diff options
| -rw-r--r-- | apt-pkg/contrib/strutl.cc | 9 | ||||
| -rw-r--r-- | apt-pkg/contrib/strutl.h | 1 | ||||
| -rw-r--r-- | cmdline/apt-get.cc | 42 |
3 files changed, 52 insertions, 0 deletions
diff --git a/apt-pkg/contrib/strutl.cc b/apt-pkg/contrib/strutl.cc index 987f4c3a4..c2b335ed7 100644 --- a/apt-pkg/contrib/strutl.cc +++ b/apt-pkg/contrib/strutl.cc @@ -1174,6 +1174,15 @@ char *safe_snprintf(char *Buffer,char *End,const char *Format,...) return Buffer + Did; } /*}}}*/ +// StripEpoch - Remove the version "epoch" from a version string /*{{{*/ +// --------------------------------------------------------------------- +string StripEpoch(const string &VerStr) +{ + size_t i = VerStr.find(":"); + if (i == string::npos) + return VerStr; + return VerStr.substr(i+1); +} // tolower_ascii - tolower() function that ignores the locale /*{{{*/ // --------------------------------------------------------------------- diff --git a/apt-pkg/contrib/strutl.h b/apt-pkg/contrib/strutl.h index a457ff047..14cf5c943 100644 --- a/apt-pkg/contrib/strutl.h +++ b/apt-pkg/contrib/strutl.h @@ -61,6 +61,7 @@ void strprintf(string &out,const char *format,...) __like_printf(2); char *safe_snprintf(char *Buffer,char *End,const char *Format,...) __like_printf(3); bool CheckDomainList(const string &Host, const string &List); int tolower_ascii(int const c) __attrib_const __hot; +string StripEpoch(const string &VerStr); #define APT_MKSTRCMP(name,func) \ inline int name(const char *A,const char *B) {return func(A,A+strlen(A),B,B+strlen(B));}; \ diff --git a/cmdline/apt-get.cc b/cmdline/apt-get.cc index 53def383d..35f37cc49 100644 --- a/cmdline/apt-get.cc +++ b/cmdline/apt-get.cc @@ -2733,6 +2733,37 @@ bool DoBuildDep(CommandLine &CmdL) return true; } /*}}}*/ +// GuessThirdPartyChangelogUri - return url /*{{{*/ +// --------------------------------------------------------------------- +bool GuessThirdPartyChangelogUri(CacheFile &Cache, + pkgCache::PkgIterator Pkg, + pkgCache::VerIterator Ver, + string &out_uri) +{ + pkgRecords Recs(Cache); + pkgSourceList *SrcList = Cache.GetSourceList(); + + // get the binary deb server path + pkgRecords::Parser &rec=Recs.Lookup(Ver.FileList()); + string srcpkg = rec.SourcePkg().empty() ? Pkg.Name() : rec.SourcePkg(); + // FIXME: deal with cases like gcc-defaults (srcver != binver) + string srcver = StripEpoch(Ver.VerStr()); + + pkgCache::VerFileIterator Vf = Ver.FileList(); + if (Vf.end() == true) + return false; + pkgCache::PkgFileIterator F = Vf.File(); + pkgIndexFile *index; + if(SrcList->FindIndex(F, index) == false) + return false; + // get archive uri for the binary deb + string deb_uri = index->ArchiveURI(rec.FileName()); + + // now strip away the filename and add srcpkg_srcver.changelog + out_uri = flNotFile(deb_uri); + out_uri += srcpkg + "_" + srcver + ".changelog"; + return true; +} // DownloadChangelog - Download the changelog /*{{{*/ // --------------------------------------------------------------------- bool DownloadChangelog(CacheFile &CacheFile, pkgAcquire &Fetcher, pkgCache::VerIterator V, string targetfile) @@ -2775,7 +2806,18 @@ bool DownloadChangelog(CacheFile &CacheFile, pkgAcquire &Fetcher, pkgCache::VerI strprintf(path, "/changelogs/pool/%s/%s/%s/%s_%s/changelog", src_section.c_str(), prefix.c_str(), srcpkg.c_str(), srcpkg.c_str(), verstr.c_str()); // get it new pkgAcqFile(&Fetcher, server+path, "", 0, descr, srcpkg, "ignored", targetfile); + // try downloading it, if that fails, they third-party-changelogs location + // FIXME: res is "Continue" even if I get a 404?!? int res = Fetcher.Run(); + if (!FileExists(targetfile)) + { + string third_party_uri; + if (GuessThirdPartyChangelogUri(CacheFile, Pkg, V, third_party_uri)) + { + new pkgAcqFile(&Fetcher, third_party_uri, "", 0, descr, srcpkg, "ignored", targetfile); + res = Fetcher.Run(); + } + } if (FileExists(targetfile)) return true; |