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Revert "Prevent config.h from being clobbered"

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This reverts commit 28bba8c44f.
This commit is contained in:
Eelco Dolstra 2013-03-08 01:24:59 +01:00
parent e73d9e9488
commit bdd4646338
27 changed files with 277 additions and 165 deletions
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77
src/nix-store/nix-store.cc
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@ -238,12 +238,6 @@ static void printTree(const Path & path,
PathSet references;
store->queryReferences(path, references);
#if 0
for (PathSet::iterator i = drv.inputSrcs.begin();
i != drv.inputSrcs.end(); ++i)
cout << format("%1%%2%\n") % (tailPad + treeConn) % *i;
#endif
/* Topologically sort under the relation A < B iff A \in
closure(B). That is, if derivation A is an (possibly indirect)
input of B, then A is printed first. This has the effect of
@ -251,7 +245,7 @@ static void printTree(const Path & path,
Paths sorted = topoSortPaths(*store, references);
reverse(sorted.begin(), sorted.end());
for (Paths::iterator i = sorted.begin(); i != sorted.end(); ++i) {
foreach (Paths::iterator, i, sorted) {
Paths::iterator j = i; ++j;
printTree(*i, tailPad + treeConn,
j == sorted.end() ? tailPad + treeNull : tailPad + treeLine,
@ -293,7 +287,7 @@ static void opQuery(Strings opFlags, Strings opArgs)
else if (*i == "--resolve") query = qResolve;
else if (*i == "--roots") query = qRoots;
else if (*i == "--use-output" || *i == "-u") useOutput = true;
else if (*i == "--force-realise" || *i == "-f") forceRealise = true;
else if (*i == "--force-realise" || *i == "--force-realize" || *i == "-f") forceRealise = true;
else if (*i == "--include-outputs") includeOutputs = true;
else throw UsageError(format("unknown flag `%1%'") % *i);
@ -460,35 +454,42 @@ static void opReadLog(Strings opFlags, Strings opArgs)
foreach (Strings::iterator, i, opArgs) {
Path path = useDeriver(followLinksToStorePath(*i));
Path logPath = (format("%1%/%2%/%3%") %
settings.nixLogDir % drvsLogDir % baseNameOf(path)).str();
Path logBz2Path = logPath + ".bz2";
for (int j = 0; j <= 2; j++) {
if (j == 2) throw Error(format("build log of derivation `%1%' is not available") % path);
if (pathExists(logPath)) {
/* !!! Make this run in O(1) memory. */
string log = readFile(logPath);
writeFull(STDOUT_FILENO, (const unsigned char *) log.data(), log.size());
string baseName = baseNameOf(path);
Path logPath =
j == 0
? (format("%1%/%2%/%3%/%4%") % settings.nixLogDir % drvsLogDir % string(baseName, 0, 2) % string(baseName, 2)).str()
: (format("%1%/%2%/%3%") % settings.nixLogDir % drvsLogDir % baseName).str();
Path logBz2Path = logPath + ".bz2";
if (pathExists(logPath)) {
/* !!! 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)) {
AutoCloseFD fd = open(logBz2Path.c_str(), O_RDONLY);
FILE * f = 0;
if (fd == -1 || (f = fdopen(fd.borrow(), "r")) == 0)
throw SysError(format("opening file `%1%'") % logBz2Path);
int err;
BZFILE * bz = BZ2_bzReadOpen(&err, f, 0, 0, 0, 0);
if (!bz) throw Error(format("cannot open bzip2 file `%1%'") % logBz2Path);
unsigned char buf[128 * 1024];
do {
int n = BZ2_bzRead(&err, bz, buf, sizeof(buf));
if (err != BZ_OK && err != BZ_STREAM_END)
throw Error(format("error reading bzip2 file `%1%'") % logBz2Path);
writeFull(STDOUT_FILENO, buf, n);
} while (err != BZ_STREAM_END);
BZ2_bzReadClose(&err, bz);
break;
}
}
else if (pathExists(logBz2Path)) {
AutoCloseFD fd = open(logBz2Path.c_str(), O_RDONLY);
FILE * f = 0;
if (fd == -1 || (f = fdopen(fd.borrow(), "r")) == 0)
throw SysError(format("opening file `%1%'") % logBz2Path);
int err;
BZFILE * bz = BZ2_bzReadOpen(&err, f, 0, 0, 0, 0);
if (!bz) throw Error(format("cannot open bzip2 file `%1%'") % logBz2Path);
unsigned char buf[128 * 1024];
do {
int n = BZ2_bzRead(&err, bz, buf, sizeof(buf));
if (err != BZ_OK && err != BZ_STREAM_END)
throw Error(format("error reading bzip2 file `%1%'") % logBz2Path);
writeFull(STDOUT_FILENO, buf, n);
} while (err != BZ_STREAM_END);
BZ2_bzReadClose(&err, bz);
}
else throw Error(format("build log of derivation `%1%' is not available") % path);
}
}
@ -514,7 +515,7 @@ static void registerValidity(bool reregister, bool hashGiven, bool canonicalise)
if (!store->isValidPath(info.path) || reregister) {
/* !!! races */
if (canonicalise)
canonicalisePathMetaData(info.path);
canonicalisePathMetaData(info.path, -1);
if (!hashGiven) {
HashResult hash = hashPath(htSHA256, info.path);
info.hash = hash.first;
@ -842,7 +843,7 @@ void run(Strings args)
Operation oldOp = op;
if (arg == "--realise" || arg == "-r")
if (arg == "--realise" || arg == "--realize" || arg == "-r")
op = opRealise;
else if (arg == "--add" || arg == "-A")
op = opAdd;
@ -884,7 +885,7 @@ void run(Strings args)
op = opVerifyPath;
else if (arg == "--repair-path")
op = opRepairPath;
else if (arg == "--optimise")
else if (arg == "--optimise" || arg == "--optimize")
op = opOptimise;
else if (arg == "--query-failed-paths")
op = opQueryFailedPaths;