return (0);
}
-int read_file_contents (const char *filename, char *buf, int bufsize)
+ssize_t read_file_contents (const char *filename, char *buf, size_t bufsize)
{
FILE *fh;
- int n;
+ ssize_t ret;
- if ((fh = fopen (filename, "r")) == NULL)
- return -1;
+ fh = fopen (filename, "r");
+ if (fh == NULL)
+ return (-1);
- n = fread(buf, 1, bufsize, fh);
- fclose(fh);
+ ret = (ssize_t) fread (buf, 1, bufsize, fh);
+ if ((ret == 0) && (ferror (fh) != 0))
+ {
+ ERROR ("read_file_contents: Reading file \"%s\" failed.",
+ filename);
+ ret = -1;
+ }
- return n;
+ fclose(fh);
+ return (ret);
}
counter_t counter_diff (counter_t old_value, counter_t new_value)