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* Don't use substitutes in addToStore().

This commit is contained in:
Eelco Dolstra 2003-08-01 09:01:51 +00:00
parent 06434072e7
commit 9df93f30bd
2 changed files with 21 additions and 15 deletions
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33
src/store.cc
View File

@ -181,7 +181,7 @@ bool isInPrefix(const string & path, const string & _prefix)
string expandId(const FSId & id, const string & target,
const string & prefix, FSIdSet pending)
const string & prefix, FSIdSet pending, bool ignoreSubstitutes)
{
Nest nest(lvlDebug, format("expanding %1%") % (string) id);
@ -221,23 +221,27 @@ string expandId(const FSId & id, const string & target,
}
}
if (pending.find(id) != pending.end())
throw Error(format("id %1% already being expanded") % (string) id);
pending.insert(id);
if (!ignoreSubstitutes) {
if (pending.find(id) != pending.end())
throw Error(format("id %1% already being expanded") % (string) id);
pending.insert(id);
/* Try to realise the substitutes, but only if this id is not
already being realised by a substitute. */
Strings subs;
nixDB.queryStrings(noTxn, dbSubstitutes, id, subs); /* non-existence = ok */
/* Try to realise the substitutes, but only if this id is not
already being realised by a substitute. */
Strings subs;
nixDB.queryStrings(noTxn, dbSubstitutes, id, subs); /* non-existence = ok */
for (Strings::iterator it = subs.begin(); it != subs.end(); it++) {
FSId subId = parseHash(*it);
for (Strings::iterator it = subs.begin(); it != subs.end(); it++) {
FSId subId = parseHash(*it);
debug(format("trying substitute %1%") % (string) subId);
debug(format("trying substitute %1%") % (string) subId);
realiseSlice(normaliseFState(subId, pending), pending);
realiseSlice(normaliseFState(subId, pending), pending);
return expandId(id, target, prefix, pending);
}
return expandId(id, target, prefix, pending);
}
throw Error(format("cannot expand id `%1%'") % (string) id);
@ -257,7 +261,8 @@ void addToStore(string srcPath, string & dstPath, FSId & id,
try {
/* !!! should not use the substitutes! */
dstPath = expandId(id, deterministicName ? dstPath : "", nixStore);
dstPath = expandId(id, deterministicName ? dstPath : "",
nixStore, FSIdSet(), true);
return;
} catch (...) {
}

3
src/store.hh
View File

@ -35,7 +35,8 @@ bool queryPathId(const string & path, FSId & id);
substitute (since when we build the substitute, we would first try
to expand the id... kaboom!). */
string expandId(const FSId & id, const string & target = "",
const string & prefix = "/", FSIdSet pending = FSIdSet());
const string & prefix = "/", FSIdSet pending = FSIdSet(),
bool ignoreSubstitutes = false);
/* Copy a file to the nixStore directory and register it in dbRefs.
Return the hash code of the value. */