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Fix llvm-extract's "writing bitcode to a terminal" warning, which wasn't

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working. To support this, add an is_displayed() function to raw_ostream,
and generalize Process::StandardOutIsDisplayed and friends in order to
support it.

Also, call RemoveFileOnSignal before creating a file instead of after, so
that the file isn't left behind if the program is interrupted between when
the file is created and RemoveFileOnSignal is called.

While here, add a -S to llvm-extract and port it to IRReader so that it
supports assembly input.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81568 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman
2009-09-11 20:46:33 +00:00
parent 82b3c2e404
commit ec080467f5
12 changed files with 72 additions and 52 deletions
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8
tools/opt/opt.cpp
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@ -362,6 +362,10 @@ int main(int argc, char **argv) {
// FIXME: outs() is not binary!
raw_ostream *Out = &outs(); // Default to printing to stdout...
if (OutputFilename != "-") {
// Make sure that the Output file gets unlinked from the disk if we get a
// SIGINT
sys::RemoveFileOnSignal(sys::Path(OutputFilename));
std::string ErrorInfo;
Out = new raw_fd_ostream(OutputFilename.c_str(), ErrorInfo,
raw_fd_ostream::F_Binary);
@ -370,10 +374,6 @@ int main(int argc, char **argv) {
delete Out;
return 1;
}
// Make sure that the Output file gets unlinked from the disk if we get a
// SIGINT
sys::RemoveFileOnSignal(sys::Path(OutputFilename));
}
// If the output is set to be emitted to standard out, and standard out is a