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err.h
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err.h
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// Avoid circular/nested/mulitple inclusion
#ifndef ERR_H_
#define ERR_H_
//----------------------------------------------------------------------------- ----------------------------------------
// Application name
//
static const char* const appName = "extra_demo"; //$ Name used in log files
//----------------------------------------------------------------------------- ----------------------------------------
// Error codes and messages
//
// You should only ever (need to) edit this list
// ...Watch out for extraneous whitespace after the terminating backslashes
#define FOREACH_ES(esPrial) \
/* The first line MUST define 'ERR_OK = 0' */ \
esPrial(0, ERR_OK, "OK (no error)") \
\
esPrial(1, ERR_MALLOC_QUEUE, "malloc() fail - queue") esPrial( \
2, \
ERR_MALLOC_STATE, \
"malloc() fail - state") esPrial(3, ERR_MALLOC_TEXT, "malloc() fail - text") \
esPrial(4, ERR_MALLOC_VIEW, "malloc() fail - viewport") esPrial( \
5, ERR_NO_MUTEX, "Cannot create mutex") esPrial(6, ERR_NO_GUI, "Cannot open GUI") \
esPrial(7, ERR_NO_TIMER, "Cannot create timer") \
\
esPrial(10, ERR_MUTEX_BLOCK, "Mutex block failed") esPrial( \
11, ERR_MUTEX_RELEASE, "Mutex release failed") \
\
esPrial(20, ERR_QUEUE_RTOS, "queue - Undefined RTOS error") \
esPrial(21, DEBUG_QUEUE_TIMEOUT, "queue - Timeout") esPrial( \
22, ERR_QUEUE_RESOURCE, "queue - Resource not available") \
esPrial(23, ERR_QUEUE_BADPRM, "queue - Bad parameter") esPrial( \
24, ERR_QUEUE_NOMEM, "queue - Out of memory") \
esPrial(25, ERR_QUEUE_ISR, "queue - Banned in ISR") esPrial( \
26, ERR_QUEUE_UNK, "queue - Unknown") \
\
esPrial(30, WARN_ANIM_START, "Animate - Already started") \
esPrial( \
31, WARN_ANIM_STOP, "Animate - Already stopped") \
esPrial( \
32, \
ERR_TIMER_START, \
"Animate - Cannot start timer") \
esPrial( \
33, \
ERR_TIMER_STOP, \
"Animate - Cannot stop timer") //[EOT]
// Declare list extraction macros
#define ES_ENUM(num, ename, string) ename = num,
#define ES_STRING(num, ename, string) string "\r\n",
// Build the enum
typedef enum err { FOREACH_ES(ES_ENUM) } err_t;
// You need to '#define ERR_C_' in precisely ONE source file
#ifdef ERR_C_
// Build the string list
const char* const errs[] = {FOREACH_ES(ES_STRING)};
#else
// Give access to string list
extern const char* const errs[];
#endif
// This is a header file, clean up
#undef ES_ENUM
#undef ES_STRING
#undef FOREACH_ES
#endif // ERR_H_