diff options
| author | HubretXie <[email protected]> | 2019-05-16 10:24:54 +0800 |
|---|---|---|
| committer | GitHub <[email protected]> | 2019-05-16 10:24:54 +0800 |
| commit | edccf1c07d6cf12a17ebb30e636f2ce6b6e19f6c (patch) | |
| tree | 6eee3e30272237c5807a1e30d85956cdac1b2173 /src/kservice.c | |
| parent | 9de2942b159b7d08bc79aa370008bc42eeafc1e0 (diff) | |
Update kservice.c
修复rt_kprintf输出long long类型数据问题
Diffstat (limited to 'src/kservice.c')
| -rw-r--r-- | src/kservice.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/src/kservice.c b/src/kservice.c index c940e86d0b..322fb61e28 100644 --- a/src/kservice.c +++ b/src/kservice.c @@ -545,6 +545,26 @@ RTM_EXPORT(rt_show_version); /* private function */ #define isdigit(c) ((unsigned)((c) - '0') < 10) +#ifdef RT_PRINTF_LONGLONG +rt_inline int divide(long long *n, int base) +{ + int res; + + /* optimized for processor which does not support divide instructions. */ + if (base == 10) + { + res = (int)(((unsigned long long)*n) % 10U); + *n = (long long)(((unsigned long long)*n) / 10U); + } + else + { + res = (int)(((unsigned long long)*n) % 16U); + *n = (long long)(((unsigned long long)*n) / 16U); + } + + return res; +} +#else rt_inline int divide(long *n, int base) { int res; @@ -563,6 +583,7 @@ rt_inline int divide(long *n, int base) return res; } +#endif rt_inline int skip_atoi(const char **s) { @@ -584,7 +605,11 @@ rt_inline int skip_atoi(const char **s) #ifdef RT_PRINTF_PRECISION static char *print_number(char *buf, char *end, +#ifdef RT_PRINTF_LONGLONG + long long num, +#else long num, +#endif int base, int s, int precision, @@ -592,7 +617,11 @@ static char *print_number(char *buf, #else static char *print_number(char *buf, char *end, +#ifdef RT_PRINTF_LONGLONG + long long num, +#else long num, +#endif int base, int s, int type) |