-/* Report an error for an out-of-range integer argument.
- EXIT_CODE is the exit code (0 for a non-fatal error).
- OPTION is the option that takes the argument
- (usually starting with one or two minus signs).
- ARG is the option's argument.
- ERR is the error code returned by one of the xstrto* functions. */
-# define _STRTOL_ERROR(Exit_code, Option, Arg, Err) \
- do \
- { \
- switch ((Err)) \
- { \
- default: \
- abort (); \
- \
- case LONGINT_INVALID: \
- error (Exit_code, 0, gettext ("invalid %s argument `%s'"), \
- Option, Arg); \
- break; \
- \
- case LONGINT_INVALID_SUFFIX_CHAR: \
- case LONGINT_INVALID_SUFFIX_CHAR | LONGINT_OVERFLOW: \
- error ((Exit_code), 0, \
- gettext ("invalid suffix in %s argument `%s'"), \
- Option, Arg); \
- break; \
- \
- case LONGINT_OVERFLOW: \
- error (Exit_code, 0, gettext ("%s argument `%s' too large"), \
- Option, Arg); \
- break; \
- } \
- } \
- while (0)
-
-# define STRTOL_FATAL_ERROR(Option, Arg, Err) \
- _STRTOL_ERROR (exit_failure, Option, Arg, Err)
+#ifndef __attribute__
+# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 8)
+# define __attribute__(x)
+# endif
+#endif
+
+#ifndef ATTRIBUTE_NORETURN
+# define ATTRIBUTE_NORETURN __attribute__ ((__noreturn__))
+#endif
+
+/* Report an error for an invalid integer in an option argument.
+
+ ERR is the error code returned by one of the xstrto* functions.
+
+ Use OPT_IDX to decide whether to print the short option string "C"
+ or "-C" or a long option string derived from LONG_OPTION. OPT_IDX
+ is -2 if the short option "C" was used, without any leading "-"; it
+ is -1 if the short option "-C" was used; otherwise it is an index
+ into LONG_OPTIONS, which should have a name preceded by two '-'
+ characters.
+
+ ARG is the option-argument containing the integer.
+
+ After reporting an error, exit with a failure status. */
+
+void xstrtol_fatal (enum strtol_error,
+ int, char, struct option const *,
+ char const *) ATTRIBUTE_NORETURN;