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* Another change to low-level derivations. The last one this year, I

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promise :-) This allows derivations to specify on *what* output
  paths of input derivations they are dependent.  This helps to
  prevent unnecessary downloads.  For instance, a build might be
  dependent on the `devel' and `lib' outputs of some library
  component, but not the `docs' output.
This commit is contained in:
Eelco Dolstra 2005-01-20 14:10:19 +00:00
parent 6ff48e77f6
commit 05f0430de1
7 changed files with 70 additions and 32 deletions
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2
src/libutil/util.cc
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@ -587,6 +587,8 @@ Strings unpackStrings(const string & s)
len |= ((unsigned char) *i++) << 8;
len |= ((unsigned char) *i++) << 16;
len |= ((unsigned char) *i++) << 24;
if (len == 0xffffffff) return strings; /* explicit end-of-list */
if (i + len > s.end())
throw Error(format("short db entry: `%1%'") % s);