shithub: tinygl

ref: a520f0bae369eb0632cca008a85e56b831897bdd
dir: /src/error_check.h/

View raw version 
//Error check #included into every command which references the current context as "c"
#ifndef RETVAL
#define RETVAL /* a comment*/
#endif


#if TGL_FEATURE_ERROR_CHECK == 1
//LEVEL 1 ERROR_CHECK
//#error should never execute.





#ifndef ERROR_FLAG
//LEVEL 2 ERROR_FLAG

//BEGIN LEVEL 3
#if TGL_FEATURE_STRICT_OOM_CHECKS == 1
	if(c->error_flag == GL_OUT_OF_MEMORY) return RETVAL;
#endif
//EOF LEVEL 3

#elif ERROR_FLAG != GL_OUT_OF_MEMORY
	{c->error_flag = ERROR_FLAG; return RETVAL;}
//OUT OF MEMORY ELSE
#else
	{c->error_flag = GL_OUT_OF_MEMORY; return RETVAL;}
#endif
//





//LEVEL 1 ERROR_CHECK
#endif
//^End of TGL_FEATURE_ERROR_CHECK, level 0

//Cleanup
#undef RETVAL
#undef ERROR_FLAG