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Minimize the usage of Hash::dummy

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This commit is contained in:
John Ericson 2020-08-06 18:31:48 +00:00
parent 5e59b25a23
commit e89b5bd0bf
18 changed files with 101 additions and 58 deletions
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10
src/libstore/nar-info.cc
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@ -1,10 +1,11 @@
#include "globals.hh"
#include "nar-info.hh"
#include "store-api.hh"
namespace nix {
NarInfo::NarInfo(const Store & store, const std::string & s, const std::string & whence)
: ValidPathInfo(StorePath(StorePath::dummy)) // FIXME: hack
: ValidPathInfo(StorePath(StorePath::dummy), Hash(Hash::dummy)) // FIXME: hack
{
auto corrupt = [&]() {
return Error("NAR info file '%1%' is corrupt", whence);
@ -19,6 +20,7 @@ NarInfo::NarInfo(const Store & store, const std::string & s, const std::string &
};
bool havePath = false;
bool haveNarHash = false;
size_t pos = 0;
while (pos < s.size()) {
@ -46,8 +48,10 @@ NarInfo::NarInfo(const Store & store, const std::string & s, const std::string &
else if (name == "FileSize") {
if (!string2Int(value, fileSize)) throw corrupt();
}
else if (name == "NarHash")
else if (name == "NarHash") {
narHash = parseHashField(value);
haveNarHash = true;
}
else if (name == "NarSize") {
if (!string2Int(value, narSize)) throw corrupt();
}
@ -76,7 +80,7 @@ NarInfo::NarInfo(const Store & store, const std::string & s, const std::string &
if (compression == "") compression = "bzip2";
if (!havePath || url.empty() || narSize == 0) throw corrupt();
if (!havePath || !haveNarHash || url.empty() || narSize == 0) throw corrupt();
}
std::string NarInfo::to_string(const Store & store) const