diff options
| -rw-r--r-- | Driver/PrintPreprocessedOutput.cpp | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/Driver/PrintPreprocessedOutput.cpp b/Driver/PrintPreprocessedOutput.cpp index 68a2f954ed..105e99e9c4 100644 --- a/Driver/PrintPreprocessedOutput.cpp +++ b/Driver/PrintPreprocessedOutput.cpp @@ -60,8 +60,14 @@ static void InitOutputBuffer(const std::string& Output) { if (!Output.size() || Output == "-") OutputFILE = stdout; else { - OutputFILE = fopen(Output.c_str(), "w+"); OutputFilename = Output; + OutputFILE = fopen(Output.c_str(), "w+"); + + if (OutputFILE == 0) { + fprintf(stderr, "Error opening output file '%s'.\n", Output.c_str()); + exit(1); + } + } assert(OutputFILE && "failed to open output file"); @@ -73,11 +79,13 @@ static void InitOutputBuffer(const std::string& Output) { if (!Output.size() || Output == "-") OutputFD = STDOUT_FILENO; else { - OutputFD = open(Output.c_str(), O_WRONLY|O_CREAT|O_TRUNC, 0644); OutputFilename = Output; + OutputFD = open(Output.c_str(), O_WRONLY|O_CREAT|O_TRUNC, 0644); + if (OutputFD < 0) { + fprintf(stderr, "Error opening output file '%s'.\n", Output.c_str()); + exit(1); + } } - - assert(OutputFD >= 0 && "failed to open output file"); #endif } |