diff options
| -rw-r--r-- | cmdline/apt-cache.cc | 33 | ||||
| -rwxr-xr-x | test/integration/test-bug-712435-missing-descriptions | 26 |
2 files changed, 48 insertions, 11 deletions
diff --git a/cmdline/apt-cache.cc b/cmdline/apt-cache.cc index 336ac544b..5d1ee5615 100644 --- a/cmdline/apt-cache.cc +++ b/cmdline/apt-cache.cc @@ -1130,12 +1130,14 @@ bool Dotty(CommandLine &CmdL) static unsigned char const* skipDescriptionFields(unsigned char const * DescP) { + char const * const TagName = "\nDescription"; + size_t const TagLen = strlen(TagName); while ((DescP = (unsigned char*)strchr((char*)DescP, '\n')) != NULL) { if (DescP[1] == ' ') DescP += 2; - else if (strncmp((char*)DescP, "\nDescription", strlen("\nDescription")) == 0) - DescP += strlen("\nDescription"); + else if (strncmp((char*)DescP, TagName, TagLen) == 0) + DescP += TagLen; else break; } @@ -1166,11 +1168,12 @@ bool DisplayRecord(pkgCacheFile &CacheFile, pkgCache::VerIterator V) if (PkgF.Open(I.FileName(), FileFd::ReadOnly, FileFd::Extension) == false) return false; - // Read the record - unsigned char *Buffer = new unsigned char[Cache->HeaderP->MaxVerFileSize+1]; - Buffer[V.FileList()->Size] = '\n'; - if (PkgF.Seek(V.FileList()->Offset) == false || - PkgF.Read(Buffer,V.FileList()->Size) == false) + // Read the record (and ensure that it ends with a newline and NUL) + unsigned char *Buffer = new unsigned char[Cache->HeaderP->MaxVerFileSize+2]; + Buffer[Vf->Size] = '\n'; + Buffer[Vf->Size+1] = '\0'; + if (PkgF.Seek(Vf->Offset) == false || + PkgF.Read(Buffer,Vf->Size) == false) { delete [] Buffer; return false; @@ -1181,7 +1184,7 @@ bool DisplayRecord(pkgCacheFile &CacheFile, pkgCache::VerIterator V) if (DescP != NULL) ++DescP; else - DescP = Buffer + V.FileList()->Size; + DescP = Buffer + Vf->Size; // Write all but Description if (fwrite(Buffer,1,DescP - Buffer,stdout) < (size_t)(DescP - Buffer)) @@ -1211,7 +1214,7 @@ bool DisplayRecord(pkgCacheFile &CacheFile, pkgCache::VerIterator V) const unsigned char *End = (unsigned char*)strstr((char*)DescP, "\nDescription"); if (End == NULL) { - End = &Buffer[V.FileList()->Size]; + End = &Buffer[Vf->Size]; DescP = NULL; } else @@ -1318,7 +1321,11 @@ bool Search(CommandLine &CmdL) pkgCache::VerIterator V = Plcy->GetCandidateVer(P); if (V.end() == false) { - DFList[G->ID].Df = V.TranslatedDescription().FileList(); + pkgCache::DescIterator const D = V.TranslatedDescription(); + //FIXME: packages without a description can't be found + if (D.end() == true) + continue; + DFList[G->ID].Df = D.FileList(); DFList[G->ID].ID = G->ID; } @@ -1333,7 +1340,11 @@ bool Search(CommandLine &CmdL) continue; unsigned long id = Prv.OwnerPkg().Group()->ID; - DFList[id].Df = V.TranslatedDescription().FileList(); + pkgCache::DescIterator const D = V.TranslatedDescription(); + //FIXME: packages without a description can't be found + if (D.end() == true) + continue; + DFList[id].Df = D.FileList(); DFList[id].ID = id; size_t const PrvPatternOffset = id * NumPatterns; diff --git a/test/integration/test-bug-712435-missing-descriptions b/test/integration/test-bug-712435-missing-descriptions index c61bea452..53ecbbeb3 100755 --- a/test/integration/test-bug-712435-missing-descriptions +++ b/test/integration/test-bug-712435-missing-descriptions @@ -137,3 +137,29 @@ X-Some-Flag: yes X-Foo-Flag: Something with a Description X-Bar-Flag: no " aptcache show apt-intermixed3 + +msgtest 'Test that no description does not destroy' 'showpkg' +aptcache showpkg apt-none | sed 's#/tmp/.*_aptarchive_#/tmp/aptarchive_#' >showpkg.explosion && msgpass || msgfail +testfileequal showpkg.explosion 'Package: apt-none +Versions: +0.9.7.8 (/tmp/aptarchive_Packages) + + +Reverse Depends: +Dependencies: +0.9.7.8 - +Provides: +0.9.7.8 - +Reverse Provides: ' + +testempty aptcache search nonexistentstring + +# packages without a description can't be found +testequal 'apt-normal - commandline package manager +apt-both-below - commandline package manager +apt-both-middle - commandline package manager +apt-both-top - commandline package manager +apt-trans - commandline package manager +apt-intermixed - commandline package manager +apt-intermixed2 - commandline package manager +apt-intermixed3 - commandline package manager' aptcache search apt |