commit 55073aa7a39c6d9485fa0c1dec854ec654e618d6
author ocornut <omarcornut@gmail.com> Tue Dec 19 11:22:43 2023 +0100
committer ocornut <omarcornut@gmail.com> Tue Dec 19 11:22:43 2023 +0100
tree 42de6c3029bef5be75a78af611c91f0c81de0f1d
parent 8764a1b7c4f8428e55da52d61f7a6d772bf01008

Examples; SDL: added missing return values checks from SDL_CreateWindow() calls. (#7147)

examples/example_sdl2_directx11/main.cpp

diff --git a/examples/example_sdl2_directx11/main.cpp b/examples/example_sdl2_directx11/main.cpp
index 7c16605..3275baf 100644
--- a/examples/example_sdl2_directx11/main.cpp
+++ b/examples/example_sdl2_directx11/main.cpp
@@ -47,6 +47,12 @@
     // Setup window
     SDL_WindowFlags window_flags = (SDL_WindowFlags)(SDL_WINDOW_RESIZABLE | SDL_WINDOW_ALLOW_HIGHDPI);
     SDL_Window* window = SDL_CreateWindow("Dear ImGui SDL2+DirectX11 example", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, 1280, 720, window_flags);
+    if (window == nullptr)
+    {
+        printf("Error: SDL_CreateWindow(): %s\n", SDL_GetError());
+        return -1;
+    }
+
     SDL_SysWMinfo wmInfo;
     SDL_VERSION(&wmInfo.version);
     SDL_GetWindowWMInfo(window, &wmInfo);

examples/example_sdl2_opengl2/main.cpp

diff --git a/examples/example_sdl2_opengl2/main.cpp b/examples/example_sdl2_opengl2/main.cpp
index e1451a6..efb28ed 100644
--- a/examples/example_sdl2_opengl2/main.cpp
+++ b/examples/example_sdl2_opengl2/main.cpp
@@ -41,6 +41,12 @@
     SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 2);
     SDL_WindowFlags window_flags = (SDL_WindowFlags)(SDL_WINDOW_OPENGL | SDL_WINDOW_RESIZABLE | SDL_WINDOW_ALLOW_HIGHDPI);
     SDL_Window* window = SDL_CreateWindow("Dear ImGui SDL2+OpenGL example", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, 1280, 720, window_flags);
+    if (window == nullptr)
+    {
+        printf("Error: SDL_CreateWindow(): %s\n", SDL_GetError());
+        return -1;
+    }
+
     SDL_GLContext gl_context = SDL_GL_CreateContext(window);
     SDL_GL_MakeCurrent(window, gl_context);
     SDL_GL_SetSwapInterval(1); // Enable vsync

examples/example_sdl2_opengl3/main.cpp

diff --git a/examples/example_sdl2_opengl3/main.cpp b/examples/example_sdl2_opengl3/main.cpp
index 344f745..d748c13 100644
--- a/examples/example_sdl2_opengl3/main.cpp
+++ b/examples/example_sdl2_opengl3/main.cpp
@@ -68,6 +68,12 @@
     SDL_GL_SetAttribute(SDL_GL_STENCIL_SIZE, 8);
     SDL_WindowFlags window_flags = (SDL_WindowFlags)(SDL_WINDOW_OPENGL | SDL_WINDOW_RESIZABLE | SDL_WINDOW_ALLOW_HIGHDPI);
     SDL_Window* window = SDL_CreateWindow("Dear ImGui SDL2+OpenGL3 example", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, 1280, 720, window_flags);
+    if (window == nullptr)
+    {
+        printf("Error: SDL_CreateWindow(): %s\n", SDL_GetError());
+        return -1;
+    }
+
     SDL_GLContext gl_context = SDL_GL_CreateContext(window);
     SDL_GL_MakeCurrent(window, gl_context);
     SDL_GL_SetSwapInterval(1); // Enable vsync

examples/example_sdl2_sdlrenderer2/main.cpp

diff --git a/examples/example_sdl2_sdlrenderer2/main.cpp b/examples/example_sdl2_sdlrenderer2/main.cpp
index bc7603e..bfba8fa 100644
--- a/examples/example_sdl2_sdlrenderer2/main.cpp
+++ b/examples/example_sdl2_sdlrenderer2/main.cpp
@@ -38,6 +38,11 @@
     // Create window with SDL_Renderer graphics context
     SDL_WindowFlags window_flags = (SDL_WindowFlags)(SDL_WINDOW_RESIZABLE | SDL_WINDOW_ALLOW_HIGHDPI);
     SDL_Window* window = SDL_CreateWindow("Dear ImGui SDL2+SDL_Renderer example", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, 1280, 720, window_flags);
+    if (window == nullptr)
+    {
+        printf("Error: SDL_CreateWindow(): %s\n", SDL_GetError());
+        return -1;
+    }
     SDL_Renderer* renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_PRESENTVSYNC | SDL_RENDERER_ACCELERATED);
     if (renderer == nullptr)
     {

examples/example_sdl2_vulkan/main.cpp

diff --git a/examples/example_sdl2_vulkan/main.cpp b/examples/example_sdl2_vulkan/main.cpp
index 3163446..bbd9eec 100644
--- a/examples/example_sdl2_vulkan/main.cpp
+++ b/examples/example_sdl2_vulkan/main.cpp
@@ -385,6 +385,11 @@
     // Create window with Vulkan graphics context
     SDL_WindowFlags window_flags = (SDL_WindowFlags)(SDL_WINDOW_VULKAN | SDL_WINDOW_RESIZABLE | SDL_WINDOW_ALLOW_HIGHDPI);
     SDL_Window* window = SDL_CreateWindow("Dear ImGui SDL2+Vulkan example", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, 1280, 720, window_flags);
+    if (window == nullptr)
+    {
+        printf("Error: SDL_CreateWindow(): %s\n", SDL_GetError());
+        return -1;
+    }
 
     ImVector<const char*> extensions;
     uint32_t extensions_count = 0;