auto-merge

5 files changed, 64 insertions, 77 deletions

diff --git a/include/config-win.h b/include/config-win.h
index ab4da080299..26b08a5e4fb 100644
--- a/include/config-win.h
+++ b/include/config-win.h
@@ -33,7 +33,6 @@ functions */
 
 #include <sys/locking.h>
 #include <winsock2.h>
-#include <math.h>			/* Because of rint() */
 #include <fcntl.h>
 #include <io.h>
 #include <malloc.h>
@@ -226,13 +225,6 @@ typedef uint rf_SetTimer;
 #define inline __inline
 #endif /* __cplusplus */
 
-inline double rint(double nr)
-{
-  double f = floor(nr);
-  double c = ceil(nr);
-  return (((c-nr) >= (nr-f)) ? f :c);
-}
-
 #ifdef _WIN64
 #define ulonglong2double(A) ((double) (ulonglong) (A))
 #define my_off_t2double(A)  ((double) (my_off_t) (A))
@@ -287,7 +279,6 @@ inline ulonglong double2ulonglong(double d)
 #define HAVE_FLOAT_H
 #define HAVE_LIMITS_H
 #define HAVE_STDDEF_H
-#define HAVE_RINT		/* defined in this file */
 #define NO_FCNTL_NONBLOCK	/* No FCNTL */
 #define HAVE_ALLOCA
 #define HAVE_STRPBRK
diff --git a/include/my_getopt.h b/include/my_getopt.h
index 50ebe9190d8..7cbad607aac 100644
--- a/include/my_getopt.h
+++ b/include/my_getopt.h
@@ -72,7 +72,7 @@ extern void my_cleanup_options(const struct my_option *options);
 extern void my_print_help(const struct my_option *options);
 extern void my_print_variables(const struct my_option *options);
 extern void my_getopt_register_get_addr(uchar ** (*func_addr)(const char *, uint,
-							   const struct my_option *));
+                                        const struct my_option *, int *));
 
 ulonglong getopt_ull_limit_value(ulonglong num, const struct my_option *optp,
                                  my_bool *fix);
diff --git a/include/my_global.h b/include/my_global.h
index 4581dd6785c..ad86aeb749f 100644
--- a/include/my_global.h
+++ b/include/my_global.h
@@ -424,6 +424,9 @@ C_MODE_END
 #ifdef HAVE_FLOAT_H
 #include <float.h>
 #endif
+#ifdef HAVE_FENV_H
+#include <fenv.h> /* For fesetround() */
+#endif
 
 #ifdef HAVE_SYS_TYPES_H
 #include <sys/types.h>
@@ -578,8 +581,39 @@ typedef unsigned short ushort;
 #define set_bits(type, bit_count) (sizeof(type)*8 <= (bit_count) ? ~(type) 0 : ((((type) 1) << (bit_count)) - (type) 1))
 #define array_elements(A) ((uint) (sizeof(A)/sizeof(A[0])))
 #ifndef HAVE_RINT
-#define rint(A) floor((A)+(((A) < 0)? -0.5 : 0.5))
-#endif
+/**
+   All integers up to this number can be represented exactly as double precision
+   values (DBL_MANT_DIG == 53 for IEEE 754 hardware).
+*/
+#define MAX_EXACT_INTEGER ((1LL << DBL_MANT_DIG) - 1)
+
+/**
+   rint(3) implementation for platforms that do not have it.
+   Always rounds to the nearest integer with ties being rounded to the nearest
+   even integer to mimic glibc's rint() behavior in the "round-to-nearest"
+   FPU mode. Hardware-specific optimizations are possible (frndint on x86).
+   Unlike this implementation, hardware will also honor the FPU rounding mode.
+*/
+
+static inline double rint(double x)
+{
+  double f, i;
+  f = modf(x, &i);
+  /*
+    All doubles with absolute values > MAX_EXACT_INTEGER are even anyway,
+    no need to check it.
+  */
+  if (x > 0.0)
+    i += (double) ((f > 0.5) || (f == 0.5 &&
+                                 i <= (double) MAX_EXACT_INTEGER &&
+                                 (longlong) i % 2));
+  else
+    i -= (double) ((f < -0.5) || (f == -0.5 &&
+                                  i >= (double) -MAX_EXACT_INTEGER &&
+                                  (longlong) i % 2));
+  return i;
+}
+#endif /* HAVE_RINT */
 
 /* Define some general constants */
 #ifndef TRUE
@@ -621,7 +655,6 @@ C_MODE_END
 */
 #define _VARARGS(X) X
 #define _STATIC_VARARGS(X) X
-#define _PC(X)	X
 
 /* The DBUG_ON flag always takes precedence over default DBUG_OFF */
 #if defined(DBUG_ON) && defined(DBUG_OFF)
diff --git a/include/my_md5.h b/include/my_md5.h
index f92976b3beb..6458f27c5cc 100644
--- a/include/my_md5.h
+++ b/include/my_md5.h
@@ -13,80 +13,42 @@
    along with this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
 
+/* See md5.c for explanation and copyright information.  */
 
-/* MD5.H - header file for MD5C.C
+/*
+ * $FreeBSD: src/contrib/cvs/lib/md5.h,v 1.2 1999/12/11 15:10:02 peter Exp $
  */
 
-/* Copyright (C) 1991-2, RSA Data Security, Inc. Created 1991. All
-rights reserved.
+/* Unlike previous versions of this code, uint32 need not be exactly
+   32 bits, merely 32 bits or more.  Choosing a data type which is 32
+   bits instead of 64 is not important; speed is considerably more
+   important.  ANSI guarantees that "unsigned long" will be big enough,
+   and always using it seems to have few disadvantages.  */
+typedef uint32 cvs_uint32;
 
-License to copy and use this software is granted provided that it
-is identified as the "RSA Data Security, Inc. MD5 Message-Digest
-Algorithm" in all material mentioning or referencing this software
-or this function.
-
-License is also granted to make and use derivative works provided
-that such works are identified as "derived from the RSA Data
-Security, Inc. MD5 Message-Digest Algorithm" in all material
-mentioning or referencing the derived work.
-
-RSA Data Security, Inc. makes no representations concerning either
-the merchantability of this software or the suitability of this
-software for any particular purpose. It is provided "as is"
-without express or implied warranty of any kind.
-
-These notices must be retained in any copies of any part of this
-documentation and/or software.
- */
-
-/* GLOBAL.H - RSAREF types and constants
- */
-
-/* PROTOTYPES should be set to one if and only if the compiler supports
-  function argument prototyping.
-The following makes PROTOTYPES default to 0 if it has not already
-  been defined with C compiler flags.
- */
-
-/* egcs 1.1.2 under linux didn't defined it.... :( */
-
-#ifndef PROTOTYPES
-#define PROTOTYPES 1				/* Assume prototypes */
-#endif
-
-/* POINTER defines a generic pointer type */
-typedef unsigned char *POINTER;
-
-/* UINT2 defines a two byte word */
-typedef uint16 UINT2;				/* Fix for MySQL / Alpha */
-
-/* UINT4 defines a four byte word */
-typedef uint32 UINT4;				/* Fix for MySQL / Alpha */
-
-/* PROTO_LIST is defined depending on how PROTOTYPES is defined above.
-If using PROTOTYPES, then PROTO_LIST returns the list, otherwise it
-  returns an empty list.
- */
-#if PROTOTYPES
-#define PROTO_LIST(list) list
-#else
-#define PROTO_LIST(list) ()
-#endif
-/* MD5 context. */
 typedef struct {
-  UINT4 state[4];                                   /* state (ABCD) */
-  UINT4 count[2];        /* number of bits, modulo 2^64 (lsb first) */
-  unsigned char buffer[64];                         /* input buffer */
-} my_MD5_CTX;
+  cvs_uint32 buf[4];
+  cvs_uint32 bits[2];
+  unsigned char in[64];
+} my_MD5Context;
 
 #ifdef __cplusplus
 extern "C" {
 #endif
-       void my_MD5Init PROTO_LIST ((my_MD5_CTX *));
-       void my_MD5Update PROTO_LIST
-         ((my_MD5_CTX *, unsigned char *, unsigned int));
-       void my_MD5Final PROTO_LIST ((unsigned char [16], my_MD5_CTX *));
+void my_MD5Init (my_MD5Context *context);
+void my_MD5Update (my_MD5Context *context,
+                   unsigned char const *buf, unsigned len);
+void my_MD5Final (unsigned char digest[16],
+                  my_MD5Context *context);
 
 #ifdef __cplusplus
 }
 #endif
+
+#define MY_MD5_HASH(digest,buf,len) \
+do { \
+  my_MD5Context ctx; \
+  my_MD5Init (&ctx); \
+  my_MD5Update (&ctx, buf, len); \
+  my_MD5Final (digest, &ctx); \
+} while (0)
diff --git a/include/my_sys.h b/include/my_sys.h
index 5335b65822f..8fda6178f6b 100644
--- a/include/my_sys.h
+++ b/include/my_sys.h
@@ -637,6 +637,7 @@ extern int nt_share_delete(const char *name,myf MyFlags);
 extern void TERMINATE(FILE *file, uint flag);
 #endif
 extern void init_glob_errs(void);
+extern void wait_for_free_space(const char *filename, int errors);
 extern FILE *my_fopen(const char *FileName,int Flags,myf MyFlags);
 extern FILE *my_fdopen(File Filedes,const char *name, int Flags,myf MyFlags);
 extern int my_fclose(FILE *fd,myf MyFlags);