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nix: Respect -I, --arg, --argstr

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Also, random cleanup to argument handling.
This commit is contained in:
Eelco Dolstra 2017-10-24 12:45:11 +02:00
parent 25f32625e2
commit 0d59f1ca49
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GPG key ID: 8170B4726D7198DE
26 changed files with 349 additions and 299 deletions
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22
src/nix-instantiate/nix-instantiate.cc
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@ -8,7 +8,7 @@
#include "value-to-json.hh"
#include "util.hh"
#include "store-api.hh"
#include "common-opts.hh"
#include "common-eval-args.hh"
#include <map>
#include <iostream>
@ -89,7 +89,7 @@ int main(int argc, char * * argv)
initNix();
initGC();
Strings files, searchPath;
Strings files;
bool readStdin = false;
bool fromArgs = false;
bool findFile = false;
@ -100,10 +100,14 @@ int main(int argc, char * * argv)
bool strict = false;
Strings attrPaths;
bool wantsReadWrite = false;
std::map<string, string> autoArgs_;
RepairFlag repair = NoRepair;
parseCmdLine(argc, argv, [&](Strings::iterator & arg, const Strings::iterator & end) {
struct MyArgs : LegacyArgs, MixEvalArgs
{
using LegacyArgs::LegacyArgs;
};
MyArgs myArgs(baseNameOf(argv[0]), [&](Strings::iterator & arg, const Strings::iterator & end) {
if (*arg == "--help")
showManPage("nix-instantiate");
else if (*arg == "--version")
@ -122,10 +126,6 @@ int main(int argc, char * * argv)
findFile = true;
else if (*arg == "--attr" || *arg == "-A")
attrPaths.push_back(getArg(*arg, arg, end));
else if (parseAutoArgs(arg, end, autoArgs_))
;
else if (parseSearchPathArg(arg, end, searchPath))
;
else if (*arg == "--add-root")
gcRoot = getArg(*arg, arg, end);
else if (*arg == "--indirect")
@ -149,15 +149,17 @@ int main(int argc, char * * argv)
return true;
});
myArgs.parseCmdline(argvToStrings(argc, argv));
if (evalOnly && !wantsReadWrite)
settings.readOnlyMode = true;
auto store = openStore();
EvalState state(searchPath, store);
EvalState state(myArgs.searchPath, store);
state.repair = repair;
Bindings & autoArgs(*evalAutoArgs(state, autoArgs_));
Bindings & autoArgs = *myArgs.getAutoArgs(state);
if (attrPaths.empty()) attrPaths = {""};