Mercurial > gnulib
annotate tests/test-strtoimax.c @ 40231:9b3c79fdfe0b
strtod: fix clash with strtold
Problem reported for RHEL 5 by Jesse Caldwell (Bug#34817).
* lib/strtod.c (compute_minus_zero, minus_zero):
Simplify by remving the macro / external variable,
and having just a function. User changed. This avoids
the need for an external variable that might clash.
| author | Paul Eggert <eggert@cs.ucla.edu> |
|---|---|
| date | Mon, 11 Mar 2019 16:40:29 -0700 |
| parents | b06060465f09 |
| children |
| rev | line source |
|---|---|
| 15552 | 1 /* |
|
40057
b06060465f09
maint: Run 'make update-copyright'
Paul Eggert <eggert@cs.ucla.edu>
parents:
19484
diff
changeset
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2 * Copyright (C) 2011-2019 Free Software Foundation, Inc. |
| 15552 | 3 * |
| 4 * This program is free software: you can redistribute it and/or modify | |
| 5 * it under the terms of the GNU General Public License as published by | |
| 6 * the Free Software Foundation; either version 3 of the License, or | |
| 7 * (at your option) any later version. | |
| 8 * | |
| 9 * This program is distributed in the hope that it will be useful, | |
| 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 12 * GNU General Public License for more details. | |
| 13 * | |
| 14 * You should have received a copy of the GNU General Public License | |
| 19190 | 15 * along with this program. If not, see <https://www.gnu.org/licenses/>. */ |
| 15552 | 16 |
| 17 #include <config.h> | |
| 18 | |
| 19 #include <inttypes.h> | |
| 20 | |
| 21 #include "signature.h" | |
| 22 #ifndef strtoimax | |
| 23 SIGNATURE_CHECK (strtoimax, intmax_t, (const char *, char **, int)); | |
| 24 #endif | |
| 25 | |
| 26 #include <errno.h> | |
| 27 | |
| 28 #include "macros.h" | |
| 29 | |
| 30 int | |
| 31 main (void) | |
| 32 { | |
| 33 /* Subject sequence empty or invalid. */ | |
| 34 { | |
| 35 const char input[] = ""; | |
| 36 char *ptr; | |
| 37 intmax_t result; | |
| 38 errno = 0; | |
| 39 result = strtoimax (input, &ptr, 10); | |
| 40 ASSERT (result == 0); | |
| 41 ASSERT (ptr == input); | |
| 42 ASSERT (errno == 0 || errno == EINVAL); | |
| 43 } | |
| 44 { | |
| 45 const char input[] = " "; | |
| 46 char *ptr; | |
| 47 intmax_t result; | |
| 48 errno = 0; | |
| 49 result = strtoimax (input, &ptr, 10); | |
| 50 ASSERT (result == 0); | |
| 51 ASSERT (ptr == input); | |
| 52 ASSERT (errno == 0 || errno == EINVAL); | |
| 53 } | |
| 54 { | |
| 55 const char input[] = " +"; | |
| 56 char *ptr; | |
| 57 intmax_t result; | |
| 58 errno = 0; | |
| 59 result = strtoimax (input, &ptr, 10); | |
| 60 ASSERT (result == 0); | |
| 61 ASSERT (ptr == input); | |
| 62 ASSERT (errno == 0 || errno == EINVAL); | |
| 63 } | |
| 64 { | |
| 65 const char input[] = " -"; | |
| 66 char *ptr; | |
| 67 intmax_t result; | |
| 68 errno = 0; | |
| 69 result = strtoimax (input, &ptr, 10); | |
| 70 ASSERT (result == 0); | |
| 71 ASSERT (ptr == input); | |
| 72 ASSERT (errno == 0 || errno == EINVAL); | |
| 73 } | |
| 74 | |
| 75 /* Simple integer values. */ | |
| 76 { | |
| 77 const char input[] = "0"; | |
| 78 char *ptr; | |
| 79 intmax_t result; | |
| 80 errno = 0; | |
| 81 result = strtoimax (input, &ptr, 10); | |
| 82 ASSERT (result == 0); | |
| 83 ASSERT (ptr == input + 1); | |
| 84 ASSERT (errno == 0); | |
| 85 } | |
| 86 { | |
| 87 const char input[] = "+0"; | |
| 88 char *ptr; | |
| 89 intmax_t result; | |
| 90 errno = 0; | |
| 91 result = strtoimax (input, &ptr, 10); | |
| 92 ASSERT (result == 0); | |
| 93 ASSERT (ptr == input + 2); | |
| 94 ASSERT (errno == 0); | |
| 95 } | |
| 96 { | |
| 97 const char input[] = "-0"; | |
| 98 char *ptr; | |
| 99 intmax_t result; | |
| 100 errno = 0; | |
| 101 result = strtoimax (input, &ptr, 10); | |
| 102 ASSERT (result == 0); | |
| 103 ASSERT (ptr == input + 2); | |
| 104 ASSERT (errno == 0); | |
| 105 } | |
| 106 { | |
| 107 const char input[] = "23"; | |
| 108 char *ptr; | |
| 109 intmax_t result; | |
| 110 errno = 0; | |
| 111 result = strtoimax (input, &ptr, 10); | |
| 112 ASSERT (result == 23); | |
| 113 ASSERT (ptr == input + 2); | |
| 114 ASSERT (errno == 0); | |
| 115 } | |
| 116 { | |
| 117 const char input[] = " 23"; | |
| 118 char *ptr; | |
| 119 intmax_t result; | |
| 120 errno = 0; | |
| 121 result = strtoimax (input, &ptr, 10); | |
| 122 ASSERT (result == 23); | |
| 123 ASSERT (ptr == input + 3); | |
| 124 ASSERT (errno == 0); | |
| 125 } | |
| 126 { | |
| 127 const char input[] = "+23"; | |
| 128 char *ptr; | |
| 129 intmax_t result; | |
| 130 errno = 0; | |
| 131 result = strtoimax (input, &ptr, 10); | |
| 132 ASSERT (result == 23); | |
| 133 ASSERT (ptr == input + 3); | |
| 134 ASSERT (errno == 0); | |
| 135 } | |
| 136 { | |
| 137 const char input[] = "-23"; | |
| 138 char *ptr; | |
| 139 intmax_t result; | |
| 140 errno = 0; | |
| 141 result = strtoimax (input, &ptr, 10); | |
| 142 ASSERT (result == -23); | |
| 143 ASSERT (ptr == input + 3); | |
| 144 ASSERT (errno == 0); | |
| 145 } | |
| 146 | |
|
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147 /* Large integer values. */ |
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148 { |
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149 const char input[] = "2147483647"; |
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150 char *ptr; |
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151 intmax_t result; |
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152 errno = 0; |
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parents:
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153 result = strtoimax (input, &ptr, 10); |
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parents:
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154 ASSERT (result == 2147483647); |
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parents:
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155 ASSERT (ptr == input + 10); |
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156 ASSERT (errno == 0); |
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157 } |
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158 { |
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159 const char input[] = "-2147483648"; |
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160 char *ptr; |
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161 intmax_t result; |
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162 errno = 0; |
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163 result = strtoimax (input, &ptr, 10); |
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164 ASSERT (result == -2147483647 - 1); |
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165 ASSERT (ptr == input + 11); |
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166 ASSERT (errno == 0); |
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167 } |
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168 if (sizeof (intmax_t) > sizeof (int)) |
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169 { |
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170 const char input[] = "4294967295"; |
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171 char *ptr; |
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172 intmax_t result; |
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173 errno = 0; |
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174 result = strtoimax (input, &ptr, 10); |
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175 ASSERT (result == (intmax_t) 65535 * (intmax_t) 65537); |
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176 ASSERT (ptr == input + 10); |
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177 ASSERT (errno == 0); |
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178 } |
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179 |
| 15552 | 180 return 0; |
| 181 } |