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Import all system definitions of errno including their string representations, then layer our error definitions on top of that

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This commit is contained in:
Andrew Kesterson
2026-01-12 08:33:31 -05:00
parent 6acae958ff
commit 14e903a81c
4 changed files with 68 additions and 20 deletions
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38
include/akerror.h → include/akerror.tmpl.h
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@@ -14,23 +14,27 @@
#define AKERR_MAX_ERROR_FUNCTION_LENGTH 128
#define AKERR_MAX_ERROR_STACKTRACE_BUF_LENGTH 2048
#define AKERR_NULLPOINTER 1
#define AKERR_OUTOFBOUNDS 2
#define AKERR_API 3
#define AKERR_ATTRIBUTE 4
#define AKERR_TYPE 5
#define AKERR_KEY 6
#define AKERR_HEAP 7
#define AKERR_INDEX 8
#define AKERR_FORMAT 9
#define AKERR_IO 10
#define AKERR_REGISTRY 11
#define AKERR_VALUE 12
#define AKERR_BEHAVIOR 13
#define AKERR_RELATIONSHIP 14
#define AKERR_LAST_ERRNO_VALUE AKERR_LAST_ERRNO_VALUE_SED
#define AKERR_NULLPOINTER (AKERR_LAST_ERRNO_VALUE + 1)
#define AKERR_OUTOFBOUNDS (AKERR_LAST_ERRNO_VALUE + 2)
#define AKERR_API (AKERR_LAST_ERRNO_VALUE + 3)
#define AKERR_ATTRIBUTE (AKERR_LAST_ERRNO_VALUE + 4)
#define AKERR_TYPE (AKERR_LAST_ERRNO_VALUE + 5)
#define AKERR_KEY (AKERR_LAST_ERRNO_VALUE + 6)
#define AKERR_HEAP (AKERR_LAST_ERRNO_VALUE + 7)
#define AKERR_INDEX (AKERR_LAST_ERRNO_VALUE + 8)
#define AKERR_FORMAT (AKERR_LAST_ERRNO_VALUE + 9)
#define AKERR_IO (AKERR_LAST_ERRNO_VALUE + 10)
#define AKERR_REGISTRY (AKERR_LAST_ERRNO_VALUE + 11)
#define AKERR_VALUE (AKERR_LAST_ERRNO_VALUE + 12)
#define AKERR_BEHAVIOR (AKERR_LAST_ERRNO_VALUE + 13)
#define AKERR_RELATIONSHIP (AKERR_LAST_ERRNO_VALUE + 14)
#ifndef AKERR_MAX_ERR_VALUE
#define AKERR_MAX_ERR_VALUE 14
#define AKERR_MAX_ERR_VALUE (AKERR_LAST_ERRNO_VALUE + 14)
#elif AKERR_MAX_ERR_VALUE < 256
#error user-defined AKERR_MAX_ERR_VALUE must be >= 256
#endif
extern char __AKERR_ERROR_NAMES[AKERR_MAX_ERR_VALUE+1][AKERR_MAX_ERROR_NAME_LENGTH];
@@ -69,6 +73,8 @@ char *akerr_name_for_status(int status, char *name);
void akerr_init();
void akerr_default_handler_unhandled_error(akerr_ErrorContext *ptr);
void akerr_default_logger(const char *f, ...);
/* defined in src/errno.c which is built dynamically at build time from system errno definitions */
void akerr_init_errno(void);
#define LOG_ERROR_WITH_MESSAGE(__err_context, __err_message) \
akerr_log_method("%s%s:%s:%d: %s %d (%s): %s", (char *)&__err_context->stacktracebuf, (char *)__FILE__, (char *)__func__, __LINE__, __err_message, __err_context->status, akerr_name_for_status(__err_context->status, NULL), __err_context->message); \
@@ -154,7 +160,7 @@ void akerr_default_logger(const char *f, ...);
snprintf((char *)__err_context->function, AKERR_MAX_ERROR_FUNCTION_LENGTH, __func__); \
__err_context->lineno = __LINE__; \
snprintf((char *)__err_context->message, AKERR_MAX_ERROR_CONTEXT_STRING_LENGTH, __message, ## __VA_ARGS__); \
__err_context->stacktracebufptr += snprintf(__err_context->stacktracebufptr, AKERR_MAX_ERROR_STACKTRACE_BUF_LENGTH, "%s:%s:%d: %d (%s) : %s\n", (char *)__err_context->fname, (char *)__err_context->function, __err_context->lineno, __err_context->status, akerr_name_for_status(__err_context->status, NULL), __err_context->message);
__err_context->stacktracebufptr += snprintf(__err_context->stacktracebufptr, AKERR_MAX_ERROR_STACKTRACE_BUF_LENGTH, "%s:%s:%d: %d (%s) : %s\n", (char *)__err_context->fname, (char *)__err_context->function, __err_context->lineno, __err_context->status, akerr_name_for_status(__err_context->status, NULL), (__err_context->message == NULL ? "" : __err_context->message));
#define SUCCEED(__err_context) \