v1.0.0

AWError.c

+#include "AWError.h"
+#include <stdlib.h>
+#include <string.h>
+
+__thread AW_errno AW_errnum;
+
+struct AW_strerror
+{
+    const char* name;
+    const char* desc;
+};
+
+#define AW_STRERROR_GEN(n, s) {"AW_" #n, s},
+static struct AW_strerror AW_strerror_tab[] = {AW_ERRNO_MAP(AW_STRERROR_GEN)};
+#undef AW_STRERROR_GEN
+
+const char* AW_ERR_name(AW_errno errnum)
+{
+    return AW_strerror_tab[errnum].name;
+}
+
+const char* AW_ERR_desc(AW_errno errnum)
+{
+
+    if (errnum == AW_ERR_SYS)
+        return strerror(errno);
+    else
+        return AW_strerror_tab[errnum].desc;
+}

AWError.h

+/**
+ *   @file     AWError.h
+ *   @date     2020-11-09
+ *   @author   whiothes <whiothes81@gmail.com>
+ *   @version  1.0
+ *   @brief    error definitions
+ */
+#pragma once
+
+#include <errno.h>
+
+/**
+ *  @brief      error no. - error description MAP
+ *
+ *  @note       add your own (error macro, error description) map here
+ */
+#define AW_ERRNO_MAP(XX)                                                                                               \
+    /* no error */                                                                                                     \
+    XX(SUCC, "SUCCESS")                                                                                                \
+                                                                                                                       \
+    /* use system errno */                                                                                             \
+    XX(ERR_SYS, "use strerror instead")                                                                                \
+                                                                                                                       \
+    /* SQLite error */                                                                                                 \
+    XX(ERR_SQLITE, "call SQLite error API called function above for detail")                                           \
+    XX(ERR_SQLITE_INVALID_METHOD, "Invalid sql method")                                                                \
+                                                                                                                       \
+    /* Custom error */                                                                                                 \
+    XX(ERR_INVALID_MEMORY, "invalid memory address")                                                                   \
+    XX(ERR_INVALID_TYPE, "invalid data type")                                                                          \
+                                                                                                                       \
+    /* unknown error */                                                                                                \
+    XX(ERR_UNKNOWN, "Unexpected error occurred")
+
+/**
+ *  @brief      Define AW_* values for each errno value above
+ *
+ *  @warning    DO NOT DO ANY EDIT HERE
+ */
+#define AW_ERRNO_GEN(n, s) AW_##n,
+
+/**
+ *  @brief      make ERROR macro to be enum
+ *
+ *  @warning    DO NOT DO ANY EDIT HERE
+ */
+typedef enum
+{
+    AW_FAIL = -1,
+    AW_ERRNO_MAP(AW_ERRNO_GEN)
+} AW_errno;
+#undef AW_ERRNO_GEN
+
+const char*              AW_ERR_name(AW_errno errnum);
+const char*              AW_ERR_desc(AW_errno errnum);
+extern __thread AW_errno AW_errnum;