Initial commit.

1 files changed, 123 insertions, 0 deletions

diff --git a/src/error.h b/src/error.h
new file mode 100644
index 0000000..aa85e63
--- /dev/null
+++ b/src/error.h
@@ -0,0 +1,123 @@
+#ifndef RELABSD_ERROR_H
+#define RELABSD_ERROR_H
+
+#include <stdio.h>
+
+#include "config.h"
+#include "pervasive.h"
+
+#define _HIGHEST_DEBUG_LVL 100
+
+#define _DEBUG_LVL                           _HIGHEST_DEBUG_LVL
+#define _ENABLE_WARNINGS_OUTPUT              1
+#define _ENABLE_RUNTIME_ERRORS_OUTPUT        1
+#define _ENABLE_PROGRAMMING_ERRORS_OUTPUT    1
+#define _ENABLE_FATAL_ERROR_OUTPUT           1
+#define _ENABLE_ERROR_LOCATION               0
+
+#if _ENABLE_ERROR_LOCATION
+   #define _LOCATION "[" __FILE__ "][" _TO_STRING(__LINE__) "]"
+#else
+   #define _LOCATION ""
+#endif
+
+#define _PRINT_STDERR(symbol, str, ...)\
+   fprintf(stderr, "[" symbol "]" _LOCATION " " str "\n", __VA_ARGS__);
+
+#define _DEBUG(level, str, ...)\
+   _ISOLATE\
+   (\
+      if (level < _DEBUG_LVL)\
+      {\
+         _PRINT_STDERR("D", str, __VA_ARGS__);\
+      }\
+   )
+
+
+#define _WARNING(str, ...)\
+   _ISOLATE\
+   (\
+      if (_ENABLE_WARNINGS_OUTPUT)\
+      {\
+         _PRINT_STDERR("W", str, __VA_ARGS__);\
+      }\
+   )
+
+#define _ERROR(str, ...)\
+   _ISOLATE\
+   (\
+      if (_ENABLE_RUNTIME_ERRORS_OUTPUT)\
+      {\
+         _PRINT_STDERR("E", str, __VA_ARGS__);\
+      }\
+   )
+
+#define _PROG_ERROR(str, ...)\
+   _ISOLATE\
+   (\
+      if (_ENABLE_PROGRAMMING_ERRORS_OUTPUT)\
+      {\
+         _PRINT_STDERR("P", str, __VA_ARGS__);\
+      }\
+   )
+
+#define _FATAL(str, ...)\
+   _ISOLATE\
+   (\
+     if (_ENABLE_FATAL_ERROR_OUTPUT)\
+      {\
+         _PRINT_STDERR("F", str, __VA_ARGS__);\
+      }\
+   )
+
+/* For outputs without dynamic content (static). ******************************/
+
+#define _PRINT_S_STDERR(symbol, str)\
+   fprintf(stderr, "[" symbol "]" _LOCATION " " str "\n");
+
+#define _S_DEBUG(level, str)\
+   _ISOLATE\
+   (\
+      if (level < _DEBUG_LVL)\
+      {\
+         _PRINT_S_STDERR("D", str);\
+      }\
+   )
+
+#define _S_WARNING(str)\
+   _ISOLATE\
+   (\
+      if (_ENABLE_WARNINGS_OUTPUT)\
+      {\
+         _PRINT_S_STDERR("W", str);\
+      }\
+   )
+
+#define _S_ERROR(str)\
+   _ISOLATE\
+   (\
+      if (_ENABLE_RUNTIME_ERRORS_OUTPUT)\
+      {\
+         _PRINT_S_STDERR("E", str);\
+      }\
+   )
+
+#define _S_PROG_ERROR(str)\
+   _ISOLATE\
+   (\
+      if (_ENABLE_PROGRAMMING_ERRORS_OUTPUT)\
+      {\
+         _PRINT_S_STDERR("P", str);\
+      }\
+   )
+
+#define _S_FATAL(str)\
+   _ISOLATE\
+   (\
+     if (_ENABLE_FATAL_ERROR_OUTPUT)\
+      {\
+         _PRINT_S_STDERR("F", str);\
+      }\
+   )
+
+#endif