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Correctly handle missing logs

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This commit is contained in:
Eelco Dolstra 2013-01-22 22:07:25 +01:00
parent 1943b60ad8
commit 99ed558a93
1 changed files with 3 additions and 1 deletions
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4
src/nix-store/nix-store.cc
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@ -460,7 +460,7 @@ static void opReadLog(Strings opFlags, Strings opArgs)
foreach (Strings::iterator, i, opArgs) {
Path path = useDeriver(followLinksToStorePath(*i));
for (int j = 0; j < 2; j++) {
for (int j = 0; j <= 2; j++) {
if (j == 2) throw Error(format("build log of derivation `%1%' is not available") % path);
string baseName = baseNameOf(path);
@ -474,6 +474,7 @@ static void opReadLog(Strings opFlags, Strings opArgs)
/* !!! Make this run in O(1) memory. */
string log = readFile(logPath);
writeFull(STDOUT_FILENO, (const unsigned char *) log.data(), log.size());
break;
}
else if (pathExists(logBz2Path)) {
@ -492,6 +493,7 @@ static void opReadLog(Strings opFlags, Strings opArgs)
writeFull(STDOUT_FILENO, buf, n);
} while (err != BZ_STREAM_END);
BZ2_bzReadClose(&err, bz);
break;
}
}
}