1 files changed, 77 insertions, 0 deletions
diff --git a/src/common.h b/src/common.h
new file mode 100644
index 0000000..ede67cd
--- /dev/null
+++ b/src/common.h
@@ -0,0 +1,77 @@
+#ifndef HONEY_COMMON_H
+#define HONEY_COMMON_H
+
+// standard c libraries
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdbool.h>
+#include <string.h>
+
+// POSIX options
+#include <unistd.h>
+
+// lua interpreter
+#include <lua.h>
+#include <lualib.h>
+#include <lauxlib.h>
+
+// glad
+#include "glad/glad.h"
+#include <GLFW/glfw3.h>
+
+// c opengl mathematics function
+#include <cglm/cglm.h>
+#include <cglm/call.h>
+
+// assimp
+#include <assimp/cimport.h>
+#include <assimp/scene.h>
+#include <assimp/postprocess.h>
+
+// stb image
+#include "stb_image/stb_image.h"
+
+typedef GLFWwindow* honey_window;
+
+/* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ */
+
+typedef enum {
+  /* generic results */
+  HONEY_OK,
+  HONEY_MEMORY_ALLOCATION_ERROR,
+  HONEY_FILE_READ_ERROR,
+
+  /* shader errors */
+  HONEY_VERTEX_SHADER_COMPILATION_ERROR,
+  HONEY_FRAGMENT_SHADER_COMPILATION_ERROR,
+  HONEY_SHADER_LINK_ERROR,
+
+  /* mesh errors */
+  HONEY_MESH_BAD_VERTEX_DATA,
+  HONEY_MESH_BAD_INDEX_DATA,
+
+  /* model errors */
+  HONEY_MODEL_LOAD_ERROR,
+  
+  HONEY_N_ERRORS
+} honey_result;
+
+#define HONEY_ERROR_DATA_STRING_LENGTH 4096
+
+static struct {
+  char string1[HONEY_ERROR_DATA_STRING_LENGTH];
+  char string2[HONEY_ERROR_DATA_STRING_LENGTH];
+} honey_error_data;
+
+void honey_error_clear_strings();
+void honey_error_set_string1(char* string);
+void honey_error_set_string2(char* string);
+
+/** @brief Generate a human-readable error message.
+ *
+ * @param[out] error_string A string with at least 3*HONEY_ERROR_DATA_STRING_LENGTH characters to store the result
+ * @param[in] error The error to generate a message for
+ */
+void honey_human_readable_error(char* error_string, honey_result error);
+
+#endif