lg_error.h

/*
 *      LibGame - Copyright (C) Emmanuel Thomas-Maurin 2011-2026
 *      All rights reserved
 */
 
#ifndef LG_ERROR_H
#define LG_ERROR_H
 
long long lg_log_time();
 
/* Adding timestamps to error logs on Linux */
/*
 * TODO: it would be actually more correct to change:
 * - TIME_FILE_LINE_FUNC_STR to TIME_FILE_LINE_FUNC
 * and
 * - TIME_FILE_LINE_FUNC_STR2 to TIME_FILE_LINE_FUNC_STR
 * but:
 * - There is already (uncorrectly) FILE_LINE_FUNC_STR in libetm.h
 * which should be also changed
 * - It's not working so far
 */
#ifndef ANDROID_V
  #define TIME_FILE_LINE_FUNC_STR       "%lld [%s: %d] %s(): ", lg_log_time(), __FILE__ , __LINE__, __func__
  // STH WRONG HERE - #define TIME_FILE_LINE_FUNC_STR2  "[%lld %s: %d] %s(): %s", lg_log_time(), __FILE__ , __LINE__, __func__
  #define INFO_ERR2(...) \
        {\
                fprintf(STD_ERR, TIME_FILE_LINE_FUNC_STR);\
                fprintf(STD_ERR, __VA_ARGS__);\
                fflush(STD_ERR);\
        }
#endif
 
#define LG_ERR_CTX_FILE_MAXLEN  63
#define LG_ERR_CTX_FUNC_MAXLEN  63
#define LG_ERR_CTX_TXT_MAXLEN   1023
#define LG_ERR_CTX_CODE_NA      (-100000)       /* Really not sure what to pick */
#define LG_ERR_CTX_STR_MAXLEN   2048            /* Must contain all of the above - for snprintf() */
#define LG_ERR_CTX_FORMAT       "[%s: %d] %s(): %s (code = %d)"
 
typedef struct {
        char            file[LG_ERR_CTX_FILE_MAXLEN + 1];       /* Not the full path */
        unsigned int    line;
        char            func[LG_ERR_CTX_FUNC_MAXLEN + 1];
        char            txt[LG_ERR_CTX_TXT_MAXLEN + 1];
        int             code;
} LG_ErrorContext;
 
enum {OOM_MALLOC2_TEST, OOM_MALLOC3_TEST, OOM_MALLOC3_TEST2, INVPTR_FREE2_TEST, INVPTR_FREE3_TEST, SEGFAULT_TEST, DIVBYZERO_TEST};
 
void            lg_override_warning_timeout(int);
 
void            lg_reset_warning_timeout();
 
void            lg_set_error_context(const char *, unsigned int, const char *, const char *, int);
 
int             lg_get_error_context_code();
 
const char      *lg_get_full_error_context();
 
void            lg_clear_error_context();
 
void            lg_save_error_context(LG_ErrorContext *);
 
void            lg_restore_error_context(LG_ErrorContext *);
 
/*
 * Wrappers for these mem alloc funcs
 */
void            *malloc2_plus(size_t, const char *, unsigned int, const char *);        /* size , __FILE__, __LINE__, __func__ */
#define         malloc3(...) malloc2_plus(__VA_ARGS__, __FILE__, __LINE__, __func__)
 
/* Nothing done here apart from a #define -> need to implement this properly */
#define         realloc3 realloc2
 
#define         calloc3 calloc2
 
void            free2_plus(void *, const char *, unsigned int, const char *);           /* mem , __FILE__, __LINE__, __func__ */
/* Prev version
#define         free3(...) free2_plus(__VA_ARGS__, __FILE__, __LINE__, __func__)*/
/* New version - to be tested, seems OK so far ... */
#define         free2_ultimate(...) free2_plus(__VA_ARGS__, __FILE__, __LINE__, __func__)       /* Thats's silly */
#define         free3(mem_block) {free2_ultimate(mem_block); mem_block = NULL;}
 
void            free_v2(void **);
 
/* DO THIS MAKE SENSE ???? - to be tested */
#define         l_str_free2(string) {l_str_free(string); string = NULL;}
 
/*
 * Wrappers for these file ops funcs
 */
/* === BUGGY SO NOT USED SO FAR === */
int             mkdir_plus(const char *, mode_t, const char *, unsigned int, const char *);     /* path, mode, __FILE__, __LINE__, __func__ */
//#define               mkdir_2(...) mkdir_plus(__VA_ARGS__, __FILE__, __LINE__, __func__)
#define         mkdir_2(...) mkdir(__VA_ARGS__)
 
/* === BUGGY SO NOT USED SO FAR === */
FILE            *fopen_plus(const char *, const char *, const char *, unsigned int, const char *);      /* path, mode, __FILE__, __LINE__, __func__ */
//#define               fopen_2(...) fopen_plus(__VA_ARGS__, __FILE__, __LINE__, __func__)
#define         fopen_2(...) fopen(__VA_ARGS__)
/*
void            *SDL_LoadFile_2(pathname, &size);
size_t          SDL_RWread_2(SDL_RWops *, void *, size_t, size_t);
size_t          SDL_RWwrite_2(SDL_RWops *, void *, size_t, size_t);
int             SDL_RWclose_2(SDL_RWops *);
SDL_RWops*      SDL_RWFromFile_2(const char *, const char *);
*/
 
#ifndef WIN32_V
void            sig_handler(int, siginfo_t *, void *);
 
void            set_sig_handler();
 
extern void     app_sig_handler(int, const char *);
#endif
 
void            lg_print_out_error_codes();
 
void            test_big_error(int);
 
#endif /* LG_ERROR_H */