don't change owner/perms/times through file:// symlinks

[apt.git] / ftparchive / writer.cc

diff --git a/ftparchive/writer.cc b/ftparchive/writer.cc
index 65b0f85537a220a0c3d8ca6217a28b2f2cd5146f..c34a04d1a387d225184bfced5d79a2ec3bdfd33b 100644 (file)
--- a/ftparchive/writer.cc
+++ b/ftparchive/writer.cc
@@ -37,6 +37,7 @@
 #include <unistd.h>
 #include <ctime>
 #include <iostream>
+#include <iomanip>
 #include <sstream>
 #include <memory>
 #include <utility>
@@ -966,6 +967,19 @@ bool ContentsWriter::ReadFromPkgs(string const &PkgFile,string const &PkgCompres
 // ReleaseWriter::ReleaseWriter - Constructor                          /*{{{*/
 // ---------------------------------------------------------------------
 /* */
+static std::string formatUTCDateTime(time_t const now)
+{
+   bool const NumericTimezone = _config->FindB("APT::FTPArchive::Release::NumericTimezone", true);
+   // TimeRFC1123 uses GMT to satisfy HTTP/1.1
+   std::string datetime = TimeRFC1123(now, NumericTimezone);
+   if (NumericTimezone == false)
+   {
+      auto const lastspace = datetime.rfind(' ');
+      if (likely(lastspace != std::string::npos))
+        datetime.replace(lastspace + 1, 3, "UTC");
+   }
+   return datetime;
+}
 ReleaseWriter::ReleaseWriter(FileFd * const GivenOutput, string const &/*DB*/) : FTWScanner(GivenOutput)
 {
    if (_config->FindB("APT::FTPArchive::Release::Default-Patterns", true) == true)
@@ -987,26 +1001,7 @@ ReleaseWriter::ReleaseWriter(FileFd * const GivenOutput, string const &/*DB*/) :
    AddPatterns(_config->FindVector("APT::FTPArchive::Release::Patterns"));
 
    time_t const now = time(NULL);
-
-   setlocale(LC_TIME, "C");
-
-   char datestr[128];
-   if (strftime(datestr, sizeof(datestr), "%a, %d %b %Y %H:%M:%S UTC",
-                gmtime(&now)) == 0)
-   {
-      datestr[0] = '\0';
-   }
-
    time_t const validuntil = now + _config->FindI("APT::FTPArchive::Release::ValidTime", 0);
-   char validstr[128];
-   if (now == validuntil ||
-       strftime(validstr, sizeof(validstr), "%a, %d %b %Y %H:%M:%S UTC",
-                gmtime(&validuntil)) == 0)
-   {
-      validstr[0] = '\0';
-   }
-
-   setlocale(LC_TIME, "");
 
    map<string,string> Fields;
    Fields["Origin"] = "";
@@ -1014,8 +1009,9 @@ ReleaseWriter::ReleaseWriter(FileFd * const GivenOutput, string const &/*DB*/) :
    Fields["Suite"] = "";
    Fields["Version"] = "";
    Fields["Codename"] = "";
-   Fields["Date"] = datestr;
-   Fields["Valid-Until"] = validstr;
+   Fields["Date"] = formatUTCDateTime(now);
+   if (validuntil != now)
+      Fields["Valid-Until"] = formatUTCDateTime(validuntil);
    Fields["Architectures"] = "";
    Fields["Components"] = "";
    Fields["Description"] = "";