configure.ac: Fix stupid autotools errors

Apparently, recent versions of autotools will issue an error if an empty
description is supplied to AC_DEFINE(). Avoid these errors by just
adding a space in the square brackets.

Partially fixes Bugzilla #4908.
This commit is contained in:
Paul Cercueil 2020-04-07 13:49:19 -04:00
parent 024698779b
commit 486f0b6c60

View File

@ -1333,7 +1333,7 @@ AC_HELP_STRING([--enable-arm-simd], [use SIMD assembly blitters on ARM [[default
CFLAGS="$save_CFLAGS"
if test x$have_arm_simd = xyes; then
AC_DEFINE(SDL_ARM_SIMD_BLITTERS)
AC_DEFINE(SDL_ARM_SIMD_BLITTERS, 1, [ ])
dnl SOURCES="$SOURCES $srcdir/src/video/arm/pixman-arm-simd*.c"
SOURCES="$SOURCES $srcdir/src/video/arm/pixman-arm-simd*.S"
WARN_ABOUT_ARM_SIMD_ASM_MIT="yes"
@ -1372,7 +1372,7 @@ AC_HELP_STRING([--enable-arm-neon], [use NEON assembly blitters on ARM [[default
CFLAGS="$save_CFLAGS"
if test x$have_arm_neon = xyes; then
AC_DEFINE(SDL_ARM_NEON_BLITTERS)
AC_DEFINE(SDL_ARM_NEON_BLITTERS, 1, [ ])
dnl SOURCES="$SOURCES $srcdir/src/video/arm/pixman-arm-neon*.c"
SOURCES="$SOURCES $srcdir/src/video/arm/pixman-arm-neon*.S"
WARN_ABOUT_ARM_NEON_ASM_MIT="yes"
@ -1928,7 +1928,7 @@ int event_type = XI_TouchBegin;
XITouchClassInfo *t;
],[
have_xinput2_multitouch=yes
AC_DEFINE([SDL_VIDEO_DRIVER_X11_XINPUT2_SUPPORTS_MULTITOUCH], 1, [])
AC_DEFINE([SDL_VIDEO_DRIVER_X11_XINPUT2_SUPPORTS_MULTITOUCH], 1, [ ])
SUMMARY_video_x11="${SUMMARY_video_x11} xinput2_multitouch"
])
AC_MSG_RESULT($have_xinput2_multitouch)
@ -3095,11 +3095,11 @@ XINPUT_STATE_EX s1;
AC_CHECK_HEADER(mmdeviceapi.h, have_wasapi=yes)
if test x$have_wasapi = xyes; then
AC_DEFINE(HAVE_MMDEVICEAPI_H,1,[])
AC_DEFINE(HAVE_MMDEVICEAPI_H, 1, [ ])
fi
AC_CHECK_HEADER(audioclient.h,,have_wasapi=no)
if test x$have_wasapi = xyes; then
AC_DEFINE(HAVE_AUDIOCLIENT_H,1,[])
AC_DEFINE(HAVE_AUDIOCLIENT_H, 1, [ ])
fi
AC_ARG_ENABLE(wasapi,