From 900f33e23eaa20c0587f5a191b632a606e7fba5d Mon Sep 17 00:00:00 2001 From: Vincent Bernat Date: Thu, 17 Sep 2015 09:55:04 +0200 Subject: time: in strptime(), make %z accept Z as a time zone [BZ #17886] In ISO 8601, the timezone can be 'Z' instead of using digits. 2014-08-17T12:33:12+0000 is often expressed as 2014-08-17T12:33:12Z. --- time/strptime_l.c | 10 ++++++++-- time/tst-strptime2.c | 10 +++++++++- 2 files changed, 17 insertions(+), 3 deletions(-) (limited to 'time') diff --git a/time/strptime_l.c b/time/strptime_l.c index 4203ad8..989edd6 100644 --- a/time/strptime_l.c +++ b/time/strptime_l.c @@ -749,13 +749,19 @@ __strptime_internal (rp, fmt, tmp, statep LOCALE_PARAM) rp++; break; case 'z': - /* We recognize two formats: if two digits are given, these + /* We recognize three formats: if two digits are given, these specify hours. If fours digits are used, minutes are - also specified. */ + also specified. 'Z' is equivalent to +0000. */ { val = 0; while (ISSPACE (*rp)) ++rp; + if (*rp == 'Z') + { + ++rp; + tm->tm_gmtoff = 0; + break; + } if (*rp != '+' && *rp != '-') return NULL; bool neg = *rp++ == '-'; diff --git a/time/tst-strptime2.c b/time/tst-strptime2.c index 5b06a63..3d906de 100644 --- a/time/tst-strptime2.c +++ b/time/tst-strptime2.c @@ -31,7 +31,8 @@ static bool verbose; whitespace matching strptime " " format specifier, and timezone string matching strptime "%z" format specifier. - Note that a valid timezone string contains the following fields: + Note that a valid timezone string is either "Z" or contains the + following fields: Sign field consisting of a '+' or '-' sign, Hours field in two decimal digits, and optional Minutes field in two decimal digits. @@ -155,6 +156,13 @@ do_test (void) expect = LONG_MAX; result |= compare (buf, expect, nresult); + /* Create and test input string with "Z" input (valid format). + Expect tm_gmtoff of 0. */ + + sprintf (buf, "%s Z", dummy_string); + expect = 0; + result |= compare (buf, expect, nresult); + /* Create and test input strings with sign and digits: 0 digits (invalid format), 1 digit (invalid format), -- cgit v1.1