source:
azure_iot_hub/trunk/musl-1.1.18/src/stdlib/atoll.c
Last change on this file was 389, checked in by , 5 years ago | |
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File size: 320 bytes |
Rev | Line | |
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[388] | 1 | #include <stdlib.h> |
2 | #include <ctype.h> | |
3 | ||
4 | long long atoll(const char *s) | |
5 | { | |
6 | long long n=0; | |
7 | int neg=0; | |
8 | while (isspace(*s)) s++; | |
9 | switch (*s) { | |
10 | case '-': neg=1; | |
11 | case '+': s++; | |
12 | } | |
13 | /* Compute n as a negative number to avoid overflow on LLONG_MIN */ | |
14 | while (isdigit(*s)) | |
15 | n = 10*n - (*s++ - '0'); | |
16 | return neg ? n : -n; | |
17 | } |
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