1#ifndef XSTRTOL_H_
2# define XSTRTOL_H_ 1
3
4# if HAVE_INTTYPES_H
5#  include <inttypes.h> /* for uintmax_t */
6# endif
7
8# ifndef PARAMS
9#  if defined PROTOTYPES || (defined __STDC__ && __STDC__)
10#   define PARAMS(Args) Args
11#  else
12#   define PARAMS(Args) ()
13#  endif
14# endif
15
16# ifndef _STRTOL_ERROR
17enum strtol_error
18  {
19    LONGINT_OK, LONGINT_INVALID, LONGINT_INVALID_SUFFIX_CHAR, LONGINT_OVERFLOW
20  };
21typedef enum strtol_error strtol_error;
22# endif
23
24# define _DECLARE_XSTRTOL(name, type) \
25  strtol_error \
26    name PARAMS ((const char *s, char **ptr, int base, \
27		  type *val, const char *valid_suffixes));
28_DECLARE_XSTRTOL (xstrtol, long int)
29_DECLARE_XSTRTOL (xstrtoul, unsigned long int)
30_DECLARE_XSTRTOL (xstrtoumax, uintmax_t)
31
32# define _STRTOL_ERROR(Exit_code, Str, Argument_type_string, Err)	\
33  do									\
34    {									\
35      switch ((Err))							\
36	{								\
37	case LONGINT_OK:						\
38	  abort ();							\
39									\
40	case LONGINT_INVALID:						\
41	  error ((Exit_code), 0, "invalid %s `%s'",			\
42		 (Argument_type_string), (Str));			\
43	  break;							\
44									\
45	case LONGINT_INVALID_SUFFIX_CHAR:				\
46	  error ((Exit_code), 0, "invalid character following %s `%s'",	\
47		 (Argument_type_string), (Str));			\
48	  break;							\
49									\
50	case LONGINT_OVERFLOW:						\
51	  error ((Exit_code), 0, "%s `%s' too large",			\
52		 (Argument_type_string), (Str));			\
53	  break;							\
54	}								\
55    }									\
56  while (0)
57
58# define STRTOL_FATAL_ERROR(Str, Argument_type_string, Err)		\
59  _STRTOL_ERROR (2, Str, Argument_type_string, Err)
60
61# define STRTOL_FAIL_WARN(Str, Argument_type_string, Err)		\
62  _STRTOL_ERROR (0, Str, Argument_type_string, Err)
63
64#endif /* not XSTRTOL_H_ */
65