From c4fa09760690b6cad194745e6000581c45b02ef4 Mon Sep 17 00:00:00 2001
From: "snappy.mirrorbot@gmail.com"
 <snappy.mirrorbot@gmail.com@03e5f5b5-db94-4691-08a0-1a8bf15f6143>
Date: Tue, 22 May 2012 09:32:50 +0000
Subject: Snappy library no longer depends on iostream.

Achieved by moving logging macro definitions to a test-only
header file, and by changing non-test code to use assert,
fprintf, and abort instead of LOG/CHECK macros.

R=sesse


git-svn-id: http://snappy.googlecode.com/svn/trunk@62 03e5f5b5-db94-4691-08a0-1a8bf15f6143
---
 snappy-stubs-internal.h | 82 -------------------------------------------------
 1 file changed, 82 deletions(-)

(limited to 'snappy-stubs-internal.h')

diff --git a/snappy-stubs-internal.h b/snappy-stubs-internal.h
index 6033cdf..6817c2b 100644
--- a/snappy-stubs-internal.h
+++ b/snappy-stubs-internal.h
@@ -35,7 +35,6 @@
 #include "config.h"
 #endif
 
-#include <iostream>
 #include <string>
 
 #include <assert.h>
@@ -95,87 +94,6 @@ namespace snappy {
 static const uint32 kuint32max = static_cast<uint32>(0xFFFFFFFF);
 static const int64 kint64max = static_cast<int64>(0x7FFFFFFFFFFFFFFFLL);
 
-// Logging.
-
-#define LOG(level) LogMessage()
-#define VLOG(level) true ? (void)0 : \
-    snappy::LogMessageVoidify() & snappy::LogMessage()
-
-class LogMessage {
- public:
-  LogMessage() { }
-  ~LogMessage() {
-    cerr << endl;
-  }
-
-  LogMessage& operator<<(const std::string& msg) {
-    cerr << msg;
-    return *this;
-  }
-  LogMessage& operator<<(int x) {
-    cerr << x;
-    return *this;
-  }
-};
-
-// Asserts, both versions activated in debug mode only,
-// and ones that are always active.
-
-#define CRASH_UNLESS(condition) \
-    PREDICT_TRUE(condition) ? (void)0 : \
-    snappy::LogMessageVoidify() & snappy::LogMessageCrash()
-
-class LogMessageCrash : public LogMessage {
- public:
-  LogMessageCrash() { }
-  ~LogMessageCrash() {
-    cerr << endl;
-    abort();
-  }
-};
-
-// This class is used to explicitly ignore values in the conditional
-// logging macros.  This avoids compiler warnings like "value computed
-// is not used" and "statement has no effect".
-
-class LogMessageVoidify {
- public:
-  LogMessageVoidify() { }
-  // This has to be an operator with a precedence lower than << but
-  // higher than ?:
-  void operator&(const LogMessage&) { }
-};
-
-#define CHECK(cond) CRASH_UNLESS(cond)
-#define CHECK_LE(a, b) CRASH_UNLESS((a) <= (b))
-#define CHECK_GE(a, b) CRASH_UNLESS((a) >= (b))
-#define CHECK_EQ(a, b) CRASH_UNLESS((a) == (b))
-#define CHECK_NE(a, b) CRASH_UNLESS((a) != (b))
-#define CHECK_LT(a, b) CRASH_UNLESS((a) < (b))
-#define CHECK_GT(a, b) CRASH_UNLESS((a) > (b))
-
-#ifdef NDEBUG
-
-#define DCHECK(cond) CRASH_UNLESS(true)
-#define DCHECK_LE(a, b) CRASH_UNLESS(true)
-#define DCHECK_GE(a, b) CRASH_UNLESS(true)
-#define DCHECK_EQ(a, b) CRASH_UNLESS(true)
-#define DCHECK_NE(a, b) CRASH_UNLESS(true)
-#define DCHECK_LT(a, b) CRASH_UNLESS(true)
-#define DCHECK_GT(a, b) CRASH_UNLESS(true)
-
-#else
-
-#define DCHECK(cond) CHECK(cond)
-#define DCHECK_LE(a, b) CHECK_LE(a, b)
-#define DCHECK_GE(a, b) CHECK_GE(a, b)
-#define DCHECK_EQ(a, b) CHECK_EQ(a, b)
-#define DCHECK_NE(a, b) CHECK_NE(a, b)
-#define DCHECK_LT(a, b) CHECK_LT(a, b)
-#define DCHECK_GT(a, b) CHECK_GT(a, b)
-
-#endif
-
 // Potentially unaligned loads and stores.
 
 // x86 and PowerPC can simply do these loads and stores native.
-- 
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