From 1421b7bc23f39e57052a51f4647512936f45b12f Mon Sep 17 00:00:00 2001 From: Mikhail Glushenkov Date: Wed, 21 Jan 2009 13:14:02 +0000 Subject: Mimic gcc behaviour with regard to response files. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62688 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Support/CommandLine.cpp | 31 +++++++++++++++---------------- 1 file changed, 15 insertions(+), 16 deletions(-) (limited to 'lib/Support/CommandLine.cpp') diff --git a/lib/Support/CommandLine.cpp b/lib/Support/CommandLine.cpp index 87dfc5a703..8cd483a25e 100644 --- a/lib/Support/CommandLine.cpp +++ b/lib/Support/CommandLine.cpp @@ -388,23 +388,22 @@ static void ExpandResponseFiles(int argc, char** argv, // Check that the response file is not empty (mmap'ing empty // files can be problematic). const sys::FileStatus *FileStat = respFile.getFileStatus(); - if (!FileStat) - continue; - if (FileStat->getSize() == 0) - continue; - - // Mmap the response file into memory. - OwningPtr - respFilePtr(MemoryBuffer::getFile(respFile.c_str())); - - if (respFilePtr == 0) - continue; - - ParseCStringVector(newArgv, respFilePtr->getBufferStart()); - } - else { - newArgv.push_back(strdup(arg)); + if (FileStat && FileStat->getSize() != 0) { + + // Mmap the response file into memory. + OwningPtr + respFilePtr(MemoryBuffer::getFile(respFile.c_str())); + + // If we could open the file, parse its contents, otherwise + // pass the @file option verbatim. + // TODO: support recursion. + if (respFilePtr != 0) { + ParseCStringVector(newArgv, respFilePtr->getBufferStart()); + continue; + } + } } + newArgv.push_back(strdup(arg)); } } -- cgit v1.2.3-18-g5258