Jeff Smith : ucrtbase: Add support for strftime format %V.

Alexandre Julliard julliard at winehq.org
Wed Nov 27 16:32:29 CST 2019


Module: wine
Branch: master
Commit: 4f5342fff0079bd8d8e01026fb502f3833c89d49
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=4f5342fff0079bd8d8e01026fb502f3833c89d49

Author: Jeff Smith <whydoubt at gmail.com>
Date:   Wed Nov 27 17:52:31 2019 +0100

ucrtbase: Add support for strftime format %V.

Signed-off-by: Jeff Smith <whydoubt at gmail.com>
Signed-off-by: Piotr Caban <piotr at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/msvcrt/time.c         | 13 +++++++++++
 dlls/ucrtbase/tests/misc.c | 57 +++++++++++++++++++++++++++++++++++++++++++---
 2 files changed, 67 insertions(+), 3 deletions(-)

diff --git a/dlls/msvcrt/time.c b/dlls/msvcrt/time.c
index 339914b6b3..1e7d5580a5 100644
--- a/dlls/msvcrt/time.c
+++ b/dlls/msvcrt/time.c
@@ -1343,6 +1343,19 @@ static MSVCRT_size_t strftime_impl(STRFTIME_CHAR *str, MSVCRT_size_t max,
             }
             break;
         }
+        case 'V':
+        {
+            int iso_year = year;
+            int iso_days = mstm->tm_yday - (mstm->tm_wday ? mstm->tm_wday : 7) + 4;
+            if (iso_days < 0)
+                iso_days += 365 + IsLeapYear(--iso_year);
+            else if(iso_days >= 365 + IsLeapYear(iso_year))
+                iso_days -= 365 + IsLeapYear(iso_year++);
+
+            if(!strftime_int(str, &ret, max, iso_days/7 + 1, alternate ? 0 : 2, 0, 53))
+                return 0;
+            break;
+        }
 #endif
         case 'H':
             if(!strftime_int(str, &ret, max, mstm->tm_hour, alternate ? 0 : 2, 0, 23))
diff --git a/dlls/ucrtbase/tests/misc.c b/dlls/ucrtbase/tests/misc.c
index 107bb7e84c..c1ab7f216a 100644
--- a/dlls/ucrtbase/tests/misc.c
+++ b/dlls/ucrtbase/tests/misc.c
@@ -992,9 +992,9 @@ static void test_strftime(void)
         {"%G", "1971", { 0, 0, 0, 2, 0, 72, 0, 1, 0 }},
         {"%G", "1972", { 0, 0, 0, 3, 0, 72, 1, 2, 0 }},
         {"%G", "2016", { 0, 0, 0, 1, 0, 117, 0, 0, 0 }},
-        {"%V", "01", { 0, 0, 0, 1, 0, 70, 4, 0, 0 }, TRUE, TRUE},
-        {"%V", "52", { 0, 0, 0, 1, 0, 117, 0, 0, 0 }, TRUE, TRUE},
-        {"%V", "53", { 0, 0, 14, 1, 0, 121, 6, 0, 0 }, TRUE, TRUE},
+        {"%V", "01", { 0, 0, 0, 1, 0, 70, 4, 0, 0 }},
+        {"%V", "52", { 0, 0, 0, 1, 0, 117, 0, 0, 0 }},
+        {"%V", "53", { 0, 0, 14, 1, 0, 121, 6, 0, 0 }},
         {"%y", "", { 0, 0, 0, 0, 0, -1901, 0, 0, 0 }},
         {"%y", "00", { 0, 0, 0, 0, 0, -1900, 0, 0, 0 }},
         {"%y", "99", { 0, 0, 0, 0, 0, 8099, 0, 0, 0 }},
@@ -1079,6 +1079,42 @@ static void test_strftime(void)
         { "%#x", "y1970", 0, L"yyyyy", 0, { 0, 0, 0, 1, 0, 70, 0, 0, 0 }},
     };
 
+    const struct {
+        int year;
+        int yday;
+        const char *ret[7];
+    } tests_yweek[] = {
+        { 100, 0, { "99 52", "00 01", "00 01", "00 01", "00 01", "99 53", "99 52" }},
+        { 100, 1, { "99 52", "00 01", "00 01", "00 01", "00 01", "00 01", "99 53" }},
+        { 100, 2, { "99 53", "00 01", "00 01", "00 01", "00 01", "00 01", "00 01" }},
+        { 100, 3, { "00 01", "00 01", "00 01", "00 01", "00 01", "00 01", "00 01" }},
+        { 100, 4, { "00 01", "00 02", "00 01", "00 01", "00 01", "00 01", "00 01" }},
+        { 100, 5, { "00 01", "00 02", "00 02", "00 01", "00 01", "00 01", "00 01" }},
+        { 100, 6, { "00 01", "00 02", "00 02", "00 02", "00 01", "00 01", "00 01" }},
+        { 100, 358, { "00 51", "00 52", "00 52", "00 52", "00 52", "00 52", "00 51" }},
+        { 100, 359, { "00 51", "00 52", "00 52", "00 52", "00 52", "00 52", "00 52" }},
+        { 100, 360, { "00 52", "00 52", "00 52", "00 52", "00 52", "00 52", "00 52" }},
+        { 100, 361, { "00 52", "00 53", "00 52", "00 52", "00 52", "00 52", "00 52" }},
+        { 100, 362, { "00 52", "00 53", "00 53", "00 52", "00 52", "00 52", "00 52" }},
+        { 100, 363, { "00 52", "01 01", "00 53", "00 53", "00 52", "00 52", "00 52" }},
+        { 100, 364, { "00 52", "01 01", "01 01", "00 53", "00 53", "00 52", "00 52" }},
+        { 100, 365, { "00 52", "01 01", "01 01", "01 01", "00 53", "00 53", "00 52" }},
+        { 101, 0, { "00 52", "01 01", "01 01", "01 01", "01 01", "00 53", "00 53" }},
+        { 101, 1, { "00 53", "01 01", "01 01", "01 01", "01 01", "01 01", "00 53" }},
+        { 101, 2, { "00 53", "01 01", "01 01", "01 01", "01 01", "01 01", "01 01" }},
+        { 101, 3, { "01 01", "01 01", "01 01", "01 01", "01 01", "01 01", "01 01" }},
+        { 101, 4, { "01 01", "01 02", "01 01", "01 01", "01 01", "01 01", "01 01" }},
+        { 101, 5, { "01 01", "01 02", "01 02", "01 01", "01 01", "01 01", "01 01" }},
+        { 101, 6, { "01 01", "01 02", "01 02", "01 02", "01 01", "01 01", "01 01" }},
+        { 101, 358, { "01 51", "01 52", "01 52", "01 52", "01 52", "01 52", "01 51" }},
+        { 101, 359, { "01 51", "01 52", "01 52", "01 52", "01 52", "01 52", "01 52" }},
+        { 101, 360, { "01 52", "01 52", "01 52", "01 52", "01 52", "01 52", "01 52" }},
+        { 101, 361, { "01 52", "01 53", "01 52", "01 52", "01 52", "01 52", "01 52" }},
+        { 101, 362, { "01 52", "02 01", "01 53", "01 52", "01 52", "01 52", "01 52" }},
+        { 101, 363, { "01 52", "02 01", "02 01", "01 53", "01 52", "01 52", "01 52" }},
+        { 101, 364, { "01 52", "02 01", "02 01", "02 01", "01 53", "01 52", "01 52" }},
+    };
+
     __lc_time_data time_data = {
         { "d1", "d2", "d3", "d4", "d5", "d6", "d7" },
         { "day1", "day2", "day3", "day4", "day5", "day6", "day7" },
@@ -1093,6 +1129,7 @@ static void test_strftime(void)
     };
 
     const struct tm epoch = { 0, 0, 0, 1, 0, 70, 4, 0, 0 };
+    struct tm tm_yweek = { 0, 0, 0, 1, 0, 70, 0, 0, 0 };
     char buf[256];
     int i, ret=0;
 
@@ -1131,6 +1168,20 @@ static void test_strftime(void)
                     i, buf, tests_td[i].ret);
         }
     }
+
+    for (i=0; i<ARRAY_SIZE(tests_yweek); i++)
+    {
+        int j;
+        tm_yweek.tm_year = tests_yweek[i].year;
+        tm_yweek.tm_yday = tests_yweek[i].yday;
+        for (j=0; j<7; j++)
+        {
+            tm_yweek.tm_wday = j;
+            p_strftime(buf, sizeof(buf), "%g %V", &tm_yweek);
+            ok(!strcmp(buf, tests_yweek[i].ret[j]), "%d,%d) buf = \"%s\", expected \"%s\"\n",
+                    i, j, buf, tests_yweek[i].ret[j]);
+        }
+    }
 }
 
 static LONG* get_failures_counter(HANDLE *map)




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