diff options
Diffstat (limited to 'apt-pkg/tagfile.cc')
| -rw-r--r-- | apt-pkg/tagfile.cc | 28 |
1 files changed, 21 insertions, 7 deletions
diff --git a/apt-pkg/tagfile.cc b/apt-pkg/tagfile.cc index 68ab7856e..7f2bf6b1d 100644 --- a/apt-pkg/tagfile.cc +++ b/apt-pkg/tagfile.cc @@ -1,6 +1,6 @@ // -*- mode: cpp; mode: fold -*- // Description /*{{{*/ -// $Id: tagfile.cc,v 1.17 1998/12/07 07:26:22 jgg Exp $ +// $Id: tagfile.cc,v 1.18 1998/12/08 05:24:41 jgg Exp $ /* ###################################################################### Fast scanner for RFC-822 type header information @@ -45,7 +45,7 @@ bool pkgTagFile::Step(pkgTagSection &Tag) return false; if (Tag.Scan(Start,End - Start) == false) - return _error->Error("Unable to parse package file"); + return _error->Error("Unable to parse package file %s",Fd.Name().c_str()); } Start += Tag.size(); iOffset += Tag.size(); @@ -61,17 +61,28 @@ bool pkgTagFile::Fill() { unsigned long EndSize = End - Start; + memmove(Buffer,Start,EndSize); + Start = Buffer; + End = Buffer + EndSize; + if (Left == 0) { - if (EndSize <= 1) + if (EndSize <= 3) return false; + if (Size - (End - Buffer) < 4) + return true; + + // Append a double new line if one does not exist + unsigned int LineCount = 0; + for (const char *E = End - 1; E - End < 6 && (*E == '\n' || *E == '\r'); E--) + if (*E == '\n') + LineCount++; + for (; LineCount < 2; LineCount++) + *End++ = '\n'; + return true; } - memmove(Buffer,Start,EndSize); - Start = Buffer; - End = Buffer + EndSize; - // See if only a bit of the file is left if (Left < Size - (End - Buffer)) { @@ -122,6 +133,9 @@ bool pkgTagSection::Scan(const char *Start,unsigned long MaxLength) const char *End = Start + MaxLength; Stop = Section = Start; memset(AlphaIndexes,0,sizeof(AlphaIndexes)); + + if (Stop == 0) + return false; TagCount = 0; while (TagCount < sizeof(Indexes)/sizeof(Indexes[0])) |