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-rw-r--r--apt-pkg/contrib/strutl.cc8
1 files changed, 5 insertions, 3 deletions
diff --git a/apt-pkg/contrib/strutl.cc b/apt-pkg/contrib/strutl.cc
index 2e2bb5ebc..072dda3ac 100644
--- a/apt-pkg/contrib/strutl.cc
+++ b/apt-pkg/contrib/strutl.cc
@@ -692,14 +692,16 @@ int StringToBool(const string &Text,int Default)
year 2000 complient and timezone neutral */
string TimeRFC1123(time_t Date)
{
- struct tm Conv = *gmtime(&Date);
- char Buf[300];
+ struct tm Conv;
+ if (gmtime_r(&Date, &Conv) == NULL)
+ return "";
+ char Buf[300];
const char *Day[] = {"Sun","Mon","Tue","Wed","Thu","Fri","Sat"};
const char *Month[] = {"Jan","Feb","Mar","Apr","May","Jun","Jul",
"Aug","Sep","Oct","Nov","Dec"};
- sprintf(Buf,"%s, %02i %s %i %02i:%02i:%02i GMT",Day[Conv.tm_wday],
+ snprintf(Buf, sizeof(Buf), "%s, %02i %s %i %02i:%02i:%02i GMT",Day[Conv.tm_wday],
Conv.tm_mday,Month[Conv.tm_mon],Conv.tm_year+1900,Conv.tm_hour,
Conv.tm_min,Conv.tm_sec);
return Buf;