Fix a segfault in the version merger introduced in the previous patch:

[apt.git] / apt-pkg / deb / debrecords.cc

diff --git a/apt-pkg/deb/debrecords.cc b/apt-pkg/deb/debrecords.cc
index 6652a6ad98945a0e83170e068894d8bdf91b327a..5b8538a4676676ec1c950bece01578809d7b29af 100644 (file)
--- a/apt-pkg/deb/debrecords.cc
+++ b/apt-pkg/deb/debrecords.cc
@@ -8,11 +8,11 @@
    ##################################################################### */
                                                                        /*}}}*/
 // Include Files                                                       /*{{{*/
-#ifdef __GNUG__
-#pragma implementation "apt-pkg/debrecords.h"
-#endif
 #include <apt-pkg/debrecords.h>
+#include <apt-pkg/strutl.h>
 #include <apt-pkg/error.h>
+#include <apt-pkg/aptconfiguration.h>
+#include <langinfo.h>
                                                                        /*}}}*/
 
 // RecordParser::debRecordParser - Constructor                         /*{{{*/
@@ -30,6 +30,10 @@ debRecordParser::debRecordParser(string FileName,pkgCache &Cache) :
 bool debRecordParser::Jump(pkgCache::VerFileIterator const &Ver)
 {
    return Tags.Jump(Section,Ver->Offset);
+}
+bool debRecordParser::Jump(pkgCache::DescFileIterator const &Desc)
+{
+   return Tags.Jump(Section,Desc->Offset);
 }
                                                                        /*}}}*/
 // RecordParser::FileName - Return the archive filename on the site    /*{{{*/
@@ -48,6 +52,14 @@ string debRecordParser::Name()
    return Section.FindS("Package");
 }
                                                                        /*}}}*/
+// RecordParser::Homepage - Return the package homepage                        /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+string debRecordParser::Homepage()
+{
+   return Section.FindS("Homepage");
+}
+                                                                       /*}}}*/
 // RecordParser::MD5Hash - Return the archive hash                     /*{{{*/
 // ---------------------------------------------------------------------
 /* */
@@ -61,7 +73,15 @@ string debRecordParser::MD5Hash()
 /* */
 string debRecordParser::SHA1Hash()
 {
-   return Section.FindS("SHA1Sum");
+   return Section.FindS("SHA1");
+}
+                                                                       /*}}}*/
+// RecordParser::SHA1Hash - Return the archive hash                    /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+string debRecordParser::SHA256Hash()
+{
+   return Section.FindS("SHA256");
 }
                                                                        /*}}}*/
 // RecordParser::Maintainer - Return the maintainer email              /*{{{*/
@@ -77,7 +97,7 @@ string debRecordParser::Maintainer()
 /* */
 string debRecordParser::ShortDesc()
 {
-   string Res = Section.FindS("Description");
+   string Res = LongDesc();
    string::size_type Pos = Res.find('\n');
    if (Pos == string::npos)
       return Res;
@@ -89,21 +109,65 @@ string debRecordParser::ShortDesc()
 /* */
 string debRecordParser::LongDesc()
 {
-   return Section.FindS("Description");
+  string orig, dest;
+
+  if (!Section.FindS("Description").empty())
+     orig = Section.FindS("Description").c_str();
+  else
+  {
+     vector<string> const lang = APT::Configuration::getLanguages();
+     for (vector<string>::const_iterator l = lang.begin();
+         orig.empty() && l != lang.end(); l++)
+       orig = Section.FindS(string("Description-").append(*l).c_str());
+  }
+
+  char const * const codeset = nl_langinfo(CODESET);
+  if (strcmp(codeset,"UTF-8") != 0) {
+     UTF8ToCodeset(codeset, orig, &dest);
+     orig = dest;
+   }    
+  
+   return orig;
 }
                                                                        /*}}}*/
+
+static const char *SourceVerSeparators = " ()";
+
 // RecordParser::SourcePkg - Return the source package name if any     /*{{{*/
 // ---------------------------------------------------------------------
 /* */
 string debRecordParser::SourcePkg()
 {
    string Res = Section.FindS("Source");
-   string::size_type Pos = Res.find(' ');
+   string::size_type Pos = Res.find_first_of(SourceVerSeparators);
    if (Pos == string::npos)
       return Res;
    return string(Res,0,Pos);
 }
                                                                        /*}}}*/
+// RecordParser::SourceVer - Return the source version number if present       /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+string debRecordParser::SourceVer()
+{
+   string Pkg = Section.FindS("Source");
+   string::size_type Pos = Pkg.find_first_of(SourceVerSeparators);
+   if (Pos == string::npos)
+      return "";
+
+   string::size_type VerStart = Pkg.find_first_not_of(SourceVerSeparators, Pos);
+   if(VerStart == string::npos)
+     return "";
+
+   string::size_type VerEnd = Pkg.find_first_of(SourceVerSeparators, VerStart);
+   if(VerEnd == string::npos)
+     // Corresponds to the case of, e.g., "foo (1.2" without a closing
+     // paren.  Be liberal and guess what it means.
+     return string(Pkg, VerStart);
+   else
+     return string(Pkg, VerStart, VerEnd - VerStart);
+}
+                                                                       /*}}}*/
 // RecordParser::GetRec - Return the whole record                      /*{{{*/
 // ---------------------------------------------------------------------
 /* */