refactor: unify error handling

1 files changed, 41 insertions, 0 deletions

diff --git a/include/common.h b/include/common.h
index e76d53c..f83acca 100644
--- a/include/common.h
+++ b/include/common.h
@@ -12,8 +12,49 @@
 #include <cglm/cglm.h>
 #include <cglm/call.h>
 
+#include <assimp/cimport.h>
+#include <assimp/scene.h>
+#include <assimp/postprocess.h>
+
 #include "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,
+  
+  HONEY_N_ERRORS } honey_error;
+
+#define HONEY_ERROR_DATA_STRING_LENGTH 512
+
+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_error error);
+
 #endif