error_report.c

 1 {
 2     char *line = NULL;
 3     size_t len = 0;
 4     unsigned int lineno = 0;
 5
 6     error_message_count = 0;
 7     while (! feof_unlocked (fp))
 8     {
 9         ssize_t n = getline (&line, &len, fp);
10         if (n <= 0)
11             /* End of file or error. */
12             break;
13         ++lineno;
14
15         /* Process the line. */
16         ***
17
18         if (Detect error in line)
19             error_at_line (0, errval, fileno, lineno,
20                     "some error text %s", some_variable);
21     }
22     if (error_message_count != 0)
23         error (EXIT_FAILURE, 0, "%u errors found", error_message_count);
24 }