3 files changed, 24 insertions, 6 deletions
diff --git a/apt-pkg/contrib/fileutl.h b/apt-pkg/contrib/fileutl.h
index e04f75e2a..a8e255b86 100644
--- a/apt-pkg/contrib/fileutl.h
+++ b/apt-pkg/contrib/fileutl.h
@@ -85,7 +85,9 @@ class FileFd
    bool Skip(unsigned long long To);
    bool Truncate(unsigned long long To);
    unsigned long long Tell();
+   // the size of the file content (compressed files will be uncompressed first)
    unsigned long long Size();
+   // the size of the file itself
    unsigned long long FileSize();
    time_t ModificationTime();
 
diff --git a/apt-pkg/contrib/proxy.cc b/apt-pkg/contrib/proxy.cc
index b58db8478..0c753131d 100644
--- a/apt-pkg/contrib/proxy.cc
+++ b/apt-pkg/contrib/proxy.cc
@@ -26,6 +26,10 @@ bool AutoDetectProxy(URI &URL)
    // we support both http/https debug options
    bool Debug = _config->FindB("Debug::Acquire::"+URL.Access,false);
 
+   // the user already explicitly set a proxy for this host
+   if(_config->Find("Acquire::"+URL.Access+"::proxy::"+URL.Host, "") != "")
+      return true;
+
    // option is "Acquire::http::Proxy-Auto-Detect" but we allow the old
    // name without the dash ("-")
    std::string AutoDetectProxyCmd = _config->Find("Acquire::"+URL.Access+"::Proxy-Auto-Detect",
diff --git a/apt-pkg/contrib/strutl.cc b/apt-pkg/contrib/strutl.cc
index 9238966cd..aad358a55 100644
--- a/apt-pkg/contrib/strutl.cc
+++ b/apt-pkg/contrib/strutl.cc
@@ -45,14 +45,26 @@ using namespace std;
 // ---------------------------------------------------------------------
 namespace APT {
    namespace String {
-std::string Strip(const std::string &s)
+std::string Strip(const std::string &str)
 {
-   size_t start = s.find_first_not_of(" \t\n");
-   // only whitespace
-   if (start == string::npos)
+   // ensure we have at least one character
+   if (str.empty() == true)
+      return str;
+
+   char const * const s = str.c_str();
+   size_t start = 0;
+   for (; isspace(s[start]) != 0; ++start)
+      ; // find the first not-space
+
+   // string contains only whitespaces
+   if (s[start] == '\0')
       return "";
-   size_t end = s.find_last_not_of(" \t\n");
-   return s.substr(start, end-start+1);
+
+   size_t end = str.length() - 1;
+   for (; isspace(s[end]) != 0; --end)
+      ; // find the last not-space
+
+   return str.substr(start, end - start + 1);
 }
 
 bool Endswith(const std::string &s, const std::string &end)