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Protect GDateTime from getting an out-of-range year at creation.

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It can behave badly. See
https://bugzilla.gnome.org/show_bug.cgi?id=721791#c8

git-svn-id: svn+ssh://svn.gnucash.org/repo/gnucash/trunk@23725 57a11ea4-9604-0410-9ed3-97b8803252fd
This commit is contained in:
John Ralls 2014-01-20 01:55:04 +00:00
parent bcd5543195
commit 4efb4cd8c3
1 changed files with 6 additions and 0 deletions
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6
src/libqof/qof/gnc-date.c
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@ -301,6 +301,7 @@ gnc_tm_free (struct tm* time)
static void
gnc_g_date_time_fill_struct_tm (GDateTime *gdt, struct tm* time)
{
memset (time, 0, sizeof (struct tm));
g_date_time_get_ymd (gdt, &(time->tm_year), &(time->tm_mon), &(time->tm_mday));
time->tm_sec = g_date_time_get_second (gdt);
time->tm_min = g_date_time_get_minute (gdt);
@ -394,6 +395,11 @@ normalize_struct_tm (struct tm* time)
time64 secs;
++time->tm_mon;
/* GDateTime doesn't protect itself against out-of range years,
* so clamp year into GDateTime's range.
*/
if (year < 0) year = -year;
if (year > 9999) year % 10000;
normalize_time_component (&(time->tm_sec), &(time->tm_min), 60, 0);
normalize_time_component (&(time->tm_min), &(time->tm_hour), 60, 0);