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* NAR archives: handle files larger than 2^32 bytes. Previously it

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would just silently store only (fileSize % 2^32) bytes.
* Use posix_fallocate if available when unpacking archives.
* Provide a better error message when trying to unpack something that
  isn't a NAR archive.
This commit is contained in:
Eelco Dolstra 2009-03-22 17:36:43 +00:00
parent 7e05b8b75e
commit 77d272623f
7 changed files with 48 additions and 17 deletions
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4
src/libutil/serialise.cc
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@ -80,7 +80,7 @@ void readPadding(unsigned int len, Source & source)
unsigned int n = 8 - (len % 8);
source(zero, n);
for (unsigned int i = 0; i < n; i++)
if (zero[i]) throw Error("non-zero padding");
if (zero[i]) throw SerialisationError("non-zero padding");
}
}
@ -90,7 +90,7 @@ unsigned int readInt(Source & source)
unsigned char buf[8];
source(buf, sizeof(buf));
if (buf[4] || buf[5] || buf[6] || buf[7])
throw Error("implementation cannot deal with > 32-bit integers");
throw SerialisationError("implementation cannot deal with > 32-bit integers");
return
buf[0] |
(buf[1] << 8) |