From f1750f7905351076d9334975f01f44934262554b Mon Sep 17 00:00:00 2001
From: Marc Lehmann <schmorpforge@schmorp.de>
Date: Tue, 1 Jun 2010 01:15:34 +0000
Subject: *** empty log message ***

---
 Changes |  1 +
 bench.c |  4 +---
 lzfP.h  | 27 ++++++++++++++-------------
 lzf_d.c |  2 --
 4 files changed, 16 insertions(+), 18 deletions(-)

diff --git a/Changes b/Changes
index 46da03e..99c0405 100644
--- a/Changes
+++ b/Changes
@@ -4,6 +4,7 @@
           greatly speeding up decompression in most cases.
         - finally disable rep movsb - it's a big loss on modern intel cpus,
           and only a small win on amd cpus.
+        - improve c++ compatibility of the code.
 
 3.5  Fri May  1 02:28:42 CEST 2009
 	- lzf_compress did sometimes write one octet past the given output
diff --git a/bench.c b/bench.c
index b108503..2ef977b 100644
--- a/bench.c
+++ b/bench.c
@@ -1,4 +1,5 @@
 #include <stdio.h>
+#include <unistd.h>
 #include <assert.h>
 #include <string.h>
 #include <time.h>
@@ -41,8 +42,6 @@ static void sigu (int signum)
 {
 }
 
-int eventfd(unsigned int,int);
-
 #define DSIZE 2821120
 
 unsigned char data[DSIZE], data2[DSIZE*2], data3[DSIZE*2];
@@ -56,7 +55,6 @@ int main(void)
    int lp;
    char buf[8192];
    int p[2];
-   int evfd = eventfd (0, 0);
    long ctr = 1;
    struct stat sbuf;
 
diff --git a/lzfP.h b/lzfP.h
index 10d804e..7f0e02b 100644
--- a/lzfP.h
+++ b/lzfP.h
@@ -94,7 +94,7 @@
 /*
  * Avoid assigning values to errno variable? for some embedding purposes
  * (linux kernel for example), this is necessary. NOTE: this breaks
- * the documentation in lzf.h.
+ * the documentation in lzf.h. Avoiding errno has no speed impact.
  */
 #ifndef AVOID_ERRNO
 # define AVOID_ERRNO 0
@@ -124,13 +124,24 @@
 /*****************************************************************************/
 /* nothing should be changed below */
 
+#ifdef __cplusplus
+# include <cstring>
+using namespace std;
+#else
+# include <string.h>
+#endif
+
 typedef unsigned char u8;
 
 typedef const u8 *LZF_STATE[1 << (HLOG)];
 
 #if !STRICT_ALIGN
 /* for unaligned accesses we need a 16 bit datatype. */
-# include <limits.h>
+# ifdef __cplusplus
+#  include <climits>
+# else
+#  include <limits.h>
+# endif
 # if USHRT_MAX == 65535
     typedef unsigned short u16;
 # elif UINT_MAX == 65535
@@ -142,17 +153,7 @@ typedef const u8 *LZF_STATE[1 << (HLOG)];
 #endif
 
 #if ULTRA_FAST
-# if defined(VERY_FAST)
-#  undef VERY_FAST
-# endif
-#endif
-
-#if INIT_HTAB
-# ifdef __cplusplus
-#  include <cstring>
-# else
-#  include <string.h>
-# endif
+# undef VERY_FAST
 #endif
 
 #endif
diff --git a/lzf_d.c b/lzf_d.c
index 396ccad..8433b8f 100644
--- a/lzf_d.c
+++ b/lzf_d.c
@@ -36,8 +36,6 @@
 
 #include "lzfP.h"
 
-#include <string.h> /* for memcpy/memset */
-
 #if AVOID_ERRNO
 # define SET_ERRNO(n)
 #else
-- 
cgit v1.2.3