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Fix empty std::optional dereference in writeDerivation()

Browse source 
https://hydra.nixos.org/build/123017579
This commit is contained in:
Eelco Dolstra 2020-06-25 15:50:30 +02:00
parent 3c50e84387
commit de2641ae99
3 changed files with 26 additions and 20 deletions
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27
src/libutil/hash.cc
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@ -19,7 +19,7 @@ namespace nix {
void Hash::init()
{
if (!type) abort();
assert(type);
switch (*type) {
case htMD5: hashSize = md5HashSize; break;
case htSHA1: hashSize = sha1HashSize; break;
@ -101,15 +101,15 @@ static string printHash32(const Hash & hash)
string printHash16or32(const Hash & hash)
{
assert(hash.type);
return hash.to_string(hash.type == htMD5 ? Base16 : Base32, false);
}
HashType assertInitHashType(const Hash & h) {
if (h.type)
return *h.type;
else
abort();
HashType assertInitHashType(const Hash & h)
{
assert(h.type);
return *h.type;
}
std::string Hash::to_string(Base base, bool includeType) const
@ -363,14 +363,15 @@ HashType parseHashType(const string & s)
string printHashType(HashType ht)
{
switch (ht) {
case htMD5: return "md5"; break;
case htSHA1: return "sha1"; break;
case htSHA256: return "sha256"; break;
case htSHA512: return "sha512"; break;
case htMD5: return "md5";
case htSHA1: return "sha1";
case htSHA256: return "sha256";
case htSHA512: return "sha512";
default:
// illegal hash type enum value internally, as opposed to external input
// which should be validated with nice error message.
abort();
}
// illegal hash type enum value internally, as opposed to external input
// which should be validated with nice error message.
abort();
}
}