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printf: fix printf "%u\n" +18446744073709551614

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function                                             old     new   delta
conv_strtoll                                          19      32     +13
conv_strtoull                                         49      61     +12
bb_strtoll                                            89      84      -5
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(add/remove: 0/0 grow/shrink: 2/1 up/down: 25/-5)              Total: 20 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2018-10-30 23:24:18 +01:00
parent 63d053d8c3
commit 93ef5dd640
2 changed files with 9 additions and 1 deletions
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2
libbb/bb_strtonum.c
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@@ -81,7 +81,7 @@ long long FAST_FUNC bb_strtoll(const char *arg, char **endp, int base)
/* Check for the weird "feature":
* a "-" string is apparently a valid "number" for strto[u]l[l]!
* It returns zero and errno is 0! :( */
first = (arg[0] != '-' && arg[0] != '+' ? arg[0] : arg[1]);
first = (arg[0] != '-' ? arg[0] : arg[1]);
if (!isalnum(first)) return ret_ERANGE();
errno = 0;