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Fixed client API version parsing.
This commit is contained in:
parent
0b25bba5b5
commit
b1de4d6fed
32
src/opengl.c
32
src/opengl.c
@ -41,8 +41,15 @@
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static GLboolean parseGLVersion(int* major, int* minor, int* rev)
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{
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GLuint _major, _minor = 0, _rev = 0;
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int i, _major, _minor = 0, _rev = 0;
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const char* version;
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const char* prefixes[] =
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{
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"OpenGL ES-CM ",
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"OpenGL ES-CL ",
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"OpenGL ES ",
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NULL
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};
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version = (const char*) glGetString(GL_VERSION);
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if (!version)
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@ -52,19 +59,22 @@ static GLboolean parseGLVersion(int* major, int* minor, int* rev)
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return GL_FALSE;
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}
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for (;;)
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for (i = 0; prefixes[i]; i++)
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{
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if (*version != '\0')
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{
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_glfwSetError(GLFW_PLATFORM_ERROR,
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"X11/EGL: No version found in version string");
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return GL_FALSE;
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}
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const size_t length = strlen(prefixes[i]);
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if (sscanf(version, "%d.%d.%d", &_major, &_minor, &_rev))
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break;
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if (strncmp(version, prefixes[i], length) == 0)
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{
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version += length;
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break;
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}
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}
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version++;
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if (!sscanf(version, "%d.%d.%d", &_major, &_minor, &_rev))
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{
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_glfwSetError(GLFW_PLATFORM_ERROR,
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"X11/EGL: No version found in version string");
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return GL_FALSE;
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}
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*major = _major;
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