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Add MemoryInputAccessor for corepkgs

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This commit is contained in:
Eelco Dolstra 2022-02-07 13:14:52 +01:00
parent c56e17b718
commit ffe0dc9a8c
7 changed files with 86 additions and 38 deletions
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33
src/libexpr/primops.cc
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@ -165,15 +165,6 @@ static void import(EvalState & state, const Pos & pos, Value & vPath, Value * vS
{
auto path = realisePath(state, pos, vPath);
#if 0
// FIXME: use InputAccessor
if (path == corepkgsPrefix + "fetchurl.nix") {
state.eval(state.parseExprFromString(
#include "fetchurl.nix.gen.hh"
, "/"), v);
}
#endif
state.evalFile(path, v);
#if 0
@ -216,13 +207,6 @@ static void import(EvalState & state, const Pos & pos, Value & vPath, Value * vS
state.forceAttrs(v, pos);
}
// FIXME: use InputAccessor
else if (path == corepkgsPrefix + "fetchurl.nix") {
state.eval(state.parseExprFromString(
#include "fetchurl.nix.gen.hh"
, "/"), v);
}
else {
if (!vScope)
state.evalFile(path, v);
@ -1502,7 +1486,6 @@ static RegisterPrimOp primop_readFile({
which are desugared to 'findFile __nixPath "x"'. */
static void prim_findFile(EvalState & state, const Pos & pos, Value * * args, Value & v)
{
#if 0
state.forceList(*args[0], pos);
SearchPath searchPath;
@ -1523,7 +1506,18 @@ static void prim_findFile(EvalState & state, const Pos & pos, Value * * args, Va
pos
);
auto path = realisePath(state, pos, *i->value, { .requireAbsolutePath = false });
PathSet context;
auto path = state.coerceToString(pos, *i->value, context, false, false).toOwned();
try {
auto rewrites = state.realiseContext(context);
path = rewriteStrings(path, rewrites);
} catch (InvalidPathError & e) {
throw EvalError({
.msg = hintfmt("cannot find '%1%', since path '%2%' is not valid", path, e.path),
.errPos = pos
});
}
searchPath.emplace_back(prefix, path);
}
@ -1532,9 +1526,6 @@ static void prim_findFile(EvalState & state, const Pos & pos, Value * * args, Va
// FIXME: checkSourcePath?
v.mkPath(state.findFile(searchPath, path, pos));
#endif
throw UnimplementedError("findFile");
}
static RegisterPrimOp primop_findFile(RegisterPrimOp::Info {