Make tblgen not try to be smart. This is better handled in makefiles if

at all.  Patch contributed by Vladimir Prus!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@14784 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2004-07-13 06:11:46 +00:00
parent b89e071aea
commit 42df6d1396

View File

@ -421,18 +421,15 @@ int main(int argc, char **argv) {
std::ostream *Out = &std::cout;
if (OutputFilename != "-") {
// Output to a .tmp file, because we don't actually want to overwrite the
// output file unless the generated file is different or the specified file
// does not exist.
Out = new std::ofstream((OutputFilename+".tmp").c_str());
Out = new std::ofstream(OutputFilename.c_str());
if (!Out->good()) {
std::cerr << argv[0] << ": error opening " << OutputFilename << ".tmp!\n";
std::cerr << argv[0] << ": error opening " << OutputFilename << "!\n";
return 1;
}
// Make sure the file gets removed if *gasp* tablegen crashes...
RemoveFileOnSignal(OutputFilename+".tmp");
RemoveFileOnSignal(OutputFilename);
}
try {
@ -492,14 +489,6 @@ int main(int argc, char **argv) {
if (Out != &std::cout) {
delete Out; // Close the file
// Now that we have generated the result, check to see if we either don't
// have the requested file, or if the requested file is different than the
// file we generated. If so, move the generated file over the requested
// file. Otherwise, just remove the file we just generated, so 'make'
// doesn't try to regenerate tons of dependencies.
//
MoveFileOverIfUpdated(OutputFilename+".tmp", OutputFilename);
}
return 0;
}