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* [newlib-cygwin] strftime.c(__strftime): add %q, %v, tests; tweak %Z doc
@ 2022-10-25 10:37 Corinna Vinschen
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From: Corinna Vinschen @ 2022-10-25 10:37 UTC (permalink / raw)
To: newlib-cvs
https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=737e2004a3bbf8a9419b4b7a95c4e4735c5c0a97
commit 737e2004a3bbf8a9419b4b7a95c4e4735c5c0a97
Author: Brian Inglis <Brian.Inglis@SystematicSW.ab.ca>
Date: Fri Oct 21 23:13:52 2022 -0600
strftime.c(__strftime): add %q, %v, tests; tweak %Z doc
%q GNU quarter year 1-4
%v BSD/OSX/Ruby VMS/Oracle %e-%b-%Y
%Z change time zone *name* to *abbreviation*
Diff:
---
newlib/libc/time/strftime.c | 58 ++++++++++++++++++++++++++++++++++++++++++---
1 file changed, 55 insertions(+), 3 deletions(-)
diff --git a/newlib/libc/time/strftime.c b/newlib/libc/time/strftime.c
index 9c884dca9..420745d90 100644
--- a/newlib/libc/time/strftime.c
+++ b/newlib/libc/time/strftime.c
@@ -161,6 +161,10 @@ the current locale. [tm_hour]
o %P
Same as '<<%p>>', but in lowercase. This is a GNU extension. [tm_hour]
+o %q
+Quarter of the year (from `<<1>>' to `<<4>>'), with January starting
+the first quarter. This is a GNU extension. [tm_mon]
+
o %r
Replaced by the time in a.m. and p.m. notation. In the "C" locale this
is equivalent to "%I:%M:%S %p". In locales which don't define a.m./p.m.
@@ -198,6 +202,10 @@ The week number, where weeks start on Monday, week 1 contains January 4th,
and earlier days are in the previous year. Formatted with two digits
(from `<<01>>' to `<<53>>'). See also <<%G>>. [tm_year, tm_wday, tm_yday]
+o %v
+A string representing the BSD/OSX/Ruby VMS/Oracle date format, in the form
+"%e-%b-%Y". Non-POSIX extension. [tm_mday, tm_mon, tm_year]
+
o %w
The weekday as a number, 0-based from Sunday (from `<<0>>' to `<<6>>').
[tm_wday]
@@ -235,9 +243,9 @@ savings offset for the current timezone. The offset is determined from
the TZ environment variable, as if by calling tzset(). [tm_isdst]
o %Z
-The time zone name. If tm_isdst is negative, no output is generated.
-Otherwise, the time zone name is based on the TZ environment variable,
-as if by calling tzset(). [tm_isdst]
+The current time zone abbreviation. If tm_isdst is negative, no output
+is generated. Otherwise, the time zone abbreviation is based on the TZ
+environment variable, as if by calling tzset(). [tm_isdst]
o %%
A single character, `<<%>>'.
@@ -1086,6 +1094,11 @@ recurse:
return 0;
}
break;
+ case CQ('q'): /* GNU quarter year */
+ len = snprintf (&s[count], maxsize - count, CQ("%.1d"),
+ tim_p->tm_mon / 3 + 1);
+ CHECK_LENGTH ();
+ break;
case CQ('R'):
len = snprintf (&s[count], maxsize - count, CQ("%.2d:%.2d"),
tim_p->tm_hour, tim_p->tm_min);
@@ -1241,6 +1254,37 @@ recurse:
CHECK_LENGTH ();
}
break;
+ case CQ('v'): /* BSD/OSX/Ruby extension VMS/Oracle date format
+ from Arnold Robbins strftime version 3.0 */
+ { /* %v is equivalent to "%e-%b-%Y", flags and width can change year
+ format. Recurse to avoid need to replicate %b and %Y formation. */
+ CHAR fmtbuf[32], *fmt = fmtbuf;
+ STRCPY (fmt, CQ("%e-%b-%"));
+ fmt += strlen (fmt);
+ if (pad) /* '0' or '+' */
+ *fmt++ = pad;
+ else
+ *fmt++ = '+';
+ if (!pad)
+ width = 10;
+ if (width < 6)
+ width = 6;
+ width -= 6;
+ if (width)
+ {
+ len = snprintf (fmt, fmtbuf + 32 - fmt, CQ("%lu"), width);
+ if (len > 0)
+ fmt += len;
+ }
+ STRCPY (fmt, CQ("Y"));
+ len = __strftime (&s[count], maxsize - count, fmtbuf, tim_p,
+ locale, era_info, alt_digits);
+ if (len > 0)
+ count += len;
+ else
+ return 0;
+ }
+ break;
case CQ('w'):
#ifdef _WANT_C99_TIME_FORMATS
if (alt == CQ('O') && *alt_digits)
@@ -1531,6 +1575,7 @@ const struct test Vec0[] = {
{ CQ("%M"), 2+1, EXP(CQ("53")) },
{ CQ("%n"), 1+1, EXP(CQ("\n")) },
{ CQ("%p"), 2+1, EXP(CQ("AM")) },
+ { CQ("%q"), 1+1, EXP(CQ("4")) },
{ CQ("%r"), 11+1, EXP(CQ("09:53:47 AM")) },
{ CQ("%R"), 5+1, EXP(CQ("09:53")) },
{ CQ("%s"), 2+1, EXP(CQ("1230648827")) },
@@ -1540,6 +1585,7 @@ const struct test Vec0[] = {
{ CQ("%u"), 1+1, EXP(CQ("2")) },
{ CQ("%U"), 2+1, EXP(CQ("52")) },
{ CQ("%V"), 2+1, EXP(CQ("01")) },
+ { CQ("%v"), 11+1, EXP(CQ("30-Dec-2008")) },
{ CQ("%w"), 1+1, EXP(CQ("2")) },
{ CQ("%W"), 2+1, EXP(CQ("52")) },
{ CQ("%x"), 8+1, EXP(CQ("12/30/08")) },
@@ -1592,6 +1638,7 @@ const struct test Vec1[] = {
{ CQ("%M"), 2+1, EXP(CQ("01")) },
{ CQ("%n"), 1+1, EXP(CQ("\n")) },
{ CQ("%p"), 2+1, EXP(CQ("PM")) },
+ { CQ("%q"), 1+1, EXP(CQ("3")) },
{ CQ("%r"), 11+1, EXP(CQ("11:01:13 PM")) },
{ CQ("%R"), 5+1, EXP(CQ("23:01")) },
{ CQ("%s"), 2+1, EXP(CQ("1215054073")) },
@@ -1601,6 +1648,7 @@ const struct test Vec1[] = {
{ CQ("%u"), 1+1, EXP(CQ("3")) },
{ CQ("%U"), 2+1, EXP(CQ("26")) },
{ CQ("%V"), 2+1, EXP(CQ("27")) },
+ { CQ("%v"), 11+1, EXP(CQ(" 2-Jul-2008")) },
{ CQ("%w"), 1+1, EXP(CQ("3")) },
{ CQ("%W"), 2+1, EXP(CQ("26")) },
{ CQ("%x"), 8+1, EXP(CQ("07/02/08")) },
@@ -1662,6 +1710,7 @@ const struct test Vecyr0[] = {
{ CQ("%c"), OUTSIZE, EXP(CQ("Wed Jul 2 23:01:13 ")YEAR) },
{ CQ("%D"), OUTSIZE, EXP(CQ("07/02/")Year) },
{ CQ("%F"), OUTSIZE, EXP(YEAR CQ("-07-02")) },
+ { CQ("%v"), OUTSIZE, EXP(CQ(" 2-Jul-")YEAR) },
{ CQ("%x"), OUTSIZE, EXP(CQ("07/02/")Year) },
{ CQ("%y"), OUTSIZE, EXP(Year) },
{ CQ("%Y"), OUTSIZE, EXP(YEAR) },
@@ -1708,6 +1757,7 @@ const struct test Vecyr1[] = {
{ CQ("%c"), OUTSIZE, EXP(CQ("Wed Jul 2 23:01:13 ")YEAR) },
{ CQ("%D"), OUTSIZE, EXP(CQ("07/02/")Year) },
{ CQ("%F"), OUTSIZE, EXP(YEAR CQ("-07-02")) },
+ { CQ("%v"), OUTSIZE, EXP(CQ(" 2-Jul-")YEAR) },
{ CQ("%x"), OUTSIZE, EXP(CQ("07/02/")Year) },
{ CQ("%y"), OUTSIZE, EXP(Year) },
{ CQ("%Y"), OUTSIZE, EXP(YEAR) },
@@ -1745,6 +1795,7 @@ const struct test Vecyrzp[] = {
{ CQ("%c"), OUTSIZE, EXP(CQ("Wed Jul 2 23:01:60 ")YEAR) },
{ CQ("%D"), OUTSIZE, EXP(CQ("07/02/")Year) },
{ CQ("%F"), OUTSIZE, EXP(YEAR CQ("-07-02")) },
+ { CQ("%v"), OUTSIZE, EXP(CQ(" 2-Jul-")YEAR) },
{ CQ("%x"), OUTSIZE, EXP(CQ("07/02/")Year) },
{ CQ("%y"), OUTSIZE, EXP(Year) },
{ CQ("%Y"), OUTSIZE, EXP(YEAR) },
@@ -1780,6 +1831,7 @@ const struct test Vecyrzn[] = {
{ CQ("%c"), OUTSIZE, EXP(CQ("Wed Jul 2 23:01:00 ")YEAR) },
{ CQ("%D"), OUTSIZE, EXP(CQ("07/02/")Year) },
{ CQ("%F"), OUTSIZE, EXP(YEAR CQ("-07-02")) },
+ { CQ("%v"), OUTSIZE, EXP(CQ(" 2-Jul-")YEAR) },
{ CQ("%x"), OUTSIZE, EXP(CQ("07/02/")Year) },
{ CQ("%y"), OUTSIZE, EXP(Year) },
{ CQ("%Y"), OUTSIZE, EXP(YEAR) },
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