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-rw-r--r--sim/bfin/gui.c137
-rw-r--r--sim/config.h.in3
-rwxr-xr-xsim/configure252
-rw-r--r--sim/m4/sim_ac_platform.m419
4 files changed, 360 insertions, 51 deletions
diff --git a/sim/bfin/gui.c b/sim/bfin/gui.c
index 8e84d2d..e59c540 100644
--- a/sim/bfin/gui.c
+++ b/sim/bfin/gui.c
@@ -37,49 +37,77 @@ static struct {
void *handle;
int (*Init) (Uint32 flags);
void (*Quit) (void);
- SDL_Surface *(*SetVideoMode) (int width, int height, int bpp, Uint32 flags);
- void (*WM_SetCaption) (const char *title, const char *icon);
int (*ShowCursor) (int toggle);
int (*LockSurface) (SDL_Surface *surface);
void (*UnlockSurface) (SDL_Surface *surface);
+#if HAVE_SDL == 1
void (*GetRGB) (Uint32 pixel, const SDL_PixelFormat * const fmt, Uint8 *r, Uint8 *g, Uint8 *b);
Uint32 (*MapRGB) (const SDL_PixelFormat * const format, const Uint8 r, const Uint8 g, const Uint8 b);
+ SDL_Surface *(*SetVideoMode) (int width, int height, int bpp, Uint32 flags);
+ void (*WM_SetCaption) (const char *title, const char *icon);
void (*UpdateRect) (SDL_Surface *screen, Sint32 x, Sint32 y, Uint32 w, Uint32 h);
+#else
+ void (*GetRGB) (Uint32 pixel, const SDL_PixelFormat *fmt, Uint8 *r, Uint8 *g, Uint8 *b);
+ Uint32 (*MapRGB) (const SDL_PixelFormat *format, Uint8 r, Uint8 g, Uint8 b);
+ SDL_Window *(*CreateWindow) (const char *title, int x, int y, int w, int h, Uint32 flags);
+ SDL_Surface *(*GetWindowSurface) (SDL_Window *window);
+ SDL_PixelFormat *(*AllocFormat) (Uint32 pixel_format);
+ int (*UpdateWindowSurfaceRects) (SDL_Window *window, const SDL_Rect *rects, int numrects);
+#endif
} sdl;
static const char * const sdl_syms[] =
{
"SDL_Init",
"SDL_Quit",
- "SDL_SetVideoMode",
- "SDL_WM_SetCaption",
"SDL_ShowCursor",
"SDL_LockSurface",
"SDL_UnlockSurface",
"SDL_GetRGB",
"SDL_MapRGB",
+#if HAVE_SDL == 1
+ "SDL_SetVideoMode",
+ "SDL_WM_SetCaption",
"SDL_UpdateRect",
+#else
+ "SDL_CreateWindow",
+ "SDL_GetWindowSurface",
+ "SDL_AllocFormat",
+ "SDL_UpdateWindowSurfaceRects",
+#endif
};
struct gui_state {
+#if HAVE_SDL == 2
+ SDL_Window *window;
+#endif
SDL_Surface *screen;
const SDL_PixelFormat *format;
int throttle, throttle_limit;
enum gui_color color;
+ int bytes_per_pixel;
int curr_line;
};
+static const char bfin_gui_window_title[] = "Blackfin GNU Simulator";
+
/* Load the SDL lib on the fly to avoid hard linking against it. */
static int
bfin_gui_sdl_setup (void)
{
+ static const char libsdl_soname[] =
+#if HAVE_SDL == 1
+ "libSDL-1.2.so.0";
+#else
+ "libSDL2-2.0.so.0";
+#endif
int i;
uintptr_t **funcs;
if (sdl.handle)
return 0;
- sdl.handle = dlopen ("libSDL-1.2.so.0", RTLD_LAZY);
+ sdl.handle = dlopen (libsdl_soname, RTLD_LAZY);
if (sdl.handle == NULL)
return -1;
@@ -98,7 +126,8 @@ bfin_gui_sdl_setup (void)
return 0;
}
-static const SDL_PixelFormat *bfin_gui_color_format (enum gui_color color);
+static const SDL_PixelFormat *bfin_gui_color_format (enum gui_color color,
+ int *bytes_per_pixel);
void *
bfin_gui_setup (void *state, int enabled, int width, int height,
@@ -118,16 +147,29 @@ bfin_gui_setup (void *state, int enabled, int width, int height,
goto error;
gui->color = color;
- gui->format = bfin_gui_color_format (gui->color);
+ gui->format = bfin_gui_color_format (gui->color, &gui->bytes_per_pixel);
+#if HAVE_SDL == 1
+ sdl.WM_SetCaption (bfin_gui_window_title, NULL);
gui->screen = sdl.SetVideoMode (width, height, 32,
SDL_ANYFORMAT|SDL_HWSURFACE);
+#else
+ gui->window = sdl.CreateWindow (
+ bfin_gui_window_title, SDL_WINDOWPOS_CENTERED,
+ SDL_WINDOWPOS_CENTERED, width, height, 0);
+ if (!gui->window)
+ {
+ sdl.Quit();
+ goto error;
+ }
+
+ gui->screen = sdl.GetWindowSurface(gui->window);
+#endif
if (!gui->screen)
{
sdl.Quit();
goto error;
}
- sdl.WM_SetCaption ("GDB Blackfin Simulator", NULL);
sdl.ShowCursor (0);
gui->curr_line = 0;
gui->throttle = 0;
@@ -153,7 +195,10 @@ bfin_gui_setup (void *state, int enabled, int width, int height,
static int
SDL_ConvertBlitLineFrom (const Uint8 *src, const SDL_PixelFormat * const format,
- SDL_Surface *dst, int dsty)
+#if HAVE_SDL == 2
+ SDL_Window *win,
+#endif
+ SDL_Surface *dst, int dsty, int bytes_per_pixel)
{
Uint8 r, g, b;
Uint32 *pixels;
@@ -170,7 +215,7 @@ SDL_ConvertBlitLineFrom (const Uint8 *src, const SDL_PixelFormat * const format,
{
/* Exract the packed source pixel; RGB or BGR. */
Uint32 pix = 0;
- for (j = 0; j < format->BytesPerPixel; ++j)
+ for (j = 0; j < bytes_per_pixel; ++j)
if (format->Rshift)
pix = (pix << 8) | src[j];
else
@@ -181,13 +226,26 @@ SDL_ConvertBlitLineFrom (const Uint8 *src, const SDL_PixelFormat * const format,
/* Translate into the screen pixel format. */
*pixels++ = sdl.MapRGB (dst->format, r, g, b);
- src += format->BytesPerPixel;
+ src += bytes_per_pixel;
}
if (SDL_MUSTLOCK (dst))
sdl.UnlockSurface (dst);
+#if HAVE_SDL == 1
sdl.UpdateRect (dst, 0, dsty, dst->w, 1);
+#else
+ {
+ SDL_Rect rect = {
+ .x = 0,
+ .y = dsty,
+ .w = dst->w,
+ .h = 1,
+ };
+
+ sdl.UpdateWindowSurfaceRects (win, &rect, 1);
+ }
+#endif
return 0;
}
@@ -206,8 +264,12 @@ bfin_gui_update (void *state, const void *source, unsigned nr_bytes)
if (gui->throttle)
return 0;
- ret = SDL_ConvertBlitLineFrom (source, gui->format, gui->screen,
- gui->curr_line);
+ ret = SDL_ConvertBlitLineFrom (source, gui->format,
+#if HAVE_SDL == 2
+ gui->window,
+#endif
+ gui->screen, gui->curr_line,
+ gui->bytes_per_pixel);
if (ret)
return 0;
@@ -216,6 +278,8 @@ bfin_gui_update (void *state, const void *source, unsigned nr_bytes)
return nr_bytes;
}
+#if HAVE_SDL == 1
+
#define FMASK(cnt, shift) (((1 << (cnt)) - 1) << (shift))
#define _FORMAT(bpp, rcnt, gcnt, bcnt, acnt, rsh, gsh, bsh, ash) \
NULL, bpp, (bpp)/8, 8-(rcnt), 8-(gcnt), 8-(bcnt), 8-(acnt), rsh, gsh, bsh, ash, \
@@ -228,33 +292,52 @@ static const SDL_PixelFormat sdl_rgb_565 =
{
FORMAT (5, 6, 5, 0, 11, 5, 0, 0)
};
+#define SDL_PIXELFORMAT_RGB565 &sdl_rgb_565
+
static const SDL_PixelFormat sdl_bgr_565 =
{
FORMAT (5, 6, 5, 0, 0, 5, 11, 0)
};
+#define SDL_PIXELFORMAT_BGR565 &sdl_bgr_565
+
static const SDL_PixelFormat sdl_rgb_888 =
{
FORMAT (8, 8, 8, 0, 16, 8, 0, 0)
};
+#define SDL_PIXELFORMAT_RGB888 &sdl_rgb_888
+
static const SDL_PixelFormat sdl_bgr_888 =
{
FORMAT (8, 8, 8, 0, 0, 8, 16, 0)
};
+#define SDL_PIXELFORMAT_BGR888 &sdl_bgr_888
+
static const SDL_PixelFormat sdl_rgba_8888 =
{
FORMAT (8, 8, 8, 8, 24, 16, 8, 0)
};
+#define SDL_PIXELFORMAT_RGBA8888 &sdl_rgba_8888
+
+#endif
static const struct {
const char *name;
+ /* Since we declare the pixel formats above for SDL 1, we have the bpp
+ setting, but SDL 2 internally uses larger values for its own memory, so
+ we can't assume the Blackfin pixel format sizes always match SDL. */
+ int bytes_per_pixel;
+#if HAVE_SDL == 1
const SDL_PixelFormat *format;
+#else
+ Uint32 format;
+#endif
enum gui_color color;
} color_spaces[] = {
- { "rgb565", &sdl_rgb_565, GUI_COLOR_RGB_565, },
- { "bgr565", &sdl_bgr_565, GUI_COLOR_BGR_565, },
- { "rgb888", &sdl_rgb_888, GUI_COLOR_RGB_888, },
- { "bgr888", &sdl_bgr_888, GUI_COLOR_BGR_888, },
- { "rgba8888", &sdl_rgba_8888, GUI_COLOR_RGBA_8888, },
+ { "rgb565", 2, SDL_PIXELFORMAT_RGB565, GUI_COLOR_RGB_565, },
+ { "bgr565", 2, SDL_PIXELFORMAT_BGR565, GUI_COLOR_BGR_565, },
+ { "rgb888", 3, SDL_PIXELFORMAT_RGB888, GUI_COLOR_RGB_888, },
+ { "bgr888", 3, SDL_PIXELFORMAT_BGR888, GUI_COLOR_BGR_888, },
+ { "rgba8888", 4, SDL_PIXELFORMAT_RGBA8888, GUI_COLOR_RGBA_8888, },
};
enum gui_color bfin_gui_color (const char *color)
@@ -273,21 +356,31 @@ enum gui_color bfin_gui_color (const char *color)
return GUI_COLOR_RGB_888;
}
-static const SDL_PixelFormat *bfin_gui_color_format (enum gui_color color)
+static const SDL_PixelFormat *bfin_gui_color_format (enum gui_color color,
+ int *bytes_per_pixel)
{
int i;
for (i = 0; i < ARRAY_SIZE (color_spaces); ++i)
if (color == color_spaces[i].color)
- return color_spaces[i].format;
+ {
+ *bytes_per_pixel = color_spaces[i].bytes_per_pixel;
+#if HAVE_SDL == 1
+ return color_spaces[i].format;
+#else
+ return sdl.AllocFormat (color_spaces[i].format);
+#endif
+ }
return NULL;
}
int bfin_gui_color_depth (enum gui_color color)
{
- const SDL_PixelFormat *format = bfin_gui_color_format (color);
- return format ? format->BitsPerPixel : 0;
+ int bytes_per_pixel;
+ const SDL_PixelFormat *format = bfin_gui_color_format (color,
+ &bytes_per_pixel);
+ return format ? bytes_per_pixel * 8 : 0;
}
#endif
diff --git a/sim/config.h.in b/sim/config.h.in
index 8aeac91..8e84759 100644
--- a/sim/config.h.in
+++ b/sim/config.h.in
@@ -121,6 +121,9 @@
/* Define to 1 if you have the `kill' function. */
#undef HAVE_KILL
+/* Define to 1 if you have the `dl' library (-ldl). */
+#undef HAVE_LIBDL
+
/* Define to 1 if you have the `m' library (-lm). */
#undef HAVE_LIBM
diff --git a/sim/configure b/sim/configure
index 8a38f2e..9885c90 100755
--- a/sim/configure
+++ b/sim/configure
@@ -12708,6 +12708,136 @@ _ACEOF
fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for dlopen in -ldl" >&5
+$as_echo_n "checking for dlopen in -ldl... " >&6; }
+if ${ac_cv_lib_dl_dlopen+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ ac_check_lib_save_LIBS=$LIBS
+LIBS="-ldl $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+/* Override any GCC internal prototype to avoid an error.
+ Use char because int might match the return type of a GCC
+ builtin and then its argument prototype would still apply. */
+#ifdef __cplusplus
+extern "C"
+#endif
+char dlopen ();
+int
+main ()
+{
+return dlopen ();
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+ ac_cv_lib_dl_dlopen=yes
+else
+ ac_cv_lib_dl_dlopen=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+ conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dl_dlopen" >&5
+$as_echo "$ac_cv_lib_dl_dlopen" >&6; }
+if test "x$ac_cv_lib_dl_dlopen" = xyes; then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBDL 1
+_ACEOF
+
+ LIBS="-ldl $LIBS"
+
+fi
+
+if test "${ac_cv_lib_dl_dlopen}" = "yes"; then
+
+pkg_failed=no
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for sdl2" >&5
+$as_echo_n "checking for sdl2... " >&6; }
+
+if test -n "$SDL_CFLAGS"; then
+ pkg_cv_SDL_CFLAGS="$SDL_CFLAGS"
+ elif test -n "$PKG_CONFIG"; then
+ if test -n "$PKG_CONFIG" && \
+ { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"sdl2\""; } >&5
+ ($PKG_CONFIG --exists --print-errors "sdl2") 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; then
+ pkg_cv_SDL_CFLAGS=`$PKG_CONFIG --cflags "sdl2" 2>/dev/null`
+ test "x$?" != "x0" && pkg_failed=yes
+else
+ pkg_failed=yes
+fi
+ else
+ pkg_failed=untried
+fi
+if test -n "$SDL_LIBS"; then
+ pkg_cv_SDL_LIBS="$SDL_LIBS"
+ elif test -n "$PKG_CONFIG"; then
+ if test -n "$PKG_CONFIG" && \
+ { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"sdl2\""; } >&5
+ ($PKG_CONFIG --exists --print-errors "sdl2") 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; then
+ pkg_cv_SDL_LIBS=`$PKG_CONFIG --libs "sdl2" 2>/dev/null`
+ test "x$?" != "x0" && pkg_failed=yes
+else
+ pkg_failed=yes
+fi
+ else
+ pkg_failed=untried
+fi
+
+if test $pkg_failed = no; then
+ pkg_save_LDFLAGS="$LDFLAGS"
+ LDFLAGS="$LDFLAGS $pkg_cv_SDL_LIBS"
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+
+else
+ pkg_failed=yes
+fi
+rm -f core conftest.err conftest.$ac_objext \
+ conftest$ac_exeext conftest.$ac_ext
+ LDFLAGS=$pkg_save_LDFLAGS
+fi
+
+
+
+if test $pkg_failed = yes; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+
+if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
+ _pkg_short_errors_supported=yes
+else
+ _pkg_short_errors_supported=no
+fi
+ if test $_pkg_short_errors_supported = yes; then
+ SDL_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors --cflags --libs "sdl2" 2>&1`
+ else
+ SDL_PKG_ERRORS=`$PKG_CONFIG --print-errors --cflags --libs "sdl2" 2>&1`
+ fi
+ # Put the nasty error message in config.log where it belongs
+ echo "$SDL_PKG_ERRORS" >&5
+
+
pkg_failed=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for sdl" >&5
@@ -12801,52 +12931,126 @@ else
SDL_LIBS=$pkg_cv_SDL_LIBS
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dlopen in -ldl" >&5
-$as_echo_n "checking for dlopen in -ldl... " >&6; }
-if ${ac_cv_lib_dl_dlopen+:} false; then :
- $as_echo_n "(cached) " >&6
+ SDL_CFLAGS="${SDL_CFLAGS} -DHAVE_SDL=1"
+ SDL_LIBS="-ldl"
+
+fi
+
+elif test $pkg_failed = untried; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+
+
+pkg_failed=no
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for sdl" >&5
+$as_echo_n "checking for sdl... " >&6; }
+
+if test -n "$SDL_CFLAGS"; then
+ pkg_cv_SDL_CFLAGS="$SDL_CFLAGS"
+ elif test -n "$PKG_CONFIG"; then
+ if test -n "$PKG_CONFIG" && \
+ { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"sdl\""; } >&5
+ ($PKG_CONFIG --exists --print-errors "sdl") 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; then
+ pkg_cv_SDL_CFLAGS=`$PKG_CONFIG --cflags "sdl" 2>/dev/null`
+ test "x$?" != "x0" && pkg_failed=yes
else
- ac_check_lib_save_LIBS=$LIBS
-LIBS="-ldl $LIBS"
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+ pkg_failed=yes
+fi
+ else
+ pkg_failed=untried
+fi
+if test -n "$SDL_LIBS"; then
+ pkg_cv_SDL_LIBS="$SDL_LIBS"
+ elif test -n "$PKG_CONFIG"; then
+ if test -n "$PKG_CONFIG" && \
+ { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"sdl\""; } >&5
+ ($PKG_CONFIG --exists --print-errors "sdl") 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; then
+ pkg_cv_SDL_LIBS=`$PKG_CONFIG --libs "sdl" 2>/dev/null`
+ test "x$?" != "x0" && pkg_failed=yes
+else
+ pkg_failed=yes
+fi
+ else
+ pkg_failed=untried
+fi
+
+if test $pkg_failed = no; then
+ pkg_save_LDFLAGS="$LDFLAGS"
+ LDFLAGS="$LDFLAGS $pkg_cv_SDL_LIBS"
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
-/* Override any GCC internal prototype to avoid an error.
- Use char because int might match the return type of a GCC
- builtin and then its argument prototype would still apply. */
-#ifdef __cplusplus
-extern "C"
-#endif
-char dlopen ();
int
main ()
{
-return dlopen ();
+
;
return 0;
}
_ACEOF
if ac_fn_c_try_link "$LINENO"; then :
- ac_cv_lib_dl_dlopen=yes
+
else
- ac_cv_lib_dl_dlopen=no
+ pkg_failed=yes
fi
rm -f core conftest.err conftest.$ac_objext \
conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+ LDFLAGS=$pkg_save_LDFLAGS
fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dl_dlopen" >&5
-$as_echo "$ac_cv_lib_dl_dlopen" >&6; }
-if test "x$ac_cv_lib_dl_dlopen" = xyes; then :
- SDL_CFLAGS="${SDL_CFLAGS} -DHAVE_SDL"
- SDL_LIBS="-ldl"
+
+
+if test $pkg_failed = yes; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+
+if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
+ _pkg_short_errors_supported=yes
else
- SDL_CFLAGS= SDL_LIBS=
+ _pkg_short_errors_supported=no
fi
+ if test $_pkg_short_errors_supported = yes; then
+ SDL_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors --cflags --libs "sdl" 2>&1`
+ else
+ SDL_PKG_ERRORS=`$PKG_CONFIG --print-errors --cflags --libs "sdl" 2>&1`
+ fi
+ # Put the nasty error message in config.log where it belongs
+ echo "$SDL_PKG_ERRORS" >&5
+
+ :
+elif test $pkg_failed = untried; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+ :
+else
+ SDL_CFLAGS=$pkg_cv_SDL_CFLAGS
+ SDL_LIBS=$pkg_cv_SDL_LIBS
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+ SDL_CFLAGS="${SDL_CFLAGS} -DHAVE_SDL=1"
+ SDL_LIBS="-ldl"
+fi
+
+else
+ SDL_CFLAGS=$pkg_cv_SDL_CFLAGS
+ SDL_LIBS=$pkg_cv_SDL_LIBS
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+ SDL_CFLAGS="${SDL_CFLAGS} -DHAVE_SDL=2"
+ SDL_LIBS="-ldl"
fi
+else
+ SDL_CFLAGS=
+ SDL_LIBS=
+fi
diff --git a/sim/m4/sim_ac_platform.m4 b/sim/m4/sim_ac_platform.m4
index b0abe62..766f577 100644
--- a/sim/m4/sim_ac_platform.m4
+++ b/sim/m4/sim_ac_platform.m4
@@ -163,12 +163,21 @@ AC_CHECK_LIB(nsl, gethostbyname)
AC_CHECK_LIB(m, fabs)
AC_CHECK_LIB(m, log2)
-PKG_CHECK_MODULES(SDL, sdl, [dnl
- AC_CHECK_LIB(dl, dlopen, [dnl
- SDL_CFLAGS="${SDL_CFLAGS} -DHAVE_SDL"
+AC_CHECK_LIB(dl, dlopen)
+if test "${ac_cv_lib_dl_dlopen}" = "yes"; then
+ PKG_CHECK_MODULES(SDL, sdl2, [dnl
+ SDL_CFLAGS="${SDL_CFLAGS} -DHAVE_SDL=2"
SDL_LIBS="-ldl"
- ], [SDL_CFLAGS= SDL_LIBS=])
- ], [:])
+ ], [
+ PKG_CHECK_MODULES(SDL, sdl, [dnl
+ SDL_CFLAGS="${SDL_CFLAGS} -DHAVE_SDL=1"
+ SDL_LIBS="-ldl"
+ ], [:])
+ ])
+else
+ SDL_CFLAGS=
+ SDL_LIBS=
+fi
AC_SUBST(SDL_CFLAGS)
AC_SUBST(SDL_LIBS)
generated by cgit v1.1 at 2025-02-12 10:02:43 +0000