diff options
Diffstat (limited to 'src/libstrongswan/utils/printf_hook/printf_hook_builtin.c')
| -rw-r--r-- | src/libstrongswan/utils/printf_hook/printf_hook_builtin.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/src/libstrongswan/utils/printf_hook/printf_hook_builtin.c b/src/libstrongswan/utils/printf_hook/printf_hook_builtin.c index 6ba4841cd..a28ce7f48 100644 --- a/src/libstrongswan/utils/printf_hook/printf_hook_builtin.c +++ b/src/libstrongswan/utils/printf_hook/printf_hook_builtin.c @@ -500,6 +500,14 @@ static size_t format_double(char *q, size_t n, double val, bpf_flag_t flags, oo = o; tmpval = (uintmax_t)fabs(val); + if (!prec) + { + /* round up if no additional digits */ + if (fabs(val) - tmpval >= 0.5) + { + tmpval++; + } + } while (ndigits > 0) { qq--; @@ -521,9 +529,14 @@ static size_t format_double(char *q, size_t n, double val, bpf_flag_t flags, qq = q; oo = o; + tmpval = (uintmax_t)(fabs(val) * pow(base, prec)); + /* round up if required */ + if (fabs(val) * pow(base, prec) - tmpval >= 0.5) + { + tmpval++; + } while (prec > 0) { - tmpval = (uintmax_t)(fabs(val) * pow(base, prec)); qq--; oo--; prec--; @@ -531,6 +544,7 @@ static size_t format_double(char *q, size_t n, double val, bpf_flag_t flags, { *qq = digits[tmpval % base]; } + tmpval /= base; } } |