGS $LIBUSB_CFLAGS"
+ save_CPPFLAGS="$CPPFLAGS"
+ CPPFLAGS="$save_CPPFLAGS $LIBUSB_CFLAGS"
ac_fn_c_check_header_mongrel "$LINENO" "libusb.h" "ac_cv_header_libusb_h" "$ac_includes_default"
if test "x$ac_cv_header_libusb_h" = xyes; then :
have_libusb_h=yes
+else
+ have_libusb_h=no
fi
- CFLAGS="$save_CFLAGS"
+ CPPFLAGS="$save_CPPFLAGS"
if test x$have_libusb_h = xno && test x$require_hidapi_libusb = xyes; then
hidapi_support=no
fi
diff --git a/configure.ac b/configure.ac
index f9a880279..e563c834c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3415,10 +3415,10 @@ AS_HELP_STRING([--enable-hidapi-libusb], [use libusb for low level joystick driv
hidapi_support=yes
if test x$enable_hidapi_libusb = xyes; then
PKG_CHECK_MODULES([LIBUSB], [libusb-1.0], have_libusb=yes, have_libusb=no)
- save_CFLAGS="$CFLAGS"
- CFLAGS="$save_CFLAGS $LIBUSB_CFLAGS"
- AC_CHECK_HEADER(libusb.h, have_libusb_h=yes)
- CFLAGS="$save_CFLAGS"
+ save_CPPFLAGS="$CPPFLAGS"
+ CPPFLAGS="$save_CPPFLAGS $LIBUSB_CFLAGS"
+ AC_CHECK_HEADER(libusb.h, have_libusb_h=yes, have_libusb_h=no)
+ CPPFLAGS="$save_CPPFLAGS"
if test x$have_libusb_h = xno && test x$require_hidapi_libusb = xyes; then
hidapi_support=no
fi