As voted for in Nov 2022 but the BIPM: https://www.bipm.org/en/cgpm-2022/resolution-3
* lib/human.c: Add Ronna (10^27), and Quetta (10^30) to the prefix list. * lib/xstrtol.c (__xstrtol): Likewise. --- ChangeLog | 9 +++++++++ lib/human.c | 4 +++- lib/xstrtol.c | 10 +++++++++- 3 files changed, 21 insertions(+), 2 deletions(-) diff --git a/ChangeLog b/ChangeLog index e1b00bf5c9..12887e3917 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,12 @@ +2022-11-29 Pádraig Brady <p...@draigbrady.com> + + add new ronna and quetta SI prefixes + As voted for in Nov 2022 but the BIPM: + https://www.bipm.org/en/cgpm-2022/resolution-3 + + * lib/human.c: Add Ronna (10^27), and Quetta (10^30) to the prefix list. + * lib/xstrtol.c (__xstrtol): Likewise. + 2022-11-29 Bruno Haible <br...@clisp.org> Update users.txt. diff --git a/lib/human.c b/lib/human.c index df537271bd..0ce23a6b1d 100644 --- a/lib/human.c +++ b/lib/human.c @@ -43,7 +43,9 @@ static const char power_letter[] = 'P', /* peta or pebi */ 'E', /* exa or exbi */ 'Z', /* zetta or 2**70 */ - 'Y' /* yotta or 2**80 */ + 'Y', /* yotta or 2**80 */ + 'R', /* ronna or 2**90 */ + 'Q' /* quetta or 2**100 */ }; diff --git a/lib/xstrtol.c b/lib/xstrtol.c index e0a692ff2c..0c9910bbff 100644 --- a/lib/xstrtol.c +++ b/lib/xstrtol.c @@ -140,7 +140,7 @@ __xstrtol (const char *s, char **ptr, int strtol_base, switch (**p) { case 'E': case 'G': case 'g': case 'k': case 'K': case 'M': case 'm': - case 'P': case 'T': case 't': case 'Y': case 'Z': + case 'P': case 'Q': case 'R': case 'T': case 't': case 'Y': case 'Z': /* The "valid suffix" '0' is a special flag meaning that an optional second suffix is allowed, which can change @@ -205,6 +205,14 @@ __xstrtol (const char *s, char **ptr, int strtol_base, overflow = bkm_scale_by_power (&tmp, base, 5); break; + case 'Q': /* quetta or 2**100 */ + overflow = bkm_scale_by_power (&tmp, base, 10); + break; + + case 'R': /* ronna or 2**90 */ + overflow = bkm_scale_by_power (&tmp, base, 9); + break; + case 'T': /* tera or tebi */ case 't': /* 't' is undocumented; for compatibility only */ overflow = bkm_scale_by_power (&tmp, base, 4); -- 2.26.2
