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Prevent config.h from being clobbered

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This commit is contained in:
Eelco Dolstra 2013-03-07 23:55:55 +01:00
parent 8057a192e3
commit 28bba8c44f
27 changed files with 165 additions and 277 deletions
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2
src/libexpr/eval.cc
View file

@ -966,7 +966,7 @@ void ExprConcatStrings::eval(EvalState & state, Env & env, Value & v)
since paths are copied when they are used in a derivation),
and none of the strings are allowed to have contexts. */
if (first) {
isPath = !forceString && vStr.type == tPath;
isPath = vStr.type == tPath;
first = false;
}

4
src/libexpr/nixexpr.hh
View file

@ -277,10 +277,8 @@ MakeBinOp(OpConcatLists, "++")
struct ExprConcatStrings : Expr
{
bool forceString;
vector<Expr *> * es;
ExprConcatStrings(bool forceString, vector<Expr *> * es)
: forceString(forceString), es(es) { };
ExprConcatStrings(vector<Expr *> * es) : es(es) { };
COMMON_METHODS
};

6
src/libexpr/parser.y
View file

@ -203,7 +203,7 @@ static Expr * stripIndentation(SymbolTable & symbols, vector<Expr *> & es)
es2->push_back(new ExprString(symbols.create(s2)));
}
return es2->size() == 1 ? (*es2)[0] : new ExprConcatStrings(true, es2);
return es2->size() == 1 ? (*es2)[0] : new ExprConcatStrings(es2);
}
@ -318,7 +318,7 @@ expr_op
{ vector<Expr *> * l = new vector<Expr *>;
l->push_back($1);
l->push_back($3);
$$ = new ExprConcatStrings(false, l);
$$ = new ExprConcatStrings(l);
}
| expr_op CONCAT expr_op { $$ = new ExprOpConcatLists($1, $3); }
| expr_app
@ -349,7 +349,7 @@ expr_simple
/* For efficiency, and to simplify parse trees a bit. */
if ($2->empty()) $$ = new ExprString(data->symbols.create(""));
else if ($2->size() == 1) $$ = $2->front();
else $$ = new ExprConcatStrings(true, $2);
else $$ = new ExprConcatStrings($2);
}
| IND_STRING_OPEN ind_string_parts IND_STRING_CLOSE {
$$ = stripIndentation(data->symbols, *$2);

16
src/libexpr/primops.cc
View file

@ -1107,21 +1107,6 @@ static void prim_unsafeDiscardOutputDependency(EvalState & state, Value * * args
}
/* Return the cryptographic hash of a string in base-16. */
static void prim_hashString(EvalState & state, Value * * args, Value & v)
{
string type = state.forceStringNoCtx(*args[0]);
HashType ht = parseHashType(type);
if (ht == htUnknown)
throw Error(format("unknown hash type `%1%'") % type);
PathSet context; // discarded
string s = state.forceString(*args[1], context);
mkString(v, printHash(hashString(ht, s)), context);
};
/*************************************************************
* Versions
*************************************************************/
@ -1249,7 +1234,6 @@ void EvalState::createBaseEnv()
addPrimOp("__stringLength", 1, prim_stringLength);
addPrimOp("__unsafeDiscardStringContext", 1, prim_unsafeDiscardStringContext);
addPrimOp("__unsafeDiscardOutputDependency", 1, prim_unsafeDiscardOutputDependency);
addPrimOp("__hashString", 2, prim_hashString);
// Versions
addPrimOp("__parseDrvName", 1, prim_parseDrvName);