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nix-shell: allow symlinks to .drvs

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This makes persistent shell environments easier to use.
This commit is contained in:
Linus Heckemann 2018-03-16 22:15:24 +00:00
parent 48662d151b
commit 12913ccf45
3 changed files with 19 additions and 3 deletions
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8
src/nix-build/nix-build.cc
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@ -271,10 +271,14 @@ void mainWrapped(int argc, char * * argv)
exprs = {state.parseStdin()};
else
for (auto i : left) {
auto absolute = i;
try {
absolute = canonPath(absPath(i), true);
} catch (Error e) {};
if (fromArgs)
exprs.push_back(state.parseExprFromString(i, absPath(".")));
else if (store->isStorePath(i) && std::regex_match(i, std::regex(".*\\.drv(!.*)?")))
drvs.push_back(DrvInfo(state, store, i));
else if (store->isStorePath(absolute) && std::regex_match(absolute, std::regex(".*\\.drv(!.*)?")))
drvs.push_back(DrvInfo(state, store, absolute));
else
/* If we're in a #! script, interpret filenames
relative to the script. */