File 0001-Extend-configure-checks-with-checks-for-SD... of Package gegl

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File 0001-Extend-configure-checks-with-checks-for-SDL2.patch of Package gegl

From 825c0934a34a6627fe85f671a3086ca42ea4f73e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Stefan=20Br=C3=BCns?= <stefan.bruens@rwth-aachen.de>
Date: Sun, 4 Aug 2019 17:55:20 +0200
Subject: [PATCH 1/3] Extend configure checks with checks for SDL2

---
 configure.ac | 34 +++++++++++++++++++++++++++++-----
 1 file changed, 29 insertions(+), 5 deletions(-)

diff --git a/configure.ac b/configure.ac
index 974113404..6e42abd2a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -57,6 +57,7 @@ m4_define([popplerglib_required_version], [0.71.0])
 m4_define([zlib_required_version], [1.2.0])
 m4_define([png_required_version], [1.6.0])
 m4_define([sdl_required_version], [1.2.0])
+m4_define([sdl2_required_version], [2.0.5])
 m4_define([libtiff_required_version], [4.0.0])
 m4_define([webp_required_version], [0.5.0])
 m4_define([poly2tri-c_required_version], [0.0.0])
@@ -948,14 +949,36 @@ AC_SUBST(OPENEXR_CFLAGS)
 AC_SUBST(OPENEXR_LIBS) 
 
 
-###############
-# Check for SDL
-###############
+######################
+# Check for SDL2 / SDL
+######################
 
+AC_ARG_WITH(sdl, [  --without-sdl2          build without SDL2 support])
 AC_ARG_WITH(sdl, [  --without-sdl           build without SDL support])
 
+have_sdl2="no"
+if test "x$with_sdl2" != "xno"; then
+  AC_PATH_PROG(SDL2_CONFIG, sdl2-config, no)
+  if test "$SDL2_CONFIG" = "no"; then
+    have_sdl2="no  (SDL2 library not found)"
+    AC_MSG_RESULT([*** Check for SDL2 library failed.])
+  else
+    have_sdl2="yes"
+    SDL2_CFLAGS=`$SDL2_CONFIG --cflags`
+    SDL2_LIBS=`$SDL2_CONFIG --libs`
+  fi
+fi
+
+AM_CONDITIONAL(HAVE_SDL2, test "$have_sdl2" = "yes")
+
+AC_SUBST(SDL2_CFLAGS)
+AC_SUBST(SDL2_LIBS)
+
 have_sdl="no"
-if test "x$with_sdl" != "xno"; then
+if test "$have_sdl2" = "yes"; then
+  AC_MSG_NOTICE([Skipping SDL check (SDL2 and SDL are exclusive)])
+  have_sdl="no (skipped)"
+elif test "x$with_sdl" != "xno"; then
   AC_PATH_PROG(SDL_CONFIG, sdl-config, no)
   if test "$SDL_CONFIG" = "no"; then
     have_sdl="no  (SDL library not found)"
@@ -968,7 +991,7 @@ if test "x$with_sdl" != "xno"; then
 fi
 
 AM_CONDITIONAL(HAVE_SDL, test "$have_sdl" = "yes")
- 
+
 AC_SUBST(SDL_CFLAGS)
 AC_SUBST(SDL_LIBS)
 
@@ -1417,6 +1440,7 @@ Optional dependencies:
   PNG:             $have_libpng
   OpenEXR:         $have_openexr
   rsvg:            $have_librsvg
+  SDL2:            $have_sdl2
   SDL:             $have_sdl
   libraw:          $have_libraw
   Jasper:          $have_jasper
-- 
2.22.0

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File 0001-Extend-configure-checks-with-checks-for-SDL2.patch of Package gegl

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