Reverted 321580: Added support for reading configuration files

It caused buildbot fails.

llvm-svn: 321582

1 files changed, 0 insertions, 47 deletions

diff --git a/llvm/lib/Support/CommandLine.cpp b/llvm/lib/Support/CommandLine.cpp
index d9059ee908c..4caf4a4fdce 100644
--- a/llvm/lib/Support/CommandLine.cpp
+++ b/llvm/lib/Support/CommandLine.cpp
@@ -873,44 +873,6 @@ void cl::TokenizeWindowsCommandLine(StringRef Src, StringSaver &Saver,
     NewArgv.push_back(nullptr);
 }
 
-void cl::tokenizeConfigFile(StringRef Source, StringSaver &Saver,
-                            SmallVectorImpl<const char *> &NewArgv,
-                            bool MarkEOLs) {
-  for (const char *Cur = Source.begin(); Cur != Source.end();) {
-    SmallString<128> Line;
-    // Check for comment line.
-    if (isWhitespace(*Cur)) {
-      while (Cur != Source.end() && isWhitespace(*Cur))
-        ++Cur;
-      continue;
-    }
-    if (*Cur == '#') {
-      while (Cur != Source.end() && *Cur != '\n')
-        ++Cur;
-      continue;
-    }
-    // Find end of the current line.
-    const char *Start = Cur;
-    for (const char *End = Source.end(); Cur != End; ++Cur) {
-      if (*Cur == '\\') {
-        if (Cur + 1 != End) {
-          ++Cur;
-          if (*Cur == '\n' ||
-              (*Cur == '\r' && (Cur + 1 != End) && Cur[1] == '\n')) {
-            Line.append(Start, Cur - 1);
-            Cur += (*Cur == '\r' ? 2 : 1);
-            Start = Cur;
-          }
-        }
-      } else if (*Cur == '\n')
-        break;
-    }
-    // Tokenize line.
-    Line.append(Start, Cur);
-    cl::TokenizeGNUCommandLine(Line, Saver, NewArgv, MarkEOLs);
-  }
-}
-
 // It is called byte order marker but the UTF-8 BOM is actually not affected
 // by the host system's endianness.
 static bool hasUTF8ByteOrderMark(ArrayRef<char> S) {
@@ -1015,15 +977,6 @@ bool cl::ExpandResponseFiles(StringSaver &Saver, TokenizerCallback Tokenizer,
   return AllExpanded;
 }
 
-bool cl::readConfigFile(StringRef CfgFile, StringSaver &Saver,
-                        SmallVectorImpl<const char *> &Argv) {
-  if (!ExpandResponseFile(CfgFile, Saver, cl::tokenizeConfigFile, Argv,
-                          /*MarkEOLs*/ false, /*RelativeNames*/ true))
-    return false;
-  return ExpandResponseFiles(Saver, cl::tokenizeConfigFile, Argv,
-                             /*MarkEOLs*/ false, /*RelativeNames*/ true);
-}
-
 /// ParseEnvironmentOptions - An alternative entry point to the
 /// CommandLine library, which allows you to read the program's name
 /// from the caller (as PROGNAME) and its command-line arguments from