errors.c

   1 #include "errors.h"
   2 #include "stdarg.h"
   3 #include "stdio.h"
   4
   5 static __thread struct {
   6     err_t errno;
   7     const char *file;
   8     const char *func;
   9     int line;
  10     char *msg;
  11     void *object;
  12 } errinfo = {0, NULL, NULL, 0, NULL, NULL};
  13
  14 err_t make_error_internal(err_t n, void *obj, const char *file, const char *func, int line, const char *fmt, ...)
  15 {
  16     va_list ap;
  17     va_start(ap, fmt);
  18     vasprintf(&errinfo.msg, fmt, ap);
  19     va_end(ap);
  20     errinfo.errno = n;
  21     errinfo.file = file;
  22     errinfo.func = func;
  23     errinfo.line = line;
  24     errinfo.object = obj;
  25     return n;
  26 }
  27
  28 err_t get_last_error(void)
  29 {
  30     return errinfo.errno;
  31 }
  32
  33 const char *get_last_error_file(void)
  34 {
  35     return errinfo.file;
  36 }
  37
  38 const char *get_last_error_func(void)
  39 {
  40     return errinfo.func;
  41 }
  42
  43 int get_last_error_line(void)
  44 {
  45     return errinfo.line;
  46 }
  47
  48 const char *get_last_error_message(void)
  49 {
  50     return errinfo.msg;
  51 }