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a8a2bb29 PE |
1 | /* Convert string representation of a number into an intmax_t value. |
2 | ||
ba318903 | 3 | Copyright (C) 1999, 2001-2004, 2006, 2009-2014 Free Software Foundation, |
a8a2bb29 PE |
4 | Inc. |
5 | ||
6 | This program is free software: you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 3 of the License, or | |
9 | (at your option) any later version. | |
10 | ||
11 | This program is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
18 | ||
19 | /* Written by Paul Eggert. */ | |
20 | ||
21 | #include <config.h> | |
22 | ||
23 | /* Verify interface. */ | |
24 | #include <inttypes.h> | |
25 | ||
26 | #include <stdlib.h> | |
27 | ||
28 | #include "verify.h" | |
29 | ||
30 | #ifdef UNSIGNED | |
cec62009 PE |
31 | # if HAVE_UNSIGNED_LONG_LONG_INT |
32 | # ifndef HAVE_DECL_STRTOULL | |
a8a2bb29 | 33 | "this configure-time declaration test was not run" |
cec62009 PE |
34 | # endif |
35 | # if !HAVE_DECL_STRTOULL | |
a8a2bb29 | 36 | unsigned long long int strtoull (char const *, char **, int); |
cec62009 | 37 | # endif |
a8a2bb29 PE |
38 | # endif |
39 | ||
40 | #else | |
41 | ||
cec62009 PE |
42 | # if HAVE_LONG_LONG_INT |
43 | # ifndef HAVE_DECL_STRTOLL | |
a8a2bb29 | 44 | "this configure-time declaration test was not run" |
cec62009 PE |
45 | # endif |
46 | # if !HAVE_DECL_STRTOLL | |
a8a2bb29 | 47 | long long int strtoll (char const *, char **, int); |
cec62009 | 48 | # endif |
a8a2bb29 PE |
49 | # endif |
50 | #endif | |
51 | ||
52 | #ifdef UNSIGNED | |
53 | # define Have_long_long HAVE_UNSIGNED_LONG_LONG_INT | |
54 | # define Int uintmax_t | |
46e5e833 PE |
55 | # define Strtoimax strtoumax |
56 | # define Strtol strtoul | |
57 | # define Strtoll strtoull | |
a8a2bb29 | 58 | # define Unsigned unsigned |
a8a2bb29 PE |
59 | #else |
60 | # define Have_long_long HAVE_LONG_LONG_INT | |
61 | # define Int intmax_t | |
46e5e833 PE |
62 | # define Strtoimax strtoimax |
63 | # define Strtol strtol | |
64 | # define Strtoll strtoll | |
a8a2bb29 PE |
65 | # define Unsigned |
66 | #endif | |
67 | ||
68 | Int | |
46e5e833 | 69 | Strtoimax (char const *ptr, char **endptr, int base) |
a8a2bb29 PE |
70 | { |
71 | #if Have_long_long | |
72 | verify (sizeof (Int) == sizeof (Unsigned long int) | |
73 | || sizeof (Int) == sizeof (Unsigned long long int)); | |
74 | ||
75 | if (sizeof (Int) != sizeof (Unsigned long int)) | |
46e5e833 | 76 | return Strtoll (ptr, endptr, base); |
a8a2bb29 PE |
77 | #else |
78 | verify (sizeof (Int) == sizeof (Unsigned long int)); | |
79 | #endif | |
80 | ||
46e5e833 | 81 | return Strtol (ptr, endptr, base); |
a8a2bb29 | 82 | } |