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* querySubstitutablePathInfo: work properly when run via the daemon.

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* --dry-run: print the paths that we don't know how to build/substitute.
This commit is contained in:
Eelco Dolstra 2008-08-04 11:44:50 +00:00
parent b3c26180e3
commit 03427e76f1
7 changed files with 49 additions and 16 deletions
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11
src/libstore/remote-store.cc
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@ -216,7 +216,16 @@ bool RemoteStore::hasSubstitutes(const Path & path)
bool RemoteStore::querySubstitutablePathInfo(const Path & path,
SubstitutablePathInfo & info)
{
throw Error("not implemented");
writeInt(wopQuerySubstitutablePathInfo, to);
writeString(path, to);
processStderr();
unsigned int reply = readInt(from);
if (reply == 0) return false;
info.deriver = readString(from);
if (info.deriver != "") assertStorePath(info.deriver);
info.references = readStorePaths(from);
info.downloadSize = readLongLong(from);
return true;
}