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* Allow certain operations to succeed even if we don't have write

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permission to the Nix store or database.  E.g., `nix-env -qa' will
  work, but `nix-env -qas' won't (the latter needs DB access).  The
  option `--readonly-mode' forces this mode; otherwise, it's only
  activated when the database cannot be opened.
This commit is contained in:
Eelco Dolstra 2004-10-25 14:38:23 +00:00
parent 3ade3e7721
commit f4d44a0026
9 changed files with 58 additions and 16 deletions
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4
src/libexpr/eval.hh
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@ -8,7 +8,7 @@
#include "nixexpr.hh"
typedef map<Path, PathSet> DrvPaths;
typedef map<Path, PathSet> DrvRoots;
typedef map<Path, Hash> DrvHashes;
struct EvalState;
@ -22,7 +22,7 @@ struct EvalState
{
ATermMap normalForms;
ATermMap primOps;
DrvPaths drvPaths;
DrvRoots drvRoots;
DrvHashes drvHashes; /* normalised derivation hashes */
Expr blackHole;