From 771cdf39d9c1e142269e2cafc4365d0d68e05f9a Mon Sep 17 00:00:00 2001
From: Martin Nowack <martin.nowack@gmail.com>
Date: Mon, 10 Aug 2015 08:59:00 +0200
Subject: Refactoring: Moving klee_warning/_error functions to ErrorHandling in
 Support directory

---
 lib/Core/Common.cpp | 168 ----------------------------------------------------
 1 file changed, 168 deletions(-)
 delete mode 100644 lib/Core/Common.cpp

(limited to 'lib/Core/Common.cpp')

diff --git a/lib/Core/Common.cpp b/lib/Core/Common.cpp
deleted file mode 100644
index c58e121a..00000000
--- a/lib/Core/Common.cpp
+++ /dev/null
@@ -1,168 +0,0 @@
-//===-- Common.cpp --------------------------------------------------------===//
-//
-//                     The KLEE Symbolic Virtual Machine
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-#include "Common.h"
-#include "llvm/ADT/StringRef.h"
-#include "llvm/Support/raw_ostream.h"
-
-#include <stdlib.h>
-#include <stdio.h>
-#include <stdarg.h>
-#include <assert.h>
-#include <string.h>
-
-#include <set>
-
-using namespace klee;
-
-FILE* klee::klee_warning_file = NULL;
-FILE* klee::klee_message_file = NULL;
-
-static const char* warningPrefix = "WARNING";
-static const char* warningOncePrefix = "WARNING ONCE";
-static const char* errorPrefix = "ERROR";
-static const char* notePrefix = "NOTE";
-
-static bool shouldSetColor(const char* pfx, const char* msg, const char* prefixToSearchFor)
-{
-  if (pfx && strcmp(pfx, prefixToSearchFor) == 0)
-    return true;
-
-  if (llvm::StringRef(msg).startswith(prefixToSearchFor))
-    return true;
-
-  return false;
-}
-
-static void klee_vfmessage(FILE *fp, const char *pfx, const char *msg,
-                           va_list ap) {
-  if (!fp)
-    return;
-
-  llvm::raw_fd_ostream fdos(fileno(fp), /*shouldClose=*/false, /*unbuffered=*/ true);
-  bool modifyConsoleColor = fdos.is_displayed() && (fp == stderr);
-
-  if (modifyConsoleColor) {
-
-    // Warnings
-    if (shouldSetColor(pfx, msg, warningPrefix))
-      fdos.changeColor(llvm::raw_ostream::MAGENTA,
-                       /*bold=*/ false,
-                       /*bg=*/ false);
-
-    // Once warning
-    if (shouldSetColor(pfx, msg, warningOncePrefix))
-      fdos.changeColor(llvm::raw_ostream::MAGENTA,
-                       /*bold=*/ true,
-                       /*bg=*/ false);
-
-    // Errors
-    if (shouldSetColor(pfx, msg, errorPrefix))
-      fdos.changeColor(llvm::raw_ostream::RED,
-                       /*bold=*/ true,
-                       /*bg=*/ false);
-
-    // Notes
-    if (shouldSetColor(pfx, msg, notePrefix))
-      fdos.changeColor(llvm::raw_ostream::WHITE,
-                       /*bold=*/ true,
-                       /*bg=*/ false);
-
-  }
-
-  fdos << "KLEE: ";
-  if (pfx) fdos << pfx << ": ";
-
-  // FIXME: Can't use fdos here because we need to print
-  // a variable number of arguments and do substitution
-  vfprintf(fp, msg, ap);
-  fflush(fp);
-
-  fdos << "\n";
-
-  if (modifyConsoleColor)
-      fdos.resetColor();
-
-  fdos.flush();
-}
-
-/* Prints a message/warning.
-   
-   If pfx is NULL, this is a regular message, and it's sent to
-   klee_message_file (messages.txt).  Otherwise, it is sent to 
-   klee_warning_file (warnings.txt).
-
-   Iff onlyToFile is false, the message is also printed on stderr.
-*/
-static void klee_vmessage(const char *pfx, bool onlyToFile, const char *msg, 
-                          va_list ap) {
-  if (!onlyToFile) {
-    va_list ap2;
-    va_copy(ap2, ap);
-    klee_vfmessage(stderr, pfx, msg, ap2);
-    va_end(ap2);
-  }
-
-  klee_vfmessage(pfx ? klee_warning_file : klee_message_file, pfx, msg, ap);
-}
-
-
-void klee::klee_message(const char *msg, ...) {
-  va_list ap;
-  va_start(ap, msg);
-  klee_vmessage(NULL, false, msg, ap);
-  va_end(ap);
-}
-
-/* Message to be written only to file */
-void klee::klee_message_to_file(const char *msg, ...) {
-  va_list ap;
-  va_start(ap, msg);
-  klee_vmessage(NULL, true, msg, ap);
-  va_end(ap);
-}
-
-void klee::klee_error(const char *msg, ...) {
-  va_list ap;
-  va_start(ap, msg);
-  klee_vmessage(errorPrefix, false, msg, ap);
-  va_end(ap);
-  exit(1);
-}
-
-void klee::klee_warning(const char *msg, ...) {
-  va_list ap;
-  va_start(ap, msg);
-  klee_vmessage(warningPrefix, false, msg, ap);
-  va_end(ap);
-}
-
-
-/* Prints a warning once per message. */
-void klee::klee_warning_once(const void *id, const char *msg, ...) {
-  static std::set< std::pair<const void*, const char*> > keys;
-  std::pair<const void*, const char*> key;
-
-
-  /* "calling external" messages contain the actual arguments with
-     which we called the external function, so we need to ignore them
-     when computing the key. */
-  if (strncmp(msg, "calling external", strlen("calling external")) != 0)
-    key = std::make_pair(id, msg);
-  else key = std::make_pair(id, "calling external");
-  
-  if (!keys.count(key)) {
-    keys.insert(key);
-    
-    va_list ap;
-    va_start(ap, msg);
-    klee_vmessage(warningOncePrefix, false, msg, ap);
-    va_end(ap);
-  }
-}
-- 
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