diff options
| author | Eelco Dolstra <e.dolstra@tudelft.nl> | 2011-10-27T19·06+0000 |
|---|---|---|
| committer | Eelco Dolstra <e.dolstra@tudelft.nl> | 2011-10-27T19·06+0000 |
| commit | a12095d3be095ba9d88631e21ef6d43f1ddb5cee (patch) | |
| tree | 73be6d44845928a062f62d3219a3aa5da44bb6cf /src/libexpr/eval.cc | |
| parent | 00b41e46ed02d16aeea1375c14a84df02a91efba (diff) | |
* In printValueAsXML, handle the case where a "type" attribute is not
a string. This happens in the NixOS option system. * Remove a bogus comparison of a unsigned integer with -1.
Diffstat (limited to 'src/libexpr/eval.cc')
| -rw-r--r-- | src/libexpr/eval.cc | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/src/libexpr/eval.cc b/src/libexpr/eval.cc index d0bdaf23822a..2b97b76fb776 100644 --- a/src/libexpr/eval.cc +++ b/src/libexpr/eval.cc @@ -170,8 +170,8 @@ EvalState::EvalState() size_t size = 32 * 1024 * 1024; #if HAVE_SYSCONF && defined(_SC_PAGESIZE) && defined(_SC_PHYS_PAGES) long pageSize = sysconf(_SC_PAGESIZE); - long pages = sysconf (_SC_PHYS_PAGES); - if (pageSize != -1 && size != -1) + long pages = sysconf(_SC_PHYS_PAGES); + if (pageSize != -1) size = (pageSize * pages) / 4; // 25% of RAM if (size > maxSize) size = maxSize; #endif @@ -1108,7 +1108,10 @@ bool EvalState::isDerivation(Value & v) { if (v.type != tAttrs) return false; Bindings::iterator i = v.attrs->find(sType); - return i != v.attrs->end() && forceStringNoCtx(*i->value) == "derivation"; + if (i == v.attrs->end()) return false; + forceValue(*i->value); + if (i->value->type != tString) return false; + return forceStringNoCtx(*i->value) == "derivation"; } |